= minimum number of secs to run
// returns in K the memory of current process, or 0 if not known
function adodb_getmem()
{
if (function_exists('memory_get_usage'))
return (integer) ((memory_get_usage()+512)/1024);
$pid = getmypid();
if ( strncmp(strtoupper(PHP_OS),'WIN',3)==0) {
$output = array();
exec('tasklist /FI "PID eq ' . $pid. '" /FO LIST', $output);
return substr($output[5], strpos($output[5], ':') + 1);
}
/* Hopefully UNIX */
exec("ps --pid $pid --no-headers -o%mem,size", $output);
if (sizeof($output) == 0) return 0;
$memarr = explode(' ',$output[0]);
if (sizeof($memarr)>=2) return (integer) $memarr[1];
return 0;
}
// avoids localization problems where , is used instead of .
function adodb_round($n,$prec)
{
return number_format($n, $prec, '.', '');
}
/* obsolete: return microtime value as a float. Retained for backward compat */
function adodb_microtime()
{
return microtime(true);
}
/* sql code timing */
function adodb_log_sql(&$connx,$sql,$inputarr)
{
$perf_table = adodb_perf::table();
$connx->fnExecute = false;
$a0 = microtime(true);
$rs = $connx->Execute($sql,$inputarr);
$a1 = microtime(true);
if (!empty($connx->_logsql) && (empty($connx->_logsqlErrors) || !$rs)) {
global $ADODB_LOG_CONN;
if (!empty($ADODB_LOG_CONN)) {
$conn = $ADODB_LOG_CONN;
if ($conn->databaseType != $connx->databaseType)
$prefix = '/*dbx='.$connx->databaseType .'*/ ';
else
$prefix = '';
} else {
$conn = $connx;
$prefix = '';
}
$conn->_logsql = false; // disable logsql error simulation
$dbT = $conn->databaseType;
$time = $a1 - $a0;
if (!$rs) {
$errM = $connx->ErrorMsg();
$errN = $connx->ErrorNo();
$conn->lastInsID = 0;
$tracer = substr('ERROR: '.htmlspecialchars($errM),0,250);
} else {
$tracer = '';
$errM = '';
$errN = 0;
$dbg = $conn->debug;
$conn->debug = false;
if (!is_object($rs) || $rs->dataProvider == 'empty')
$conn->_affected = $conn->affected_rows(true);
$conn->lastInsID = @$conn->Insert_ID();
$conn->debug = $dbg;
}
if (isset($_SERVER['HTTP_HOST'])) {
$tracer .= '
'.$_SERVER['HTTP_HOST'];
if (isset($_SERVER['PHP_SELF'])) $tracer .= htmlspecialchars($_SERVER['PHP_SELF']);
} else
if (isset($_SERVER['PHP_SELF'])) $tracer .= '
'.htmlspecialchars($_SERVER['PHP_SELF']);
//$tracer .= (string) adodb_backtrace(false);
$tracer = (string) substr($tracer,0,500);
if (is_array($inputarr)) {
if (is_array(reset($inputarr))) $params = 'Array sizeof='.sizeof($inputarr);
else {
// Quote string parameters so we can see them in the
// performance stats. This helps spot disabled indexes.
$xar_params = $inputarr;
foreach ($xar_params as $xar_param_key => $xar_param) {
if (gettype($xar_param) == 'string')
$xar_params[$xar_param_key] = '"' . $xar_param . '"';
}
$params = implode(', ', $xar_params);
if (strlen($params) >= 3000) $params = substr($params, 0, 3000);
}
} else {
$params = '';
}
if (is_array($sql)) $sql = $sql[0];
if ($prefix) $sql = $prefix.$sql;
$arr = array('b'=>strlen($sql).'.'.crc32($sql),
'c'=>substr($sql,0,3900), 'd'=>$params,'e'=>$tracer,'f'=>adodb_round($time,6));
//var_dump($arr);
$saved = $conn->debug;
$conn->debug = 0;
$d = $conn->sysTimeStamp;
if (empty($d)) $d = date("'Y-m-d H:i:s'");
if ($conn->dataProvider == 'oci8' && $dbT != 'oci8po') {
$isql = "insert into $perf_table values($d,:b,:c,:d,:e,:f)";
} else if ($dbT == 'odbc_mssql' || $dbT == 'informix' || strncmp($dbT,'odbtp',4)==0) {
$timer = $arr['f'];
if ($dbT == 'informix') $sql2 = substr($sql2,0,230);
$sql1 = $conn->qstr($arr['b']);
$sql2 = $conn->qstr($arr['c']);
$params = $conn->qstr($arr['d']);
$tracer = $conn->qstr($arr['e']);
$isql = "insert into $perf_table (created,sql0,sql1,params,tracer,timer) values($d,$sql1,$sql2,$params,$tracer,$timer)";
if ($dbT == 'informix') $isql = str_replace(chr(10),' ',$isql);
$arr = false;
} else {
if ($dbT == 'db2') $arr['f'] = (float) $arr['f'];
$isql = "insert into $perf_table (created,sql0,sql1,params,tracer,timer) values( $d,?,?,?,?,?)";
}
global $ADODB_PERF_MIN;
if ($errN != 0 || $time >= $ADODB_PERF_MIN) {
$ok = $conn->Execute($isql,$arr);
} else
$ok = true;
$conn->debug = $saved;
if ($ok) {
$conn->_logsql = true;
} else {
$err2 = $conn->ErrorMsg();
$conn->_logsql = true; // enable logsql error simulation
$perf = NewPerfMonitor($conn);
if ($perf) {
if ($perf->CreateLogTable()) $ok = $conn->Execute($isql,$arr);
} else {
$ok = $conn->Execute("create table $perf_table (
created varchar(50),
sql0 varchar(250),
sql1 varchar(4000),
params varchar(3000),
tracer varchar(500),
timer decimal(16,6))");
}
if (!$ok) {
ADOConnection::outp( "
LOGSQL Insert Failed: $isql
$err2
| Parameter | Value | Description | ||
| Avg Time | Count | SQL | Max | Min |
| ".adodb_round($rs->fields[0],6)." | ".$rs->fields[2]." | ".$prefix.htmlspecialchars($sql).$suffix."". " | ".$rs->fields[3]." | ".$rs->fields[4]." |
$this->helpurl. ".$this->conn->ErrorMsg()."
"; $s = "| Load | Count | SQL | Max | Min |
| ".adodb_round($rs->fields[0],6)." | ".$rs->fields[2]." | ".$prefix.htmlspecialchars($sql).$suffix."". " | ".$rs->fields[3]." | ".$rs->fields[4]." |
| ADOdb Performance Monitor for $app | |
| Performance Stats View SQL View Tables Poll Stats", $allowsql ? ' Run SQL' : '', "$form", " | |
Clear SQL Log
";
echo $this->HealthCheck();
//$this->conn->debug=1;
echo $this->CheckMemory();
break;
case 'poll':
$self = htmlspecialchars($_SERVER['PHP_SELF']);
echo "";
break;
case 'poll2':
echo "
";
$this->Poll($pollsecs);
break;
case 'dosql':
if (!$allowsql) break;
$this->DoSQLForm();
break;
case 'viewsql':
if (empty($_GET['hidem']))
echo " Clear SQL Log
";
echo($this->SuspiciousSQL($nsql));
echo($this->ExpensiveSQL($nsql));
echo($this->InvalidSQL($nsql));
break;
case 'tables':
echo $this->Tables(); break;
}
global $ADODB_vers;
echo "$ADODB_vers Sponsored by phpLens";
}
/*
Runs in infinite loop, returning real-time statistics
*/
function Poll($secs=5)
{
$this->conn->fnExecute = false;
//$this->conn->debug=1;
if ($secs <= 1) $secs = 1;
echo "Accumulating statistics, every $secs seconds...\n";flush();
$arro = $this->PollParameters();
$cnt = 0;
set_time_limit(0);
sleep($secs);
while (1) {
$arr = $this->PollParameters();
$hits = sprintf('%2.2f',$arr[0]);
$reads = sprintf('%12.4f',($arr[1]-$arro[1])/$secs);
$writes = sprintf('%12.4f',($arr[2]-$arro[2])/$secs);
$sess = sprintf('%5d',$arr[3]);
$load = $this->CPULoad();
if ($load !== false) {
$oslabel = 'WS-CPU%';
$osval = sprintf(" %2.1f ",(float) $load);
}else {
$oslabel = '';
$osval = '';
}
if ($cnt % 10 == 0) echo " Time ".$oslabel." Hit% Sess Reads/s Writes/s\n";
$cnt += 1;
echo date('H:i:s').' '.$osval."$hits $sess $reads $writes\n";
flush();
if (connection_aborted()) return;
sleep($secs);
$arro = $arr;
}
}
/*
Returns basic health check in a command line interface
*/
function HealthCheckCLI()
{
return $this->HealthCheck(true);
}
/*
Returns basic health check as HTML
*/
function HealthCheck($cli=false)
{
$saveE = $this->conn->fnExecute;
$this->conn->fnExecute = false;
if ($cli) $html = '';
else $html = $this->table.''.$this->conn->databaseType.'
'.$this->titles;
$oldc = false;
$bgc = '';
foreach($this->settings as $name => $arr) {
if ($arr === false) break;
if (!is_string($name)) {
if ($cli) $html .= " -- $arr -- \n";
else $html .= "color>$arr ";
continue;
}
if (!is_array($arr)) break;
$category = $arr[0];
$how = $arr[1];
if (sizeof($arr)>2) $desc = $arr[2];
else $desc = ' ';
if ($category == 'HIDE') continue;
$val = $this->_DBParameter($how);
if ($desc && strncmp($desc,"=",1) === 0) {
$fn = substr($desc,1);
$desc = $this->$fn($val);
}
if ($val === false) {
$m = $this->conn->ErrorMsg();
$val = "Error: $m";
} else {
if (is_numeric($val) && $val >= 256*1024) {
if ($val % (1024*1024) == 0) {
$val /= (1024*1024);
$val .= 'M';
} else if ($val % 1024 == 0) {
$val /= 1024;
$val .= 'K';
}
//$val = htmlspecialchars($val);
}
}
if ($category != $oldc) {
$oldc = $category;
//$bgc = ($bgc == ' bgcolor='.$this->color) ? ' bgcolor=white' : ' bgcolor='.$this->color;
}
if (strlen($desc)==0) $desc = ' ';
if (strlen($val)==0) $val = ' ';
if ($cli) {
$html .= str_replace(' ','',sprintf($this->cliFormat,strip_tags($name),strip_tags($val),strip_tags($desc)));
}else {
$html .= "".$name.' '.$val.' '.$desc." \n";
}
}
if (!$cli) $html .= "".htmlspecialchars($sqls)."
"; flush(); } $savelog = $this->conn->LogSQL(false); $rs = $this->conn->Execute($sqls); $this->conn->LogSQL($savelog); if ($rs && is_object($rs) && !$rs->EOF) { rs2html($rs); while ($rs->NextRecordSet()) { print "No Recordset returned
* optimizeTables( 'tableA');
*
*
* optimizeTables( 'tableA', 'tableB', 'tableC');
*
*
* optimizeTables( 'tableA', 'tableB', ADODB_OPT_LOW);
*
*
* @param string table name of the table to optimize
* @param int mode optimization-mode
* ADODB_OPT_HIGH for full optimization
* ADODB_OPT_LOW for CPU-less optimization
* Default is LOW ADODB_OPT_LOW
* @author Markus Staab
* @return Returns true on success and false on error
*/
function OptimizeTables()
{
$args = func_get_args();
$numArgs = func_num_args();
if ( $numArgs == 0) return false;
$mode = ADODB_OPT_LOW;
$lastArg = $args[ $numArgs - 1];
if ( !is_string($lastArg)) {
$mode = $lastArg;
unset( $args[ $numArgs - 1]);
}
foreach( $args as $table) {
$this->optimizeTable( $table, $mode);
}
}
/**
* Reorganise the table-indices/statistics/.. depending on the given mode.
* Default Implementation throws an error.
*
* @param string table name of the table to optimize
* @param int mode optimization-mode
* ADODB_OPT_HIGH for full optimization
* ADODB_OPT_LOW for CPU-less optimization
* Default is LOW ADODB_OPT_LOW
* @author Markus Staab
* @return Returns true on success and false on error
*/
function OptimizeTable( $table, $mode = ADODB_OPT_LOW)
{
ADOConnection::outp( sprintf( "%s: '%s' not implemented for driver '%s'
", __CLASS__, __FUNCTION__, $this->conn->databaseType)); return false; } /** * Reorganise current database. * Default implementation loops over allMetaTables() and
* optimize each using optmizeTable()
*
* @author Markus Staab
* @return Returns true on success and false on error
*/
function optimizeDatabase()
{
$conn = $this->conn;
if ( !$conn) return false;
$tables = $conn->MetaTables( 'TABLES');
if ( !$tables ) return false;
foreach( $tables as $table) {
if ( !$this->optimizeTable( $table)) {
return false;
}
}
return true;
}
// end hack
}
?>