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2026-03-15 - 14:49
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4.osadl.org (updated Sun Mar 15, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20638212668,6sleep20-21swapper/207:09:422
20638212668,6sleep20-21swapper/207:09:422
203412125115,7sleep10-21swapper/107:05:521
203412125115,7sleep10-21swapper/107:05:521
206392110100,7sleep30-21swapper/307:09:443
206392110100,7sleep30-21swapper/307:09:433
20515210898,7sleep00-21swapper/007:08:080
20515210898,7sleep00-21swapper/007:08:080
246312740,0sleep20-21swapper/211:55:192
217442630,0sleep321749-21needreboot12:20:193
165292620,0sleep30-21swapper/308:55:193
72512600,1sleep30-21swapper/311:40:183
118932560,0sleep10-21swapper/108:25:141
22132450,0sleep30-21swapper/311:35:183
2083699331,17cyclictest0-21swapper/107:25:111
2083699280,27cyclictest0-21swapper/109:37:041
2083699280,27cyclictest0-21swapper/107:21:121
2083199280,3cyclictest0-21swapper/007:55:120
2083199280,26cyclictest10963-21turbostat.cron08:24:590
2083899270,26cyclictest0-21swapper/211:30:172
2083699270,26cyclictest0-21swapper/112:08:511
2083699270,26cyclictest0-21swapper/111:35:511
2083699270,26cyclictest0-21swapper/111:24:211
2083699270,26cyclictest0-21swapper/110:01:171
2083699270,26cyclictest0-21swapper/109:59:201
2083699270,26cyclictest0-21swapper/109:14:221
2083699270,26cyclictest0-21swapper/109:07:501
2083699270,26cyclictest0-21swapper/109:02:101
2083699270,26cyclictest0-21swapper/107:58:511
2083199270,26cyclictest0-21swapper/011:39:450
2083199270,26cyclictest0-21swapper/008:01:440
2083199270,26cyclictest0-21swapper/007:44:270
2083899261,24cyclictest0-21swapper/212:31:272
2083899260,25cyclictest0-21swapper/208:08:462
2083699260,26cyclictest0-21swapper/110:48:541
2083699260,26cyclictest0-21swapper/109:27:401
2083699260,25cyclictest0-21swapper/111:54:121
2083699260,25cyclictest0-21swapper/111:07:441
2083699260,25cyclictest0-21swapper/111:03:481
2083699260,25cyclictest0-21swapper/110:30:411
2083699260,25cyclictest0-21swapper/109:22:081
2083199260,25cyclictest0-21swapper/007:51:210
2083199260,25cyclictest0-21swapper/007:25:210
20836992518,7cyclictest0-21swapper/108:41:321
2083699250,25cyclictest0-21swapper/108:46:341
2083699250,24cyclictest0-21swapper/112:27:451
2083699250,24cyclictest0-21swapper/110:39:231
2083699250,24cyclictest0-21swapper/108:53:551
2083899241,21cyclictest0-21swapper/208:30:152
2083899240,23cyclictest0-21swapper/211:35:032
2083899240,23cyclictest0-21swapper/211:02:392
20836992422,2cyclictest0-21swapper/112:31:421
20836992422,1cyclictest0-21swapper/112:04:451
20836992420,3cyclictest0-21swapper/108:04:531
2083699240,24cyclictest0-21swapper/107:18:121
2083699240,18cyclictest0-21swapper/110:50:151
2083899231,21cyclictest0-21swapper/208:48:012
2083899231,21cyclictest0-21swapper/208:21:192
20836992318,4cyclictest0-21swapper/112:21:061
20836992317,6cyclictest0-21swapper/107:14:031
20836992316,7cyclictest0-21swapper/107:43:451
20836992314,8cyclictest0-21swapper/109:45:171
2083699230,23cyclictest0-21swapper/112:14:481
2083199238,14cyclictest0-21swapper/010:45:110
2083199236,15cyclictest0-21swapper/012:05:230
20838992218,3cyclictest0-21swapper/212:03:152
2083899221,20cyclictest0-21swapper/211:24:572
2083899220,21cyclictest0-21swapper/209:20:112
20836992219,3cyclictest0-21swapper/111:47:271
20836992219,2cyclictest0-21swapper/110:27:081
20836992219,2cyclictest0-21swapper/110:27:071
2083699220,22cyclictest0-21swapper/109:50:581
2083699220,21cyclictest0-21swapper/111:14:331
2083699220,21cyclictest0-21swapper/110:21:561
2083699220,21cyclictest0-21swapper/108:59:501
2083699220,21cyclictest0-21swapper/107:51:091
2083199228,13cyclictest0-21swapper/009:15:180
2083899216,9cyclictest0-21swapper/209:05:172
20838992119,1cyclictest749-21snmpd07:50:282
20838992118,2cyclictest749-21snmpd09:26:342
20838992117,3cyclictest0-21swapper/208:02:222
20838992117,3cyclictest0-21swapper/207:31:332
20838992117,2cyclictest749-21snmpd10:10:022
2083899211,19cyclictest0-21swapper/209:10:472
2083899210,2cyclictest0-21swapper/207:22:062
2083899210,20cyclictest0-21swapper/212:18:032
2083899210,20cyclictest0-21swapper/210:33:412
2083899210,20cyclictest0-21swapper/210:23:072
2083899210,20cyclictest0-21swapper/207:56:512
2083699217,13cyclictest0-21swapper/112:15:221
20836992120,1cyclictest0-21swapper/107:31:571
20836992119,2cyclictest0-21swapper/110:40:441
2083699210,21cyclictest0-21swapper/108:30:071
2083699210,20cyclictest0-21swapper/112:35:241
2083699210,20cyclictest0-21swapper/111:58:471
2083699210,20cyclictest0-21swapper/111:40:571
2083699210,20cyclictest0-21swapper/111:30:021
2083699210,20cyclictest0-21swapper/110:57:331
2083699210,20cyclictest0-21swapper/110:14:201
2083699210,20cyclictest0-21swapper/110:06:341
2083699210,20cyclictest0-21swapper/109:40:161
2083699210,20cyclictest0-21swapper/108:11:071
2083699210,20cyclictest0-21swapper/107:39:341
20831992118,2cyclictest749-21snmpd11:15:110
20831992118,2cyclictest749-21snmpd10:16:010
20831992116,4cyclictest749-21snmpd08:41:470
20838992018,2cyclictest0-21swapper/211:43:152
20838992018,1cyclictest749-21snmpd10:46:512
20838992018,1cyclictest749-21snmpd07:40:452
20838992017,2cyclictest749-21snmpd09:50:372
20838992017,2cyclictest0-21swapper/210:55:212
20838992017,2cyclictest0-21swapper/209:39:112
20838992017,2cyclictest0-21swapper/207:15:212
20838992016,3cyclictest0-21swapper/209:30:022
20836992018,2cyclictest0-21swapper/108:06:191
2083699200,20cyclictest0-21swapper/109:30:591
2083699200,20cyclictest0-21swapper/109:17:041
2083699200,20cyclictest0-21swapper/108:16:201
2083699200,19cyclictest0-21swapper/108:22:041
2083699200,19cyclictest0-21swapper/107:45:331
20831992018,1cyclictest749-21snmpd12:35:540
20831992018,1cyclictest749-21snmpd12:04:120
20831992018,1cyclictest749-21snmpd11:31:480
20831992018,1cyclictest749-21snmpd08:26:170
20831992016,2cyclictest26386-21apt07:15:000
2083199200,19cyclictest0-21swapper/010:12:410
2083199200,19cyclictest0-21swapper/008:15:130
20838991918,0cyclictest749-21snmpd12:08:332
20838991917,2cyclictest0-21swapper/207:28:182
20838991917,1cyclictest749-21snmpd12:26:422
20838991917,1cyclictest749-21snmpd10:28:172
20838991917,1cyclictest749-21snmpd10:28:162
20838991917,1cyclictest749-21snmpd10:05:552
20838991917,1cyclictest749-21snmpd09:49:352
20838991917,1cyclictest749-21snmpd09:17:222
20838991917,1cyclictest749-21snmpd08:54:402
2083899190,19cyclictest0-21swapper/212:36:332
20836991916,3cyclictest0-21swapper/111:15:321
20836991916,2cyclictest0-21swapper/108:38:341
2083199193,15cyclictest0-21swapper/010:54:230
20831991917,1cyclictest749-21snmpd10:43:480
20831991917,1cyclictest749-21snmpd07:39:420
20831991917,1cyclictest749-21snmpd07:31:300
20831991917,1cyclictest749-21snmpd07:18:300
20831991916,2cyclictest749-21snmpd09:49:260
269962188,3sleep30-21swapper/310:02:483
2083899183,14cyclictest0-21swapper/208:40:012
20838991817,0cyclictest749-21snmpd08:15:112
20838991816,1cyclictest749-21snmpd11:48:182
20838991816,1cyclictest749-21snmpd07:36:452
20838991815,2cyclictest749-21snmpd08:11:222
20838991815,2cyclictest749-21snmpd07:11:002
2083699185,12cyclictest0-21swapper/110:15:161
20831991817,1cyclictest0-21swapper/008:30:160
20831991816,2cyclictest0-21swapper/008:35:100
20831991816,1cyclictest749-21snmpd10:05:410
20831991816,1cyclictest749-21snmpd09:59:080
20831991816,1cyclictest749-21snmpd09:52:190
20831991816,1cyclictest749-21snmpd09:35:070
20831991816,1cyclictest749-21snmpd09:06:320
20831991816,1cyclictest749-21snmpd08:49:370
20831991816,1cyclictest749-21snmpd07:45:250
20831991816,1cyclictest749-21snmpd07:24:070
20831991815,2cyclictest749-21snmpd10:57:180
20831991813,4cyclictest0-21swapper/011:20:100
2083199181,13cyclictest0-21swapper/011:40:220
2083199180,2cyclictest0-21swapper/011:45:140
168072188,3sleep30-21swapper/312:16:363
20838991715,2cyclictest0-21swapper/210:39:562
20838991715,1cyclictest749-21snmpd11:51:482
20838991715,1cyclictest749-21snmpd11:13:182
20838991715,1cyclictest749-21snmpd10:50:392
20838991715,1cyclictest749-21snmpd10:01:502
20838991715,1cyclictest749-21snmpd09:01:342
20838991715,1cyclictest749-21snmpd08:36:192
20838991715,1cyclictest749-21snmpd08:28:312
2083899171,15cyclictest0-21swapper/210:16:202
2083899170,11cyclictest0-21swapper/207:45:212
2083199175,8cyclictest0-21swapper/011:05:100
2083199173,13cyclictest0-21swapper/012:25:140
2083199172,14cyclictest0-21swapper/009:43:230
20831991715,1cyclictest749-21snmpd12:21:060
20831991715,1cyclictest749-21snmpd11:55:540
20831991715,1cyclictest749-21snmpd11:04:060
20831991715,1cyclictest749-21snmpd08:06:040
20831991714,2cyclictest749-21snmpd10:31:110
2083199171,13cyclictest280-21systemd-journal08:12:130
2083199170,16cyclictest0-21swapper/012:10:160
2083199170,16cyclictest0-21swapper/011:10:170
2083199170,16cyclictest0-21swapper/009:32:270
2083199170,16cyclictest0-21swapper/008:58:450
2083199170,11cyclictest0-21swapper/011:25:220
2083199170,11cyclictest0-21swapper/010:35:110
2083199170,11cyclictest0-21swapper/009:00:110
2083199170,10cyclictest0-21swapper/009:20:110
157152177,3sleep30-21swapper/309:52:353
308382167,3sleep30-21swapper/311:30:343
20838991614,1cyclictest749-21snmpd11:17:482
20838991614,1cyclictest749-21snmpd10:41:372
20838991614,1cyclictest749-21snmpd09:41:462
20838991614,1cyclictest749-21snmpd08:55:562
2083899161,14cyclictest0-21swapper/212:20:242
2083899161,11cyclictest0-21swapper/209:55:222
2083199163,7cyclictest11700-21/usr/sbin/munin12:15:160
20831991614,2cyclictest0-21swapper/010:20:120
20831991614,1cyclictest749-21snmpd11:52:420
20831991614,1cyclictest749-21snmpd10:26:290
20831991614,1cyclictest749-21snmpd10:26:290
20831991614,1cyclictest749-21snmpd10:03:040
20831991614,1cyclictest749-21snmpd08:54:260
2083199160,15cyclictest0-21swapper/012:31:220
2083199160,10cyclictest0-21swapper/009:10:210
76052159,4sleep30-21swapper/307:23:293
3213921510,3sleep30-21swapper/308:14:553
278712159,3sleep30-21swapper/308:36:013
2083899155,9cyclictest0-21swapper/211:25:122
2083899150,1cyclictest0-21swapper/212:10:152
2083699150,14cyclictest0-21swapper/111:27:401
2083199150,9cyclictest0-21swapper/009:25:230
189492159,3sleep30-21swapper/307:31:263
1105221510,3sleep30-21swapper/312:13:393
948521410,3sleep30-21swapper/307:52:323
841221410,3sleep30-21swapper/309:16:343
684321410,3sleep30-21swapper/312:36:023
589621410,3sleep30-21swapper/310:10:323
513221410,3sleep30-21swapper/308:17:393
393821410,3sleep30-21swapper/307:48:043
3061821410,3sleep30-21swapper/307:41:523
302321410,3sleep30-21swapper/309:14:513
2979821410,3sleep30-21swapper/311:02:033
287512148,4sleep30-21swapper/310:34:553
285232148,3sleep30-21swapper/312:30:013
2832421410,3sleep30-21swapper/312:29:493
245772149,3sleep30-21swapper/307:35:383
2412621410,3sleep30-21swapper/310:56:333
2094221410,3sleep30-21swapper/307:10:033
2083899140,13cyclictest0-21swapper/211:05:232
187821410,3sleep30-21swapper/307:18:003
1857221410,3sleep30-21swapper/310:52:063
173842148,4sleep30-21swapper/310:22:413
1398821410,3sleep30-21swapper/309:21:033
1302021410,3sleep30-21swapper/310:47:373
126521410,3sleep30-21swapper/308:43:303
124432149,3sleep30-21swapper/308:52:553
1007421410,3sleep30-21swapper/309:47:103
86032138,3sleep30-21swapper/311:12:283
74282139,3sleep30-21swapper/310:42:523
62432137,3sleep30-21swapper/310:15:023
52922139,3sleep30-21swapper/312:06:263
43472139,3sleep30-21swapper/309:40:413
321702139,3sleep30-21swapper/312:01:573
311592139,3sleep30-21swapper/309:35:573
303022131,3sleep30-21swapper/311:05:113
273982139,3sleep30-21swapper/310:05:043
265222139,3sleep30-21swapper/311:56:293
262112139,3sleep30-21swapper/308:05:433
254912139,3sleep30-21swapper/309:30:433
252812133,3sleep30-21swapper/311:26:023
235002139,3sleep30-21swapper/309:00:523
229082139,3sleep30-21swapper/310:26:433
229082139,3sleep30-21swapper/310:26:433
223482139,3sleep30-21swapper/308:32:343
213042139,3sleep30-21swapper/309:57:063
198002139,3sleep30-21swapper/311:22:243
195472139,3sleep30-21swapper/309:25:323
17512139,3sleep30-21swapper/310:37:243
165782139,3sleep30-21swapper/308:26:043
154542131,3sleep30-21swapper/311:48:283
151532139,3sleep30-21swapper/307:58:293
142422139,3sleep30-21swapper/311:18:133
131252139,3sleep30-21swapper/307:27:423
107052139,3sleep30-21swapper/308:21:533
66622128,3sleep30-21swapper/308:45:273
295262128,3sleep30-21swapper/309:06:053
209212128,3sleep30-21swapper/311:51:453
206622126,3sleep30-21swapper/308:01:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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