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2025-12-28 - 12:34
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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 rackdslot3.osadl.org (updated Sun Dec 28, 2025 00:45:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491206172,22phc2sys0-21swapper/319:09:573
48012202169,22sleep10-21swapper/119:07:421
48022200168,21sleep20-21swapper/219:07:442
48002200167,22sleep00-21swapper/019:07:420
285721340,6sleep1527099cyclictest22:25:241
504621160,2sleep10-21swapper/122:30:211
5271996129,4cyclictest33-21ksoftirqd/200:05:162
5271996128,10cyclictest33-21ksoftirqd/221:50:212
130672610,4sleep213068-21fschecks_count21:40:162
5271995826,5cyclictest33-21ksoftirqd/223:35:142
282152580,6sleep3527299cyclictest22:10:243
527199578,3cyclictest33-21ksoftirqd/219:30:012
5271995730,7cyclictest33-21ksoftirqd/221:00:192
5271995726,4cyclictest33-21ksoftirqd/222:40:232
5271995726,4cyclictest33-21ksoftirqd/219:55:142
5271995723,3cyclictest33-21ksoftirqd/219:35:132
5271995721,7cyclictest33-21ksoftirqd/221:25:152
5271995624,6cyclictest33-21ksoftirqd/220:45:002
5271995623,6cyclictest33-21ksoftirqd/220:30:172
160832560,2sleep20-21swapper/222:55:002
5271995524,4cyclictest33-21ksoftirqd/223:30:252
5271995523,9cyclictest33-21ksoftirqd/220:05:262
5271995522,6cyclictest33-21ksoftirqd/219:10:212
5271995429,6cyclictest33-21ksoftirqd/221:20:242
5271995420,5cyclictest33-21ksoftirqd/221:05:132
5271995418,7cyclictest33-21ksoftirqd/222:05:282
5271995326,3cyclictest33-21ksoftirqd/220:20:392
5271995321,8cyclictest33-21ksoftirqd/220:15:192
5271995321,6cyclictest33-21ksoftirqd/223:15:272
5271995321,4cyclictest33-21ksoftirqd/223:30:012
5271995319,4cyclictest33-21ksoftirqd/223:00:142
139391530,1ptp4l401ktimersoftd/300:07:423
5271995224,3cyclictest33-21ksoftirqd/222:31:202
5271995224,3cyclictest33-21ksoftirqd/221:15:232
5271995221,9cyclictest33-21ksoftirqd/223:05:242
5271995221,6cyclictest33-21ksoftirqd/200:00:292
5271995220,9cyclictest33-21ksoftirqd/223:50:142
266592520,1sleep10-21swapper/119:55:001
527199515,3cyclictest33-21ksoftirqd/221:40:002
5271995120,5cyclictest33-21ksoftirqd/219:15:262
5271995120,4cyclictest33-21ksoftirqd/222:15:162
5271995120,10cyclictest33-21ksoftirqd/200:15:152
5271995116,6cyclictest33-21ksoftirqd/200:30:142
527199507,3cyclictest33-21ksoftirqd/221:55:242
5271995022,4cyclictest33-21ksoftirqd/221:12:512
5271995020,9cyclictest33-21ksoftirqd/220:50:002
5271995020,9cyclictest33-21ksoftirqd/220:50:002
5271995019,5cyclictest33-21ksoftirqd/221:45:282
5271995017,9cyclictest33-21ksoftirqd/220:50:242
5271995017,9cyclictest33-21ksoftirqd/220:50:242
5271995017,6cyclictest33-21ksoftirqd/223:20:242
527199501,6cyclictest605-21polkitd00:40:002
5271995014,6cyclictest33-21ksoftirqd/200:20:212
5271994919,7cyclictest33-21ksoftirqd/222:35:252
5271994918,6cyclictest33-21ksoftirqd/223:10:152
5271994913,6cyclictest33-21ksoftirqd/223:55:282
527199487,3cyclictest33-21ksoftirqd/221:30:192
527199487,2cyclictest33-21ksoftirqd/222:20:192
527199486,3cyclictest33-21ksoftirqd/220:00:202
5271994825,7cyclictest33-21ksoftirqd/223:45:182
527199482,3cyclictest33-21ksoftirqd/222:50:012
5271994820,9cyclictest33-21ksoftirqd/220:10:152
5271994820,9cyclictest33-21ksoftirqd/219:50:152
5271994816,6cyclictest33-21ksoftirqd/200:25:162
5271994816,5cyclictest33-21ksoftirqd/222:25:252
527199475,3cyclictest33-21ksoftirqd/219:45:012
5271994731,4cyclictest33-21ksoftirqd/220:55:282
5271994717,9cyclictest33-21ksoftirqd/219:30:142
5271994717,7cyclictest33-21ksoftirqd/222:10:192
527199471,6cyclictest33-21ksoftirqd/223:40:162
57898460,2rtkit-daemon577-21rtkit-daemon23:05:250
527199465,2cyclictest33-21ksoftirqd/222:00:192
527199465,2cyclictest33-21ksoftirqd/219:20:202
5271994618,8cyclictest33-21ksoftirqd/200:10:182
527199454,2cyclictest33-21ksoftirqd/220:25:292
5271994520,9cyclictest33-21ksoftirqd/219:50:002
283312440,1sleep00-21swapper/022:10:260
527199431,5cyclictest33-21ksoftirqd/220:35:152
5270994337,4cyclictest28826-21cron20:00:001
139391430,0ptp4l401ktimersoftd/300:35:473
139391430,0ptp4l401ktimersoftd/300:17:463
527199421,2cyclictest33-21ksoftirqd/222:55:202
139391420,0ptp4l401ktimersoftd/322:05:193
139391420,0ptp4l401ktimersoftd/320:38:203
139391420,0ptp4l401ktimersoftd/320:33:213
139391420,0ptp4l401ktimersoftd/319:15:263
5270994135,3cyclictest25-21ksoftirqd/119:35:001
526999402,35cyclictest14755-21cron21:45:000
139391400,0ptp4l401ktimersoftd/322:30:293
5272993911,18cyclictest13909-21kworker/3:019:36:323
5270993934,3cyclictest25-21ksoftirqd/120:39:591
5270993934,3cyclictest25-21ksoftirqd/100:00:001
5270993833,3cyclictest25-21ksoftirqd/121:49:591
5270993833,2cyclictest25-21ksoftirqd/121:35:011
5270993832,3cyclictest25-21ksoftirqd/122:40:001
5270993831,4cyclictest25-21ksoftirqd/122:18:581
57898370,2rtkit-daemon577-21rtkit-daemon19:33:230
5270993732,3cyclictest25-21ksoftirqd/123:20:001
5270993731,3cyclictest25-21ksoftirqd/123:25:211
527299369,3cyclictest13706-21cat22:50:003
5272993630,4cyclictest41-21ksoftirqd/321:01:503
5272993630,4cyclictest41-21ksoftirqd/320:28:033
5272993630,3cyclictest41-21ksoftirqd/321:45:123
5270993631,3cyclictest25-21ksoftirqd/100:35:001
5270993630,4cyclictest25-21ksoftirqd/120:10:451
5272993529,4cyclictest41-21ksoftirqd/323:36:493
5272993529,4cyclictest41-21ksoftirqd/321:57:343
5272993528,5cyclictest41-21ksoftirqd/321:10:033
5272993513,19cyclictest23935-21tune2fs23:10:143
5270993530,3cyclictest25-21ksoftirqd/123:00:011
5270993530,3cyclictest25-21ksoftirqd/121:25:201
5270993529,4cyclictest25-21ksoftirqd/122:02:491
5270993529,4cyclictest25-21ksoftirqd/119:48:101
5270993529,4cyclictest25-21ksoftirqd/119:28:241
5269993529,4cyclictest9-21ksoftirqd/021:12:500
134491350,1getstats0-21swapper/323:47:093
5272993429,3cyclictest30211-21idleruntime-cro21:10:003
5272993428,4cyclictest41-21ksoftirqd/319:12:023
5270993431,2cyclictest25-21ksoftirqd/120:09:591
5270993429,3cyclictest25-21ksoftirqd/120:18:391
5270993429,2cyclictest25-21ksoftirqd/119:40:001
5270993428,4cyclictest25-21ksoftirqd/123:54:081
5270993428,4cyclictest25-21ksoftirqd/123:14:371
5270993428,4cyclictest25-21ksoftirqd/121:54:231
5269993429,3cyclictest9-21ksoftirqd/023:55:120
5269993427,4cyclictest9-21ksoftirqd/000:05:150
5272993328,3cyclictest41-21ksoftirqd/323:50:493
5272993328,3cyclictest41-21ksoftirqd/323:22:373
5272993328,3cyclictest41-21ksoftirqd/322:24:543
5272993328,3cyclictest41-21ksoftirqd/300:21:503
5272993327,4cyclictest41-21ksoftirqd/322:39:173
5272993327,4cyclictest41-21ksoftirqd/322:03:263
5272993327,4cyclictest41-21ksoftirqd/321:19:463
5272993327,4cyclictest41-21ksoftirqd/319:51:573
5272993327,4cyclictest41-21ksoftirqd/319:48:043
5272993327,3cyclictest41-21ksoftirqd/323:30:363
5272993312,19cyclictest18340-21sed21:50:233
5270993327,4cyclictest25-21ksoftirqd/122:52:471
5270993327,4cyclictest25-21ksoftirqd/122:23:381
5270993327,4cyclictest25-21ksoftirqd/122:13:231
5270993327,4cyclictest25-21ksoftirqd/121:40:101
5270993327,4cyclictest25-21ksoftirqd/121:02:201
5270993327,4cyclictest25-21ksoftirqd/120:46:111
5270993327,4cyclictest25-21ksoftirqd/120:46:111
5270993327,4cyclictest25-21ksoftirqd/120:34:031
5270993327,4cyclictest25-21ksoftirqd/119:13:521
5270993327,3cyclictest25-21ksoftirqd/120:04:591
5269993327,4cyclictest9-21ksoftirqd/022:30:590
5269993327,4cyclictest9-21ksoftirqd/019:48:210
5269993327,4cyclictest9-21ksoftirqd/000:35:550
527299328,3cyclictest22637-21awk20:50:273
527299328,3cyclictest22637-21awk20:50:273
5272993227,3cyclictest41-21ksoftirqd/322:53:133
5272993226,4cyclictest41-21ksoftirqd/322:17:223
5272993226,4cyclictest41-21ksoftirqd/321:38:003
5272993226,4cyclictest41-21ksoftirqd/321:27:213
5272993226,4cyclictest41-21ksoftirqd/320:47:423
5272993226,4cyclictest41-21ksoftirqd/320:47:413
5272993226,4cyclictest41-21ksoftirqd/320:41:283
5272993226,4cyclictest41-21ksoftirqd/300:32:133
5272993226,4cyclictest41-21ksoftirqd/300:10:443
5272993226,4cyclictest41-21ksoftirqd/300:03:053
5272993218,12cyclictest41-21ksoftirqd/321:40:083
5272993213,16cyclictest27417-21/usr/sbin/munin00:25:193
5272993210,19cyclictest18281-21latency_hist23:00:013
5270993227,3cyclictest25-21ksoftirqd/100:05:211
5270993227,3cyclictest25-21ksoftirqd/100:05:001
5270993226,4cyclictest25-21ksoftirqd/121:36:061
5270993226,4cyclictest25-21ksoftirqd/100:20:041
5270993217,4cyclictest25-21ksoftirqd/123:30:191
527099320,2cyclictest121rcu_preempt23:20:101
5269993228,3cyclictest9-21ksoftirqd/023:54:310
5269993227,3cyclictest9-21ksoftirqd/023:00:480
5269993227,3cyclictest9-21ksoftirqd/021:27:570
5269993226,4cyclictest9-21ksoftirqd/023:26:590
5269993226,4cyclictest9-21ksoftirqd/022:01:120
5269993226,4cyclictest9-21ksoftirqd/021:03:540
5269993226,4cyclictest9-21ksoftirqd/020:25:130
5269993226,4cyclictest9-21ksoftirqd/019:57:590
5269993226,4cyclictest9-21ksoftirqd/019:39:070
5269993225,4cyclictest9-21ksoftirqd/021:50:130
5272993126,3cyclictest41-21ksoftirqd/320:04:463
5272993126,3cyclictest41-21ksoftirqd/319:56:243
5272993126,3cyclictest41-21ksoftirqd/319:43:513
5272993125,4cyclictest41-21ksoftirqd/323:29:233
5272993125,4cyclictest41-21ksoftirqd/323:06:293
5272993112,16cyclictest23618-21sh20:55:163
5270993126,3cyclictest25-21ksoftirqd/122:49:501
5270993126,3cyclictest25-21ksoftirqd/122:45:001
5270993126,3cyclictest25-21ksoftirqd/122:00:001
5270993126,3cyclictest25-21ksoftirqd/121:05:191
5270993126,3cyclictest25-21ksoftirqd/100:19:471
5270993125,4cyclictest25-21ksoftirqd/123:48:191
5270993125,3cyclictest25-21ksoftirqd/123:41:161
5270993120,9cyclictest25-21ksoftirqd/121:10:181
5269993126,3cyclictest9-21ksoftirqd/022:22:210
5269993126,3cyclictest9-21ksoftirqd/022:05:440
5269993126,3cyclictest9-21ksoftirqd/021:39:080
5269993126,3cyclictest9-21ksoftirqd/019:20:210
5269993126,3cyclictest9-21ksoftirqd/019:18:240
5269993126,3cyclictest9-21ksoftirqd/000:22:150
5269993125,4cyclictest9-21ksoftirqd/022:42:280
5269993125,4cyclictest9-21ksoftirqd/022:15:080
5269993125,4cyclictest9-21ksoftirqd/020:08:350
5269993125,3cyclictest9-21ksoftirqd/022:51:580
5269993122,3cyclictest9-21ksoftirqd/000:28:550
57898300,3rtkit-daemon23997-21hddtemp_smartct23:10:150
527299308,3cyclictest13830-21grep19:25:233
5272993025,3cyclictest41-21ksoftirqd/320:06:463
5272993025,3cyclictest41-21ksoftirqd/319:31:023
5272993024,4cyclictest41-21ksoftirqd/323:56:073
5272993024,4cyclictest41-21ksoftirqd/322:26:423
5270993025,3cyclictest25-21ksoftirqd/119:15:131
5270993024,4cyclictest25-21ksoftirqd/120:21:521
5270993024,4cyclictest25-21ksoftirqd/119:20:341
5269993026,3cyclictest9-21ksoftirqd/023:33:150
5269993026,3cyclictest9-21ksoftirqd/022:47:320
5269993025,3cyclictest9-21ksoftirqd/023:21:380
5269993025,3cyclictest9-21ksoftirqd/022:55:190
5269993025,3cyclictest9-21ksoftirqd/021:08:110
5269993025,3cyclictest9-21ksoftirqd/020:39:080
5269993025,3cyclictest9-21ksoftirqd/000:15:180
5269993024,4cyclictest9-21ksoftirqd/021:59:220
5269993024,4cyclictest9-21ksoftirqd/020:15:520
5269993024,4cyclictest9-21ksoftirqd/019:52:140
5269993024,4cyclictest9-21ksoftirqd/000:32:100
5269993024,4cyclictest9-21ksoftirqd/000:02:460
5272992924,3cyclictest41-21ksoftirqd/321:22:163
5272992923,4cyclictest41-21ksoftirqd/323:42:513
5272992923,4cyclictest41-21ksoftirqd/323:16:523
5272992923,4cyclictest41-21ksoftirqd/320:22:263
5272992910,3cyclictest3009-21ptp4l20:10:253
5270992924,3cyclictest25-21ksoftirqd/121:20:001
5270992924,3cyclictest25-21ksoftirqd/120:30:001
5270992923,4cyclictest25-21ksoftirqd/120:43:461
5269992924,3cyclictest9-21ksoftirqd/023:46:170
5269992924,3cyclictest9-21ksoftirqd/022:37:210
5269992924,3cyclictest9-21ksoftirqd/020:40:020
5269992923,4cyclictest9-21ksoftirqd/023:41:320
5269992923,4cyclictest9-21ksoftirqd/021:31:340
5269992923,4cyclictest9-21ksoftirqd/021:15:270
5269992923,4cyclictest9-21ksoftirqd/020:59:460
5269992923,4cyclictest9-21ksoftirqd/020:52:240
5269992923,4cyclictest9-21ksoftirqd/020:52:240
5269992923,4cyclictest9-21ksoftirqd/020:30:540
5269992923,4cyclictest9-21ksoftirqd/020:10:440
5272992823,3cyclictest41-21ksoftirqd/320:15:123
5270992823,3cyclictest25-21ksoftirqd/100:25:141
5270992822,4cyclictest25-21ksoftirqd/122:07:051
5270992822,4cyclictest25-21ksoftirqd/120:51:281
5270992822,4cyclictest25-21ksoftirqd/120:51:281
5269992823,3cyclictest9-21ksoftirqd/021:20:160
5269992821,4cyclictest9-21ksoftirqd/019:28:520
527299278,3cyclictest19235-21sort23:00:143
527299278,2cyclictest10067-21grep22:40:203
5270992722,3cyclictest25-21ksoftirqd/123:39:591
5270992721,4cyclictest25-21ksoftirqd/100:13:061
5269992722,3cyclictest9-21ksoftirqd/023:35:470
5269992722,3cyclictest9-21ksoftirqd/022:27:180
5269992722,3cyclictest9-21ksoftirqd/020:45:470
5269992722,3cyclictest9-21ksoftirqd/020:45:470
527299262,7cyclictest10473-21df_abs19:20:163
5270992622,3cyclictest25-21ksoftirqd/100:35:121
5270992621,3cyclictest25-21ksoftirqd/123:00:181
5270992615,10cyclictest0-21swapper/121:22:421
5269992622,3cyclictest9-21ksoftirqd/021:48:480
5269992621,3cyclictest9-21ksoftirqd/020:23:440
527299256,3cyclictest9999-21cron21:35:013
5270992521,3cyclictest25-21ksoftirqd/123:05:181
5270992520,3cyclictest25-21ksoftirqd/121:00:011
5270992520,3cyclictest25-21ksoftirqd/119:40:151
5269992520,3cyclictest9-21ksoftirqd/020:04:160
5269992519,4cyclictest9-21ksoftirqd/000:10:560
5269992319,2cyclictest9-21ksoftirqd/019:40:140
5269992116,3cyclictest9-21ksoftirqd/023:17:530
5269991813,3cyclictest7485-21dump-pmu-power19:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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