aschwarz/Leitgedanken
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

PDF rausgenommen

Browse Source
This commit is contained in:
aschwarz
2023-01-23 11:03:31 +01:00
parent 82d562a322
commit a6523903eb
28078 changed files with 4247552 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

108
msd2/myoos/includes/lib/adodb/perf/perf-db2.inc.php Normal file
View File

@ -0,0 +1,108 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
// Simple guide to configuring db2: so-so http://www.devx.com/gethelpon/10MinuteSolution/16575
// SELECT * FROM TABLE(SNAPSHOT_APPL('SAMPLE', -1)) as t
class perf_db2 extends adodb_perf{
var $createTableSQL = "CREATE TABLE adodb_logsql (
created TIMESTAMP NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 varchar(4000) NOT NULL,
params varchar(3000) NOT NULL,
tracer varchar(500) NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'data cache hit ratio' => array('RATIO',
"SELECT
case when sum(POOL_DATA_L_READS+POOL_INDEX_L_READS)=0 then 0
else 100*(1-sum(POOL_DATA_P_READS+POOL_INDEX_P_READS)/sum(POOL_DATA_L_READS+POOL_INDEX_L_READS)) end
FROM TABLE(SNAPSHOT_APPL('',-2)) as t",
'=WarnCacheRatio'),
'Data Cache',
'data cache buffers' => array('DATAC',
'select sum(npages) from SYSCAT.BUFFERPOOLS',
'See <a href=http://www7b.boulder.ibm.com/dmdd/library/techarticle/anshum/0107anshum.html#bufferpoolsize>tuning reference</a>.' ),
'cache blocksize' => array('DATAC',
'select avg(pagesize) from SYSCAT.BUFFERPOOLS',
'' ),
'data cache size' => array('DATAC',
'select sum(npages*pagesize) from SYSCAT.BUFFERPOOLS',
'' ),
'Connections',
'current connections' => array('SESS',
"SELECT count(*) FROM TABLE(SNAPSHOT_APPL_INFO('',-2)) as t",
''),
false
);
function __construct(&$conn)
{
$this->conn = $conn;
}
function Explain($sql,$partial=false)
{
$save = $this->conn->LogSQL(false);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$qno = rand();
$ok = $this->conn->Execute("EXPLAIN PLAN SET QUERYNO=$qno FOR $sql");
ob_start();
if (!$ok) echo "<p>Have EXPLAIN tables been created?</p>";
else {
$rs = $this->conn->Execute("select * from explain_statement where queryno=$qno");
if ($rs) rs2html($rs);
}
$s = ob_get_contents();
ob_end_clean();
$this->conn->LogSQL($save);
$s .= $this->Tracer($sql);
return $s;
}
/**
* Gets a list of tables
*
* @param int $throwaway discarded variable to match the parent method
* @return string The formatted table list
*/
function Tables($throwaway=0)
{
$rs = $this->conn->Execute("select tabschema,tabname,card as rows,
npages pages_used,fpages pages_allocated, tbspace tablespace
from syscat.tables where tabschema not in ('SYSCAT','SYSIBM','SYSSTAT') order by 1,2");
return rs2html($rs,false,false,false,false);
}
}

71
msd2/myoos/includes/lib/adodb/perf/perf-informix.inc.php Normal file
View File

@ -0,0 +1,71 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
//
// Thx to Fernando Ortiz, mailto:fortiz#lacorona.com.mx
// With info taken from http://www.oninit.com/oninit/sysmaster/index.html
//
class perf_informix extends adodb_perf{
// Maximum size on varchar upto 9.30 255 chars
// better truncate varchar to 255 than char(4000) ?
var $createTableSQL = "CREATE TABLE adodb_logsql (
created datetime year to second NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 varchar(255) NOT NULL,
params varchar(255) NOT NULL,
tracer varchar(255) NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $tablesSQL = "select a.tabname tablename, ti_nptotal*2 size_in_k, ti_nextns extents, ti_nrows records from systables c, sysmaster:systabnames a, sysmaster:systabinfo b where c.tabname not matches 'sys*' and c.partnum = a.partnum and c.partnum = b.ti_partnum";
var $settings = array(
'Ratios',
'data cache hit ratio' => array('RATIOH',
"select round((1-(wt.value / (rd.value + wr.value)))*100,2)
from sysmaster:sysprofile wr, sysmaster:sysprofile rd, sysmaster:sysprofile wt
where rd.name = 'pagreads' and
wr.name = 'pagwrites' and
wt.name = 'buffwts'",
'=WarnCacheRatio'),
'IO',
'data reads' => array('IO',
"select value from sysmaster:sysprofile where name='pagreads'",
'Page reads'),
'data writes' => array('IO',
"select value from sysmaster:sysprofile where name='pagwrites'",
'Page writes'),
'Connections',
'current connections' => array('SESS',
'select count(*) from sysmaster:syssessions',
'Number of sessions'),
false
);
function __construct(&$conn)
{
$this->conn = $conn;
}
}

164
msd2/myoos/includes/lib/adodb/perf/perf-mssql.inc.php Normal file
View File

@ -0,0 +1,164 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
/*
MSSQL has moved most performance info to Performance Monitor
*/
class perf_mssql extends adodb_perf{
var $sql1 = 'cast(sql1 as text)';
var $createTableSQL = "CREATE TABLE adodb_logsql (
created datetime NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 varchar(4000) NOT NULL,
params varchar(3000) NOT NULL,
tracer varchar(500) NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'data cache hit ratio' => array('RATIO',
"select round((a.cntr_value*100.0)/b.cntr_value,2) from master.dbo.sysperfinfo a, master.dbo.sysperfinfo b where a.counter_name = 'Buffer cache hit ratio' and b.counter_name='Buffer cache hit ratio base'",
'=WarnCacheRatio'),
'prepared sql hit ratio' => array('RATIO',
array('dbcc cachestats','Prepared',1,100),
''),
'adhoc sql hit ratio' => array('RATIO',
array('dbcc cachestats','Adhoc',1,100),
''),
'IO',
'data reads' => array('IO',
"select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page reads/sec'"),
'data writes' => array('IO',
"select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page writes/sec'"),
'Data Cache',
'data cache size' => array('DATAC',
"select cntr_value*8192 from master.dbo.sysperfinfo where counter_name = 'Total Pages' and object_name='SQLServer:Buffer Manager'",
'' ),
'data cache blocksize' => array('DATAC',
"select 8192",'page size'),
'Connections',
'current connections' => array('SESS',
'=sp_who',
''),
'max connections' => array('SESS',
"SELECT @@MAX_CONNECTIONS",
''),
false
);
function __construct(&$conn)
{
if ($conn->dataProvider == 'odbc') {
$this->sql1 = 'sql1';
//$this->explain = false;
}
$this->conn = $conn;
}
function Explain($sql,$partial=false)
{
$save = $this->conn->LogSQL(false);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$s = '<p><b>Explain</b>: '.htmlspecialchars($sql).'</p>';
$this->conn->Execute("SET SHOWPLAN_ALL ON;");
$sql = str_replace('?',"''",$sql);
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
$rs = $this->conn->Execute($sql);
//adodb_printr($rs);
$ADODB_FETCH_MODE = $save;
if ($rs && !$rs->EOF) {
$rs->MoveNext();
$s .= '<table bgcolor=white border=0 cellpadding="1" callspacing=0><tr><td nowrap align=center> Rows<td nowrap align=center> IO<td nowrap align=center> CPU<td align=left> &nbsp; &nbsp; Plan</tr>';
while (!$rs->EOF) {
$s .= '<tr><td>'.round($rs->fields[8],1).'<td>'.round($rs->fields[9],3).'<td align=right>'.round($rs->fields[10],3).'<td nowrap><pre>'.htmlspecialchars($rs->fields[0])."</td></pre></tr>\n"; ## NOTE CORRUPT </td></pre> tag is intentional!!!!
$rs->MoveNext();
}
$s .= '</table>';
$rs->NextRecordSet();
}
$this->conn->Execute("SET SHOWPLAN_ALL OFF;");
$this->conn->LogSQL($save);
$s .= $this->Tracer($sql);
return $s;
}
function Tables()
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
//$this->conn->debug=1;
$s = '<table border=1 bgcolor=white><tr><td><b>tablename</b></td><td><b>size_in_k</b></td><td><b>index size</b></td><td><b>reserved size</b></td></tr>';
$rs1 = $this->conn->Execute("select distinct name from sysobjects where xtype='U'");
if ($rs1) {
while (!$rs1->EOF) {
$tab = $rs1->fields[0];
$tabq = $this->conn->qstr($tab);
$rs2 = $this->conn->Execute("sp_spaceused $tabq");
if ($rs2) {
$s .= '<tr><td>'.$tab.'</td><td align=right>'.$rs2->fields[3].'</td><td align=right>'.$rs2->fields[4].'</td><td align=right>'.$rs2->fields[2].'</td></tr>';
$rs2->Close();
}
$rs1->MoveNext();
}
$rs1->Close();
}
$ADODB_FETCH_MODE = $save;
return $s.'</table>';
}
function sp_who()
{
$arr = $this->conn->GetArray('sp_who');
return sizeof($arr);
}
function HealthCheck($cli=false)
{
$this->conn->Execute('dbcc traceon(3604)');
$html = adodb_perf::HealthCheck($cli);
$this->conn->Execute('dbcc traceoff(3604)');
return $html;
}
}

164
msd2/myoos/includes/lib/adodb/perf/perf-mssqlnative.inc.php Normal file
View File

@ -0,0 +1,164 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
/*
MSSQL has moved most performance info to Performance Monitor
*/
class perf_mssqlnative extends adodb_perf{
var $sql1 = 'cast(sql1 as text)';
var $createTableSQL = "CREATE TABLE adodb_logsql (
created datetime NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 varchar(4000) NOT NULL,
params varchar(3000) NOT NULL,
tracer varchar(500) NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'data cache hit ratio' => array('RATIO',
"select round((a.cntr_value*100.0)/b.cntr_value,2) from master.dbo.sysperfinfo a, master.dbo.sysperfinfo b where a.counter_name = 'Buffer cache hit ratio' and b.counter_name='Buffer cache hit ratio base'",
'=WarnCacheRatio'),
'prepared sql hit ratio' => array('RATIO',
array('dbcc cachestats','Prepared',1,100),
''),
'adhoc sql hit ratio' => array('RATIO',
array('dbcc cachestats','Adhoc',1,100),
''),
'IO',
'data reads' => array('IO',
"select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page reads/sec'"),
'data writes' => array('IO',
"select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page writes/sec'"),
'Data Cache',
'data cache size' => array('DATAC',
"select cntr_value*8192 from master.dbo.sysperfinfo where counter_name = 'Total Pages' and object_name='SQLServer:Buffer Manager'",
'' ),
'data cache blocksize' => array('DATAC',
"select 8192",'page size'),
'Connections',
'current connections' => array('SESS',
'=sp_who',
''),
'max connections' => array('SESS',
"SELECT @@MAX_CONNECTIONS",
''),
false
);
function __construct(&$conn)
{
if ($conn->dataProvider == 'odbc') {
$this->sql1 = 'sql1';
//$this->explain = false;
}
$this->conn =& $conn;
}
function Explain($sql,$partial=false)
{
$save = $this->conn->LogSQL(false);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$s = '<p><b>Explain</b>: '.htmlspecialchars($sql).'</p>';
$this->conn->Execute("SET SHOWPLAN_ALL ON;");
$sql = str_replace('?',"''",$sql);
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
$rs =& $this->conn->Execute($sql);
//adodb_printr($rs);
$ADODB_FETCH_MODE = $save;
if ($rs) {
$rs->MoveNext();
$s .= '<table bgcolor=white border=0 cellpadding="1" callspacing=0><tr><td nowrap align=center> Rows<td nowrap align=center> IO<td nowrap align=center> CPU<td align=left> &nbsp; &nbsp; Plan</tr>';
while (!$rs->EOF) {
$s .= '<tr><td>'.round($rs->fields[8],1).'<td>'.round($rs->fields[9],3).'<td align=right>'.round($rs->fields[10],3).'<td nowrap><pre>'.htmlspecialchars($rs->fields[0])."</td></pre></tr>\n"; ## NOTE CORRUPT </td></pre> tag is intentional!!!!
$rs->MoveNext();
}
$s .= '</table>';
$rs->NextRecordSet();
}
$this->conn->Execute("SET SHOWPLAN_ALL OFF;");
$this->conn->LogSQL($save);
$s .= $this->Tracer($sql);
return $s;
}
function Tables($orderby='1')
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
//$this->conn->debug=1;
$s = '<table border=1 bgcolor=white><tr><td><b>tablename</b></td><td><b>size_in_k</b></td><td><b>index size</b></td><td><b>reserved size</b></td></tr>';
$rs1 = $this->conn->Execute("select distinct name from sysobjects where xtype='U'");
if ($rs1) {
while (!$rs1->EOF) {
$tab = $rs1->fields[0];
$tabq = $this->conn->qstr($tab);
$rs2 = $this->conn->Execute("sp_spaceused $tabq");
if ($rs2) {
$s .= '<tr><td>'.$tab.'</td><td align=right>'.$rs2->fields[3].'</td><td align=right>'.$rs2->fields[4].'</td><td align=right>'.$rs2->fields[2].'</td></tr>';
$rs2->Close();
}
$rs1->MoveNext();
}
$rs1->Close();
}
$ADODB_FETCH_MODE = $save;
return $s.'</table>';
}
function sp_who()
{
$arr = $this->conn->GetArray('sp_who');
return sizeof($arr);
}
function HealthCheck($cli=false)
{
$this->conn->Execute('dbcc traceon(3604)');
$html = adodb_perf::HealthCheck($cli);
$this->conn->Execute('dbcc traceoff(3604)');
return $html;
}
}

316
msd2/myoos/includes/lib/adodb/perf/perf-mysql.inc.php Normal file
View File

@ -0,0 +1,316 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
class perf_mysql extends adodb_perf{
var $tablesSQL = 'show table status';
var $createTableSQL = "CREATE TABLE adodb_logsql (
created datetime NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 text NOT NULL,
params text NOT NULL,
tracer text NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'MyISAM cache hit ratio' => array('RATIO',
'=GetKeyHitRatio',
'=WarnCacheRatio'),
'InnoDB cache hit ratio' => array('RATIO',
'=GetInnoDBHitRatio',
'=WarnCacheRatio'),
'data cache hit ratio' => array('HIDE', # only if called
'=FindDBHitRatio',
'=WarnCacheRatio'),
'sql cache hit ratio' => array('RATIO',
'=GetQHitRatio',
''),
'IO',
'data reads' => array('IO',
'=GetReads',
'Number of selects (Key_reads is not accurate)'),
'data writes' => array('IO',
'=GetWrites',
'Number of inserts/updates/deletes * coef (Key_writes is not accurate)'),
'Data Cache',
'MyISAM data cache size' => array('DATAC',
array("show variables", 'key_buffer_size'),
'' ),
'BDB data cache size' => array('DATAC',
array("show variables", 'bdb_cache_size'),
'' ),
'InnoDB data cache size' => array('DATAC',
array("show variables", 'innodb_buffer_pool_size'),
'' ),
'Memory Usage',
'read buffer size' => array('CACHE',
array("show variables", 'read_buffer_size'),
'(per session)'),
'sort buffer size' => array('CACHE',
array("show variables", 'sort_buffer_size'),
'Size of sort buffer (per session)' ),
'table cache' => array('CACHE',
array("show variables", 'table_cache'),
'Number of tables to keep open'),
'Connections',
'current connections' => array('SESS',
array('show status','Threads_connected'),
''),
'max connections' => array( 'SESS',
array("show variables",'max_connections'),
''),
false
);
function __construct(&$conn)
{
$this->conn = $conn;
}
function Explain($sql,$partial=false)
{
if (strtoupper(substr(trim($sql),0,6)) !== 'SELECT') return '<p>Unable to EXPLAIN non-select statement</p>';
$save = $this->conn->LogSQL(false);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$sql = str_replace('?',"''",$sql);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$sql = $this->conn->GetOne("select sql1 from adodb_logsql where sql1 like $sqlq");
}
$s = '<p><b>Explain</b>: '.htmlspecialchars($sql).'</p>';
$rs = $this->conn->Execute('EXPLAIN '.$sql);
$s .= rs2html($rs,false,false,false,false);
$this->conn->LogSQL($save);
$s .= $this->Tracer($sql);
return $s;
}
function tables($orderby='1')
{
if (!$this->tablesSQL) return false;
$rs = $this->conn->Execute($this->tablesSQL);
if (!$rs) return false;
$html = rs2html($rs,false,false,false,false);
return $html;
}
function GetReads()
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->Execute('show status');
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
if (!$rs) return 0;
$val = 0;
while (!$rs->EOF) {
switch($rs->fields[0]) {
case 'Com_select':
$val = $rs->fields[1];
$rs->Close();
return $val;
}
$rs->MoveNext();
}
$rs->Close();
return $val;
}
function GetWrites()
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->Execute('show status');
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
if (!$rs) return 0;
$val = 0.0;
while (!$rs->EOF) {
switch($rs->fields[0]) {
case 'Com_insert':
$val += $rs->fields[1]; break;
case 'Com_delete':
$val += $rs->fields[1]; break;
case 'Com_update':
$val += $rs->fields[1]/2;
$rs->Close();
return $val;
}
$rs->MoveNext();
}
$rs->Close();
return $val;
}
function FindDBHitRatio()
{
// first find out type of table
//$this->conn->debug=1;
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->Execute('show table status');
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
if (!$rs) return '';
$type = strtoupper($rs->fields[1]);
$rs->Close();
switch($type){
case 'MYISAM':
case 'ISAM':
return $this->DBParameter('MyISAM cache hit ratio').' (MyISAM)';
case 'INNODB':
return $this->DBParameter('InnoDB cache hit ratio').' (InnoDB)';
default:
return $type.' not supported';
}
}
function GetQHitRatio()
{
//Total number of queries = Qcache_inserts + Qcache_hits + Qcache_not_cached
$hits = $this->_DBParameter(array("show status","Qcache_hits"));
$total = $this->_DBParameter(array("show status","Qcache_inserts"));
$total += $this->_DBParameter(array("show status","Qcache_not_cached"));
$total += $hits;
if ($total) return round(($hits*100)/$total,2);
return 0;
}
/*
Use session variable to store Hit percentage, because MySQL
does not remember last value of SHOW INNODB STATUS hit ratio
# 1st query to SHOW INNODB STATUS
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
Buffer pool hit rate 1000 / 1000
# 2nd query to SHOW INNODB STATUS
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
No buffer pool activity since the last printout
*/
function GetInnoDBHitRatio()
{
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->Execute('show engine innodb status');
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
if (!$rs || $rs->EOF) return 0;
$stat = $rs->fields[0];
$rs->Close();
$at = strpos($stat,'Buffer pool hit rate');
$stat = substr($stat,$at,200);
if (preg_match('!Buffer pool hit rate\s*([0-9]*) / ([0-9]*)!',$stat,$arr)) {
$val = 100*$arr[1]/$arr[2];
$_SESSION['INNODB_HIT_PCT'] = $val;
return round($val,2);
} else {
if (isset($_SESSION['INNODB_HIT_PCT'])) return $_SESSION['INNODB_HIT_PCT'];
return 0;
}
return 0;
}
function GetKeyHitRatio()
{
$hits = $this->_DBParameter(array("show status","Key_read_requests"));
$reqs = $this->_DBParameter(array("show status","Key_reads"));
if ($reqs == 0) return 0;
return round(($hits/($reqs+$hits))*100,2);
}
// start hack
var $optimizeTableLow = 'CHECK TABLE %s FAST QUICK';
var $optimizeTableHigh = 'OPTIMIZE TABLE %s';
/**
* @see adodb_perf#optimizeTable
*/
function optimizeTable( $table, $mode = ADODB_OPT_LOW)
{
if ( !is_string( $table)) return false;
$conn = $this->conn;
if ( !$conn) return false;
$sql = '';
switch( $mode) {
case ADODB_OPT_LOW : $sql = $this->optimizeTableLow; break;
case ADODB_OPT_HIGH : $sql = $this->optimizeTableHigh; break;
default :
{
// May dont use __FUNCTION__ constant for BC (__FUNCTION__ Added in PHP 4.3.0)
ADOConnection::outp( sprintf( "<p>%s: '%s' using of undefined mode '%s'</p>", __CLASS__, __FUNCTION__, $mode));
return false;
}
}
$sql = sprintf( $sql, $table);
return $conn->Execute( $sql) !== false;
}
// end hack
}

703
msd2/myoos/includes/lib/adodb/perf/perf-oci8.inc.php Normal file
View File

@ -0,0 +1,703 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
class perf_oci8 extends ADODB_perf{
var $noShowIxora = 15; // if the sql for suspicious sql is taking too long, then disable ixora
var $tablesSQL = "select segment_name as \"tablename\", sum(bytes)/1024 as \"size_in_k\",tablespace_name as \"tablespace\",count(*) \"extents\" from sys.user_extents
group by segment_name,tablespace_name";
var $version;
var $createTableSQL = "CREATE TABLE adodb_logsql (
created date NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 varchar(4000) NOT NULL,
params varchar(4000),
tracer varchar(4000),
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'data cache hit ratio' => array('RATIOH',
"select round((1-(phy.value / (cur.value + con.value)))*100,2)
from v\$sysstat cur, v\$sysstat con, v\$sysstat phy
where cur.name = 'db block gets' and
con.name = 'consistent gets' and
phy.name = 'physical reads'",
'=WarnCacheRatio'),
'sql cache hit ratio' => array( 'RATIOH',
'select round(100*(sum(pins)-sum(reloads))/sum(pins),2) from v$librarycache',
'increase <i>shared_pool_size</i> if too ratio low'),
'datadict cache hit ratio' => array('RATIOH',
"select
round((1 - (sum(getmisses) / (sum(gets) +
sum(getmisses))))*100,2)
from v\$rowcache",
'increase <i>shared_pool_size</i> if too ratio low'),
'memory sort ratio' => array('RATIOH',
"SELECT ROUND((100 * b.VALUE) /DECODE ((a.VALUE + b.VALUE),
0,1,(a.VALUE + b.VALUE)),2)
FROM v\$sysstat a,
v\$sysstat b
WHERE a.name = 'sorts (disk)'
AND b.name = 'sorts (memory)'",
"% of memory sorts compared to disk sorts - should be over 95%"),
'IO',
'data reads' => array('IO',
"select value from v\$sysstat where name='physical reads'"),
'data writes' => array('IO',
"select value from v\$sysstat where name='physical writes'"),
'Data Cache',
'data cache buffers' => array( 'DATAC',
"select a.value/b.value from v\$parameter a, v\$parameter b
where a.name = 'db_cache_size' and b.name= 'db_block_size'",
'Number of cache buffers. Tune <i>db_cache_size</i> if the <i>data cache hit ratio</i> is too low.'),
'data cache blocksize' => array('DATAC',
"select value from v\$parameter where name='db_block_size'",
'' ),
'Memory Pools',
'Mem Max Target (11g+)' => array( 'DATAC',
"select value from v\$parameter where name = 'memory_max_target'",
'The memory_max_size is the maximum value to which memory_target can be set.' ),
'Memory target (11g+)' => array( 'DATAC',
"select value from v\$parameter where name = 'memory_target'",
'If memory_target is defined then SGA and PGA targets are consolidated into one memory_target.' ),
'SGA Max Size' => array( 'DATAC',
"select nvl(value,0)/1024.0/1024 || 'M' from v\$parameter where name = 'sga_max_size'",
'The sga_max_size is the maximum value to which sga_target can be set.' ),
'SGA target' => array( 'DATAC',
"select nvl(value,0)/1024.0/1024 || 'M' from v\$parameter where name = 'sga_target'",
'If sga_target is defined then data cache, shared, java and large pool size can be 0. This is because all these pools are consolidated into one sga_target.' ),
'PGA aggr target' => array( 'DATAC',
"select nvl(value,0)/1024.0/1024 || 'M' from v\$parameter where name = 'pga_aggregate_target'",
'If pga_aggregate_target is defined then this is the maximum memory that can be allocated for cursor operations such as sorts, group by, joins, merges. When in doubt, set it to 20% of sga_target.' ),
'data cache size' => array('DATAC',
"select value from v\$parameter where name = 'db_cache_size'",
'db_cache_size' ),
'shared pool size' => array('DATAC',
"select value from v\$parameter where name = 'shared_pool_size'",
'shared_pool_size, which holds shared sql, stored procedures, dict cache and similar shared structs' ),
'java pool size' => array('DATAJ',
"select value from v\$parameter where name = 'java_pool_size'",
'java_pool_size' ),
'large pool buffer size' => array('CACHE',
"select value from v\$parameter where name='large_pool_size'",
'this pool is for large mem allocations (not because it is larger than shared pool), for MTS sessions, parallel queries, io buffers (large_pool_size) ' ),
'dynamic memory usage' => array('CACHE', "select '-' from dual", '=DynMemoryUsage'),
'Connections',
'current connections' => array('SESS',
'select count(*) from sys.v_$session where username is not null',
''),
'max connections' => array( 'SESS',
"select value from v\$parameter where name='sessions'",
''),
'Memory Utilization',
'data cache utilization ratio' => array('RATIOU',
"select round((1-bytes/sgasize)*100, 2)
from (select sum(bytes) sgasize from sys.v_\$sgastat) s, sys.v_\$sgastat f
where name = 'free memory' and pool = 'shared pool'",
'Percentage of data cache actually in use - should be over 85%'),
'shared pool utilization ratio' => array('RATIOU',
'select round((sga.bytes/case when p.value=0 then sga.bytes else to_number(p.value) end)*100,2)
from v$sgastat sga, v$parameter p
where sga.name = \'free memory\' and sga.pool = \'shared pool\'
and p.name = \'shared_pool_size\'',
'Percentage of shared pool actually used - too low is bad, too high is worse'),
'large pool utilization ratio' => array('RATIOU',
"select round((1-bytes/sgasize)*100, 2)
from (select sum(bytes) sgasize from sys.v_\$sgastat) s, sys.v_\$sgastat f
where name = 'free memory' and pool = 'large pool'",
'Percentage of large_pool actually in use - too low is bad, too high is worse'),
'sort buffer size' => array('CACHE',
"select value from v\$parameter where name='sort_area_size'",
'max in-mem sort_area_size (per query), uses memory in pga' ),
/*'pga usage at peak' => array('RATIOU',
'=PGA','Mb utilization at peak transactions (requires Oracle 9i+)'),*/
'Transactions',
'rollback segments' => array('ROLLBACK',
"select count(*) from sys.v_\$rollstat",
''),
'peak transactions' => array('ROLLBACK',
"select max_utilization tx_hwm
from sys.v_\$resource_limit
where resource_name = 'transactions'",
'Taken from high-water-mark'),
'max transactions' => array('ROLLBACK',
"select value from v\$parameter where name = 'transactions'",
'max transactions / rollback segments < 3.5 (or transactions_per_rollback_segment)'),
'Parameters',
'cursor sharing' => array('CURSOR',
"select value from v\$parameter where name = 'cursor_sharing'",
'Cursor reuse strategy. Recommended is FORCE (8i+) or SIMILAR (9i+). See <a href=http://www.praetoriate.com/oracle_tips_cursor_sharing.htm>cursor_sharing</a>.'),
/*
'cursor reuse' => array('CURSOR',
"select count(*) from (select sql_text_wo_constants, count(*)
from t1
group by sql_text_wo_constants
having count(*) > 100)",'These are sql statements that should be using bind variables'),*/
'index cache cost' => array('COST',
"select value from v\$parameter where name = 'optimizer_index_caching'",
'=WarnIndexCost'),
'random page cost' => array('COST',
"select value from v\$parameter where name = 'optimizer_index_cost_adj'",
'=WarnPageCost'),
'Waits',
'Recent wait events' => array('WAITS','select \'Top 5 events\' from dual','=TopRecentWaits'),
// 'Historical wait SQL' => array('WAITS','select \'Last 2 days\' from dual','=TopHistoricalWaits'), -- requires AWR license
'Backup',
'Achivelog Mode' => array('BACKUP', 'select log_mode from v$database', '=LogMode'),
'DBID' => array('BACKUP','select dbid from v$database','Primary key of database, used for recovery with an RMAN Recovery Catalog'),
'Archive Log Dest' => array('BACKUP', "SELECT NVL(v1.value,v2.value)
FROM v\$parameter v1, v\$parameter v2 WHERE v1.name='log_archive_dest' AND v2.name='log_archive_dest_10'", ''),
'Flashback Area' => array('BACKUP', "select nvl(value,'Flashback Area not used') from v\$parameter where name=lower('DB_RECOVERY_FILE_DEST')", 'Flashback area is a folder where all backup data and logs can be stored and managed by Oracle. If Error: message displayed, then it is not in use.'),
'Flashback Usage' => array('BACKUP', "select nvl('-','Flashback Area not used') from v\$parameter where name=lower('DB_RECOVERY_FILE_DEST')", '=FlashUsage', 'Flashback area usage.'),
'Control File Keep Time' => array('BACKUP', "select value from v\$parameter where name='control_file_record_keep_time'",'No of days to keep RMAN info in control file. Recommended set to x2 or x3 times the frequency of your full backup.'),
'Recent RMAN Jobs' => array('BACKUP', "select '-' from dual", "=RMAN"),
// 'Control File Keep Time' => array('BACKUP', "select value from v\$parameter where name='control_file_record_keep_time'",'No of days to keep RMAN info in control file. I recommend it be set to x2 or x3 times the frequency of your full backup.'),
'Storage', 'Tablespaces' => array('TABLESPACE', "select '-' from dual", "=TableSpace"),
false
);
function __construct(&$conn)
{
global $gSQLBlockRows;
$gSQLBlockRows = 1000;
$savelog = $conn->LogSQL(false);
$this->version = $conn->ServerInfo();
$conn->LogSQL($savelog);
$this->conn = $conn;
}
function LogMode()
{
$mode = $this->conn->GetOne("select log_mode from v\$database");
if ($mode == 'ARCHIVELOG') return 'To turn off archivelog:<br>
<pre><font size=-2>
SQLPLUS> connect sys as sysdba;
SQLPLUS> shutdown immediate;
SQLPLUS> startup mount exclusive;
SQLPLUS> alter database noarchivelog;
SQLPLUS> alter database open;
</font></pre>';
return 'To turn on archivelog:<br>
<pre><font size=-2>
SQLPLUS> connect sys as sysdba;
SQLPLUS> shutdown immediate;
SQLPLUS> startup mount exclusive;
SQLPLUS> alter database archivelog;
SQLPLUS> archive log start;
SQLPLUS> alter database open;
</font></pre>';
}
function TopRecentWaits()
{
$rs = $this->conn->Execute("select * from (
select event, round(100*time_waited/(select sum(time_waited) from v\$system_event where wait_class <> 'Idle'),1) \"% Wait\",
total_waits,time_waited, average_wait,wait_class from v\$system_event where wait_class <> 'Idle' order by 2 desc
) where rownum <=5");
$ret = rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function TopHistoricalWaits()
{
$days = 2;
$rs = $this->conn->Execute("select * from ( SELECT
b.wait_class,B.NAME,
round(sum(wait_time+TIME_WAITED)/1000000) waitsecs,
parsing_schema_name,
C.SQL_TEXT, a.sql_id
FROM V\$ACTIVE_SESSION_HISTORY A
join V\$EVENT_NAME B on A.EVENT# = B.EVENT#
join V\$SQLAREA C on A.SQL_ID = C.SQL_ID
WHERE A.SAMPLE_TIME BETWEEN sysdate-$days and sysdate
and parsing_schema_name not in ('SYS','SYSMAN','DBSNMP','SYSTEM')
GROUP BY b.wait_class,parsing_schema_name,C.SQL_TEXT, B.NAME,A.sql_id
order by 3 desc) where rownum <=10");
$ret = rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function TableSpace()
{
$rs = $this->conn->Execute(
"select tablespace_name,round(sum(bytes)/1024/1024) as Used_MB,round(sum(maxbytes)/1024/1024) as Max_MB, round(sum(bytes)/sum(maxbytes),4) * 100 as PCT
from dba_data_files
group by tablespace_name order by 2 desc");
$ret = "<p><b>Tablespace</b>".rs2html($rs,false,false,false,false);
$rs = $this->conn->Execute("select * from dba_data_files order by tablespace_name, 1");
$ret .= "<p><b>Datafile</b>".rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function RMAN()
{
$rs = $this->conn->Execute("select * from (select start_time, end_time, operation, status, mbytes_processed, output_device_type
from V\$RMAN_STATUS order by start_time desc) where rownum <=10");
$ret = rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function DynMemoryUsage()
{
if (@$this->version['version'] >= 11) {
$rs = $this->conn->Execute("select component, current_size/1024./1024 as \"CurrSize (M)\" from V\$MEMORY_DYNAMIC_COMPONENTS");
} else
$rs = $this->conn->Execute("select name, round(bytes/1024./1024,2) as \"CurrSize (M)\" from V\$sgainfo");
$ret = rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function FlashUsage()
{
$rs = $this->conn->Execute("select * from V\$FLASH_RECOVERY_AREA_USAGE");
$ret = rs2html($rs,false,false,false,false);
return "&nbsp;<p>".$ret."&nbsp;</p>";
}
function WarnPageCost($val)
{
if ($val == 100 && $this->version['version'] < 10) $s = '<font color=red><b>Too High</b>. </font>';
else $s = '';
return $s.'Recommended is 20-50 for TP, and 50 for data warehouses. Default is 100. See <a href=http://www.dba-oracle.com/oracle_tips_cost_adj.htm>optimizer_index_cost_adj</a>. ';
}
function WarnIndexCost($val)
{
if ($val == 0 && $this->version['version'] < 10) $s = '<font color=red><b>Too Low</b>. </font>';
else $s = '';
return $s.'Percentage of indexed data blocks expected in the cache.
Recommended is 20 (fast disk array) to 30 (slower hard disks). Default is 0.
See <a href=http://www.dba-oracle.com/oracle_tips_cbo_part1.htm>optimizer_index_caching</a>.';
}
function PGA()
{
//if ($this->version['version'] < 9) return 'Oracle 9i or later required';
}
function PGA_Advice()
{
$t = "<h3>PGA Advice Estimate</h3>";
if ($this->version['version'] < 9) return $t.'Oracle 9i or later required';
$rs = $this->conn->Execute('select a.MB,
case when a.targ = 1 then \'<<= Current \'
when a.targ < 1 or a.pct <= b.pct then null
else
\'- BETTER than Current by \'||round(a.pct/b.pct*100-100,2)||\'%\' end as "Percent Improved",
a.targ as "PGA Size Factor",a.pct "% Perf"
from
(select round(pga_target_for_estimate/1024.0/1024.0,0) MB,
pga_target_factor targ,estd_pga_cache_hit_percentage pct,rownum as r
from v$pga_target_advice) a left join
(select round(pga_target_for_estimate/1024.0/1024.0,0) MB,
pga_target_factor targ,estd_pga_cache_hit_percentage pct,rownum as r
from v$pga_target_advice) b on
a.r = b.r+1 where
b.pct < 100');
if (!$rs) return $t."Only in 9i or later";
// $rs->Close();
if ($rs->EOF) return $t."PGA could be too big";
return $t.rs2html($rs,false,false,true,false);
}
function Explain($sql,$partial=false)
{
$savelog = $this->conn->LogSQL(false);
$rs = $this->conn->SelectLimit("select ID FROM PLAN_TABLE");
if (!$rs) {
echo "<p><b>Missing PLAN_TABLE</b></p>
<pre>
CREATE TABLE PLAN_TABLE (
STATEMENT_ID VARCHAR2(30),
TIMESTAMP DATE,
REMARKS VARCHAR2(80),
OPERATION VARCHAR2(30),
OPTIONS VARCHAR2(30),
OBJECT_NODE VARCHAR2(128),
OBJECT_OWNER VARCHAR2(30),
OBJECT_NAME VARCHAR2(30),
OBJECT_INSTANCE NUMBER(38),
OBJECT_TYPE VARCHAR2(30),
OPTIMIZER VARCHAR2(255),
SEARCH_COLUMNS NUMBER,
ID NUMBER(38),
PARENT_ID NUMBER(38),
POSITION NUMBER(38),
COST NUMBER(38),
CARDINALITY NUMBER(38),
BYTES NUMBER(38),
OTHER_TAG VARCHAR2(255),
PARTITION_START VARCHAR2(255),
PARTITION_STOP VARCHAR2(255),
PARTITION_ID NUMBER(38),
OTHER LONG,
DISTRIBUTION VARCHAR2(30)
);
</pre>";
return false;
}
$rs->Close();
// $this->conn->debug=1;
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$s = "<p><b>Explain</b>: ".htmlspecialchars($sql)."</p>";
$this->conn->BeginTrans();
$id = "ADODB ".microtime();
$rs = $this->conn->Execute("EXPLAIN PLAN SET STATEMENT_ID='$id' FOR $sql");
$m = $this->conn->ErrorMsg();
if ($m) {
$this->conn->RollbackTrans();
$this->conn->LogSQL($savelog);
$s .= "<p>$m</p>";
return $s;
}
$rs = $this->conn->Execute("
select
'<pre>'||lpad('--', (level-1)*2,'-') || trim(operation) || ' ' || trim(options)||'</pre>' as Operation,
object_name,COST,CARDINALITY,bytes
FROM plan_table
START WITH id = 0 and STATEMENT_ID='$id'
CONNECT BY prior id=parent_id and statement_id='$id'");
$s .= rs2html($rs,false,false,false,false);
$this->conn->RollbackTrans();
$this->conn->LogSQL($savelog);
$s .= $this->Tracer($sql,$partial);
return $s;
}
function CheckMemory()
{
if ($this->version['version'] < 9) return 'Oracle 9i or later required';
$rs = $this->conn->Execute("
select a.name Buffer_Pool, b.size_for_estimate as cache_mb_estimate,
case when b.size_factor=1 then
'&lt;&lt;= Current'
when a.estd_physical_read_factor-b.estd_physical_read_factor > 0.001 and b.estd_physical_read_factor<1 then
'- BETTER than current by ' || round((1-b.estd_physical_read_factor)/b.estd_physical_read_factor*100,2) || '%'
else ' ' end as RATING,
b.estd_physical_read_factor \"Phys. Reads Factor\",
round((a.estd_physical_read_factor-b.estd_physical_read_factor)/b.estd_physical_read_factor*100,2) as \"% Improve\"
from (select size_for_estimate,size_factor,estd_physical_read_factor,rownum r,name from v\$db_cache_advice order by name,1) a ,
(select size_for_estimate,size_factor,estd_physical_read_factor,rownum r,name from v\$db_cache_advice order by name,1) b
where a.r = b.r-1 and a.name = b.name
");
if (!$rs) return false;
/*
The v$db_cache_advice utility show the marginal changes in physical data block reads for different sizes of db_cache_size
*/
$s = "<h3>Data Cache Advice Estimate</h3>";
if ($rs->EOF) {
$s .= "<p>Cache that is 50% of current size is still too big</p>";
} else {
$s .= "Ideal size of Data Cache is when %BETTER gets close to zero.";
$s .= rs2html($rs,false,false,false,false);
}
return $s.$this->PGA_Advice();
}
/*
Generate html for suspicious/expensive sql
*/
function tohtml(&$rs,$type)
{
$o1 = $rs->FetchField(0);
$o2 = $rs->FetchField(1);
$o3 = $rs->FetchField(2);
if ($rs->EOF) return '<p>None found</p>';
$check = '';
$sql = '';
$s = "\n\n<table border=1 bgcolor=white><tr><td><b>".$o1->name.'</b></td><td><b>'.$o2->name.'</b></td><td><b>'.$o3->name.'</b></td></tr>';
while (!$rs->EOF) {
if ($check != $rs->fields[0].'::'.$rs->fields[1]) {
if ($check) {
$carr = explode('::',$check);
$prefix = "<a href=\"?$type=1&sql=".rawurlencode($sql).'&x#explain">';
$suffix = '</a>';
if (strlen($prefix)>2000) {
$prefix = '';
$suffix = '';
}
$s .= "\n<tr><td align=right>".$carr[0].'</td><td align=right>'.$carr[1].'</td><td>'.$prefix.$sql.$suffix.'</td></tr>';
}
$sql = $rs->fields[2];
$check = $rs->fields[0].'::'.$rs->fields[1];
} else
$sql .= $rs->fields[2];
if (substr($sql,strlen($sql)-1) == "\0") $sql = substr($sql,0,strlen($sql)-1);
$rs->MoveNext();
}
$rs->Close();
$carr = explode('::',$check);
$prefix = "<a target=".rand()." href=\"?&hidem=1&$type=1&sql=".rawurlencode($sql).'&x#explain">';
$suffix = '</a>';
if (strlen($prefix)>2000) {
$prefix = '';
$suffix = '';
}
$s .= "\n<tr><td align=right>".$carr[0].'</td><td align=right>'.$carr[1].'</td><td>'.$prefix.$sql.$suffix.'</td></tr>';
return $s."</table>\n\n";
}
// code thanks to Ixora.
// http://www.ixora.com.au/scripts/query_opt.htm
// requires oracle 8.1.7 or later
function SuspiciousSQL($numsql=10)
{
$sql = "
select
substr(to_char(s.pct, '99.00'), 2) || '%' load,
s.executions executes,
p.sql_text
from
(
select
address,
buffer_gets,
executions,
pct,
rank() over (order by buffer_gets desc) ranking
from
(
select
address,
buffer_gets,
executions,
100 * ratio_to_report(buffer_gets) over () pct
from
sys.v_\$sql
where
command_type != 47 and module != 'T.O.A.D.'
)
where
buffer_gets > 50 * executions
) s,
sys.v_\$sqltext p
where
s.ranking <= $numsql and
p.address = s.address
order by
1 desc, s.address, p.piece";
global $ADODB_CACHE_MODE;
if (isset($_GET['expsixora']) && isset($_GET['sql'])) {
$partial = empty($_GET['part']);
echo "<a name=explain></a>".$this->Explain($_GET['sql'],$partial)."\n";
}
if (isset($_GET['sql'])) return $this->_SuspiciousSQL($numsql);
$s = '';
$timer = time();
$s .= $this->_SuspiciousSQL($numsql);
$timer = time() - $timer;
if ($timer > $this->noShowIxora) return $s;
$s .= '<p>';
$save = $ADODB_CACHE_MODE;
$ADODB_CACHE_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$savelog = $this->conn->LogSQL(false);
$rs = $this->conn->SelectLimit($sql);
$this->conn->LogSQL($savelog);
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_CACHE_MODE = $save;
if ($rs) {
$s .= "\n<h3>Ixora Suspicious SQL</h3>";
$s .= $this->tohtml($rs,'expsixora');
}
return $s;
}
// code thanks to Ixora.
// http://www.ixora.com.au/scripts/query_opt.htm
// requires oracle 8.1.7 or later
function ExpensiveSQL($numsql = 10)
{
$sql = "
select
substr(to_char(s.pct, '99.00'), 2) || '%' load,
s.executions executes,
p.sql_text
from
(
select
address,
disk_reads,
executions,
pct,
rank() over (order by disk_reads desc) ranking
from
(
select
address,
disk_reads,
executions,
100 * ratio_to_report(disk_reads) over () pct
from
sys.v_\$sql
where
command_type != 47 and module != 'T.O.A.D.'
)
where
disk_reads > 50 * executions
) s,
sys.v_\$sqltext p
where
s.ranking <= $numsql and
p.address = s.address
order by
1 desc, s.address, p.piece
";
global $ADODB_CACHE_MODE;
if (isset($_GET['expeixora']) && isset($_GET['sql'])) {
$partial = empty($_GET['part']);
echo "<a name=explain></a>".$this->Explain($_GET['sql'],$partial)."\n";
}
if (isset($_GET['sql'])) {
$var = $this->_ExpensiveSQL($numsql);
return $var;
}
$s = '';
$timer = time();
$s .= $this->_ExpensiveSQL($numsql);
$timer = time() - $timer;
if ($timer > $this->noShowIxora) return $s;
$s .= '<p>';
$save = $ADODB_CACHE_MODE;
$ADODB_CACHE_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$savelog = $this->conn->LogSQL(false);
$rs = $this->conn->Execute($sql);
$this->conn->LogSQL($savelog);
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_CACHE_MODE = $save;
if ($rs) {
$s .= "\n<h3>Ixora Expensive SQL</h3>";
$s .= $this->tohtml($rs,'expeixora');
}
return $s;
}
function clearsql()
{
$perf_table = adodb_perf::table();
// using the naive "delete from $perf_table where created<".$this->conn->sysTimeStamp will cause the table to lock, possibly
// for a long time
$sql =
"DECLARE cnt pls_integer;
BEGIN
cnt := 0;
FOR rec IN (SELECT ROWID AS rr FROM $perf_table WHERE created<SYSDATE)
LOOP
cnt := cnt + 1;
DELETE FROM $perf_table WHERE ROWID=rec.rr;
IF cnt = 1000 THEN
COMMIT;
cnt := 0;
END IF;
END LOOP;
commit;
END;";
$ok = $this->conn->Execute($sql);
}
}

154
msd2/myoos/includes/lib/adodb/perf/perf-postgres.inc.php Normal file
View File

@ -0,0 +1,154 @@
<?php
/*
@version v5.20.14 06-Jan-2019
@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
@copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community
Released under both BSD license and Lesser GPL library license.
Whenever there is any discrepancy between the two licenses,
the BSD license will take precedence. See License.txt.
Set tabs to 4 for best viewing.
Latest version is available at http://adodb.org/
Library for basic performance monitoring and tuning
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
/*
Notice that PostgreSQL has no sql query cache
*/
class perf_postgres extends adodb_perf{
var $tablesSQL =
"select a.relname as tablename,(a.relpages+CASE WHEN b.relpages is null THEN 0 ELSE b.relpages END+CASE WHEN c.relpages is null THEN 0 ELSE c.relpages END)*8 as size_in_K,a.relfilenode as \"OID\" from pg_class a left join pg_class b
on b.relname = 'pg_toast_'||trim(a.relfilenode)
left join pg_class c on c.relname = 'pg_toast_'||trim(a.relfilenode)||'_index'
where a.relname in (select tablename from pg_tables where tablename not like 'pg_%')";
var $createTableSQL = "CREATE TABLE adodb_logsql (
created timestamp NOT NULL,
sql0 varchar(250) NOT NULL,
sql1 text NOT NULL,
params text NOT NULL,
tracer text NOT NULL,
timer decimal(16,6) NOT NULL
)";
var $settings = array(
'Ratios',
'statistics collector' => array('RATIO',
"select case when count(*)=3 then 'TRUE' else 'FALSE' end from pg_settings where (name='stats_block_level' or name='stats_row_level' or name='stats_start_collector') and setting='on' ",
'Value must be TRUE to enable hit ratio statistics (<i>stats_start_collector</i>,<i>stats_row_level</i> and <i>stats_block_level</i> must be set to true in postgresql.conf)'),
'data cache hit ratio' => array('RATIO',
"select case when blks_hit=0 then 0 else round( ((1-blks_read::float/blks_hit)*100)::numeric, 2) end from pg_stat_database where datname='\$DATABASE'",
'=WarnCacheRatio'),
'IO',
'data reads' => array('IO',
'select sum(heap_blks_read+toast_blks_read) from pg_statio_user_tables',
),
'data writes' => array('IO',
'select round((sum(n_tup_ins/4.0+n_tup_upd/8.0+n_tup_del/4.0)/16)::numeric,2) from pg_stat_user_tables',
'Count of inserts/updates/deletes * coef'),
'Data Cache',
'data cache buffers' => array('DATAC',
"select setting from pg_settings where name='shared_buffers'",
'Number of cache buffers. <a href=http://www.varlena.com/GeneralBits/Tidbits/perf.html#basic>Tuning</a>'),
'cache blocksize' => array('DATAC',
'select 8192',
'(estimate)' ),
'data cache size' => array( 'DATAC',
"select setting::integer*8192 from pg_settings where name='shared_buffers'",
'' ),
'operating system cache size' => array( 'DATA',
"select setting::integer*8192 from pg_settings where name='effective_cache_size'",
'(effective cache size)' ),
'Memory Usage',
# Postgres 7.5 changelog: Rename server parameters SortMem and VacuumMem to work_mem and maintenance_work_mem;
'sort/work buffer size' => array('CACHE',
"select setting::integer*1024 from pg_settings where name='sort_mem' or name = 'work_mem' order by name",
'Size of sort buffer (per query)' ),
'Connections',
'current connections' => array('SESS',
'select count(*) from pg_stat_activity',
''),
'max connections' => array('SESS',
"select setting from pg_settings where name='max_connections'",
''),
'Parameters',
'rollback buffers' => array('COST',
"select setting from pg_settings where name='wal_buffers'",
'WAL buffers'),
'random page cost' => array('COST',
"select setting from pg_settings where name='random_page_cost'",
'Cost of doing a seek (default=4). See <a href=http://www.varlena.com/GeneralBits/Tidbits/perf.html#less>random_page_cost</a>'),
false
);
function __construct(&$conn)
{
$this->conn = $conn;
}
var $optimizeTableLow = 'VACUUM %s';
var $optimizeTableHigh = 'VACUUM ANALYZE %s';
/**
* @see adodb_perf#optimizeTable
*/
function optimizeTable($table, $mode = ADODB_OPT_LOW)
{
if(! is_string($table)) return false;
$conn = $this->conn;
if (! $conn) return false;
$sql = '';
switch($mode) {
case ADODB_OPT_LOW : $sql = $this->optimizeTableLow; break;
case ADODB_OPT_HIGH: $sql = $this->optimizeTableHigh; break;
default :
{
ADOConnection::outp(sprintf("<p>%s: '%s' using of undefined mode '%s'</p>", __CLASS__, 'optimizeTable', $mode));
return false;
}
}
$sql = sprintf($sql, $table);
return $conn->Execute($sql) !== false;
}
function Explain($sql,$partial=false)
{
$save = $this->conn->LogSQL(false);
if ($partial) {
$sqlq = $this->conn->qstr($sql.'%');
$arr = $this->conn->GetArray("select distinct distinct sql1 from adodb_logsql where sql1 like $sqlq");
if ($arr) {
foreach($arr as $row) {
$sql = reset($row);
if (crc32($sql) == $partial) break;
}
}
}
$sql = str_replace('?',"''",$sql);
$s = '<p><b>Explain</b>: '.htmlspecialchars($sql).'</p>';
$rs = $this->conn->Execute('EXPLAIN '.$sql);
$this->conn->LogSQL($save);
$s .= '<pre>';
if ($rs)
while (!$rs->EOF) {
$s .= reset($rs->fields)."\n";
$rs->MoveNext();
}
$s .= '</pre>';
$s .= $this->Tracer($sql,$partial);
return $s;
}
}