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2025-12-24 - 11:34
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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 Wed Dec 24, 2025 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
305622900,0sleep30-21swapper/322:15:263
235352890,0sleep10-21swapper/121:54:281
151042650,2sleep2277999cyclictest22:40:122
3248526226,19sleep10-21swapper/119:05:051
3247825331,18sleep20-21swapper/219:05:032
253152520,0sleep30-21swapper/322:04:393
223125227,21sleep30-21swapper/319:07:563
48432510,2sleep119-21rcuc/122:46:281
213872510,0sleep20-21swapper/200:28:162
192025128,19sleep00-21swapper/019:05:450
156862500,1sleep21734-21runrttasks21:23:092
54892490,1sleep00-21swapper/023:25:160
179862480,1sleep01734-21runrttasks22:21:320
109762460,0sleep30-21swapper/321:21:373
2779992220,1cyclictest0-21swapper/222:12:542
274782210,0sleep10-21swapper/121:36:021
278099200,19cyclictest0-21swapper/300:10:443
277799200,1cyclictest20623-21sshd22:03:060
86092190,0sleep2291ktimersoftd/222:28:342
2780991917,1cyclictest0-21swapper/300:18:263
21242190,0sleep30-21swapper/323:53:233
2780991816,1cyclictest0-21swapper/322:50:073
2779991715,1cyclictest0-21swapper/200:11:332
2777991714,2cyclictest21130-21sshd22:12:550
93262160,0sleep10-21swapper/123:16:441
278099169,6cyclictest0-21swapper/323:20:143
2780991614,1cyclictest0-21swapper/323:09:543
2780991513,1cyclictest0-21swapper/300:31:193
277899155,9cyclictest21-21ksoftirqd/122:35:221
277799155,1cyclictest25041-21kworker/0:021:46:120
17362150,0sleep30-21swapper/300:02:533
2780991413,1cyclictest0-21swapper/321:30:453
2780991411,2cyclictest0-21swapper/321:54:383
278099140,5cyclictest0-21swapper/321:15:203
278099140,13cyclictest0-21swapper/323:04:243
278099140,13cyclictest0-21swapper/321:26:523
277999140,13cyclictest0-21swapper/223:36:502
277899148,6cyclictest8-21rcu_preempt00:12:201
2778991413,1cyclictest21-21ksoftirqd/100:32:231
2778991412,1cyclictest21-21ksoftirqd/123:50:001
277899140,13cyclictest0-21swapper/123:08:291
277799147,4cyclictest0-21swapper/021:56:060
277799146,5cyclictest25041-21kworker/0:021:04:210
277799142,11cyclictest2657-21kworker/0:100:39:040
2777991413,1cyclictest0-21swapper/023:52:270
2777991412,1cyclictest2673-21diskmemload22:41:090
2777991411,2cyclictest19763-21cut21:14:590
2777991410,1cyclictest3082-21sshd00:03:190
277799140,13cyclictest0-21swapper/000:19:410
277799140,11cyclictest0-21swapper/023:23:490
277799140,10cyclictest0-21swapper/000:34:110
278099139,3cyclictest0-21swapper/319:20:113
278099138,4cyclictest11305-21bash00:35:053
278099138,2cyclictest27412-21cp23:41:273
2780991311,1cyclictest24481-21sshd22:14:003
278099131,11cyclictest0-21swapper/322:40:113
278099131,11cyclictest0-21swapper/322:05:223
278099131,11cyclictest0-21swapper/321:40:123
278099131,11cyclictest0-21swapper/321:10:153
278099131,11cyclictest0-21swapper/319:55:133
278099130,12cyclictest6720-21bash22:37:293
278099130,12cyclictest13166-21sshd23:37:153
278099130,12cyclictest12444-21sshd23:56:153
278099130,10cyclictest0-21swapper/322:30:353
278099130,10cyclictest0-21swapper/322:30:343
277999139,1cyclictest2673-21diskmemload23:30:232
277999138,4cyclictest0-21swapper/222:59:142
277999133,9cyclictest19987-21cat23:10:182
277999131,11cyclictest0-21swapper/223:17:542
277999131,11cyclictest0-21swapper/223:00:282
277999131,11cyclictest0-21swapper/219:10:162
277999130,4cyclictest6971-21bash22:08:442
277999130,4cyclictest6742-21bash21:30:092
277999130,4cyclictest0-21swapper/222:48:122
277999130,12cyclictest0-21swapper/222:36:232
277999130,12cyclictest0-21swapper/222:30:112
277999130,12cyclictest0-21swapper/222:30:112
277899139,2cyclictest0-21swapper/100:05:221
277899138,4cyclictest0-21swapper/123:01:591
277899138,4cyclictest0-21swapper/122:03:031
277899133,1cyclictest21-21ksoftirqd/122:56:071
277899132,10cyclictest17134-21timerandwakeup22:40:241
2778991312,1cyclictest3112-21sshd22:26:451
2778991311,1cyclictest21-21ksoftirqd/123:10:171
277899130,13cyclictest0-21swapper/123:55:161
277899130,13cyclictest0-21swapper/122:19:311
277899130,12cyclictest20158-21sshd00:37:361
277899130,12cyclictest0-21swapper/123:51:551
277899130,12cyclictest0-21swapper/122:20:491
277899130,10cyclictest0-21swapper/122:10:431
277799139,3cyclictest0-21swapper/023:57:230
277799139,3cyclictest0-21swapper/023:48:110
277799138,4cyclictest31455-21tail22:25:240
277799131,3cyclictest0-21swapper/020:45:140
2777991311,1cyclictest10838-21taskset00:05:250
277799131,11cyclictest0-21swapper/021:25:140
277799131,11cyclictest0-21swapper/021:15:120
277799131,11cyclictest0-21swapper/019:30:140
277799131,11cyclictest0-21swapper/019:15:000
277799131,11cyclictest0-21swapper/000:20:150
277799130,4cyclictest0-21swapper/023:36:200
277799130,13cyclictest0-21swapper/021:38:130
277799130,12cyclictest5332-21sshd23:44:510
277799130,12cyclictest3636-21sshd22:17:180
277799130,12cyclictest2673-21diskmemload22:37:460
277799130,12cyclictest2673-21diskmemload21:50:430
277799130,12cyclictest0-21swapper/023:06:310
277799130,12cyclictest0-21swapper/022:50:060
277799130,12cyclictest0-21swapper/022:05:440
277799130,11cyclictest26415-21sshd23:31:290
277799130,11cyclictest0-21swapper/021:30:360
277799130,10cyclictest0-21swapper/023:00:400
278099129,2cyclictest0-21swapper/323:30:043
278099129,2cyclictest0-21swapper/323:25:443
278099129,2cyclictest0-21swapper/323:15:163
278099129,2cyclictest0-21swapper/322:45:143
278099129,2cyclictest0-21swapper/322:24:113
278099129,2cyclictest0-21swapper/320:40:143
278099129,2cyclictest0-21swapper/320:30:133
278099129,2cyclictest0-21swapper/300:25:163
278099128,2cyclictest0-21swapper/322:25:083
278099121,2cyclictest0-21swapper/321:45:133
278099121,2cyclictest0-21swapper/320:05:133
278099121,2cyclictest0-21swapper/300:05:163
278099121,10cyclictest0-21swapper/321:55:143
278099121,10cyclictest0-21swapper/319:35:123
278099120,12cyclictest0-21swapper/323:10:333
278099120,11cyclictest0-21swapper/322:55:193
278099120,11cyclictest0-21swapper/320:15:153
277999129,2cyclictest0-21swapper/223:55:142
277999129,2cyclictest0-21swapper/223:41:112
277999129,2cyclictest0-21swapper/223:25:142
277999129,2cyclictest0-21swapper/223:21:202
277999129,2cyclictest0-21swapper/222:15:122
277999129,2cyclictest0-21swapper/222:01:162
277999129,2cyclictest0-21swapper/221:55:132
277999129,2cyclictest0-21swapper/221:50:132
277999129,2cyclictest0-21swapper/221:35:132
277999129,2cyclictest0-21swapper/221:25:152
277999129,2cyclictest0-21swapper/221:15:142
277999129,2cyclictest0-21swapper/220:50:132
277999129,2cyclictest0-21swapper/220:45:112
277999129,2cyclictest0-21swapper/220:15:232
277999129,2cyclictest0-21swapper/200:00:542
277999128,4cyclictest0-21swapper/200:30:452
277999127,4cyclictest0-21swapper/221:05:242
277999122,9cyclictest871-21cp00:22:002
277999121,2cyclictest0-21swapper/223:45:162
277999121,2cyclictest0-21swapper/219:30:142
277999121,10cyclictest0-21swapper/219:15:022
277999121,10cyclictest0-21swapper/200:35:122
2779991210,2cyclictest0-21swapper/223:05:542
277999120,12cyclictest0-21swapper/220:30:142
277999120,12cyclictest0-21swapper/200:06:202
277999120,11cyclictest17346-21sshd22:21:182
277999120,11cyclictest0-21swapper/221:13:462
277999120,11cyclictest0-21swapper/219:25:172
277899129,2cyclictest0-21swapper/122:54:241
277899129,2cyclictest0-21swapper/121:55:181
277899129,2cyclictest0-21swapper/121:25:121
277899129,2cyclictest0-21swapper/119:55:141
277899129,2cyclictest0-21swapper/100:20:141
277899128,3cyclictest0-21swapper/121:45:121
277899121,2cyclictest0-21swapper/121:20:141
277899121,2cyclictest0-21swapper/121:00:181
277899121,2cyclictest0-21swapper/119:35:151
277899121,2cyclictest0-21swapper/119:10:141
277899121,1cyclictest10250irq/24-ahci[00022:09:471
2778991211,1cyclictest21-21ksoftirqd/121:31:031
277899121,10cyclictest0-21swapper/123:40:191
277899121,10cyclictest0-21swapper/123:35:151
277899121,10cyclictest0-21swapper/123:30:411
277899121,10cyclictest0-21swapper/120:00:121
277899121,10cyclictest0-21swapper/119:45:211
2778991210,1cyclictest471-21bash00:02:291
2778991210,1cyclictest21-21ksoftirqd/121:12:151
277899120,2cyclictest0-21swapper/122:31:091
277899120,2cyclictest0-21swapper/122:31:081
277899120,1cyclictest0-21swapper/121:17:541
277899120,11cyclictest28881-21sshd23:22:411
277899120,11cyclictest0-21swapper/123:25:421
277899120,11cyclictest0-21swapper/121:40:181
277899120,11cyclictest0-21swapper/100:25:131
277799129,2cyclictest0-21swapper/023:15:290
277799129,2cyclictest0-21swapper/022:30:160
277799129,2cyclictest0-21swapper/022:30:150
277799129,2cyclictest0-21swapper/021:43:220
277799129,2cyclictest0-21swapper/020:40:140
277799129,2cyclictest0-21swapper/020:20:140
277799129,2cyclictest0-21swapper/000:25:120
277799128,3cyclictest25511-21bash00:10:090
277799128,3cyclictest0-21swapper/023:10:170
277799121,2cyclictest0-21swapper/019:45:180
277799121,10cyclictest0-21swapper/022:45:120
277799121,10cyclictest0-21swapper/021:20:110
277799121,10cyclictest0-21swapper/020:35:140
277799121,10cyclictest0-21swapper/020:25:130
277799121,10cyclictest0-21swapper/019:25:180
277799120,11cyclictest0-21swapper/022:55:130
278099119,1cyclictest0-21swapper/320:10:173
278099118,2cyclictest0-21swapper/323:45:223
2780991110,1cyclictest0-21swapper/320:58:013
278099110,2cyclictest0-21swapper/321:00:193
278099110,2cyclictest0-21swapper/319:25:133
278099110,11cyclictest0-21swapper/319:51:123
278099110,10cyclictest19541-21apache_volume19:40:113
278099110,10cyclictest0-21swapper/321:35:293
278099110,10cyclictest0-21swapper/321:05:153
278099110,10cyclictest0-21swapper/320:00:223
278099110,10cyclictest0-21swapper/319:45:293
278099110,10cyclictest0-21swapper/300:20:113
277999119,1cyclictest0-21swapper/223:50:122
277999119,1cyclictest0-21swapper/220:00:162
277999118,2cyclictest0-21swapper/220:55:092
277999118,2cyclictest0-21swapper/220:35:132
277999118,2cyclictest0-21swapper/219:55:132
277999118,2cyclictest0-21swapper/219:45:202
277999111,1cyclictest8381-21df_inode21:40:132
277999111,1cyclictest0-21swapper/221:45:142
277999110,10cyclictest466-21apache_processe20:05:122
277999110,10cyclictest19694-21sh20:40:162
277999110,10cyclictest0-21swapper/222:50:022
277999110,10cyclictest0-21swapper/219:20:132
277999110,10cyclictest0-21swapper/200:15:112
277899119,2cyclictest0-21swapper/120:30:151
277899119,1cyclictest21-21ksoftirqd/120:25:151
277899118,2cyclictest0-21swapper/119:25:161
2778991110,1cyclictest21-21ksoftirqd/120:05:141
2778991110,1cyclictest21-21ksoftirqd/100:15:121
277899110,10cyclictest962-21fw_conntrack21:05:151
277899110,10cyclictest5499-21apache_accesses19:15:011
277899110,10cyclictest0-21swapper/120:20:171
277899110,10cyclictest0-21swapper/119:50:151
277899110,10cyclictest0-21swapper/119:40:211
277799119,1cyclictest0-21swapper/020:30:210
277799119,1cyclictest0-21swapper/019:50:150
277799118,2cyclictest0-21swapper/020:00:150
2777991110,1cyclictest0-21swapper/019:40:130
277799110,3cyclictest0-21swapper/020:10:150
277799110,2cyclictest0-21swapper/020:55:110
277799110,10cyclictest0-21swapper/020:50:160
277799110,10cyclictest0-21swapper/020:15:170
278099109,1cyclictest0-21swapper/320:35:353
278099108,1cyclictest9212-21fschecks_time20:20:173
278099108,1cyclictest7460-21ntp_states19:15:203
278099108,1cyclictest22492-21tune2fs20:45:143
278099108,1cyclictest0-21swapper/319:10:243
278099107,2cyclictest0-21swapper/319:30:203
278099100,9cyclictest0-21swapper/320:50:153
278099100,9cyclictest0-21swapper/320:25:133
277999108,1cyclictest4000-21fw_conntrack20:10:182
277999100,9cyclictest8998-21diskstats20:20:162
277999100,9cyclictest20297-21fschecks_time19:40:132
277999100,9cyclictest16872-21apache_volume19:35:112
277999100,9cyclictest0-21swapper/221:00:192
277999100,1cyclictest25330-21diskstats19:50:162
277999100,1cyclictest0-21swapper/220:25:152
277899109,1cyclictest0-21swapper/119:20:471
277899108,1cyclictest0-21swapper/120:40:181
277899107,2cyclictest0-21swapper/120:35:131
277899100,9cyclictest25295-21perl20:50:151
277899100,1cyclictest14209-21apache_volume19:30:131
277899100,1cyclictest0-21swapper/120:45:191
277899100,1cyclictest0-21swapper/120:19:271
277899100,1cyclictest0-21swapper/120:10:261
277799108,1cyclictest28344-21hddtemp_smartct19:55:160
277799108,1cyclictest1821-21timerandwakeup21:05:230
277799108,1cyclictest0-21swapper/019:35:150
277799100,9cyclictest2816-21apache_volume19:10:130
27789990,9cyclictest0-21swapper/120:55:101
27779997,2cyclictest0-21swapper/020:05:150
27779990,9cyclictest0-21swapper/019:20:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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