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2026-04-05 - 02:30
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Sat Apr 04, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
509621870,5sleep1531599cyclictest09:17:491
1557221800,4sleep0530999cyclictest11:32:580
1595421620,3sleep2532299cyclictest09:38:012
2113821610,5sleep3532699cyclictest12:44:113
2314221450,5sleep0530999cyclictest12:13:050
106891920,3ptp4l401ktimersoftd/308:08:083
49822735,10sleep00-21swapper/008:09:340
106891680,6ptp4l401ktimersoftd/311:46:103
106891680,1ptp4l401ktimersoftd/313:20:503
149352670,4sleep1531599cyclictest12:05:151
37722664,10sleep10-21swapper/108:07:541
106891660,1ptp4l401ktimersoftd/313:24:113
106891660,15ptp4l13431-21kworker/3:012:42:253
106891650,1ptp4l401ktimersoftd/312:58:563
106891620,1ptp4l401ktimersoftd/310:16:243
531599570,28cyclictest9199-21if_ens308:17:521
5309995645,6cyclictest9-21ksoftirqd/011:37:490
197652560,4sleep2532299cyclictest10:32:542
189662560,1sleep20-21swapper/212:42:542
106891560,1ptp4l401ktimersoftd/311:38:283
46112550,1sleep00-21swapper/013:01:230
190242550,2sleep10-21swapper/111:04:081
531599530,25cyclictest4589-21awk13:33:101
531599530,21cyclictest6560-21rm12:29:191
532299514,9cyclictest33-21ksoftirqd/208:42:492
284372500,2sleep10-21swapper/113:25:121
274472500,2sleep20-21swapper/211:12:522
106891500,2ptp4l14543-21kworker/3:212:22:193
532299494,8cyclictest33-21ksoftirqd/213:38:092
532299489,7cyclictest33-21ksoftirqd/209:52:362
532299483,8cyclictest321ktimersoftd/208:42:352
5322994817,9cyclictest33-21ksoftirqd/210:17:592
532299479,17cyclictest33-21ksoftirqd/209:17:582
532299474,7cyclictest33-21ksoftirqd/212:07:562
5322994716,10cyclictest33-21ksoftirqd/213:16:162
532299463,6cyclictest19036-21ssh11:37:382
532299454,8cyclictest33-21ksoftirqd/211:48:012
532299454,7cyclictest33-21ksoftirqd/213:30:552
532299454,7cyclictest33-21ksoftirqd/212:16:572
5322994521,9cyclictest33-21ksoftirqd/211:37:542
5322994511,6cyclictest33-21ksoftirqd/212:27:222
531599451,36cyclictest19110-21apt-get10:32:481
531599451,28cyclictest11237-21grep11:28:061
531599451,28cyclictest11237-21grep11:28:061
321062450,2sleep30-21swapper/313:28:113
532299446,7cyclictest33-21ksoftirqd/212:02:052
532299446,6cyclictest33-21ksoftirqd/211:22:532
532299445,8cyclictest33-21ksoftirqd/209:27:352
532299444,7cyclictest33-21ksoftirqd/211:46:252
532299443,8cyclictest33-21ksoftirqd/213:09:362
532299443,6cyclictest33-21ksoftirqd/212:27:592
532299440,10cyclictest321ktimersoftd/212:37:572
531599440,20cyclictest0-21swapper/110:57:231
532299436,9cyclictest3876-21munin-run10:17:362
532299436,9cyclictest33-21ksoftirqd/210:57:542
532299436,7cyclictest33-21ksoftirqd/211:17:542
532299435,8cyclictest33-21ksoftirqd/210:23:032
532299435,7cyclictest33-21ksoftirqd/213:02:532
532299435,7cyclictest33-21ksoftirqd/213:02:532
532299433,7cyclictest33-21ksoftirqd/208:52:582
5322994320,9cyclictest33-21ksoftirqd/209:52:542
5322994319,8cyclictest33-21ksoftirqd/211:02:512
532299431,8cyclictest321ktimersoftd/212:47:522
532299431,7cyclictest33-21ksoftirqd/212:18:422
5322994317,9cyclictest33-21ksoftirqd/210:51:182
106891430,2ptp4l27952-21kworker/3:111:31:403
106891430,2ptp4l27952-21kworker/3:111:31:403
532299427,8cyclictest30482-21snmp_o5powerctl10:43:032
532299426,7cyclictest33-21ksoftirqd/210:52:522
532299426,7cyclictest33-21ksoftirqd/208:27:472
532299426,6cyclictest33-21ksoftirqd/208:47:492
532299425,8cyclictest0-21swapper/212:35:002
532299424,7cyclictest33-21ksoftirqd/213:33:532
532299424,7cyclictest33-21ksoftirqd/213:00:482
532299423,7cyclictest33-21ksoftirqd/213:20:012
532299423,7cyclictest33-21ksoftirqd/212:52:562
532299422,7cyclictest33-21ksoftirqd/211:29:492
532299422,7cyclictest33-21ksoftirqd/211:29:492
5322994221,7cyclictest33-21ksoftirqd/209:32:512
532299421,5cyclictest0-21swapper/209:57:362
5309994230,6cyclictest9-21ksoftirqd/010:57:500
532299416,7cyclictest33-21ksoftirqd/213:22:492
532299416,7cyclictest33-21ksoftirqd/210:38:052
532299416,7cyclictest33-21ksoftirqd/209:12:482
532299416,7cyclictest33-21ksoftirqd/209:08:032
532299415,7cyclictest33-21ksoftirqd/208:27:342
532299414,4cyclictest21410-21dpkg11:07:382
532299413,7cyclictest33-21ksoftirqd/210:31:102
5322994118,10cyclictest33-21ksoftirqd/208:17:592
5322994117,9cyclictest33-21ksoftirqd/212:02:582
5322994117,9cyclictest33-21ksoftirqd/211:52:392
531599413,30cyclictest21727-21apt-get11:07:511
531599412,29cyclictest16752-21apt-get12:07:511
531599410,25cyclictest1224-21fschecks_count12:57:551
532299406,7cyclictest33-21ksoftirqd/210:07:532
532299405,8cyclictest33-21ksoftirqd/210:02:502
532299405,6cyclictest33-21ksoftirqd/208:12:502
532299402,7cyclictest33-21ksoftirqd/209:27:482
532299400,8cyclictest321ktimersoftd/208:57:462
532299400,6cyclictest33-21ksoftirqd/208:33:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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