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2024-11-22 - 08:20
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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 376 highest latencies:
System rackdslot4.osadl.org (updated Fri Nov 22, 2024 00:46:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
439921770,7sleep22228199cyclictest23:05:212
124091169147,9phc2sys0-21swapper/319:08:013
2703721620,7sleep12228099cyclictest20:25:281
57298920,15rtkit-daemon0-21swapper/019:08:100
2228299790,28cyclictest31746-21chrt20:35:543
2228099798,12cyclictest31072-21ls22:55:001
22281997663,8cyclictest33-21ksoftirqd/223:50:082
2228099768,12cyclictest28528-21sed00:00:211
2228299740,27cyclictest29460-21taskset00:03:553
2228099727,12cyclictest4257-21ps23:05:201
2228099727,11cyclictest20205-21cat23:40:141
22279997057,8cyclictest9-21ksoftirqd/000:10:180
2228099677,11cyclictest28021-21cstates20:30:131
2228299650,27cyclictest13630-21chrt20:00:003
22281996552,7cyclictest33-21ksoftirqd/222:10:122
2228299640,27cyclictest31376-21chrt19:27:263
22281996351,6cyclictest33-21ksoftirqd/220:50:112
22281996250,7cyclictest33-21ksoftirqd/223:40:122
22281996249,7cyclictest33-21ksoftirqd/223:55:112
2228099626,11cyclictest8148-21/usr/sbin/munin23:15:221
22281996149,7cyclictest33-21ksoftirqd/220:10:142
22281995846,6cyclictest33-21ksoftirqd/222:50:152
22281995846,6cyclictest33-21ksoftirqd/222:40:112
22279995821,4cyclictest9-21ksoftirqd/000:33:190
22281995650,3cyclictest33-21ksoftirqd/221:20:002
22281995646,6cyclictest33-21ksoftirqd/222:15:132
2228099567,8cyclictest2290-21gnome-shell19:19:581
22281995548,4cyclictest33-21ksoftirqd/220:30:002
22281995448,4cyclictest33-21ksoftirqd/219:49:592
22281995442,10cyclictest33-21ksoftirqd/220:55:212
124191540,1ptp4l391rcuc/322:46:573
57298530,2rtkit-daemon0-21swapper/023:07:200
22281995347,4cyclictest33-21ksoftirqd/223:00:002
22281995340,7cyclictest33-21ksoftirqd/222:20:122
22281995247,3cyclictest33-21ksoftirqd/219:40:012
22281995246,3cyclictest33-21ksoftirqd/200:35:002
22281995245,4cyclictest33-21ksoftirqd/222:35:122
22281995245,4cyclictest33-21ksoftirqd/200:05:142
22281995245,4cyclictest33-21ksoftirqd/200:00:122
22279995247,3cyclictest9-21ksoftirqd/022:00:000
22281995145,4cyclictest33-21ksoftirqd/221:59:592
22281995145,3cyclictest33-21ksoftirqd/220:20:002
22281995145,3cyclictest33-21ksoftirqd/200:20:012
22281995141,6cyclictest33-21ksoftirqd/220:45:102
22281995138,8cyclictest33-21ksoftirqd/200:11:292
22281995044,4cyclictest33-21ksoftirqd/222:00:122
22281995044,4cyclictest33-21ksoftirqd/219:20:012
22281995043,4cyclictest33-21ksoftirqd/222:10:002
2228099504,11cyclictest27455-21cstates19:20:131
22279995045,3cyclictest9-21ksoftirqd/022:05:010
22279995043,4cyclictest9-21ksoftirqd/021:00:010
124191500,1ptp4l401ktimersoftd/322:25:063
22281994943,3cyclictest33-21ksoftirqd/222:35:012
22281994943,3cyclictest33-21ksoftirqd/221:29:592
22281994943,3cyclictest33-21ksoftirqd/220:40:002
22281994938,6cyclictest33-21ksoftirqd/220:20:112
22281994938,6cyclictest33-21ksoftirqd/220:20:112
2228299481,21cyclictest0-21swapper/319:55:363
22281994842,4cyclictest33-21ksoftirqd/219:25:192
22281994842,3cyclictest33-21ksoftirqd/223:10:172
22281994841,4cyclictest33-21ksoftirqd/221:20:142
22281994841,4cyclictest33-21ksoftirqd/219:35:012
22279994842,3cyclictest9-21ksoftirqd/023:20:000
22279994841,4cyclictest9-21ksoftirqd/023:10:170
22281994742,3cyclictest33-21ksoftirqd/223:30:002
22281994742,3cyclictest33-21ksoftirqd/221:50:162
22281994742,3cyclictest33-21ksoftirqd/221:50:162
22281994742,3cyclictest33-21ksoftirqd/219:54:592
22281994740,4cyclictest33-21ksoftirqd/200:40:002
22281994736,6cyclictest33-21ksoftirqd/219:40:152
22281994734,8cyclictest33-21ksoftirqd/222:25:112
22279994741,4cyclictest9-21ksoftirqd/019:25:000
22279994738,5cyclictest9-21ksoftirqd/020:05:120
22281994641,3cyclictest33-21ksoftirqd/219:10:132
22281994640,4cyclictest33-21ksoftirqd/223:50:002
22281994640,3cyclictest33-21ksoftirqd/223:00:142
22281994640,3cyclictest33-21ksoftirqd/221:30:182
22281994639,4cyclictest33-21ksoftirqd/219:20:192
22281994638,4cyclictest33-21ksoftirqd/223:35:262
22279994639,4cyclictest9-21ksoftirqd/023:45:000
2050224623,11sleep1241ktimersoftd/119:05:181
124191460,1ptp4l401ktimersoftd/322:30:433
22281994540,3cyclictest33-21ksoftirqd/220:00:212
22281994539,4cyclictest33-21ksoftirqd/221:45:002
22281994539,4cyclictest33-21ksoftirqd/220:35:012
22279994539,4cyclictest9-21ksoftirqd/022:11:300
22279994539,3cyclictest9-21ksoftirqd/019:49:590
22282994437,4cyclictest41-21ksoftirqd/321:25:123
2228199445,36cyclictest12116-21irqrtprio19:55:192
22281994438,4cyclictest33-21ksoftirqd/221:14:592
22281994438,4cyclictest33-21ksoftirqd/220:45:012
22281994438,4cyclictest33-21ksoftirqd/200:25:182
22281994438,4cyclictest33-21ksoftirqd/200:20:132
22281994437,4cyclictest33-21ksoftirqd/221:40:002
22281994437,4cyclictest33-21ksoftirqd/221:09:342
22280994436,5cyclictest25-21ksoftirqd/119:35:001
22279994438,3cyclictest9-21ksoftirqd/021:05:010
22279994437,4cyclictest13391-21cron19:59:590
124191440,1ptp4l401ktimersoftd/323:50:513
22281994337,3cyclictest33-21ksoftirqd/221:05:012
22279994338,3cyclictest9-21ksoftirqd/021:45:000
22279994338,3cyclictest9-21ksoftirqd/019:30:000
22279994337,4cyclictest9-21ksoftirqd/019:30:120
22279994337,3cyclictest9-21ksoftirqd/020:25:000
22279994337,3cyclictest9-21ksoftirqd/020:24:590
22279994336,4cyclictest9-21ksoftirqd/019:35:180
22279994336,4cyclictest9-21ksoftirqd/019:15:130
22279994336,4cyclictest9-21ksoftirqd/000:30:000
2165024313,18sleep20-21swapper/219:05:382
124191430,1ptp4l401ktimersoftd/323:05:153
2228299421,24cyclictest29425-21cut19:25:003
22281994237,3cyclictest33-21ksoftirqd/223:20:002
22281994237,3cyclictest33-21ksoftirqd/220:10:002
22281994236,4cyclictest33-21ksoftirqd/222:45:272
22281994236,3cyclictest33-21ksoftirqd/221:50:002
22279994235,4cyclictest9-21ksoftirqd/022:49:590
22279994235,4cyclictest9-21ksoftirqd/020:40:170
22279994235,4cyclictest9-21ksoftirqd/020:33:570
22279994235,4cyclictest9-21ksoftirqd/020:10:200
22282994134,5cyclictest41-21ksoftirqd/300:33:453
22282994134,4cyclictest41-21ksoftirqd/322:55:193
22282994134,4cyclictest41-21ksoftirqd/322:41:213
22282994134,4cyclictest41-21ksoftirqd/322:35:113
22281994136,3cyclictest33-21ksoftirqd/223:20:272
22279994136,3cyclictest9-21ksoftirqd/021:15:000
22279994135,4cyclictest9-21ksoftirqd/019:15:010
22279994134,4cyclictest9-21ksoftirqd/021:54:550
22279994134,4cyclictest9-21ksoftirqd/021:54:540
22279994134,4cyclictest9-21ksoftirqd/000:17:160
22282994034,4cyclictest41-21ksoftirqd/321:41:003
22282994034,4cyclictest41-21ksoftirqd/320:25:253
22282994033,4cyclictest41-21ksoftirqd/321:57:543
22282994033,4cyclictest41-21ksoftirqd/321:19:393
22282994032,5cyclictest41-21ksoftirqd/322:17:253
2228299401,36cyclictest12365-21grep21:05:163
22280994033,4cyclictest25-21ksoftirqd/120:57:071
22280994033,4cyclictest25-21ksoftirqd/119:45:501
22280994033,4cyclictest25-21ksoftirqd/100:31:281
22280994033,4cyclictest25-21ksoftirqd/100:26:241
22280994032,5cyclictest25-21ksoftirqd/123:26:241
22279994035,3cyclictest9-21ksoftirqd/022:05:130
22279994035,3cyclictest9-21ksoftirqd/000:00:000
22279994034,4cyclictest9-21ksoftirqd/020:05:000
22279994034,3cyclictest9-21ksoftirqd/023:32:350
22279994034,3cyclictest9-21ksoftirqd/023:32:350
22279994034,3cyclictest9-21ksoftirqd/020:25:280
22279994033,4cyclictest9-21ksoftirqd/023:26:070
22279994033,4cyclictest9-21ksoftirqd/022:50:370
22279994033,4cyclictest9-21ksoftirqd/019:40:390
22279994032,5cyclictest9-21ksoftirqd/023:02:580
22282993933,4cyclictest41-21ksoftirqd/322:05:113
22282993933,4cyclictest41-21ksoftirqd/320:30:443
22282993933,3cyclictest41-21ksoftirqd/319:42:373
22282993932,5cyclictest41-21ksoftirqd/321:03:193
22282993932,4cyclictest41-21ksoftirqd/320:55:143
22282993932,4cyclictest41-21ksoftirqd/320:54:383
22282993932,4cyclictest41-21ksoftirqd/320:14:263
22282993932,4cyclictest41-21ksoftirqd/320:05:153
2228299390,24cyclictest11444-21unixbench_singl22:10:313
22280993934,3cyclictest25-21ksoftirqd/119:50:091
22280993933,3cyclictest25-21ksoftirqd/123:31:351
22280993933,3cyclictest25-21ksoftirqd/123:31:341
22280993933,3cyclictest25-21ksoftirqd/122:09:341
22280993932,4cyclictest25-21ksoftirqd/123:36:301
22280993932,4cyclictest25-21ksoftirqd/122:56:321
22280993932,4cyclictest25-21ksoftirqd/122:18:111
22279993934,3cyclictest9-21ksoftirqd/022:25:220
22279993934,3cyclictest9-21ksoftirqd/021:05:100
22279993933,4cyclictest9-21ksoftirqd/023:20:560
22279993933,4cyclictest9-21ksoftirqd/019:54:050
22279993933,3cyclictest9-21ksoftirqd/022:41:450
22279993933,3cyclictest9-21ksoftirqd/022:25:000
22279993933,3cyclictest9-21ksoftirqd/000:04:140
22279993932,4cyclictest9-21ksoftirqd/023:52:190
22279993932,4cyclictest9-21ksoftirqd/021:20:130
2228299383,28cyclictest14213-21apt-get21:10:123
22282993831,4cyclictest41-21ksoftirqd/321:55:003
22282993831,4cyclictest41-21ksoftirqd/321:54:593
22282993831,4cyclictest41-21ksoftirqd/321:33:293
22282993831,4cyclictest41-21ksoftirqd/320:41:123
22282993831,4cyclictest41-21ksoftirqd/319:17:013
22281993833,3cyclictest33-21ksoftirqd/223:35:012
22281993833,3cyclictest33-21ksoftirqd/223:35:002
22280993832,3cyclictest25-21ksoftirqd/121:17:241
22280993831,4cyclictest25-21ksoftirqd/123:23:431
22280993831,4cyclictest25-21ksoftirqd/122:43:521
22279993832,3cyclictest9-21ksoftirqd/020:19:230
22279993831,4cyclictest9-21ksoftirqd/022:55:560
22279993831,4cyclictest9-21ksoftirqd/022:18:300
22279993826,6cyclictest9-21ksoftirqd/021:30:150
22282993732,3cyclictest41-21ksoftirqd/319:36:113
22282993732,3cyclictest41-21ksoftirqd/319:32:513
22282993731,4cyclictest41-21ksoftirqd/320:19:113
22282993730,4cyclictest41-21ksoftirqd/323:35:113
22282993730,4cyclictest41-21ksoftirqd/300:36:503
22282993729,5cyclictest41-21ksoftirqd/322:54:343
22282993729,5cyclictest41-21ksoftirqd/321:36:183
2228299372,28cyclictest2368-21apt-get20:45:103
22280993731,3cyclictest25-21ksoftirqd/121:10:451
22280993731,3cyclictest25-21ksoftirqd/121:08:361
22280993730,4cyclictest25-21ksoftirqd/123:46:471
22280993730,4cyclictest25-21ksoftirqd/122:47:221
22280993730,4cyclictest25-21ksoftirqd/122:00:091
22280993730,4cyclictest25-21ksoftirqd/121:56:481
22280993730,4cyclictest25-21ksoftirqd/121:26:411
22280993730,4cyclictest25-21ksoftirqd/120:36:041
22279993732,3cyclictest9-21ksoftirqd/021:25:170
22279993732,3cyclictest9-21ksoftirqd/021:15:130
22279993732,3cyclictest9-21ksoftirqd/020:50:290
22279993731,4cyclictest9-21ksoftirqd/023:35:210
22282993630,4cyclictest41-21ksoftirqd/323:22:073
22282993630,4cyclictest41-21ksoftirqd/320:21:403
22282993630,4cyclictest41-21ksoftirqd/320:21:393
22282993629,4cyclictest41-21ksoftirqd/323:55:033
22282993629,4cyclictest41-21ksoftirqd/323:18:153
22282993629,4cyclictest41-21ksoftirqd/300:24:403
22282993629,4cyclictest41-21ksoftirqd/300:05:233
2228299360,33cyclictest15224-21fschecks_time22:20:163
22280993630,3cyclictest25-21ksoftirqd/122:37:011
22280993629,4cyclictest25-21ksoftirqd/121:52:551
22280993629,4cyclictest25-21ksoftirqd/121:52:551
22280993629,4cyclictest25-21ksoftirqd/100:24:111
22280993629,4cyclictest25-21ksoftirqd/100:17:011
22279993630,4cyclictest9-21ksoftirqd/023:48:300
124191360,25ptp4l401ktimersoftd/319:45:133
22282993529,4cyclictest41-21ksoftirqd/323:31:153
22282993529,4cyclictest41-21ksoftirqd/323:31:153
22282993528,4cyclictest41-21ksoftirqd/323:46:003
22282993528,4cyclictest41-21ksoftirqd/300:28:073
2228299352,25cyclictest19935-21apt-get23:40:113
22280993530,3cyclictest25-21ksoftirqd/121:45:161
22280993529,4cyclictest25-21ksoftirqd/119:58:131
22280993529,3cyclictest25-21ksoftirqd/121:31:471
22280993528,4cyclictest25-21ksoftirqd/123:11:461
22280993528,4cyclictest25-21ksoftirqd/119:29:481
22279993530,3cyclictest9-21ksoftirqd/022:31:040
22279993529,3cyclictest9-21ksoftirqd/021:45:120
22279993528,4cyclictest9-21ksoftirqd/000:09:250
22279993527,5cyclictest9-21ksoftirqd/021:39:490
22282993428,4cyclictest41-21ksoftirqd/321:47:513
22282993427,4cyclictest41-21ksoftirqd/323:25:173
22282993427,4cyclictest41-21ksoftirqd/300:15:503
2228299342,28cyclictest0-21swapper/322:00:113
2228299341,26cyclictest1184-21apt-get23:00:103
22280993427,4cyclictest25-21ksoftirqd/122:27:471
22280993427,4cyclictest25-21ksoftirqd/122:21:041
22280993427,4cyclictest25-21ksoftirqd/120:49:521
22280993427,4cyclictest25-21ksoftirqd/120:20:101
22280993427,4cyclictest25-21ksoftirqd/120:20:101
22280993427,4cyclictest25-21ksoftirqd/120:00:181
22280993427,4cyclictest25-21ksoftirqd/119:11:131
22279993429,3cyclictest9-21ksoftirqd/022:38:160
22279993428,4cyclictest9-21ksoftirqd/020:40:010
22279993428,3cyclictest9-21ksoftirqd/020:45:020
22279993428,3cyclictest9-21ksoftirqd/000:38:040
1240913427,4phc2sys41-21ksoftirqd/321:23:263
2228299331,29cyclictest23971-21grep19:10:303
22282993311,18cyclictest10159-21swap19:50:263
2228099337,11cyclictest3956-21latency_hist19:40:011
22280993327,4cyclictest25-21ksoftirqd/119:40:271
22280993327,3cyclictest25-21ksoftirqd/122:13:521
22280993326,4cyclictest25-21ksoftirqd/120:07:211
22280993320,7cyclictest20746-21apt-get20:15:141
22282993226,4cyclictest41-21ksoftirqd/300:10:053
22280993226,4cyclictest25-21ksoftirqd/120:15:001
22280993226,3cyclictest25-21ksoftirqd/123:54:541
22280993226,3cyclictest25-21ksoftirqd/122:32:141
22280993225,4cyclictest25-21ksoftirqd/121:43:151
22279993225,4cyclictest9-21ksoftirqd/000:21:500
2228299310,28cyclictest7314-21cat23:10:253
22280993125,3cyclictest25-21ksoftirqd/123:57:381
22280993124,4cyclictest25-21ksoftirqd/120:50:081
22280993118,7cyclictest32382-21apt-get00:10:161
22280993023,4cyclictest25-21ksoftirqd/100:06:221
22280992924,3cyclictest25-21ksoftirqd/120:43:381
22280992923,4cyclictest25-21ksoftirqd/123:03:551
22280992923,4cyclictest25-21ksoftirqd/121:24:571
22280992821,4cyclictest25-21ksoftirqd/121:38:411
22280992619,4cyclictest25-21ksoftirqd/121:00:401
22280992619,4cyclictest25-21ksoftirqd/100:38:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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