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2026-06-28 - 06:56
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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 highest latencies:
System rackaslot0.osadl.org (updated Sun Jun 28, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2938121010,1sleep32717199cyclictest23:10:223
133872980,0sleep113386-21bash21:42:271
72712680,0sleep27269-21sshd23:11:172
2616726124,19sleep20-21swapper/219:06:192
326602600,1sleep132659-21bash21:55:371
121142570,0sleep20-21swapper/223:03:072
300512560,1sleep330035-21sshd22:01:113
300512560,1sleep330035-21sshd22:01:113
2679025622,8sleep30-21swapper/319:09:253
216362550,0sleep021631-21sshd23:09:470
115442550,0sleep30-21swapper/300:09:233
71372540,0sleep10-21swapper/122:16:271
69812540,0sleep20-21swapper/223:22:512
298582540,0sleep20-21swapper/222:01:092
298582540,0sleep20-21swapper/222:01:092
299422530,0sleep30-21swapper/321:38:113
149462530,1sleep014945-21sshd23:32:100
57082520,0sleep20-21swapper/222:50:582
199612520,0sleep30-21swapper/323:35:263
157002520,1sleep215694-21sshd22:05:382
302622510,0sleep20-21swapper/221:46:482
302622510,0sleep20-21swapper/221:46:472
2608225128,19sleep00-21swapper/019:05:530
191862510,1sleep18-21rcu_preempt21:11:261
47302490,1sleep10-21swapper/100:17:231
303372490,0sleep20-21swapper/222:30:112
2535324822,22sleep10-21swapper/119:05:211
222532480,0sleep30-21swapper/323:41:273
22102480,0sleep10-21swapper/121:21:221
211232480,0sleep20-21swapper/200:01:292
207182480,0sleep01889-21diskmemload00:39:020
188922480,0sleep20-21swapper/200:38:512
322662470,0sleep10-21swapper/121:26:551
308832470,1sleep330882-21bash21:55:263
195782470,0sleep019574-21sshd21:28:420
129482470,0sleep10-21swapper/123:31:591
255052450,0sleep20-21swapper/223:47:312
170922440,0sleep10-21swapper/121:45:351
170922440,0sleep10-21swapper/121:45:351
278742420,1sleep11509-21nfsd22:12:341
25442420,0sleep20-21swapper/222:36:162
189592420,0sleep00-21swapper/000:04:150
229202400,1sleep00-21swapper/023:12:430
27168992513,4cyclictest1889-21diskmemload00:27:280
173092250,0sleep30-21swapper/300:04:063
132652250,1sleep21509-21nfsd22:14:122
27168992221,1cyclictest22388-21sshd22:58:170
27168992120,1cyclictest5160-21sshd22:16:170
27171992018,1cyclictest0-21swapper/321:25:343
27169992018,1cyclictest2036-21sshd22:56:251
2716999200,1cyclictest24442-21sshd22:41:071
27170991918,1cyclictest0-21swapper/221:33:152
27169991917,1cyclictest23163-21sshd23:15:331
27169991917,1cyclictest11190-21sshd21:36:291
211602190,0sleep021128-21sshd22:11:580
2716899186,11cyclictest4745-21kworker/0:000:34:200
154322180,0sleep10-21swapper/122:54:501
117802180,0sleep111767-21sshd00:35:171
76352170,1sleep31596-21sshd21:10:233
2716899179,4cyclictest0-21swapper/022:37:590
2716899172,2cyclictest23821-21kworker/0:122:01:170
2716899172,2cyclictest23821-21kworker/0:122:01:170
27168991716,1cyclictest8837-21sshd21:33:280
2716899170,16cyclictest0-21swapper/000:18:210
17322160,0sleep30-21swapper/322:21:473
122662160,0sleep012267-21sshd21:56:440
27171991512,1cyclictest1889-21diskmemload23:54:123
2717099150,14cyclictest0-21swapper/222:19:452
27169991513,1cyclictest22655-21sshd23:47:151
27169991513,1cyclictest1889-21diskmemload23:00:171
2716899159,6cyclictest0-21swapper/023:53:130
2716899159,3cyclictest17433-21sshd21:37:030
2716899159,3cyclictest0-21swapper/022:29:430
2716899153,11cyclictest20161-21kworker/0:222:43:090
27168991510,4cyclictest6632-21bash23:22:490
2716899150,14cyclictest0-21swapper/023:55:430
2716899150,12cyclictest0-21swapper/000:23:300
32702140,0sleep20-21swapper/221:55:532
2717199149,4cyclictest0-21swapper/323:47:203
2717199144,9cyclictest28107-21sshd21:15:093
2717199144,9cyclictest15564-21sshd22:17:143
27171991412,1cyclictest0-21swapper/322:38:243
27171991410,2cyclictest0-21swapper/300:13:033
27171991410,2cyclictest0-21swapper/300:13:033
2717199140,5cyclictest2004-21sshd22:33:243
2717199140,3cyclictest0-21swapper/300:21:423
2717199140,13cyclictest28040-21sshd23:01:373
2717199140,13cyclictest0-21swapper/321:20:483
2717199140,13cyclictest0-21swapper/300:36:133
2717099141,12cyclictest0-21swapper/223:51:272
2717099140,5cyclictest0-21swapper/223:38:262
2717099140,13cyclictest25395-21rm00:16:182
2716999149,2cyclictest0-21swapper/122:36:011
27169991413,1cyclictest11330-21sshd21:50:511
27169991412,1cyclictest27800-21bash22:03:571
27169991412,1cyclictest27800-21bash22:03:561
2716999141,10cyclictest0-21swapper/121:19:151
2716999140,5cyclictest31826-21sshd23:42:191
2716999140,13cyclictest4995-21rm23:37:031
2716999140,13cyclictest10820-21sshd22:34:121
2716899148,3cyclictest28616-21sshd21:40:520
2716899148,1cyclictest30391-21sshd23:42:110
2716899142,1cyclictest271252id22:09:410
27168991410,1cyclictest23423-21sshd21:54:550
2716899140,3cyclictest0-21swapper/023:17:510
2716899140,3cyclictest0-21swapper/022:45:380
2716899140,1cyclictest0-21swapper/022:53:520
2716899140,13cyclictest2913-21sshd00:11:250
2716899140,13cyclictest2913-21sshd00:11:250
2716899140,13cyclictest27579-21bash23:36:090
2716899140,13cyclictest2443-21sshd22:24:490
2716899140,12cyclictest10-21rcuc/023:26:400
2716899140,11cyclictest25972-21bash23:04:240
267152140,0sleep30-21swapper/322:06:403
125302140,0sleep10-21swapper/122:45:481
2717199139,1cyclictest0-21swapper/322:59:233
2717199138,4cyclictest0-21swapper/323:20:493
2717199138,2cyclictest30295-21sshd23:56:323
2717199138,1cyclictest0-21swapper/300:19:133
2717199131,1cyclictest115650irq/25-eth000:30:483
2717199131,11cyclictest0-21swapper/323:05:123
2717199130,2cyclictest0-21swapper/323:27:083
2717199130,2cyclictest0-21swapper/322:25:343
2717199130,12cyclictest25607-21sshd22:41:133
2717199130,12cyclictest11647-21sshd21:48:033
2717199130,12cyclictest11647-21sshd21:48:033
2717199130,12cyclictest0-21swapper/323:33:013
2717199130,12cyclictest0-21swapper/322:10:143
2717199130,11cyclictest0-21swapper/323:16:393
2717199130,10cyclictest0-21swapper/322:51:203
2717099138,4cyclictest0-21swapper/223:08:512
27170991313,0cyclictest0-21swapper/223:15:112
27170991312,1cyclictest30-21ksoftirqd/222:55:262
27170991312,1cyclictest30-21ksoftirqd/221:41:432
2717099130,4cyclictest1596-21sshd23:30:032
2717099130,4cyclictest0-21swapper/223:42:572
2717099130,2cyclictest10948-21sshd21:16:252
2717099130,12cyclictest9380-21bash21:22:022
2717099130,12cyclictest507-21sshd22:41:542
2717099130,12cyclictest16059-21bash22:25:562
2717099130,12cyclictest0-21swapper/221:25:172
2717099130,12cyclictest0-21swapper/221:13:052
2716999139,1cyclictest0-21swapper/123:52:261
2716999138,2cyclictest19132-21sshd22:05:571
2716999138,2cyclictest12119-21sshd00:06:291
27169991310,1cyclictest115650irq/25-eth000:12:361
27169991310,1cyclictest115650irq/25-eth000:12:361
2716999130,4cyclictest18853-21sshd21:31:261
2716999130,1cyclictest0-21swapper/100:02:321
2716999130,12cyclictest5815-21sshd23:22:451
2716999130,12cyclictest0-21swapper/123:10:301
2716999130,12cyclictest0-21swapper/100:34:041
2716999130,12cyclictest0-21swapper/100:27:561
2716999130,10cyclictest0-21swapper/123:25:531
2716899139,4cyclictest0-21swapper/021:45:150
2716899139,4cyclictest0-21swapper/021:45:150
2716899139,3cyclictest14872-21kworker/0:021:22:170
2716899138,1cyclictest8994-21kworker/0:220:15:170
2716899136,4cyclictest0-21swapper/023:46:410
27168991311,1cyclictest4769-21sshd21:15:520
2716899130,3cyclictest0-21swapper/000:08:290
2716899130,2cyclictest0-21swapper/022:30:160
2716899130,11cyclictest0-21swapper/021:10:440
111842130,0sleep20-21swapper/200:12:122
111842130,0sleep20-21swapper/200:12:112
2717199129,2cyclictest0-21swapper/322:48:173
2717199129,2cyclictest0-21swapper/321:30:553
2717199121,1cyclictest115650irq/25-eth021:51:093
2717199121,10cyclictest0-21swapper/300:27:323
2717199120,11cyclictest0-21swapper/321:40:193
2717099129,2cyclictest0-21swapper/223:25:242
27170991210,1cyclictest1507-21nfsd00:07:192
2717099120,3cyclictest8343-21sshd00:26:182
2717099120,1cyclictest6331-21sshd22:45:182
2717099120,1cyclictest4404-21sshd22:22:012
2717099120,12cyclictest0-21swapper/200:20:322
2717099120,11cyclictest32131-21sshd00:34:162
2717099120,11cyclictest0-21swapper/221:50:402
2717099120,11cyclictest0-21swapper/221:39:102
2717099120,11cyclictest0-21swapper/221:05:162
2716999129,2cyclictest0-21swapper/119:10:161
2716999128,1cyclictest24359-21sshd22:26:411
2716999122,10cyclictest0-21swapper/100:20:201
2716999121,1cyclictest0-21swapper/122:20:171
2716999121,10cyclictest0-21swapper/119:15:021
2716999120,1cyclictest0-21swapper/123:05:421
2716899129,2cyclictest0-21swapper/020:20:130
2716899126,6cyclictest8994-21kworker/0:219:14:440
2716899125,3cyclictest8994-21kworker/0:220:40:410
2717199119,1cyclictest0-21swapper/319:45:143
2717199111,9cyclictest0-21swapper/320:10:133
2717199110,2cyclictest0-21swapper/319:20:133
2717099119,1cyclictest0-21swapper/220:20:152
2717099118,1cyclictest0-21swapper/223:55:102
27170991110,1cyclictest0-21swapper/220:10:122
27170991110,1cyclictest0-21swapper/219:45:202
2717099110,10cyclictest0-21swapper/220:37:092
2716999119,1cyclictest0-21swapper/120:50:121
2716999110,2cyclictest0-21swapper/120:30:141
2716999110,11cyclictest0-21swapper/121:06:411
2716999110,11cyclictest0-21swapper/121:04:081
2716999110,10cyclictest0-21swapper/123:55:051
2716999110,10cyclictest0-21swapper/120:40:141
2716999110,10cyclictest0-21swapper/120:01:231
2716899119,1cyclictest2254-21hddtemp_smartct19:20:150
2716899117,3cyclictest8994-21kworker/0:220:46:470
2716899110,7cyclictest1307-21sed19:20:000
2716899110,7cyclictest0-21swapper/021:00:110
2716899110,1cyclictest0-21swapper/021:08:490
2716899110,11cyclictest0-21swapper/020:36:100
2716899110,11cyclictest0-21swapper/020:32:410
2717199108,1cyclictest4432-21apache_volume19:25:123
2717199108,1cyclictest0-21swapper/320:25:143
2717199107,2cyclictest0-21swapper/319:15:013
2717199100,9cyclictest5474-21perl20:20:153
2717199100,9cyclictest0-21swapper/321:05:153
2717199100,9cyclictest0-21swapper/320:50:103
2717199100,9cyclictest0-21swapper/319:35:153
2717099109,1cyclictest0-21swapper/219:17:142
2717099107,2cyclictest0-21swapper/219:35:132
2717099107,2cyclictest0-21swapper/219:30:122
2717099100,9cyclictest26251-21perl20:55:142
2717099100,9cyclictest2212-21tune2fs19:20:152
2717099100,9cyclictest0-21swapper/221:00:142
2717099100,1cyclictest5162-21perl19:25:152
2717099100,1cyclictest0-21swapper/220:49:222
2717099100,1cyclictest0-21swapper/220:30:152
2717099100,10cyclictest0-21swapper/220:54:152
2717099100,10cyclictest0-21swapper/219:10:362
2716999109,1cyclictest0-21swapper/120:22:391
2716999108,1cyclictest8488-21perl20:25:141
2716999108,1cyclictest4804-21expr19:25:141
2716999100,9cyclictest2163-21fschecks_time19:20:151
2716999100,9cyclictest16767-21diskstats19:45:121
2716999100,1cyclictest8083-21perl19:30:121
2716999100,1cyclictest0-21swapper/120:45:321
2716999100,10cyclictest0-21swapper/120:10:061
2716999100,10cyclictest0-21swapper/119:56:521
2716999100,10cyclictest0-21swapper/119:51:511
2716899107,3cyclictest8994-21kworker/0:220:25:370
2716899107,3cyclictest8994-21kworker/0:219:59:590
2716899107,3cyclictest8994-21kworker/0:219:42:170
2716899107,3cyclictest8994-21kworker/0:219:42:170
2716899107,2cyclictest8994-21kworker/0:219:50:110
2716899107,1cyclictest8994-21kworker/0:220:51:330
2716899104,3cyclictest7412-21apache_volume19:30:100
2716899104,3cyclictest16321-21apache_processe19:45:110
2716899100,9cyclictest0-21swapper/020:10:140
2716899100,9cyclictest0-21swapper/020:00:100
2716899100,9cyclictest0-21swapper/019:25:140
2716899100,1cyclictest10828-21diskstats19:35:140
2716899100,10cyclictest0-21swapper/020:59:310
2716899100,10cyclictest0-21swapper/020:07:560
271719998,1cyclictest0-21swapper/320:06:403
271719990,8cyclictest0-21swapper/319:13:013
271719990,1cyclictest0-21swapper/320:40:163
271709998,1cyclictest0-21swapper/220:06:362
271709990,9cyclictest0-21swapper/220:42:502
271699998,1cyclictest0-21swapper/120:07:471
271699997,1cyclictest0-21swapper/120:55:141
271719986,1cyclictest0-21swapper/319:50:143
271719981,6cyclictest0-21swapper/320:55:153
271719981,6cyclictest0-21swapper/320:30:163
271709987,1cyclictest0-21swapper/220:01:012
271709980,0cyclictest0-21swapper/220:15:142
271699987,1cyclictest0-21swapper/119:37:001
271699983,5cyclictest0-21swapper/120:37:411
271699980,8cyclictest0-21swapper/119:40:171
271699980,8cyclictest0-21swapper/119:40:171
271719975,1cyclictest9675-21taskset19:32:463
271719975,1cyclictest14129-21munin-node20:35:133
271719975,1cyclictest13545-21cat19:40:143
271719975,1cyclictest13545-21cat19:40:143
271719971,5cyclictest0-21swapper/321:00:153
271719970,6cyclictest0-21swapper/320:45:113
271719970,6cyclictest0-21swapper/320:15:123
271719970,6cyclictest0-21swapper/320:00:123
271719970,6cyclictest0-21swapper/319:55:153
271709973,3cyclictest19934-21fschecks_time19:50:132
271709970,6cyclictest0-21swapper/220:25:212
271709970,6cyclictest0-21swapper/219:40:122
271709970,6cyclictest0-21swapper/219:40:122
271699970,6cyclictest0-21swapper/120:15:201
271709965,1cyclictest0-21swapper/219:59:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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