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2026-07-08 - 14:37
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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 Wed Jul 08, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
50452208173,23sleep30-21swapper/319:06:003
52352204171,22sleep20-21swapper/219:08:292
52042203170,21sleep10-21swapper/119:08:031
50422201168,22sleep00-21swapper/019:05:580
2527921680,1sleep10-21swapper/122:05:141
5650996327,6cyclictest41-21ksoftirqd/322:00:173
5650996326,7cyclictest41-21ksoftirqd/319:24:593
5650996126,4cyclictest41-21ksoftirqd/323:50:193
5650996123,7cyclictest41-21ksoftirqd/321:45:243
5650996027,4cyclictest41-21ksoftirqd/321:55:013
5650996027,4cyclictest41-21ksoftirqd/321:05:263
5650996026,4cyclictest41-21ksoftirqd/323:05:253
5650996025,7cyclictest41-21ksoftirqd/323:25:143
5650996025,5cyclictest41-21ksoftirqd/323:00:153
5650995926,4cyclictest41-21ksoftirqd/323:55:193
5650995926,4cyclictest41-21ksoftirqd/320:55:383
5650995828,7cyclictest41-21ksoftirqd/321:55:223
5650995826,8cyclictest41-21ksoftirqd/322:35:133
5650995826,8cyclictest41-21ksoftirqd/300:35:173
5650995824,4cyclictest41-21ksoftirqd/320:40:193
5650995823,4cyclictest41-21ksoftirqd/300:20:193
5650995822,4cyclictest41-21ksoftirqd/319:25:243
5650995821,11cyclictest41-21ksoftirqd/320:45:253
202752580,4sleep220278-21cpuspeed_turbos19:40:122
5650995725,3cyclictest41-21ksoftirqd/322:50:153
5650995725,10cyclictest41-21ksoftirqd/323:35:163
5650995722,3cyclictest41-21ksoftirqd/300:12:143
5650995720,7cyclictest41-21ksoftirqd/322:20:173
5650995628,8cyclictest41-21ksoftirqd/321:20:223
5650995621,7cyclictest41-21ksoftirqd/320:15:173
5650995523,7cyclictest41-21ksoftirqd/319:15:173
5650995522,4cyclictest41-21ksoftirqd/323:30:113
5650995422,4cyclictest41-21ksoftirqd/320:20:323
5650995422,10cyclictest41-21ksoftirqd/300:00:173
5650995420,4cyclictest41-21ksoftirqd/320:00:123
5650995323,4cyclictest41-21ksoftirqd/300:05:233
5650995322,9cyclictest41-21ksoftirqd/322:48:393
565099526,10cyclictest41-21ksoftirqd/321:30:223
565099524,9cyclictest41-21ksoftirqd/321:15:163
565099524,9cyclictest41-21ksoftirqd/320:05:153
565099524,9cyclictest41-21ksoftirqd/320:05:153
565099522,8cyclictest41-21ksoftirqd/321:35:163
565099522,5cyclictest0-21swapper/322:15:003
5650995222,4cyclictest41-21ksoftirqd/323:10:173
565099514,9cyclictest41-21ksoftirqd/319:10:253
5650995119,4cyclictest41-21ksoftirqd/300:30:233
565099510,11cyclictest41-21ksoftirqd/320:15:003
565099505,8cyclictest41-21ksoftirqd/320:35:203
565099505,8cyclictest41-21ksoftirqd/320:35:203
565099503,7cyclictest41-21ksoftirqd/320:55:013
565099495,10cyclictest41-21ksoftirqd/321:40:203
565099494,8cyclictest41-21ksoftirqd/319:50:173
565099492,8cyclictest41-21ksoftirqd/319:56:333
565099490,7cyclictest41-21ksoftirqd/321:10:253
5648994944,2cyclictest25-21ksoftirqd/122:20:001
565099484,9cyclictest41-21ksoftirqd/321:00:123
565099484,9cyclictest41-21ksoftirqd/319:35:013
5650994822,9cyclictest41-21ksoftirqd/322:55:293
565099476,3cyclictest23148-21fschecks_count19:45:173
565099475,8cyclictest41-21ksoftirqd/322:40:163
565099475,10cyclictest41-21ksoftirqd/320:30:213
565099474,7cyclictest28822-21cstates23:20:123
565099473,8cyclictest41-21ksoftirqd/320:25:133
5650994719,6cyclictest41-21ksoftirqd/322:30:213
565099471,6cyclictest41-21ksoftirqd/322:15:203
565099464,7cyclictest41-21ksoftirqd/319:45:003
565099464,7cyclictest41-21ksoftirqd/319:35:403
565099464,7cyclictest41-21ksoftirqd/319:35:393
565099463,6cyclictest41-21ksoftirqd/300:25:193
565099462,6cyclictest41-21ksoftirqd/323:40:183
565099462,6cyclictest41-21ksoftirqd/322:25:273
565099456,3cyclictest41-21ksoftirqd/322:05:133
565099453,9cyclictest41-21ksoftirqd/323:45:243
565099450,6cyclictest41-21ksoftirqd/300:15:193
5650994415,3cyclictest41-21ksoftirqd/321:25:143
565099422,6cyclictest41-21ksoftirqd/323:15:183
565099422,6cyclictest41-21ksoftirqd/323:15:173
5648994036,2cyclictest16228-21sh22:55:001
5648994035,3cyclictest25-21ksoftirqd/122:40:001
5647994032,5cyclictest26693-21grep21:00:180
5649993932,4cyclictest27207-21cron19:55:002
5648993934,3cyclictest32077-21basename00:35:001
5648993934,3cyclictest25-21ksoftirqd/120:40:001
5648993934,3cyclictest25-21ksoftirqd/120:40:001
5648993933,3cyclictest25-21ksoftirqd/119:45:001
5648993833,2cyclictest25-21ksoftirqd/121:40:001
5648993832,3cyclictest25-21ksoftirqd/121:15:011
5648993831,4cyclictest25-21ksoftirqd/122:44:051
5648993831,4cyclictest25-21ksoftirqd/120:46:591
5648993731,3cyclictest25-21ksoftirqd/123:20:001
5648993731,3cyclictest25-21ksoftirqd/123:19:591
5648993730,4cyclictest25-21ksoftirqd/119:20:231
57898360,1rtkit-daemon0-21swapper/123:53:461
5649993630,4cyclictest33-21ksoftirqd/222:49:392
5649993630,4cyclictest33-21ksoftirqd/221:52:392
5649993629,4cyclictest33-21ksoftirqd/220:11:582
5649993628,6cyclictest33-21ksoftirqd/223:54:132
5648993632,2cyclictest25-21ksoftirqd/123:00:011
5648993631,3cyclictest25-21ksoftirqd/100:12:181
5648993631,2cyclictest25-21ksoftirqd/100:00:001
5648993630,4cyclictest25-21ksoftirqd/123:08:081
5648993630,4cyclictest25-21ksoftirqd/122:30:011
5648993630,4cyclictest25-21ksoftirqd/119:10:591
5648993630,4cyclictest25-21ksoftirqd/100:28:461
5648993630,4cyclictest25-21ksoftirqd/100:09:461
5648993630,4cyclictest25-21ksoftirqd/100:02:361
5648993630,3cyclictest25-21ksoftirqd/100:25:001
5647993631,3cyclictest9-21ksoftirqd/022:10:000
57898350,3rtkit-daemon0-21swapper/022:58:010
5649993529,4cyclictest33-21ksoftirqd/220:46:452
5649993529,3cyclictest33-21ksoftirqd/200:10:122
5649993528,4cyclictest33-21ksoftirqd/200:30:002
5649993522,11cyclictest33-21ksoftirqd/222:45:002
5648993530,3cyclictest2055-21cron00:40:001
5648993529,4cyclictest25-21ksoftirqd/123:41:501
5648993529,4cyclictest25-21ksoftirqd/123:33:191
5648993529,4cyclictest25-21ksoftirqd/123:13:291
5648993529,4cyclictest25-21ksoftirqd/122:13:321
5648993529,4cyclictest25-21ksoftirqd/120:11:571
5648993529,4cyclictest25-21ksoftirqd/119:37:081
5648993529,4cyclictest25-21ksoftirqd/119:37:081
5647993529,4cyclictest9-21ksoftirqd/020:31:250
5647993529,4cyclictest9-21ksoftirqd/000:14:300
5649993429,3cyclictest33-21ksoftirqd/220:29:202
5649993428,4cyclictest33-21ksoftirqd/223:15:072
5649993428,4cyclictest33-21ksoftirqd/223:15:072
5649993428,4cyclictest33-21ksoftirqd/220:16:032
5649993427,4cyclictest33-21ksoftirqd/200:07:382
5648993430,3cyclictest25-21ksoftirqd/121:00:001
5648993429,3cyclictest25-21ksoftirqd/120:00:171
5648993428,4cyclictest25-21ksoftirqd/123:00:331
5648993428,4cyclictest25-21ksoftirqd/120:44:261
5648993428,3cyclictest25-21ksoftirqd/121:20:201
564899342,29cyclictest23817-21kworker/1:019:55:131
5647993428,4cyclictest9-21ksoftirqd/023:46:450
5647993428,4cyclictest9-21ksoftirqd/021:28:060
5647993428,4cyclictest9-21ksoftirqd/020:54:210
5647993428,4cyclictest9-21ksoftirqd/020:09:150
5647993428,4cyclictest9-21ksoftirqd/020:09:150
5647993428,4cyclictest9-21ksoftirqd/000:32:550
5649993329,3cyclictest33-21ksoftirqd/219:55:402
5649993327,4cyclictest33-21ksoftirqd/221:59:212
5649993327,4cyclictest33-21ksoftirqd/221:22:422
5649993327,4cyclictest33-21ksoftirqd/221:16:082
5649993327,4cyclictest33-21ksoftirqd/200:32:132
5649993327,4cyclictest33-21ksoftirqd/200:24:272
5648993330,2cyclictest25-21ksoftirqd/121:05:571
5648993329,2cyclictest25-21ksoftirqd/121:35:001
5648993328,3cyclictest25-21ksoftirqd/123:35:191
5648993328,3cyclictest25-21ksoftirqd/123:25:191
5648993328,3cyclictest25-21ksoftirqd/121:00:181
5648993328,3cyclictest25-21ksoftirqd/120:31:471
5648993327,4cyclictest25-21ksoftirqd/123:21:481
5648993327,3cyclictest25-21ksoftirqd/120:20:001
5647993328,3cyclictest9-21ksoftirqd/000:08:240
5647993327,4cyclictest9-21ksoftirqd/021:52:170
5647993327,4cyclictest9-21ksoftirqd/019:18:050
5649993228,3cyclictest33-21ksoftirqd/221:45:132
5649993227,3cyclictest33-21ksoftirqd/223:38:102
5649993227,3cyclictest33-21ksoftirqd/223:03:382
5649993227,3cyclictest33-21ksoftirqd/222:17:152
5649993227,3cyclictest33-21ksoftirqd/222:03:392
5649993226,4cyclictest33-21ksoftirqd/223:42:112
5649993226,4cyclictest33-21ksoftirqd/220:01:062
5649993226,4cyclictest33-21ksoftirqd/219:25:042
5648993228,3cyclictest25-21ksoftirqd/119:15:001
5648993228,2cyclictest25-21ksoftirqd/122:35:011
5648993227,3cyclictest25-21ksoftirqd/122:00:191
5648993227,3cyclictest25-21ksoftirqd/121:20:001
5648993227,3cyclictest25-21ksoftirqd/120:24:551
5648993226,4cyclictest25-21ksoftirqd/120:50:041
5648993226,3cyclictest25-21ksoftirqd/121:50:001
5648993226,3cyclictest25-21ksoftirqd/120:25:261
5647993227,3cyclictest9-21ksoftirqd/021:40:190
5647993227,3cyclictest9-21ksoftirqd/021:38:490
5647993227,3cyclictest9-21ksoftirqd/021:31:030
5647993227,3cyclictest9-21ksoftirqd/019:11:030
5647993227,3cyclictest9-21ksoftirqd/000:00:320
5647993226,4cyclictest9-21ksoftirqd/023:31:590
5647993226,4cyclictest9-21ksoftirqd/023:11:280
5647993226,4cyclictest9-21ksoftirqd/023:06:500
5647993226,4cyclictest9-21ksoftirqd/020:17:370
5647993226,4cyclictest9-21ksoftirqd/019:45:320
5647993226,4cyclictest9-21ksoftirqd/019:40:550
5647993226,4cyclictest9-21ksoftirqd/019:39:420
5647993226,4cyclictest9-21ksoftirqd/019:39:420
5647993226,3cyclictest9-21ksoftirqd/023:50:430
5649993126,3cyclictest33-21ksoftirqd/200:39:232
5649993125,4cyclictest33-21ksoftirqd/223:49:162
5649993125,4cyclictest33-21ksoftirqd/221:28:122
5649993125,4cyclictest33-21ksoftirqd/220:40:182
5649993125,4cyclictest33-21ksoftirqd/220:23:572
5648993127,3cyclictest25-21ksoftirqd/119:54:591
5648993126,3cyclictest25-21ksoftirqd/123:45:181
5648993126,3cyclictest25-21ksoftirqd/122:45:151
5648993126,3cyclictest25-21ksoftirqd/121:57:021
5648993126,3cyclictest25-21ksoftirqd/121:30:011
5648993126,3cyclictest25-21ksoftirqd/119:30:001
5648993126,3cyclictest25-21ksoftirqd/100:17:161
5647993127,3cyclictest9-21ksoftirqd/022:21:100
5647993126,3cyclictest9-21ksoftirqd/022:14:550
5647993126,3cyclictest9-21ksoftirqd/021:10:290
5647993126,3cyclictest9-21ksoftirqd/020:35:300
5647993126,3cyclictest9-21ksoftirqd/020:35:300
5647993126,3cyclictest9-21ksoftirqd/019:32:480
5647993125,4cyclictest9-21ksoftirqd/022:51:340
5647993125,4cyclictest9-21ksoftirqd/022:18:490
5647993125,4cyclictest9-21ksoftirqd/021:58:190
5647993125,4cyclictest9-21ksoftirqd/021:45:550
5647993125,4cyclictest9-21ksoftirqd/020:04:550
5647993125,4cyclictest9-21ksoftirqd/019:57:200
5647993125,4cyclictest9-21ksoftirqd/019:27:190
5647993125,4cyclictest9-21ksoftirqd/000:39:410
5649993025,3cyclictest33-21ksoftirqd/222:50:142
5649993025,3cyclictest33-21ksoftirqd/222:36:552
5649993025,3cyclictest33-21ksoftirqd/220:35:182
5649993025,3cyclictest33-21ksoftirqd/220:35:182
5649993025,3cyclictest33-21ksoftirqd/219:10:392
5649993024,4cyclictest33-21ksoftirqd/222:59:262
5649993024,4cyclictest33-21ksoftirqd/222:27:012
5649993024,4cyclictest33-21ksoftirqd/219:30:302
5647993025,3cyclictest9-21ksoftirqd/022:28:390
5647993024,4cyclictest9-21ksoftirqd/023:35:590
5647993024,4cyclictest9-21ksoftirqd/022:30:120
5647993024,4cyclictest9-21ksoftirqd/020:44:250
5647993024,4cyclictest9-21ksoftirqd/020:25:440
5647993024,4cyclictest9-21ksoftirqd/000:17:470
5649992924,3cyclictest33-21ksoftirqd/223:30:162
5649992924,3cyclictest33-21ksoftirqd/222:20:072
5649992924,3cyclictest33-21ksoftirqd/222:11:062
5649992924,2cyclictest11013-21irqrtprio21:35:192
5649992923,4cyclictest33-21ksoftirqd/219:49:552
5649992923,4cyclictest33-21ksoftirqd/219:39:482
5649992923,4cyclictest33-21ksoftirqd/219:39:482
5648992924,3cyclictest25-21ksoftirqd/122:20:111
5648992924,3cyclictest25-21ksoftirqd/121:50:131
5648992924,3cyclictest25-21ksoftirqd/119:45:191
5647992924,3cyclictest9-21ksoftirqd/022:04:000
5647992924,3cyclictest9-21ksoftirqd/021:22:360
5647992924,3cyclictest9-21ksoftirqd/020:22:430
5647992924,3cyclictest9-21ksoftirqd/020:12:520
5647992923,4cyclictest9-21ksoftirqd/023:55:080
5647992923,4cyclictest9-21ksoftirqd/023:00:330
5647992923,4cyclictest9-21ksoftirqd/020:58:090
5647992923,4cyclictest9-21ksoftirqd/020:49:270
5647992923,4cyclictest9-21ksoftirqd/019:51:110
5649992824,2cyclictest33-21ksoftirqd/223:20:172
5649992823,3cyclictest33-21ksoftirqd/223:59:592
5649992823,3cyclictest33-21ksoftirqd/223:12:352
5649992823,3cyclictest33-21ksoftirqd/222:32:222
5649992822,4cyclictest33-21ksoftirqd/223:28:552
5649992822,3cyclictest33-21ksoftirqd/221:45:002
5648992823,3cyclictest25-21ksoftirqd/120:05:571
5648992823,3cyclictest25-21ksoftirqd/120:05:571
5648992823,3cyclictest25-21ksoftirqd/119:30:271
5648992822,4cyclictest25-21ksoftirqd/121:44:441
5647992823,3cyclictest9-21ksoftirqd/023:26:320
5647992822,3cyclictest9-21ksoftirqd/021:08:190
5649992722,3cyclictest33-21ksoftirqd/220:56:112
5649992722,3cyclictest33-21ksoftirqd/220:09:092
5649992722,3cyclictest33-21ksoftirqd/220:09:092
5649992722,3cyclictest33-21ksoftirqd/219:18:232
5649992722,3cyclictest33-21ksoftirqd/200:19:562
5649992722,3cyclictest33-21ksoftirqd/200:01:202
5649992721,4cyclictest33-21ksoftirqd/223:08:052
5647992722,3cyclictest9-21ksoftirqd/023:40:050
5647992721,4cyclictest9-21ksoftirqd/023:22:590
5649992621,3cyclictest33-21ksoftirqd/221:34:142
5649992621,3cyclictest33-21ksoftirqd/221:10:192
5649992621,3cyclictest33-21ksoftirqd/219:21:532
5649992620,4cyclictest33-21ksoftirqd/222:05:112
5649992620,4cyclictest33-21ksoftirqd/221:06:542
5647992620,4cyclictest9-21ksoftirqd/023:17:420
5647992620,4cyclictest9-21ksoftirqd/023:17:420
5647992620,4cyclictest9-21ksoftirqd/021:18:270
5647992620,4cyclictest9-21ksoftirqd/019:22:250
5647992620,4cyclictest9-21ksoftirqd/000:27:580
5649992520,3cyclictest33-21ksoftirqd/220:33:272
5647992520,3cyclictest9-21ksoftirqd/022:46:040
5647992319,3cyclictest9-21ksoftirqd/022:35:210
564999212,16cyclictest23420-21latency_hist20:55:012
5647992116,3cyclictest9-21ksoftirqd/022:41:550
5649992016,3cyclictest33-21ksoftirqd/221:05:002
5647991712,3cyclictest26539-21rt-features00:20:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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