Update to upstream version 4.94
[Packages/TYPO3.CMS.git] / typo3 / sysext / adodb / adodb / perf / perf-mssql.inc.php
1 <?php
2
3 /*
4 V4.94 23 Jan 2007 (c) 2000-2007 John Lim (jlim#natsoft.com.my). All rights reserved.
5 Released under both BSD license and Lesser GPL library license.
6 Whenever there is any discrepancy between the two licenses,
7 the BSD license will take precedence. See License.txt.
8 Set tabs to 4 for best viewing.
9
10 Latest version is available at http://adodb.sourceforge.net
11
12 Library for basic performance monitoring and tuning
13
14 */
15
16 // security - hide paths
17 if (!defined('ADODB_DIR')) die();
18
19 /*
20 MSSQL has moved most performance info to Performance Monitor
21 */
22 class perf_mssql extends adodb_perf{
23 var $sql1 = 'cast(sql1 as text)';
24 var $createTableSQL = "CREATE TABLE adodb_logsql (
25 created datetime NOT NULL,
26 sql0 varchar(250) NOT NULL,
27 sql1 varchar(4000) NOT NULL,
28 params varchar(3000) NOT NULL,
29 tracer varchar(500) NOT NULL,
30 timer decimal(16,6) NOT NULL
31 )";
32
33 var $settings = array(
34 'Ratios',
35 'data cache hit ratio' => array('RATIO',
36 "select round((a.cntr_value*100.0)/b.cntr_value,2) from master.dbo.sysperfinfo a, master.dbo.sysperfinfo b where a.counter_name = 'Buffer cache hit ratio' and b.counter_name='Buffer cache hit ratio base'",
37 '=WarnCacheRatio'),
38 'prepared sql hit ratio' => array('RATIO',
39 array('dbcc cachestats','Prepared',1,100),
40 ''),
41 'adhoc sql hit ratio' => array('RATIO',
42 array('dbcc cachestats','Adhoc',1,100),
43 ''),
44 'IO',
45 'data reads' => array('IO',
46 "select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page reads/sec'"),
47 'data writes' => array('IO',
48 "select cntr_value from master.dbo.sysperfinfo where counter_name = 'Page writes/sec'"),
49
50 'Data Cache',
51 'data cache size' => array('DATAC',
52 "select cntr_value*8192 from master.dbo.sysperfinfo where counter_name = 'Total Pages' and object_name='SQLServer:Buffer Manager'",
53 '' ),
54 'data cache blocksize' => array('DATAC',
55 "select 8192",'page size'),
56 'Connections',
57 'current connections' => array('SESS',
58 '=sp_who',
59 ''),
60 'max connections' => array('SESS',
61 "SELECT @@MAX_CONNECTIONS",
62 ''),
63
64 false
65 );
66
67
68 function perf_mssql(&$conn)
69 {
70 if ($conn->dataProvider == 'odbc') {
71 $this->sql1 = 'sql1';
72 //$this->explain = false;
73 }
74 $this->conn =& $conn;
75 }
76
77 function Explain($sql,$partial=false)
78 {
79
80 $save = $this->conn->LogSQL(false);
81 if ($partial) {
82 $sqlq = $this->conn->qstr($sql.'%');
83 $arr = $this->conn->GetArray("select distinct sql1 from adodb_logsql where sql1 like $sqlq");
84 if ($arr) {
85 foreach($arr as $row) {
86 $sql = reset($row);
87 if (crc32($sql) == $partial) break;
88 }
89 }
90 }
91
92 $s = '<p><b>Explain</b>: '.htmlspecialchars($sql).'</p>';
93 $this->conn->Execute("SET SHOWPLAN_ALL ON;");
94 $sql = str_replace('?',"''",$sql);
95 global $ADODB_FETCH_MODE;
96
97 $save = $ADODB_FETCH_MODE;
98 $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
99 $rs =& $this->conn->Execute($sql);
100 //adodb_printr($rs);
101 $ADODB_FETCH_MODE = $save;
102 if ($rs) {
103 $rs->MoveNext();
104 $s .= '<table bgcolor=white border=0 cellpadding="1" callspacing=0><tr><td nowrap align=center> Rows<td nowrap align=center> IO<td nowrap align=center> CPU<td align=left> &nbsp; &nbsp; Plan</tr>';
105 while (!$rs->EOF) {
106 $s .= '<tr><td>'.round($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!!!!
107 $rs->MoveNext();
108 }
109 $s .= '</table>';
110
111 $rs->NextRecordSet();
112 }
113
114 $this->conn->Execute("SET SHOWPLAN_ALL OFF;");
115 $this->conn->LogSQL($save);
116 $s .= $this->Tracer($sql);
117 return $s;
118 }
119
120 function Tables()
121 {
122 global $ADODB_FETCH_MODE;
123
124 $save = $ADODB_FETCH_MODE;
125 $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
126 //$this->conn->debug=1;
127 $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>';
128 $rs1 = $this->conn->Execute("select distinct name from sysobjects where xtype='U'");
129 if ($rs1) {
130 while (!$rs1->EOF) {
131 $tab = $rs1->fields[0];
132 $tabq = $this->conn->qstr($tab);
133 $rs2 = $this->conn->Execute("sp_spaceused $tabq");
134 if ($rs2) {
135 $s .= '<tr><td>'.$tab.'</td><td align=right>'.$rs2->fields[3].'</td><td align=right>'.$rs2->fields[4].'</td><td align=right>'.$rs2->fields[2].'</td></tr>';
136 $rs2->Close();
137 }
138 $rs1->MoveNext();
139 }
140 $rs1->Close();
141 }
142 $ADODB_FETCH_MODE = $save;
143 return $s.'</table>';
144 }
145
146 function sp_who()
147 {
148 $arr = $this->conn->GetArray('sp_who');
149 return sizeof($arr);
150 }
151
152 function HealthCheck($cli=false)
153 {
154
155 $this->conn->Execute('dbcc traceon(3604)');
156 $html = adodb_perf::HealthCheck($cli);
157 $this->conn->Execute('dbcc traceoff(3604)');
158 return $html;
159 }
160
161
162 }
163
164 ?>