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2024-07-27 - 14:20
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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 100 highest latencies:
System rackdslot3.osadl.org (updated Sat Jul 27, 2024 00:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8255912020,7ptp4l401ktimersoftd/319:06:443
109672156105,38sleep10-21swapper/119:05:381
50121330,2sleep30-21swapper/300:30:113
1116829171,10sleep00-21swapper/019:08:170
7782890,8sleep31159099cyclictest23:20:203
57698860,15rtkit-daemon0-21swapper/219:08:192
825791680,8getstats1159099cyclictest23:34:363
164562670,4sleep0101ktimersoftd/019:20:130
11590996455,5cyclictest41-21ksoftirqd/322:55:123
825591620,1ptp4l401ktimersoftd/323:06:503
825591550,1ptp4l401ktimersoftd/319:41:323
205182500,5sleep233-21ksoftirqd/221:45:082
234842484,5sleep2121rcu_preempt20:40:342
825591460,1ptp4l401ktimersoftd/321:22:513
11587994540,3cyclictest9-21ksoftirqd/021:59:590
1159099442,39cyclictest9140-21cron23:40:003
11588994437,5cyclictest25-21ksoftirqd/123:45:001
825791430,2getstats0-21swapper/323:19:373
124932430,4sleep01158799cyclictest20:20:110
11589994323,5cyclictest33-21ksoftirqd/200:14:122
825591420,1ptp4l401ktimersoftd/321:05:233
11590994236,3cyclictest41-21ksoftirqd/321:00:003
11590994227,8cyclictest41-21ksoftirqd/322:50:083
11588994235,4cyclictest25-21ksoftirqd/121:00:001
825591410,1ptp4l401ktimersoftd/321:26:373
11590994135,3cyclictest41-21ksoftirqd/321:20:003
11590994135,3cyclictest41-21ksoftirqd/319:40:003
11590994126,9cyclictest41-21ksoftirqd/321:50:123
11588994134,4cyclictest25-21ksoftirqd/122:45:091
11587994136,3cyclictest9-21ksoftirqd/021:20:000
825591400,1ptp4l401ktimersoftd/321:30:333
11590994025,8cyclictest41-21ksoftirqd/323:25:093
825591390,1ptp4l401ktimersoftd/323:40:163
825591390,1ptp4l401ktimersoftd/300:15:203
11590993933,4cyclictest41-21ksoftirqd/320:00:003
11590993933,3cyclictest41-21ksoftirqd/320:54:593
11590993932,5cyclictest41-21ksoftirqd/320:39:143
11590993921,10cyclictest41-21ksoftirqd/322:30:113
11588993933,3cyclictest25-21ksoftirqd/120:55:001
11588993932,4cyclictest25-21ksoftirqd/122:42:211
11587993934,3cyclictest9-21ksoftirqd/023:20:000
11590993831,4cyclictest41-21ksoftirqd/320:34:393
11590993831,4cyclictest41-21ksoftirqd/300:25:213
11590993830,5cyclictest41-21ksoftirqd/321:56:413
11590993830,5cyclictest41-21ksoftirqd/320:01:193
11589993831,4cyclictest33-21ksoftirqd/221:37:002
11589993831,4cyclictest33-21ksoftirqd/220:16:592
11588993832,3cyclictest25-21ksoftirqd/120:35:011
11588993831,4cyclictest25-21ksoftirqd/122:30:371
11588993831,4cyclictest25-21ksoftirqd/121:38:041
11588993831,4cyclictest25-21ksoftirqd/120:37:361
11588993830,5cyclictest25-21ksoftirqd/121:35:001
11587993831,4cyclictest9-21ksoftirqd/020:35:050
11587993830,5cyclictest9-21ksoftirqd/023:10:000
11590993731,4cyclictest41-21ksoftirqd/300:39:223
11590993731,3cyclictest41-21ksoftirqd/300:20:193
11590993729,5cyclictest41-21ksoftirqd/321:48:233
11590993729,5cyclictest41-21ksoftirqd/320:49:213
11589993731,4cyclictest33-21ksoftirqd/219:34:142
11589993731,4cyclictest33-21ksoftirqd/219:34:132
11589993730,4cyclictest33-21ksoftirqd/221:33:572
11588993732,3cyclictest25-21ksoftirqd/122:40:001
11588993731,4cyclictest25-21ksoftirqd/121:47:191
11588993731,3cyclictest25-21ksoftirqd/123:12:131
11588993731,3cyclictest25-21ksoftirqd/120:20:171
11588993730,4cyclictest25-21ksoftirqd/119:59:481
11588993730,4cyclictest25-21ksoftirqd/119:39:521
173952360,4sleep3401ktimersoftd/321:36:183
11590993631,3cyclictest41-21ksoftirqd/323:50:003
11590993630,4cyclictest41-21ksoftirqd/322:35:243
11590993630,4cyclictest14875-21kworker/3:122:45:323
11590993630,3cyclictest41-21ksoftirqd/320:11:463
11590993630,3cyclictest41-21ksoftirqd/319:50:133
11590993629,4cyclictest41-21ksoftirqd/323:03:313
11590993629,4cyclictest41-21ksoftirqd/321:15:013
11590993628,5cyclictest41-21ksoftirqd/319:24:413
11589993630,4cyclictest33-21ksoftirqd/222:50:092
11589993630,4cyclictest33-21ksoftirqd/221:25:492
11589993630,4cyclictest33-21ksoftirqd/220:45:112
11589993629,4cyclictest33-21ksoftirqd/223:47:542
11589993629,4cyclictest33-21ksoftirqd/223:09:262
11589993629,4cyclictest33-21ksoftirqd/222:44:582
11589993629,4cyclictest33-21ksoftirqd/222:07:492
11589993629,4cyclictest33-21ksoftirqd/220:09:472
11588993631,3cyclictest25-21ksoftirqd/100:00:481
11588993630,3cyclictest25-21ksoftirqd/123:30:221
11588993630,3cyclictest25-21ksoftirqd/119:54:351
11588993630,3cyclictest25-21ksoftirqd/119:49:531
11588993629,4cyclictest25-21ksoftirqd/122:59:431
11588993629,4cyclictest25-21ksoftirqd/122:22:251
11588993629,4cyclictest25-21ksoftirqd/122:22:251
11588993629,4cyclictest25-21ksoftirqd/120:49:421
11588993629,4cyclictest25-21ksoftirqd/120:01:091
11588993629,4cyclictest25-21ksoftirqd/119:31:331
11588993629,4cyclictest25-21ksoftirqd/119:31:321
11588993629,4cyclictest25-21ksoftirqd/100:29:131
11587993630,4cyclictest9-21ksoftirqd/023:25:200
11587993630,3cyclictest9-21ksoftirqd/022:03:150
1158799360,4cyclictest121rcu_preempt00:00:010
825591350,1ptp4l401ktimersoftd/323:10:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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