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2026-03-30 - 06:43
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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 Mon Mar 30, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491234169,22phc2sys0-21swapper/319:07:093
139491234169,22phc2sys0-21swapper/319:07:083
325122204171,22sleep00-21swapper/019:09:270
325122204171,22sleep00-21swapper/019:09:270
324012203173,20sleep10-21swapper/119:07:591
324012203173,20sleep10-21swapper/119:07:581
322202201168,22sleep20-21swapper/219:05:432
322202201168,22sleep20-21swapper/219:05:432
2331921680,9sleep345099cyclictest19:55:213
139491162124,13phc2sys0-21swapper/319:10:013
3255828464,11sleep20-21swapper/219:10:012
139391840,1ptp4l20934-21/usr/sbin/munin21:00:163
68952790,4sleep06898-21sort19:20:250
224502630,6sleep144799cyclictest21:00:271
139391580,1ptp4l401ktimersoftd/319:30:143
70792560,3sleep17082-21unixbench_singl19:20:261
139391530,1ptp4l401ktimersoftd/319:35:183
9422500,3sleep30-21swapper/323:40:183
139391430,0ptp4l401ktimersoftd/322:55:173
139391420,0ptp4l401ktimersoftd/300:28:353
139391400,0ptp4l401ktimersoftd/322:06:373
450993732,3cyclictest5084-21cron19:20:013
450993730,5cyclictest41-21ksoftirqd/300:03:063
448993732,3cyclictest5913-21tr21:35:162
450993630,4cyclictest41-21ksoftirqd/321:38:123
44899363,3cyclictest121rcu_preempt00:20:222
448993630,4cyclictest33-21ksoftirqd/223:30:512
448993629,5cyclictest33-21ksoftirqd/220:10:092
447993630,4cyclictest25-21ksoftirqd/122:46:381
447993630,4cyclictest25-21ksoftirqd/121:05:451
44699366,3cyclictest1317-21runrttasks22:28:140
446993630,4cyclictest9-21ksoftirqd/021:06:550
450993529,4cyclictest41-21ksoftirqd/322:26:173
450993529,4cyclictest41-21ksoftirqd/321:24:073
448993530,3cyclictest33-21ksoftirqd/200:07:542
448993529,4cyclictest33-21ksoftirqd/220:50:112
448993529,4cyclictest33-21ksoftirqd/220:00:352
448993529,4cyclictest33-21ksoftirqd/219:35:072
448993529,4cyclictest33-21ksoftirqd/200:35:452
448993529,4cyclictest33-21ksoftirqd/200:29:482
447993530,3cyclictest25-21ksoftirqd/122:27:241
447993530,3cyclictest25-21ksoftirqd/122:10:001
447993529,4cyclictest25-21ksoftirqd/123:08:111
447993529,4cyclictest25-21ksoftirqd/122:20:341
447993529,4cyclictest25-21ksoftirqd/121:36:461
447993529,4cyclictest25-21ksoftirqd/120:51:271
447993529,4cyclictest14498-21cron21:54:591
447993528,4cyclictest24057-21cron19:59:591
446993529,4cyclictest9-21ksoftirqd/021:11:280
446993529,4cyclictest9-21ksoftirqd/019:31:440
446993529,4cyclictest9-21ksoftirqd/000:01:580
446993528,5cyclictest9-21ksoftirqd/000:13:370
450993428,4cyclictest41-21ksoftirqd/323:26:383
450993428,4cyclictest41-21ksoftirqd/323:12:223
450993428,4cyclictest41-21ksoftirqd/321:40:123
450993428,4cyclictest41-21ksoftirqd/321:05:183
450993428,4cyclictest41-21ksoftirqd/320:44:083
450993428,4cyclictest41-21ksoftirqd/320:12:193
448993428,4cyclictest33-21ksoftirqd/223:45:042
448993428,4cyclictest33-21ksoftirqd/223:19:522
448993428,4cyclictest33-21ksoftirqd/222:49:272
448993428,4cyclictest33-21ksoftirqd/222:34:112
448993428,4cyclictest33-21ksoftirqd/221:47:582
448993428,4cyclictest33-21ksoftirqd/220:39:412
448993428,4cyclictest33-21ksoftirqd/220:29:512
447993429,3cyclictest25-21ksoftirqd/123:45:111
447993429,3cyclictest25-21ksoftirqd/122:36:181
447993429,3cyclictest25-21ksoftirqd/122:36:181
447993429,3cyclictest25-21ksoftirqd/121:44:421
447993429,3cyclictest25-21ksoftirqd/121:19:581
447993429,3cyclictest25-21ksoftirqd/119:45:051
447993429,3cyclictest25-21ksoftirqd/100:35:111
447993428,4cyclictest25-21ksoftirqd/123:31:541
447993428,4cyclictest25-21ksoftirqd/122:40:321
447993428,4cyclictest25-21ksoftirqd/122:31:441
447993428,4cyclictest25-21ksoftirqd/119:18:501
447993428,4cyclictest25-21ksoftirqd/100:03:201
447993427,5cyclictest25-21ksoftirqd/120:32:391
446993428,4cyclictest9-21ksoftirqd/019:51:180
446993414,18cyclictest5541-21phc2sys-jitter20:25:210
446993413,18cyclictest32141-21unixbench_singl21:20:260
446993411,21cyclictest15271-21awk23:00:250
450993328,3cyclictest41-21ksoftirqd/323:55:123
450993328,3cyclictest41-21ksoftirqd/319:28:263
450993327,4cyclictest41-21ksoftirqd/319:50:573
450993327,4cyclictest41-21ksoftirqd/300:34:473
448993328,3cyclictest33-21ksoftirqd/221:01:532
448993328,3cyclictest33-21ksoftirqd/220:45:362
448993328,3cyclictest33-21ksoftirqd/219:54:102
448993327,4cyclictest33-21ksoftirqd/223:41:152
448993327,4cyclictest33-21ksoftirqd/222:51:112
448993327,4cyclictest33-21ksoftirqd/222:18:142
448993327,4cyclictest33-21ksoftirqd/222:11:532
448993327,4cyclictest33-21ksoftirqd/221:50:352
448993327,4cyclictest33-21ksoftirqd/221:20:342
448993327,4cyclictest33-21ksoftirqd/220:56:112
447993327,4cyclictest25-21ksoftirqd/123:37:241
447993327,4cyclictest25-21ksoftirqd/123:37:241
447993327,4cyclictest25-21ksoftirqd/122:15:481
447993327,4cyclictest25-21ksoftirqd/121:33:091
447993327,4cyclictest25-21ksoftirqd/120:55:331
447993327,4cyclictest25-21ksoftirqd/119:52:151
447993327,4cyclictest25-21ksoftirqd/100:19:081
44699338,4cyclictest25198-21irqrtprio20:00:200
446993328,3cyclictest9-21ksoftirqd/022:40:120
446993328,3cyclictest9-21ksoftirqd/020:51:520
446993327,4cyclictest9-21ksoftirqd/023:55:320
446993327,4cyclictest9-21ksoftirqd/023:50:340
446993327,4cyclictest9-21ksoftirqd/023:27:250
446993327,4cyclictest9-21ksoftirqd/021:31:460
446993327,4cyclictest9-21ksoftirqd/020:55:530
446993327,3cyclictest9-21ksoftirqd/022:03:150
446993325,5cyclictest9-21ksoftirqd/022:15:010
446993312,19cyclictest25035-21cat22:15:170
446993311,19cyclictest29886-21seq23:34:580
446993311,19cyclictest2203-21df20:20:140
139391330,0ptp4l401ktimersoftd/319:20:183
139391330,0ptp4l401ktimersoftd/300:15:273
450993227,3cyclictest41-21ksoftirqd/323:40:003
450993227,3cyclictest41-21ksoftirqd/323:40:003
450993227,3cyclictest41-21ksoftirqd/322:32:363
450993227,3cyclictest41-21ksoftirqd/319:45:373
450993226,4cyclictest41-21ksoftirqd/323:33:493
450993226,4cyclictest41-21ksoftirqd/320:25:543
450993226,3cyclictest41-21ksoftirqd/320:05:123
448993227,3cyclictest33-21ksoftirqd/220:06:232
448993226,4cyclictest33-21ksoftirqd/223:54:502
448993226,4cyclictest33-21ksoftirqd/221:19:382
448993226,4cyclictest33-21ksoftirqd/221:08:092
448993226,4cyclictest33-21ksoftirqd/219:22:162
448993226,4cyclictest33-21ksoftirqd/200:16:412
447993226,4cyclictest25-21ksoftirqd/123:14:251
447993226,4cyclictest25-21ksoftirqd/122:12:511
447993226,4cyclictest25-21ksoftirqd/121:24:251
447993226,4cyclictest25-21ksoftirqd/100:14:461
447993226,4cyclictest25-21ksoftirqd/100:07:411
447993225,5cyclictest25-21ksoftirqd/123:44:181
44699329,3cyclictest20936-21expr23:15:140
44699328,3cyclictest19303-21load23:10:200
446993227,3cyclictest9-21ksoftirqd/000:22:290
446993226,4cyclictest9-21ksoftirqd/023:47:300
446993226,4cyclictest9-21ksoftirqd/021:45:550
446993226,4cyclictest9-21ksoftirqd/021:36:320
446993226,4cyclictest9-21ksoftirqd/020:41:400
446993226,4cyclictest9-21ksoftirqd/019:44:480
446993226,4cyclictest9-21ksoftirqd/000:08:190
446993225,4cyclictest9-21ksoftirqd/019:46:480
446993211,19cyclictest945-21fschecks_count19:10:160
139391320,1ptp4l391rcuc/323:09:083
450993126,3cyclictest41-21ksoftirqd/323:17:043
450993126,3cyclictest41-21ksoftirqd/321:59:363
450993126,3cyclictest41-21ksoftirqd/321:18:363
450993126,3cyclictest41-21ksoftirqd/320:36:543
450993126,3cyclictest41-21ksoftirqd/320:33:383
450993126,3cyclictest16799-21sh00:15:003
450993125,4cyclictest41-21ksoftirqd/320:23:453
450993125,4cyclictest41-21ksoftirqd/319:44:313
448993126,3cyclictest33-21ksoftirqd/223:58:262
448993126,3cyclictest33-21ksoftirqd/220:40:352
448993125,4cyclictest33-21ksoftirqd/223:27:352
448993125,4cyclictest33-21ksoftirqd/220:32:362
448993125,4cyclictest33-21ksoftirqd/219:25:532
447993126,3cyclictest25-21ksoftirqd/123:27:201
447993126,3cyclictest25-21ksoftirqd/120:19:501
447993126,3cyclictest25-21ksoftirqd/119:31:471
447993125,4cyclictest25-21ksoftirqd/121:28:101
447993125,4cyclictest25-21ksoftirqd/120:41:591
44699318,3cyclictest29824-21seq21:15:470
44699318,3cyclictest24675-21df_abs00:30:140
44699318,3cyclictest21212-21expr21:00:150
44699317,4cyclictest27679-21cut00:35:190
446993126,3cyclictest9-21ksoftirqd/022:39:470
446993126,3cyclictest9-21ksoftirqd/022:39:460
446993126,3cyclictest9-21ksoftirqd/019:37:380
44699312,5cyclictest2518-21gnome-shell21:43:590
446993125,4cyclictest9-21ksoftirqd/023:43:490
446993125,4cyclictest9-21ksoftirqd/022:52:540
446993125,4cyclictest9-21ksoftirqd/022:48:000
446993125,4cyclictest9-21ksoftirqd/020:37:060
446993125,4cyclictest9-21ksoftirqd/020:07:150
446993125,4cyclictest9-21ksoftirqd/000:19:510
446993125,3cyclictest9-21ksoftirqd/021:54:050
446993125,3cyclictest9-21ksoftirqd/020:10:110
139391310,0ptp4l401ktimersoftd/322:45:403
139391310,0ptp4l401ktimersoftd/321:31:473
450993024,4cyclictest41-21ksoftirqd/322:40:423
450993024,3cyclictest41-21ksoftirqd/323:20:113
448993025,3cyclictest33-21ksoftirqd/223:21:412
448993025,3cyclictest33-21ksoftirqd/222:40:122
448993025,3cyclictest33-21ksoftirqd/219:30:092
448993025,3cyclictest33-21ksoftirqd/200:31:142
448993024,4cyclictest33-21ksoftirqd/222:28:332
448993023,4cyclictest33-21ksoftirqd/221:58:042
447993025,3cyclictest25-21ksoftirqd/123:04:131
447993025,3cyclictest25-21ksoftirqd/121:58:111
447993025,3cyclictest25-21ksoftirqd/121:47:191
447993025,3cyclictest25-21ksoftirqd/100:29:191
447993024,4cyclictest25-21ksoftirqd/122:51:501
447993024,4cyclictest25-21ksoftirqd/120:03:581
447993024,4cyclictest25-21ksoftirqd/119:14:121
44699309,3cyclictest21938-21apt19:55:100
44699309,2cyclictest30440-21df_abs23:35:140
44699309,2cyclictest30440-21df_abs23:35:140
44699308,3cyclictest23050-21cpu23:20:130
44699308,3cyclictest1317-21runrttasks00:28:010
44699307,3cyclictest9233-21timerandwakeup19:25:270
44699306,4cyclictest8582-21seq20:32:020
44699302,5cyclictest2518-21gnome-shell21:29:590
446993010,18cyclictest1317-21runrttasks20:46:120
139391300,0ptp4l401ktimersoftd/322:39:333
139391300,0ptp4l401ktimersoftd/322:39:323
450992925,3cyclictest41-21ksoftirqd/322:11:393
450992924,3cyclictest41-21ksoftirqd/323:50:473
450992924,3cyclictest41-21ksoftirqd/320:55:573
450992924,3cyclictest41-21ksoftirqd/320:53:233
450992924,3cyclictest41-21ksoftirqd/320:17:143
450992923,4cyclictest41-21ksoftirqd/321:53:363
45099291,2cyclictest121rcu_preempt22:18:433
448992923,4cyclictest33-21ksoftirqd/221:14:072
448992923,4cyclictest33-21ksoftirqd/220:17:292
448992923,4cyclictest33-21ksoftirqd/219:57:462
448992923,4cyclictest33-21ksoftirqd/219:45:052
448992923,3cyclictest33-21ksoftirqd/221:43:192
447992924,3cyclictest25-21ksoftirqd/120:46:131
447992924,3cyclictest25-21ksoftirqd/119:35:131
447992923,4cyclictest25-21ksoftirqd/122:00:531
447992923,4cyclictest25-21ksoftirqd/120:07:401
44699297,3cyclictest52812chrt19:20:000
44699297,3cyclictest19864-21df_abs22:05:140
446992924,3cyclictest9-21ksoftirqd/020:15:560
446992923,4cyclictest9-21ksoftirqd/021:57:380
44699290,8cyclictest27343-21tune2fs22:20:150
139391290,0ptp4l401ktimersoftd/321:11:293
450992823,3cyclictest41-21ksoftirqd/321:25:163
448992822,4cyclictest33-21ksoftirqd/223:01:592
448992822,4cyclictest33-21ksoftirqd/222:56:422
448992822,4cyclictest33-21ksoftirqd/222:22:392
448992822,4cyclictest33-21ksoftirqd/221:34:292
448992822,3cyclictest33-21ksoftirqd/221:29:502
447992823,3cyclictest25-21ksoftirqd/120:36:151
447992822,4cyclictest25-21ksoftirqd/123:54:161
447992822,4cyclictest25-21ksoftirqd/121:13:591
446992823,3cyclictest9-21ksoftirqd/023:05:400
44699281,5cyclictest2518-21gnome-shell22:55:590
139391280,0ptp4l401ktimersoftd/300:35:103
450992722,3cyclictest41-21ksoftirqd/323:04:363
450992721,4cyclictest41-21ksoftirqd/320:47:443
450992720,4cyclictest41-21ksoftirqd/322:02:103
448992723,3cyclictest33-21ksoftirqd/223:10:202
448992721,4cyclictest33-21ksoftirqd/219:17:452
448992720,5cyclictest33-21ksoftirqd/223:05:282
447992722,3cyclictest25-21ksoftirqd/120:20:101
447992721,4cyclictest25-21ksoftirqd/100:22:531
139391270,0ptp4l401ktimersoftd/323:47:333
139391270,0ptp4l401ktimersoftd/322:54:573
139391270,0ptp4l401ktimersoftd/300:07:113
450992621,3cyclictest41-21ksoftirqd/322:21:303
450992620,4cyclictest41-21ksoftirqd/321:47:143
450992620,4cyclictest41-21ksoftirqd/300:23:473
448992621,3cyclictest33-21ksoftirqd/200:10:032
448992620,4cyclictest33-21ksoftirqd/223:37:052
448992620,4cyclictest33-21ksoftirqd/223:37:052
448992620,4cyclictest33-21ksoftirqd/222:07:352
447992621,3cyclictest25-21ksoftirqd/123:25:001
447992621,3cyclictest25-21ksoftirqd/122:57:401
450992519,4cyclictest41-21ksoftirqd/320:03:073
448992520,3cyclictest33-21ksoftirqd/219:40:452
446992519,4cyclictest9-21ksoftirqd/022:31:320
448992420,2cyclictest33-21ksoftirqd/222:38:302
448992420,2cyclictest33-21ksoftirqd/222:38:292
448992418,4cyclictest33-21ksoftirqd/222:00:362
447992419,3cyclictest25-21ksoftirqd/123:16:411
447992419,3cyclictest25-21ksoftirqd/119:29:171
447992418,4cyclictest25-21ksoftirqd/119:43:011
447992417,5cyclictest25-21ksoftirqd/120:29:591
447992317,4cyclictest25-21ksoftirqd/120:12:251
448992216,4cyclictest33-21ksoftirqd/220:22:372
448992216,3cyclictest33-21ksoftirqd/200:00:012
447992218,3cyclictest25-21ksoftirqd/123:55:181
447991812,4cyclictest26627-21cat00:35:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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