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2026-04-23 - 23:39
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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 Thu Apr 23, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911050,3ptp4l401ktimersoftd/308:18:193
106891750,1ptp4l401ktimersoftd/313:25:523
106891690,1ptp4l401ktimersoftd/310:50:463
283812670,2sleep20-21swapper/212:43:232
106891670,1ptp4l401ktimersoftd/311:13:403
255532640,5sleep22563699cyclictest11:02:532
106891590,1ptp4l401ktimersoftd/313:52:383
282232580,5sleep228226-21irqrtprio09:33:252
106891580,1ptp4l401ktimersoftd/312:41:183
25630995725,5cyclictest25-21ksoftirqd/113:53:121
106891570,1ptp4l401ktimersoftd/312:10:233
106891570,1ptp4l401ktimersoftd/312:10:233
106891570,10ptp4l401ktimersoftd/313:03:113
62512550,4sleep125-21ksoftirqd/113:26:171
258882540,2sleep10-21swapper/109:28:261
25630995122,5cyclictest25-21ksoftirqd/112:38:211
25630995121,4cyclictest25-21ksoftirqd/110:28:431
25630995120,11cyclictest25-21ksoftirqd/111:28:311
106891510,2ptp4l13532-21kworker/3:010:34:473
106891500,1ptp4l401ktimersoftd/310:46:533
25630994924,4cyclictest25-21ksoftirqd/113:13:121
25630994924,4cyclictest25-21ksoftirqd/109:18:061
25630994921,5cyclictest25-21ksoftirqd/113:28:281
143291490,4getstats2564299cyclictest12:34:203
87262480,5sleep18731-21cpuspeed_turbos12:23:221
2563099483,9cyclictest5685-21munin-run08:48:051
25630994823,4cyclictest25-21ksoftirqd/113:03:221
25630994819,11cyclictest25-21ksoftirqd/111:08:271
25630994818,5cyclictest25-21ksoftirqd/111:33:351
108212480,2sleep30-21swapper/311:53:093
106891480,1ptp4l401ktimersoftd/312:27:393
287092470,1sleep128711-21cut12:43:261
25630994734,3cyclictest25-21ksoftirqd/112:33:111
25630994734,3cyclictest25-21ksoftirqd/111:58:261
25630994723,4cyclictest25-21ksoftirqd/111:53:371
25630994723,4cyclictest25-21ksoftirqd/108:28:061
25630994722,4cyclictest25-21ksoftirqd/108:58:221
25630994722,4cyclictest25-21ksoftirqd/108:38:211
25630994722,4cyclictest25-21ksoftirqd/108:38:211
25630994721,5cyclictest25-21ksoftirqd/111:06:211
25630994720,4cyclictest25-21ksoftirqd/109:23:281
25630994719,7cyclictest25-21ksoftirqd/110:18:251
25630994719,10cyclictest25-21ksoftirqd/109:53:071
25630994718,7cyclictest25-21ksoftirqd/111:48:311
2562599474,7cyclictest0-21swapper/011:03:200
2562599473,8cyclictest25857-21apt-get12:08:220
2562599473,8cyclictest25857-21apt-get12:08:220
2562599472,6cyclictest0-21swapper/011:58:220
25636994638,4cyclictest33-21ksoftirqd/213:23:212
2563099462,9cyclictest25-21ksoftirqd/112:23:101
25630994621,4cyclictest25-21ksoftirqd/113:18:251
25630994620,4cyclictest25-21ksoftirqd/112:56:081
25630994619,4cyclictest25-21ksoftirqd/108:48:201
25630994619,4cyclictest25-21ksoftirqd/108:33:201
25630994618,5cyclictest25-21ksoftirqd/110:18:071
25630994618,4cyclictest25-21ksoftirqd/109:03:231
25630994614,8cyclictest25-21ksoftirqd/109:53:291
2562599463,6cyclictest0-21swapper/010:33:200
2562599461,5cyclictest0-21swapper/010:38:190
2563099455,7cyclictest25-21ksoftirqd/111:23:091
2563099454,9cyclictest25-21ksoftirqd/113:38:411
25630994521,4cyclictest25-21ksoftirqd/112:08:211
25630994521,4cyclictest25-21ksoftirqd/112:08:211
25630994521,4cyclictest25-21ksoftirqd/109:38:301
25630994520,9cyclictest25-21ksoftirqd/110:28:071
25630994519,8cyclictest25-21ksoftirqd/111:23:281
25630994519,10cyclictest25-21ksoftirqd/112:58:401
25630994518,8cyclictest25-21ksoftirqd/110:43:321
2563099450,5cyclictest25-21ksoftirqd/112:03:281
2563099445,7cyclictest25-21ksoftirqd/109:08:341
25630994438,3cyclictest25-21ksoftirqd/111:38:141
25630994420,4cyclictest25-21ksoftirqd/111:13:291
25630994420,4cyclictest25-21ksoftirqd/110:37:391
25630994420,10cyclictest25-21ksoftirqd/111:43:361
25630994419,4cyclictest25-21ksoftirqd/112:48:271
25630994418,4cyclictest25-21ksoftirqd/112:33:211
25630994417,4cyclictest25-21ksoftirqd/113:13:391
25630994417,4cyclictest25-21ksoftirqd/110:48:351
106891440,1ptp4l401ktimersoftd/312:18:533
25630994319,3cyclictest25-21ksoftirqd/109:33:361
25630994316,7cyclictest25-21ksoftirqd/110:53:271
25630994316,5cyclictest25-21ksoftirqd/110:08:201
2563099425,7cyclictest25-21ksoftirqd/109:43:221
2563099424,9cyclictest25-21ksoftirqd/110:38:341
2563099421,8cyclictest121rcu_preempt12:13:321
25630994218,8cyclictest25-21ksoftirqd/110:03:071
25630994218,4cyclictest25-21ksoftirqd/108:23:201
25630994217,10cyclictest25-21ksoftirqd/113:33:251
2562599422,5cyclictest0-21swapper/012:53:220
25625994212,4cyclictest12305-21sendmail13:33:110
2563099415,3cyclictest25-21ksoftirqd/111:03:081
2563099413,3cyclictest121rcu_preempt08:53:281
25630994112,10cyclictest25-21ksoftirqd/109:18:251
25636994034,3cyclictest33-21ksoftirqd/213:43:232
25630994016,10cyclictest25-21ksoftirqd/110:03:301
25630994014,8cyclictest25-21ksoftirqd/113:45:311
2562599403,8cyclictest21205-21apt-get10:58:220
2562599402,6cyclictest0-21swapper/012:43:220
2562599401,5cyclictest2859-21apt-get12:18:140
25625994014,3cyclictest3428-21sh11:44:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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