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2026-01-11 - 14:26
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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 Jan 11, 2026 00:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2436021070,0sleep224844-21diskmemload23:57:322
248712880,1sleep00-21swapper/021:41:320
128552880,0sleep10-21swapper/123:59:271
81602610,0sleep28161-21bash22:29:142
10252590,1sleep30-21swapper/322:28:353
94292570,1sleep024844-21diskmemload21:54:430
6172570,3sleep228-21rcuc/222:05:232
89042560,0sleep38880-21sshd00:33:593
309152560,0sleep20-21swapper/223:00:112
253632550,0sleep125364-21sshd22:50:531
263032540,3sleep226288-21sshd23:25:402
2438725330,19sleep30-21swapper/319:08:503
2416725326,9sleep10-21swapper/119:07:141
2212225331,18sleep00-21swapper/019:05:090
326902520,1sleep31507-21nfsd21:45:133
314892520,0sleep00-21swapper/022:28:240
175702510,0sleep20-21swapper/222:38:442
9682500,0sleep30-21swapper/321:42:203
2302325026,19sleep20-21swapper/219:05:192
21592500,1sleep024844-21diskmemload23:03:210
3742490,0sleep00-21swapper/022:02:320
35442490,0sleep20-21swapper/221:13:512
25892490,0sleep10-21swapper/122:31:331
109772490,1sleep228-21rcuc/200:02:082
101962490,0sleep01734-21runrttasks23:35:500
289742480,0sleep10-21swapper/100:26:591
289742480,0sleep10-21swapper/100:26:591
162072480,0sleep20-21swapper/221:32:102
61292460,0sleep31734-21runrttasks23:41:193
271442460,0sleep027141-21bash21:21:370
127572460,0sleep30-21swapper/323:27:253
5112440,1sleep21734-21runrttasks19:22:282
255232440,1sleep325520-21sshd22:42:173
33522420,2sleep22481799cyclictest21:16:392
230662420,0sleep20-21swapper/223:13:542
324822320,0sleep332483-21sshd22:31:193
253272310,0sleep10-21swapper/123:43:041
24816992318,4cyclictest28653-21sshd23:05:401
24818992220,1cyclictest16317-21id22:06:483
24816992220,1cyclictest30654-21sshd23:00:101
2481699216,7cyclictest12839-21sshd21:57:521
2481699210,20cyclictest18066-21sshd23:10:271
24818992019,1cyclictest0-21swapper/322:23:383
24817992019,1cyclictest0-21swapper/223:44:222
24816992018,1cyclictest19108-21sshd00:00:001
2481699200,6cyclictest25916-21sshd00:06:221
2481599200,1cyclictest27162-21sshd21:13:020
24818991918,1cyclictest2230-21sshd21:51:053
24818991918,1cyclictest0-21swapper/323:17:143
2481699199,5cyclictest0-21swapper/123:22:051
2481699198,8cyclictest0-21swapper/100:11:331
2481699198,8cyclictest0-21swapper/100:11:331
2481699190,1cyclictest0-21swapper/121:31:271
2481699190,18cyclictest9054-21bash21:43:051
2481699190,18cyclictest10460-21sshd21:17:191
2481699190,16cyclictest18457-21sshd23:51:081
2481699190,15cyclictest8003-21sshd23:18:191
2481699190,14cyclictest27030-21sshd00:23:571
7432180,0sleep2746-21bash00:30:172
2481699188,6cyclictest13479-21sshd22:00:461
2481699180,8cyclictest27066-21sshd23:46:051
2481699180,5cyclictest2124-21sshd21:48:151
2481699180,1cyclictest17066-21sshd23:27:481
2481699180,17cyclictest15262-21sshd21:37:511
2481599180,4cyclictest0-21swapper/000:25:010
264772170,1sleep124812-21cyclictest22:36:341
2481699170,8cyclictest5609-21bash22:26:011
2481699170,7cyclictest13801-21sshd21:11:491
2481699170,16cyclictest5664-21sshd23:35:251
2481699170,16cyclictest1558-21sshd00:18:451
2481699170,16cyclictest0-21swapper/121:50:101
2481699170,13cyclictest0-21swapper/122:43:251
2481599173,1cyclictest23369-21sshd23:10:560
24815991712,4cyclictest16396-21bash22:18:220
2481599170,16cyclictest0-21swapper/022:07:570
2481599170,13cyclictest0-21swapper/023:57:590
202182170,1sleep320217-21sshd23:57:093
78002160,0sleep30-21swapper/323:21:073
55062160,0sleep25501-21sshd23:52:562
2481699161,14cyclictest0-21swapper/122:20:541
2481699160,9cyclictest24283-21sshd22:45:091
2481699160,7cyclictest1596-21sshd21:20:191
2481699160,15cyclictest7914-21sshd21:25:371
2481699160,15cyclictest5211-21sshd00:30:371
2481699160,15cyclictest3031-21sshd22:05:341
2481699160,15cyclictest25243-21sshd22:59:411
2481699160,15cyclictest24470-21sshd22:10:231
2481699160,15cyclictest17212-21sshd23:30:391
2481699160,15cyclictest14082-21sshd00:37:181
2481699160,15cyclictest12325-21sshd22:15:101
2481599168,6cyclictest0-21swapper/022:50:410
2481599163,1cyclictest0-21swapper/022:34:130
2481599161,13cyclictest0-21swapper/023:48:140
2481599160,15cyclictest14344-21apache_volume20:50:110
2481599160,13cyclictest8544-21sshd21:28:380
317182150,1sleep331711-21rm23:46:323
2481799159,5cyclictest0-21swapper/200:22:032
24817991513,1cyclictest21074-21bash22:53:282
2481699158,6cyclictest31450-21fw_conntrack20:20:151
2481699151,13cyclictest0-21swapper/120:40:201
2481699150,6cyclictest15630-21ntp_states20:50:201
2481699150,14cyclictest27520-21munin-node19:15:001
2481699150,14cyclictest0-21swapper/119:50:131
2481599158,6cyclictest21626-21kworker/0:222:55:190
2481599158,4cyclictest0-21swapper/021:36:250
2481599152,9cyclictest31476-21kworker/0:219:25:170
24815991513,1cyclictest14597-21sshd22:24:010
24815991512,2cyclictest0-21swapper/021:45:520
2481599151,11cyclictest28165-21sshd22:10:410
2481599150,4cyclictest0-21swapper/022:48:460
245472150,1sleep00-21swapper/000:38:160
196232150,0sleep20-21swapper/221:52:412
62042140,0sleep30-21swapper/321:31:153
45702140,1sleep337-21rcuc/323:32:303
37332140,1sleep11734-21runrttasks20:30:121
281592140,1sleep228-21rcuc/223:49:102
2481899144,1cyclictest5216-21sshd00:39:293
24818991412,1cyclictest30158-21sshd00:21:163
2481899140,13cyclictest0-21swapper/300:06:023
2481799148,5cyclictest0-21swapper/223:15:262
2481799140,13cyclictest30770-21sshd00:06:492
2481799140,13cyclictest0-21swapper/222:57:422
2481799140,13cyclictest0-21swapper/221:49:172
2481699149,4cyclictest0-21swapper/119:30:141
2481699148,5cyclictest6540-21apache_processe19:35:101
2481699140,1cyclictest0-21swapper/120:45:011
2481699140,13cyclictest17018-21apache_volume20:55:111
2481599149,4cyclictest0-21swapper/021:55:530
2481599149,3cyclictest0-21swapper/000:26:420
2481599149,3cyclictest0-21swapper/000:26:420
2481599148,3cyclictest19886-21sshd00:00:060
2481599141,12cyclictest0-21swapper/022:43:200
2481599140,3cyclictest0-21swapper/023:41:440
2481599140,3cyclictest0-21swapper/023:22:100
2481599140,13cyclictest30979-21bash00:15:300
2481599140,13cyclictest20024-21sshd22:38:570
2481599140,13cyclictest0-21swapper/020:10:180
2481599140,13cyclictest0-21swapper/019:30:150
2481599140,11cyclictest0-21swapper/023:06:340
2481599140,11cyclictest0-21swapper/000:10:120
2481599140,11cyclictest0-21swapper/000:10:120
2481899139,1cyclictest0-21swapper/321:25:573
2481899139,1cyclictest0-21swapper/321:12:503
2481899138,2cyclictest0-21swapper/322:03:503
24818991311,1cyclictest1596-21sshd21:17:183
24818991310,2cyclictest32465-21sshd22:16:523
24818991310,2cyclictest32290-21sshd21:56:403
24818991310,1cyclictest115650irq/25-eth022:35:283
2481899130,1cyclictest18388-21bash23:07:403
2481899130,12cyclictest7687-21sshd00:16:213
2481899130,12cyclictest30895-21sshd22:13:543
2481899130,12cyclictest28002-21sshd21:21:433
2481899130,12cyclictest15262-21sshd22:55:463
2481899130,12cyclictest0-21swapper/323:50:313
2481899130,12cyclictest0-21swapper/323:36:113
2481899130,12cyclictest0-21swapper/323:01:093
2481899130,12cyclictest0-21swapper/321:36:463
2481899130,12cyclictest0-21swapper/300:27:273
2481899130,12cyclictest0-21swapper/300:27:273
2481899130,12cyclictest0-21swapper/300:13:303
2481899130,12cyclictest0-21swapper/300:13:303
2481799139,1cyclictest0-21swapper/221:38:512
2481799138,4cyclictest16907-21sshd23:21:582
2481799138,4cyclictest0-21swapper/221:42:022
2481799138,2cyclictest0-21swapper/222:10:012
2481799137,5cyclictest0-21swapper/222:30:432
2481799137,3cyclictest0-21swapper/200:15:202
2481799132,10cyclictest26331-21sshd22:45:152
2481799131,11cyclictest0-21swapper/221:20:292
2481799131,11cyclictest0-21swapper/219:35:102
24817991311,1cyclictest0-21swapper/200:11:122
24817991311,1cyclictest0-21swapper/200:11:122
2481799130,2cyclictest11901-21sshd23:07:062
2481799130,2cyclictest0-21swapper/223:37:442
2481799130,2cyclictest0-21swapper/222:16:562
2481799130,12cyclictest15539-21sshd21:55:142
2481799130,12cyclictest0-21swapper/222:41:102
2481799130,10cyclictest0-21swapper/222:23:322
2481699138,4cyclictest0-21swapper/119:25:231
2481699131,11cyclictest0-21swapper/120:25:131
2481599139,3cyclictest0-21swapper/023:17:390
2481599138,4cyclictest0-21swapper/019:35:170
2481599138,2cyclictest5880-21sshd23:50:050
2481599130,4cyclictest24844-21diskmemload00:05:200
2481599130,2cyclictest2063-21sshd00:30:220
2481599130,12cyclictest8040-21sshd23:26:580
2481599130,12cyclictest18778-21sshd21:32:230
2481599130,11cyclictest0-21swapper/023:30:360
22432130,0sleep32242-21bash22:48:543
2481899129,2cyclictest0-21swapper/319:25:143
2481899129,2cyclictest0-21swapper/319:20:103
2481899129,2cyclictest0-21swapper/319:15:013
2481899128,4cyclictest0-21swapper/300:01:233
2481899121,2cyclictest0-21swapper/320:30:113
2481899121,10cyclictest0-21swapper/320:40:143
2481899121,10cyclictest0-21swapper/320:15:123
2481899120,1cyclictest0-21swapper/323:10:033
2481899120,11cyclictest0-21swapper/320:55:133
2481799129,2cyclictest11380-21sshd21:25:572
2481799129,2cyclictest0-21swapper/220:25:202
2481799129,2cyclictest0-21swapper/220:15:122
2481799129,2cyclictest0-21swapper/219:55:142
2481799128,1cyclictest0-21swapper/223:30:082
2481799127,2cyclictest20863-21sshd00:35:042
2481799121,2cyclictest0-21swapper/220:30:112
2481799121,2cyclictest0-21swapper/219:25:122
2481799121,2cyclictest0-21swapper/219:10:142
2481799121,10cyclictest0-21swapper/221:00:152
2481799121,10cyclictest0-21swapper/220:40:122
2481799121,10cyclictest0-21swapper/219:50:102
2481799121,10cyclictest0-21swapper/219:45:202
2481799121,10cyclictest0-21swapper/200:25:042
2481799121,10cyclictest0-21swapper/200:25:042
2481799120,1cyclictest0-21swapper/222:01:472
2481799120,11cyclictest0-21swapper/220:10:252
2481699129,2cyclictest0-21swapper/120:15:141
2481699128,4cyclictest23416-21sh20:05:151
2481699121,2cyclictest0-21swapper/119:55:121
2481699121,10cyclictest0-21swapper/120:35:121
2481699121,10cyclictest0-21swapper/119:10:111
24816991210,1cyclictest20325-21df20:00:141
2481699120,12cyclictest0-21swapper/119:40:131
2481699120,11cyclictest23300-21munin-node21:05:171
2481699120,0cyclictest0-21swapper/119:45:131
2481599129,2cyclictest0-21swapper/020:45:110
2481599129,2cyclictest0-21swapper/019:20:100
2481599122,1cyclictest0-21swapper/021:15:130
2481599121,10cyclictest0-21swapper/021:00:150
2481599121,10cyclictest0-21swapper/020:00:160
2481599121,10cyclictest0-21swapper/019:15:010
2481599120,9cyclictest0-21swapper/020:32:410
2481599120,9cyclictest0-21swapper/019:49:550
2481599120,11cyclictest0-21swapper/020:05:240
2481599120,11cyclictest0-21swapper/019:10:110
2481899119,2cyclictest0-21swapper/319:50:133
2481899119,1cyclictest14808-21sshd22:50:023
2481899119,1cyclictest0-21swapper/320:20:153
2481899119,1cyclictest0-21swapper/320:05:143
2481899118,2cyclictest0-21swapper/321:05:133
2481899118,2cyclictest0-21swapper/319:45:153
2481899118,2cyclictest0-21swapper/319:35:133
2481899110,2cyclictest0-21swapper/321:00:153
2481899110,2cyclictest0-21swapper/319:40:133
2481899110,10cyclictest0-21swapper/320:45:103
2481899110,10cyclictest0-21swapper/320:35:133
2481899110,10cyclictest0-21swapper/320:25:243
2481899110,10cyclictest0-21swapper/320:10:153
2481899110,10cyclictest0-21swapper/319:13:183
2481799119,1cyclictest0-21swapper/219:15:122
2481799118,2cyclictest0-21swapper/220:35:132
2481799110,10cyclictest0-21swapper/221:05:122
2481799110,10cyclictest0-21swapper/220:50:152
2481699119,2cyclictest0-21swapper/119:20:141
2481599119,2cyclictest0-21swapper/019:40:150
2481599113,6cyclictest0-21swapper/020:26:030
2481599110,1cyclictest0-21swapper/020:35:160
2481599110,10cyclictest0-21swapper/021:05:210
2481599110,10cyclictest0-21swapper/020:20:120
2481599110,10cyclictest0-21swapper/019:50:100
2481899100,9cyclictest14343-21apache_processe20:50:113
2481899100,1cyclictest3872-21apache_processe19:30:123
2481899100,1cyclictest17882-21perl19:55:153
2481799108,2cyclictest0-21swapper/220:55:112
2481799107,2cyclictest0-21swapper/219:40:152
2481799100,9cyclictest31112-21diskstats20:20:142
2481799100,9cyclictest12104-21df_inode20:45:142
2481799100,9cyclictest0-21swapper/220:00:142
2481799100,9cyclictest0-21swapper/219:30:122
2481799100,1cyclictest22984-21expr20:05:132
2481699108,1cyclictest19718-21apache_processe21:00:131
2481599100,9cyclictest0-21swapper/020:00:010
2481599100,10cyclictest0-21swapper/020:42:210
248189997,1cyclictest20991-21missed_timers20:00:193
248169990,8cyclictest25387-21atenall_rapower20:10:141
248159997,1cyclictest17016-21apache_processe20:55:100
248159990,1cyclictest28782-21smartctl20:15:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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