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2026-07-12 - 07:14
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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: performance
Characteristics of the 376 highest latencies:
System rackaslot0.osadl.org (updated Sun Jul 12, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
45502640,1sleep14530-21sshd23:12:381
13192620,1sleep30-21swapper/323:38:103
374926024,19sleep20-21swapper/219:09:402
179352600,0sleep20-21swapper/222:19:172
62582590,0sleep211181-21diskmemload22:44:092
245312560,0sleep21734-21runrttasks22:28:312
22282550,0sleep20-21swapper/222:12:042
150402550,0sleep01734-21runrttasks20:20:180
339625429,8sleep00-21swapper/019:07:530
237412540,0sleep20-21swapper/222:48:342
196362540,1sleep31734-21runrttasks22:30:523
142282540,0sleep30-21swapper/323:45:083
120532540,1sleep212050-21bash00:16:322
94262530,0sleep10-21swapper/100:30:411
174232530,0sleep00-21swapper/020:25:140
88092520,0sleep00-21swapper/023:10:120
72622520,1sleep07239-21sshd22:47:050
355025224,24sleep30-21swapper/319:08:413
292982520,0sleep229300-21fschecks_time19:50:172
245382520,1sleep324539-21sshd21:11:043
229542520,0sleep00-21swapper/021:56:440
69742510,0sleep00-21swapper/022:12:300
44302510,0sleep20-21swapper/200:10:112
322382510,0sleep132241-21bash00:18:241
373125027,19sleep10-21swapper/119:09:361
196352500,1sleep019633-21sshd00:20:100
181022500,0sleep20-21swapper/222:02:032
103582500,0sleep10-21swapper/121:29:531
26122490,0sleep20-21swapper/223:38:182
104622490,0sleep20-21swapper/223:07:252
219412480,0sleep20-21swapper/221:45:122
172832480,1sleep211181-21diskmemload21:39:022
148352480,0sleep30-21swapper/322:07:293
286622460,1sleep328659-21sshd23:20:243
315012450,0sleep10-21swapper/100:06:461
242422440,2sleep228-21rcuc/222:22:422
4077992520,2cyclictest10035-21sshd22:15:351
4078992320,2cyclictest0-21swapper/223:40:552
4078992220,1cyclictest0-21swapper/223:34:232
96972200,5sleep121-21ksoftirqd/122:55:511
4077992018,1cyclictest28355-21sshd23:03:191
202202200,1sleep30-21swapper/300:28:513
46772190,0sleep041ktimersoftd/021:15:050
407699199,6cyclictest0-21swapper/023:21:470
4076991917,1cyclictest12100-21sshd23:07:350
213772190,1sleep221359-21sshd00:08:472
407799180,15cyclictest0-21swapper/121:49:061
407699189,6cyclictest0-21swapper/023:52:350
4076991816,1cyclictest22973-21sshd22:08:130
407699180,13cyclictest12697-21sshd22:41:480
162022180,4sleep00-21swapper/023:25:090
4079991716,1cyclictest0-21swapper/323:32:423
4079991714,2cyclictest6972-21sshd21:20:533
4078991715,1cyclictest0-21swapper/221:25:492
4078991715,1cyclictest0-21swapper/221:21:142
407699179,3cyclictest0-21swapper/000:04:260
407699170,3cyclictest7725-21sshd21:29:390
229002170,1sleep20-21swapper/222:34:082
225872170,1sleep10-21swapper/122:08:111
41362160,1sleep24112-21sshd00:33:112
407899169,4cyclictest0-21swapper/221:17:242
407799160,11cyclictest0-21swapper/123:44:011
407699168,3cyclictest0-21swapper/022:55:270
407699167,6cyclictest0-21swapper/000:35:190
407699162,1cyclictest22914-21sshd00:14:420
407699161,1cyclictest14291-21bash23:30:370
407699160,1cyclictest0-21swapper/022:03:360
407699160,15cyclictest0-21swapper/023:49:560
407699160,12cyclictest0-21swapper/023:35:270
407699160,12cyclictest0-21swapper/022:20:200
407999155,1cyclictest7959-21sshd21:46:463
407999155,1cyclictest13041-21bash00:22:253
407999150,14cyclictest0-21swapper/319:30:193
4078991514,1cyclictest0-21swapper/200:25:272
407799159,2cyclictest0-21swapper/123:20:501
407799159,1cyclictest115650irq/25-eth022:00:181
407799158,2cyclictest16033-21sshd23:25:091
4077991510,1cyclictest25904-21sshd22:45:481
407799150,14cyclictest0-21swapper/122:14:381
407699158,6cyclictest19400-21bash21:44:590
407699158,6cyclictest0-21swapper/021:47:560
407699158,3cyclictest9261-21bash23:18:490
407699158,3cyclictest9261-21bash23:18:480
407699158,3cyclictest20340-21bash22:51:040
407699155,4cyclictest5191-21kworker/0:121:32:250
407699152,1cyclictest1681-21sshd00:30:060
407699152,1cyclictest13329-21id23:01:560
407699150,9cyclictest0-21swapper/022:25:430
407699150,3cyclictest0-21swapper/022:34:160
407699150,3cyclictest0-21swapper/000:26:140
407699150,3cyclictest0-21swapper/000:07:540
407699150,1cyclictest30572-21sshd21:54:370
407699150,1cyclictest24361-21bash23:43:060
407699150,14cyclictest31075-21sshd22:37:430
407699150,14cyclictest0-21swapper/023:58:200
32712150,0sleep23247-21sshd21:34:582
80752140,1sleep11734-21runrttasks23:07:131
407999149,4cyclictest4839-21sshd00:30:203
407999141,12cyclictest0-21swapper/322:19:183
407999140,9cyclictest0-21swapper/300:16:153
407999140,13cyclictest0-21swapper/300:04:053
407899149,4cyclictest0-21swapper/222:36:252
407899142,11cyclictest20647-21sshd00:00:062
407899140,13cyclictest0-21swapper/223:53:472
407899140,13cyclictest0-21swapper/222:56:242
407799149,4cyclictest0-21swapper/123:45:031
407799149,1cyclictest0-21swapper/123:38:201
407799149,1cyclictest0-21swapper/122:53:471
407799143,10cyclictest18990-21sshd00:28:451
4077991412,1cyclictest0-21swapper/121:55:371
4077991411,2cyclictest11181-21diskmemload21:15:231
407799140,3cyclictest26801-21sshd22:31:321
407799140,2cyclictest0-21swapper/122:21:241
407799140,1cyclictest115650irq/25-eth023:16:311
407799140,1cyclictest115650irq/25-eth023:16:311
407799140,1cyclictest10250irq/24-ahci[00021:35:071
407799140,13cyclictest0-21swapper/121:10:471
407799140,13cyclictest0-21swapper/100:24:591
407799140,10cyclictest0-21swapper/121:54:321
407799140,10cyclictest0-21swapper/121:40:401
407699148,3cyclictest31167-21sshd21:20:150
407699147,3cyclictest28300-21kworker/0:222:15:570
407699147,3cyclictest11891-21sshd21:10:030
4076991412,2cyclictest9017-21kworker/0:120:15:420
407699140,2cyclictest0-21swapper/021:35:320
3582140,0sleep10-21swapper/123:58:171
138332140,0sleep313832-21sshd21:32:593
108382140,0sleep10-21swapper/100:10:381
407999139,1cyclictest0-21swapper/321:59:053
407999139,1cyclictest0-21swapper/321:25:533
407999138,5cyclictest0-21swapper/321:19:453
407999138,4cyclictest6421-21bash00:36:133
407999138,2cyclictest29248-21rm23:06:113
407999137,5cyclictest0-21swapper/323:26:413
407999133,9cyclictest5934-21sshd22:46:563
407999131,9cyclictest115650irq/25-eth022:58:593
407999131,11cyclictest0-21swapper/323:16:433
407999131,11cyclictest0-21swapper/323:16:433
407999131,11cyclictest0-21swapper/320:00:163
4079991310,1cyclictest0-21swapper/321:40:183
407999130,3cyclictest0-21swapper/323:56:293
407999130,1cyclictest11326-21sshd00:05:013
407999130,12cyclictest27227-21sshd22:20:083
407999130,12cyclictest2221-21sshd22:38:013
407999130,12cyclictest14408-21sshd23:50:473
407999130,12cyclictest12224-21sshd22:27:243
407999130,12cyclictest11536-21sshd22:12:553
407999130,12cyclictest0-21swapper/323:02:483
407999130,11cyclictest0-21swapper/320:45:153
407999130,10cyclictest28394-21sshd22:00:113
407999130,10cyclictest0-21swapper/321:50:483
407899139,1cyclictest11583-21sshd22:07:112
407899138,4cyclictest15869-21sshd00:22:402
407899138,4cyclictest0-21swapper/223:10:162
407899138,4cyclictest0-21swapper/222:50:342
407899138,4cyclictest0-21swapper/200:39:072
407899131,9cyclictest115650irq/25-eth023:55:372
4078991311,1cyclictest28661-21sshd21:11:252
4078991311,1cyclictest0-21swapper/221:44:312
407899130,12cyclictest14503-21sshd23:22:042
407799139,3cyclictest0-21swapper/122:25:471
407799139,1cyclictest0-21swapper/121:32:381
407799138,4cyclictest0-21swapper/122:39:191
4077991311,1cyclictest21-21ksoftirqd/100:00:551
407799131,11cyclictest0-21swapper/121:21:501
4077991310,2cyclictest21785-21sshd00:37:371
407799130,2cyclictest0-21swapper/123:50:241
407799130,2cyclictest0-21swapper/122:41:551
407699138,4cyclictest19792-21sshd00:17:140
407699135,5cyclictest0-21swapper/020:55:190
407699133,7cyclictest0-21swapper/021:00:160
407699130,10cyclictest0-21swapper/020:30:220
210912130,0sleep2291ktimersoftd/221:56:342
407999128,3cyclictest3801-21sshd00:10:083
407999121,2cyclictest0-21swapper/320:35:123
4079991210,1cyclictest10209-21sshd21:35:263
407999120,3cyclictest0-21swapper/322:40:223
407999120,1cyclictest0-21swapper/323:41:383
407999120,1cyclictest0-21swapper/322:50:523
407999120,12cyclictest0-21swapper/323:11:243
407999120,11cyclictest0-21swapper/320:50:153
407899129,2cyclictest0-21swapper/221:50:402
407899121,2cyclictest0-21swapper/223:25:052
407899121,2cyclictest0-21swapper/223:15:272
407899121,2cyclictest0-21swapper/223:15:272
407899121,10cyclictest5166-21sshd23:01:122
407899121,10cyclictest0-21swapper/221:00:132
407899121,10cyclictest0-21swapper/220:45:132
407899121,10cyclictest0-21swapper/220:05:142
407899121,10cyclictest0-21swapper/219:30:162
407899120,1cyclictest14327-21rm23:45:092
407799129,2cyclictest0-21swapper/120:20:121
407799127,2cyclictest10639-21ntp_states23:30:201
407699127,1cyclictest9017-21kworker/0:120:46:090
407699127,1cyclictest9017-21kworker/0:119:21:250
407699125,4cyclictest0-21swapper/020:10:090
407699121,10cyclictest0-21swapper/020:35:130
407699120,9cyclictest28596-21apache_accesses19:50:120
407699120,11cyclictest0-21swapper/020:00:120
407699120,10cyclictest0-21swapper/019:25:170
407999110,11cyclictest0-21swapper/319:47:103
407999110,10cyclictest0-21swapper/320:05:143
407899111,1cyclictest0-21swapper/219:45:152
407899110,2cyclictest0-21swapper/219:35:132
407899110,2cyclictest0-21swapper/219:15:012
407899110,11cyclictest0-21swapper/219:41:152
407899110,10cyclictest0-21swapper/221:05:162
407899110,10cyclictest0-21swapper/220:30:142
407799110,10cyclictest0-21swapper/121:00:221
407799110,10cyclictest0-21swapper/120:25:131
407799110,10cyclictest0-21swapper/119:45:121
407699113,5cyclictest0-21swapper/019:59:590
407699110,8cyclictest0-21swapper/019:10:150
407699110,7cyclictest0-21swapper/020:05:120
407699110,11cyclictest0-21swapper/019:19:360
407999109,1cyclictest0-21swapper/320:31:473
407999108,1cyclictest32301-21perl19:55:153
407999108,1cyclictest14402-21perl19:25:173
407999107,2cyclictest0-21swapper/320:55:153
407999100,9cyclictest7249-21users19:15:013
407999100,9cyclictest20120-21diskstats19:35:143
407999100,9cyclictest17710-21perl20:25:163
407999100,9cyclictest1579-21snmpd21:00:133
407999100,9cyclictest0-21swapper/321:05:163
407999100,9cyclictest0-21swapper/319:50:163
407999100,1cyclictest26665-21tune2fs20:40:153
407999100,1cyclictest23944-21ntpq19:40:193
407999100,1cyclictest11875-21fw_forwarded_lo20:15:153
407999100,1cyclictest0-21swapper/320:20:153
407899108,1cyclictest2169-21apache_volume20:00:132
407899107,2cyclictest0-21swapper/220:55:152
407899100,9cyclictest32190-21cstates20:50:142
407899100,9cyclictest0-21swapper/220:10:132
407899100,1cyclictest25966-21apache_volume20:40:132
407899100,1cyclictest11526-21diskstats20:15:132
407799108,1cyclictest22649-21apache_volume19:40:111
407799100,1cyclictest23629-21perl20:35:141
407799100,1cyclictest0-21swapper/120:00:121
407699108,2cyclictest9017-21kworker/0:119:40:170
407699107,3cyclictest9017-21kworker/0:120:41:380
407699107,2cyclictest0-21swapper/019:45:140
407699105,1cyclictest9017-21kworker/0:120:53:090
407699100,8cyclictest0-21swapper/021:05:290
407699100,8cyclictest0-21swapper/019:35:240
40799998,1cyclictest0-21swapper/320:12:033
40789997,2cyclictest0-21swapper/219:25:172
40789997,1cyclictest0-21swapper/220:20:162
40789990,9cyclictest0-21swapper/220:35:152
40789990,1cyclictest0-21swapper/219:55:162
40779999,0cyclictest0-21swapper/120:40:131
40779998,1cyclictest0-21swapper/119:20:151
40779998,1cyclictest0-21swapper/119:15:171
40779990,6cyclictest21895-21sshd19:37:341
40779990,5cyclictest0-21swapper/121:05:521
40769997,2cyclictest9017-21kworker/0:119:30:130
40799987,1cyclictest11558-21smartctl19:20:183
40799987,1cyclictest0-21swapper/319:12:193
40789987,1cyclictest0-21swapper/220:27:222
40789982,4cyclictest0-21swapper/219:20:192
40779987,1cyclictest0-21swapper/120:30:131
40779986,1cyclictest8815-21perl20:10:121
40779983,5cyclictest0-21swapper/120:48:071
40789971,5cyclictest0-21swapper/219:10:122
40779975,1cyclictest31983-21cut20:50:121
40779971,5cyclictest0-21swapper/119:10:121
40779970,6cyclictest0-21swapper/120:05:171
40779970,6cyclictest0-21swapper/119:50:171
40779970,5cyclictest0-21swapper/119:30:201
40779970,3cyclictest0-21swapper/120:15:161
40779960,1cyclictest0-21swapper/120:55:071
40779960,1cyclictest0-21swapper/119:55:031
40779960,1cyclictest0-21swapper/119:25:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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