forked from ADOdb/ADOdb
-
Notifications
You must be signed in to change notification settings - Fork 0
/
adodb-perf.inc.php
1105 lines (940 loc) · 31.3 KB
/
adodb-perf.inc.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<?php
/*
@version v5.21.0-dev ??-???-2016
@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.
My apologies if you see code mixed with presentation. The presentation suits
my needs. If you want to separate code from presentation, be my guest. Patches
are welcome.
*/
if (!defined('ADODB_DIR')) include_once(dirname(__FILE__).'/adodb.inc.php');
include_once(ADODB_DIR.'/tohtml.inc.php');
define( 'ADODB_OPT_HIGH', 2);
define( 'ADODB_OPT_LOW', 1);
global $ADODB_PERF_MIN;
$ADODB_PERF_MIN = 0.05; // log only if >= 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'])) {
$tracer .= '<br>'.$_SERVER['HTTP_HOST'];
if (isset($_SERVER['PHP_SELF'])) $tracer .= htmlspecialchars($_SERVER['PHP_SELF']);
} else
if (isset($_SERVER['PHP_SELF'])) $tracer .= '<br>'.htmlspecialchars($_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 == 'mssqlnative' || $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 >= $ADODB_PERF_MIN) {
if($conn instanceof ADODB_mysqli && $conn->_queryID) {
mysqli_free_result($conn->_queryID);
}
$ok = $conn->Execute($isql,$arr);
if($conn instanceof ADODB_mysqli && $conn->_queryID){
mysqli_free_result($conn->_queryID);
}
} 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( "<p><b>LOGSQL Insert Failed</b>: $isql<br>$err2</p>");
$conn->_logsql = false;
}
}
$connx->_errorMsg = $errM;
$connx->_errorCode = $errN;
}
$connx->fnExecute = 'adodb_log_sql';
return $rs;
}
/*
The settings data structure is an associative array that database parameter per element.
Each database parameter element in the array is itself an array consisting of:
0: category code, used to group related db parameters
1: either
a. sql string to retrieve value, eg. "select value from v\$parameter where name='db_block_size'",
b. array holding sql string and field to look for, e.g. array('show variables','table_cache'),
c. a string prefixed by =, then a PHP method of the class is invoked,
e.g. to invoke $this->GetIndexValue(), set this array element to '=GetIndexValue',
2: description of the database parameter
*/
class adodb_perf {
var $conn;
var $color = '#F0F0F0';
var $table = '<table border=1 bgcolor=white>';
var $titles = '<tr><td><b>Parameter</b></td><td><b>Value</b></td><td><b>Description</b></td></tr>';
var $warnRatio = 90;
var $tablesSQL = false;
var $cliFormat = "%32s => %s \r\n";
var $sql1 = 'sql1'; // used for casting sql1 to text for mssql
var $explain = true;
var $helpurl = '<a href="http://adodb.org/dokuwiki/doku.php?id=v5:performance:logsql">LogSQL help</a>';
var $createTableSQL = false;
var $maxLength = 2000;
// Sets the tablename to be used
static function table($newtable = false)
{
static $_table;
if (!empty($newtable)) $_table = $newtable;
if (empty($_table)) $_table = 'adodb_logsql';
return $_table;
}
// returns array with info to calculate CPU Load
function _CPULoad()
{
/*
cpu 524152 2662 2515228 336057010
cpu0 264339 1408 1257951 168025827
cpu1 259813 1254 1257277 168031181
page 622307 25475680
swap 24 1891
intr 890153570 868093576 6 0 4 4 0 6 1 2 0 0 0 124 0 8098760 2 13961053 0 0 0 0 0 0 0 0 0 0 0 0 0 16 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
disk_io: (3,0):(3144904,54369,610378,3090535,50936192) (3,1):(3630212,54097,633016,3576115,50951320)
ctxt 66155838
btime 1062315585
processes 69293
*/
// Algorithm is taken from
// http://social.technet.microsoft.com/Forums/en-US/winservergen/thread/414b0e1b-499c-411e-8a02-6a12e339c0f1/
if (strncmp(PHP_OS,'WIN',3)==0) {
if (PHP_VERSION == '5.0.0') return false;
if (PHP_VERSION == '5.0.1') return false;
if (PHP_VERSION == '5.0.2') return false;
if (PHP_VERSION == '5.0.3') return false;
if (PHP_VERSION == '4.3.10') return false; # see http://bugs.php.net/bug.php?id=31737
static $FAIL = false;
if ($FAIL) return false;
$objName = "winmgmts:{impersonationLevel=impersonate}!\\\\.\\root\\CIMV2";
$myQuery = "SELECT * FROM Win32_PerfFormattedData_PerfOS_Processor WHERE Name = '_Total'";
try {
@$objWMIService = new COM($objName);
if (!$objWMIService) {
$FAIL = true;
return false;
}
$info[0] = -1;
$info[1] = 0;
$info[2] = 0;
$info[3] = 0;
foreach($objWMIService->ExecQuery($myQuery) as $objItem) {
$info[0] = $objItem->PercentProcessorTime();
}
} catch(Exception $e) {
$FAIL = true;
echo $e->getMessage();
return false;
}
return $info;
}
// Algorithm - Steve Blinch (BlitzAffe Online, http://www.blitzaffe.com)
$statfile = '/proc/stat';
if (!file_exists($statfile)) return false;
$fd = fopen($statfile,"r");
if (!$fd) return false;
$statinfo = explode("\n",fgets($fd, 1024));
fclose($fd);
foreach($statinfo as $line) {
$info = explode(" ",$line);
if($info[0]=="cpu") {
array_shift($info); // pop off "cpu"
if(!$info[0]) array_shift($info); // pop off blank space (if any)
return $info;
}
}
return false;
}
/* NOT IMPLEMENTED */
function MemInfo()
{
/*
total: used: free: shared: buffers: cached:
Mem: 1055289344 917299200 137990144 0 165437440 599773184
Swap: 2146775040 11055104 2135719936
MemTotal: 1030556 kB
MemFree: 134756 kB
MemShared: 0 kB
Buffers: 161560 kB
Cached: 581384 kB
SwapCached: 4332 kB
Active: 494468 kB
Inact_dirty: 322856 kB
Inact_clean: 24256 kB
Inact_target: 168316 kB
HighTotal: 131064 kB
HighFree: 1024 kB
LowTotal: 899492 kB
LowFree: 133732 kB
SwapTotal: 2096460 kB
SwapFree: 2085664 kB
Committed_AS: 348732 kB
*/
}
/*
Remember that this is client load, not db server load!
*/
var $_lastLoad;
function CPULoad()
{
$info = $this->_CPULoad();
if (!$info) return false;
if (strncmp(PHP_OS,'WIN',3)==0) {
return (integer) $info[0];
}else {
if (empty($this->_lastLoad)) {
sleep(1);
$this->_lastLoad = $info;
$info = $this->_CPULoad();
}
$last = $this->_lastLoad;
$this->_lastLoad = $info;
$d_user = $info[0] - $last[0];
$d_nice = $info[1] - $last[1];
$d_system = $info[2] - $last[2];
$d_idle = $info[3] - $last[3];
//printf("Delta - User: %f Nice: %f System: %f Idle: %f<br>",$d_user,$d_nice,$d_system,$d_idle);
$total=$d_user+$d_nice+$d_system+$d_idle;
if ($total<1) $total=1;
return 100*($d_user+$d_nice+$d_system)/$total;
}
}
function Tracer($sql)
{
$perf_table = adodb_perf::table();
$saveE = $this->conn->fnExecute;
$this->conn->fnExecute = false;
global $ADODB_FETCH_MODE;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$sqlq = $this->conn->qstr($sql);
$arr = $this->conn->GetArray(
"select count(*),tracer
from $perf_table where sql1=$sqlq
group by tracer
order by 1 desc");
$s = '';
if ($arr) {
$s .= '<h3>Scripts Affected</h3>';
foreach($arr as $k) {
$s .= sprintf("%4d",$k[0]).' '.strip_tags($k[1]).'<br>';
}
}
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_CACHE_MODE = $save;
$this->conn->fnExecute = $saveE;
return $s;
}
/*
Explain Plan for $sql.
If only a snippet of the $sql is passed in, then $partial will hold the crc32 of the
actual sql.
*/
function Explain($sql,$partial=false)
{
return false;
}
function InvalidSQL($numsql = 10)
{
if (isset($_GET['sql'])) return;
$s = '<h3>Invalid SQL</h3>';
$saveE = $this->conn->fnExecute;
$this->conn->fnExecute = false;
$perf_table = adodb_perf::table();
$rs = $this->conn->SelectLimit("select distinct count(*),sql1,tracer as error_msg from $perf_table where tracer like 'ERROR:%' group by sql1,tracer order by 1 desc",$numsql);//,$numsql);
$this->conn->fnExecute = $saveE;
if ($rs) {
$s .= rs2html($rs,false,false,false,false);
} else
return "<p>$this->helpurl. ".$this->conn->ErrorMsg()."</p>";
return $s;
}
/*
This script identifies the longest running SQL
*/
function _SuspiciousSQL($numsql = 10)
{
global $ADODB_FETCH_MODE;
$perf_table = adodb_perf::table();
$saveE = $this->conn->fnExecute;
$this->conn->fnExecute = false;
if (isset($_GET['exps']) && isset($_GET['sql'])) {
$partial = !empty($_GET['part']);
echo "<a name=explain></a>".$this->Explain($_GET['sql'],$partial)."\n";
}
if (isset($_GET['sql'])) return;
$sql1 = $this->sql1;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
//$this->conn->debug=1;
$rs = $this->conn->SelectLimit(
"select avg(timer) as avg_timer,$sql1,count(*),max(timer) as max_timer,min(timer) as min_timer
from $perf_table
where {$this->conn->upperCase}({$this->conn->substr}(sql0,1,5)) not in ('DROP ','INSER','COMMI','CREAT')
and (tracer is null or tracer not like 'ERROR:%')
group by sql1
order by 1 desc",$numsql);
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
$this->conn->fnExecute = $saveE;
if (!$rs) return "<p>$this->helpurl. ".$this->conn->ErrorMsg()."</p>";
$s = "<h3>Suspicious SQL</h3>
<font size=1>The following SQL have high average execution times</font><br>
<table border=1 bgcolor=white><tr><td><b>Avg Time</b><td><b>Count</b><td><b>SQL</b><td><b>Max</b><td><b>Min</b></tr>\n";
$max = $this->maxLength;
while (!$rs->EOF) {
$sql = $rs->fields[1];
$raw = urlencode($sql);
if (strlen($raw)>$max-100) {
$sql2 = substr($sql,0,$max-500);
$raw = urlencode($sql2).'&part='.crc32($sql);
}
$prefix = "<a target=sql".rand()." href=\"?hidem=1&exps=1&sql=".$raw."&x#explain\">";
$suffix = "</a>";
if ($this->explain == false || strlen($prefix)>$max) {
$suffix = ' ... <i>String too long for GET parameter: '.strlen($prefix).'</i>';
$prefix = '';
}
$s .= "<tr><td>".adodb_round($rs->fields[0],6)."<td align=right>".$rs->fields[2]."<td><font size=-1>".$prefix.htmlspecialchars($sql).$suffix."</font>".
"<td>".$rs->fields[3]."<td>".$rs->fields[4]."</tr>";
$rs->MoveNext();
}
return $s."</table>";
}
function CheckMemory()
{
return '';
}
function SuspiciousSQL($numsql=10)
{
return adodb_perf::_SuspiciousSQL($numsql);
}
function ExpensiveSQL($numsql=10)
{
return adodb_perf::_ExpensiveSQL($numsql);
}
/*
This reports the percentage of load on the instance due to the most
expensive few SQL statements. Tuning these statements can often
make huge improvements in overall system performance.
*/
function _ExpensiveSQL($numsql = 10)
{
global $ADODB_FETCH_MODE;
$perf_table = adodb_perf::table();
$saveE = $this->conn->fnExecute;
$this->conn->fnExecute = false;
if (isset($_GET['expe']) && isset($_GET['sql'])) {
$partial = !empty($_GET['part']);
echo "<a name=explain></a>".$this->Explain($_GET['sql'],$partial)."\n";
}
if (isset($_GET['sql'])) return;
$sql1 = $this->sql1;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->SelectLimit(
"select sum(timer) as total,$sql1,count(*),max(timer) as max_timer,min(timer) as min_timer
from $perf_table
where {$this->conn->upperCase}({$this->conn->substr}(sql0,1,5)) not in ('DROP ','INSER','COMMI','CREAT')
and (tracer is null or tracer not like 'ERROR:%')
group by sql1
having count(*)>1
order by 1 desc",$numsql);
if (isset($savem)) $this->conn->SetFetchMode($savem);
$this->conn->fnExecute = $saveE;
$ADODB_FETCH_MODE = $save;
if (!$rs) return "<p>$this->helpurl. ".$this->conn->ErrorMsg()."</p>";
$s = "<h3>Expensive SQL</h3>
<font size=1>Tuning the following SQL could reduce the server load substantially</font><br>
<table border=1 bgcolor=white><tr><td><b>Load</b><td><b>Count</b><td><b>SQL</b><td><b>Max</b><td><b>Min</b></tr>\n";
$max = $this->maxLength;
while (!$rs->EOF) {
$sql = $rs->fields[1];
$raw = urlencode($sql);
if (strlen($raw)>$max-100) {
$sql2 = substr($sql,0,$max-500);
$raw = urlencode($sql2).'&part='.crc32($sql);
}
$prefix = "<a target=sqle".rand()." href=\"?hidem=1&expe=1&sql=".$raw."&x#explain\">";
$suffix = "</a>";
if($this->explain == false || strlen($prefix>$max)) {
$prefix = '';
$suffix = '';
}
$s .= "<tr><td>".adodb_round($rs->fields[0],6)."<td align=right>".$rs->fields[2]."<td><font size=-1>".$prefix.htmlspecialchars($sql).$suffix."</font>".
"<td>".$rs->fields[3]."<td>".$rs->fields[4]."</tr>";
$rs->MoveNext();
}
return $s."</table>";
}
/*
Raw function to return parameter value from $settings.
*/
function DBParameter($param)
{
if (empty($this->settings[$param])) return false;
$sql = $this->settings[$param][1];
return $this->_DBParameter($sql);
}
/*
Raw function returning array of poll paramters
*/
function PollParameters()
{
$arr[0] = (float)$this->DBParameter('data cache hit ratio');
$arr[1] = (float)$this->DBParameter('data reads');
$arr[2] = (float)$this->DBParameter('data writes');
$arr[3] = (integer) $this->DBParameter('current connections');
return $arr;
}
/*
Low-level Get Database Parameter
*/
function _DBParameter($sql)
{
$savelog = $this->conn->LogSQL(false);
if (is_array($sql)) {
global $ADODB_FETCH_MODE;
$sql1 = $sql[0];
$key = $sql[1];
if (sizeof($sql)>2) $pos = $sql[2];
else $pos = 1;
if (sizeof($sql)>3) $coef = $sql[3];
else $coef = false;
$ret = false;
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->conn->fetchMode !== false) $savem = $this->conn->SetFetchMode(false);
$rs = $this->conn->Execute($sql1);
if (isset($savem)) $this->conn->SetFetchMode($savem);
$ADODB_FETCH_MODE = $save;
if ($rs) {
while (!$rs->EOF) {
$keyf = reset($rs->fields);
if (trim($keyf) == $key) {
$ret = $rs->fields[$pos];
if ($coef) $ret *= $coef;
break;
}
$rs->MoveNext();
}
$rs->Close();
}
$this->conn->LogSQL($savelog);
return $ret;
} else {
if (strncmp($sql,'=',1) == 0) {
$fn = substr($sql,1);
return $this->$fn();
}
$sql = str_replace('$DATABASE',$this->conn->database,$sql);
$ret = $this->conn->GetOne($sql);
$this->conn->LogSQL($savelog);
return $ret;
}
}
/*
Warn if cache ratio falls below threshold. Displayed in "Description" column.
*/
function WarnCacheRatio($val)
{
if ($val < $this->warnRatio)
return '<font color=red><b>Cache ratio should be at least '.$this->warnRatio.'%</b></font>';
else return '';
}
function clearsql()
{
$perf_table = adodb_perf::table();
$this->conn->Execute("delete from $perf_table where created<".$this->conn->sysTimeStamp);
}
/***********************************************************************************************/
// HIGH LEVEL UI FUNCTIONS
/***********************************************************************************************/
function UI($pollsecs=5)
{
global $ADODB_LOG_CONN;
$perf_table = adodb_perf::table();
$conn = $this->conn;
$app = $conn->host;
if ($conn->host && $conn->database) $app .= ', db=';
$app .= $conn->database;
if ($app) $app .= ', ';
$savelog = $this->conn->LogSQL(false);
$info = $conn->ServerInfo();
if (isset($_GET['clearsql'])) {
$this->clearsql();
}
$this->conn->LogSQL($savelog);
// magic quotes
if (isset($_GET['sql']) && get_magic_quotes_gpc()) {
$_GET['sql'] = $_GET['sql'] = str_replace(array("\\'",'\"'),array("'",'"'),$_GET['sql']);
}
if (!isset($_SESSION['ADODB_PERF_SQL'])) $nsql = $_SESSION['ADODB_PERF_SQL'] = 10;
else $nsql = $_SESSION['ADODB_PERF_SQL'];
$app .= $info['description'];
if (isset($_GET['do'])) $do = $_GET['do'];
else if (isset($_POST['do'])) $do = $_POST['do'];
else if (isset($_GET['sql'])) $do = 'viewsql';
else $do = 'stats';
if (isset($_GET['nsql'])) {
if ($_GET['nsql'] > 0) $nsql = $_SESSION['ADODB_PERF_SQL'] = (integer) $_GET['nsql'];
}
echo "<title>ADOdb Performance Monitor on $app</title><body bgcolor=white>";
if ($do == 'viewsql') $form = "<td><form># SQL:<input type=hidden value=viewsql name=do> <input type=text size=4 name=nsql value=$nsql><input type=submit value=Go></td></form>";
else $form = "<td> </td>";
$allowsql = !defined('ADODB_PERF_NO_RUN_SQL');
global $ADODB_PERF_MIN;
$app .= " (Min sql timing \$ADODB_PERF_MIN=$ADODB_PERF_MIN secs)";
if (empty($_GET['hidem']))
echo "<table border=1 width=100% bgcolor=lightyellow><tr><td colspan=2>
<b><a href=http://adodb.org/dokuwiki/doku.php?id=v5:performance:performance_index>ADOdb</a> Performance Monitor</b> <font size=1>for $app</font></tr><tr><td>
<a href=?do=stats><b>Performance Stats</b></a> <a href=?do=viewsql><b>View SQL</b></a>
<a href=?do=tables><b>View Tables</b></a> <a href=?do=poll><b>Poll Stats</b></a>",
$allowsql ? ' <a href=?do=dosql><b>Run SQL</b></a>' : '',
"$form",
"</tr></table>";
switch ($do) {
default:
case 'stats':
if (empty($ADODB_LOG_CONN))
echo "<p> <a href=\"?do=viewsql&clearsql=1\">Clear SQL Log</a><br>";
echo $this->HealthCheck();
//$this->conn->debug=1;
echo $this->CheckMemory();
break;
case 'poll':
$self = htmlspecialchars($_SERVER['PHP_SELF']);
echo "<iframe width=720 height=80%
src=\"{$self}?do=poll2&hidem=1\"></iframe>";
break;
case 'poll2':
echo "<pre>";
$this->Poll($pollsecs);
break;
case 'dosql':
if (!$allowsql) break;
$this->DoSQLForm();
break;
case 'viewsql':
if (empty($_GET['hidem']))
echo " <a href=\"?do=viewsql&clearsql=1\">Clear SQL Log</a><br>";
echo($this->SuspiciousSQL($nsql));
echo($this->ExpensiveSQL($nsql));
echo($this->InvalidSQL($nsql));
break;
case 'tables':
echo $this->Tables(); break;
}
global $ADODB_vers;
echo "<p><div align=center><font size=1>$ADODB_vers Sponsored by <a href=http://phplens.com/>phpLens</a></font></div>";
}
/*
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 = $this->table.'<tr><td colspan=3><h3>'.$this->conn->databaseType.'</h3></td></tr>'.$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 $html .= "<tr bgcolor=$this->color><td colspan=3><i>$arr</i> </td></tr>";
continue;
}
if (!is_array($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 {
$html .= "<tr$bgc><td>".$name.'</td><td>'.$val.'</td><td>'.$desc."</td></tr>\n";
}
}
if (!$cli) $html .= "</table>\n";
$this->conn->fnExecute = $saveE;
return $html;
}
function Tables($orderby='1')
{
if (!$this->tablesSQL) return false;
$savelog = $this->conn->LogSQL(false);
$rs = $this->conn->Execute($this->tablesSQL.' order by '.$orderby);
$this->conn->LogSQL($savelog);
$html = rs2html($rs,false,false,false,false);
return $html;
}
function CreateLogTable()
{
if (!$this->createTableSQL) return false;
$table = $this->table();
$sql = str_replace('adodb_logsql',$table,$this->createTableSQL);
$savelog = $this->conn->LogSQL(false);
$ok = $this->conn->Execute($sql);
$this->conn->LogSQL($savelog);
return ($ok) ? true : false;
}
function DoSQLForm()
{
$PHP_SELF = htmlspecialchars($_SERVER['PHP_SELF']);
$sql = isset($_REQUEST['sql']) ? $_REQUEST['sql'] : '';
if (isset($_SESSION['phplens_sqlrows'])) $rows = $_SESSION['phplens_sqlrows'];
else $rows = 3;
if (isset($_REQUEST['SMALLER'])) {
$rows /= 2;
if ($rows < 3) $rows = 3;
$_SESSION['phplens_sqlrows'] = $rows;
}
if (isset($_REQUEST['BIGGER'])) {
$rows *= 2;
$_SESSION['phplens_sqlrows'] = $rows;
}
?>
<form method="POST" action="<?php echo $PHP_SELF ?>">
<table><tr>
<td> Form size: <input type="submit" value=" < " name="SMALLER"><input type="submit" value=" > > " name="BIGGER">
</td>
<td align=right>
<input type="submit" value=" Run SQL Below " name="RUN"><input type=hidden name=do value=dosql>
</td></tr>
<tr>
<td colspan=2><textarea rows=<?php print $rows; ?> name="sql" cols="80"><?php print htmlspecialchars($sql) ?></textarea>
</td>
</tr>
</table>
</form>
<?php
if (!isset($_REQUEST['sql'])) return;
$sql = $this->undomq(trim($sql));
if (substr($sql,strlen($sql)-1) === ';') {
$print = true;
$sqla = $this->SplitSQL($sql);
} else {
$print = false;
$sqla = array($sql);
}
foreach($sqla as $sqls) {
if (!$sqls) continue;
if ($print) {
print "<p>".htmlspecialchars($sqls)."</p>";
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 ($rs->NextRecordSet()) {
print "<table width=98% bgcolor=#C0C0FF><tr><td> </td></tr></table>";
rs2html($rs);
}
} else {
$e1 = (integer) $this->conn->ErrorNo();
$e2 = $this->conn->ErrorMsg();
if (($e1) || ($e2)) {
if (empty($e1)) $e1 = '-1'; // postgresql fix
print ' '.$e1.': '.$e2;
} else {
print "<p>No Recordset returned<br></p>";
}
}
} // foreach
}
function SplitSQL($sql)