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2025-12-29 - 05:33
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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 Mon Dec 29, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
426321750,4sleep11735499cyclictest22:59:411
1553621630,3sleep21736299cyclictest21:59:362
1924121560,5sleep21736299cyclictest19:19:342
3273921520,5sleep31737199cyclictest00:45:593
1068911050,4ptp4l401ktimersoftd/319:18:593
106891710,1ptp4l401ktimersoftd/323:20:513
326862700,4sleep032684-21irqrtprio00:09:300
171192674,10sleep00-21swapper/019:17:280
106891670,1ptp4l401ktimersoftd/320:04:293
106891650,1ptp4l401ktimersoftd/320:39:333
112322640,4sleep311195-21ssh21:54:393
325452610,2sleep20-21swapper/221:43:462
207932610,2sleep10-21swapper/100:33:281
172262594,10sleep20-21swapper/219:18:512
106891590,1ptp4l401ktimersoftd/323:32:323
106891570,1ptp4l401ktimersoftd/321:27:333
36422550,2sleep20-21swapper/219:54:272
106891550,1ptp4l401ktimersoftd/321:51:433
291212530,5sleep31737199cyclictest22:14:393
259352520,2sleep30-21swapper/300:02:143
106891520,1ptp4l401ktimersoftd/322:06:453
17354995021,10cyclictest25-21ksoftirqd/122:20:081
106891500,1ptp4l401ktimersoftd/323:58:053
17354994921,9cyclictest25-21ksoftirqd/122:26:541
17354994920,9cyclictest25-21ksoftirqd/121:24:581
1735499484,7cyclictest15958-21chrt22:37:171
17354994820,10cyclictest25-21ksoftirqd/100:22:491
17354994719,5cyclictest25-21ksoftirqd/123:09:501
17354994719,11cyclictest25-21ksoftirqd/123:05:231
17354994719,11cyclictest25-21ksoftirqd/121:57:551
17354994620,9cyclictest25-21ksoftirqd/119:59:231
17354994619,10cyclictest25-21ksoftirqd/122:52:081
17354994619,10cyclictest25-21ksoftirqd/122:52:081
17354994610,5cyclictest25-21ksoftirqd/120:35:071
17354994517,10cyclictest25-21ksoftirqd/100:17:111
17354994418,6cyclictest25-21ksoftirqd/100:44:521
17354994418,10cyclictest25-21ksoftirqd/122:06:461
17354994417,8cyclictest25-21ksoftirqd/122:57:171
17354994417,8cyclictest25-21ksoftirqd/122:57:171
106891440,2ptp4l14205-21kworker/3:023:39:363
106891440,1ptp4l401ktimersoftd/322:23:133
1735499436,7cyclictest14288-21rm21:22:291
17354994320,11cyclictest25-21ksoftirqd/122:39:221
17354994317,9cyclictest25-21ksoftirqd/122:45:361
17354994317,9cyclictest25-21ksoftirqd/122:45:361
17354994316,10cyclictest25-21ksoftirqd/122:03:201
1735499423,6cyclictest25-21ksoftirqd/119:49:361
17354994217,9cyclictest25-21ksoftirqd/100:28:101
17354994216,9cyclictest25-21ksoftirqd/121:47:431
17354994216,10cyclictest25-21ksoftirqd/122:10:581
173572410,4sleep11735499cyclictest19:19:051
17354994114,8cyclictest25-21ksoftirqd/121:37:021
17362994033,4cyclictest33-21ksoftirqd/200:04:172
1735499403,6cyclictest25-21ksoftirqd/120:59:251
1735499403,6cyclictest25-21ksoftirqd/120:19:361
1735499402,6cyclictest25-21ksoftirqd/100:35:371
1735499402,5cyclictest25-21ksoftirqd/123:53:011
106891400,1ptp4l401ktimersoftd/323:25:313
106891400,0ptp4l401ktimersoftd/320:29:383
1735499394,4cyclictest25-21ksoftirqd/100:39:271
1735499393,5cyclictest25-21ksoftirqd/121:04:421
1735499393,5cyclictest25-21ksoftirqd/121:04:421
17354993914,10cyclictest25-21ksoftirqd/121:52:251
106891390,1ptp4l401ktimersoftd/322:14:053
106891390,1ptp4l401ktimersoftd/300:14:413
106891390,1ptp4l401ktimersoftd/300:05:353
1735499383,5cyclictest25-21ksoftirqd/119:38:151
1735499382,5cyclictest25-21ksoftirqd/122:29:121
17354993817,8cyclictest25-21ksoftirqd/121:30:421
1735499381,5cyclictest25-21ksoftirqd/122:14:101
106891380,1ptp4l401ktimersoftd/323:06:343
106891380,1ptp4l401ktimersoftd/323:00:373
106891380,1ptp4l401ktimersoftd/322:27:563
106891380,0ptp4l401ktimersoftd/322:49:223
106891380,0ptp4l401ktimersoftd/322:49:223
1735499372,5cyclictest25-21ksoftirqd/119:46:541
1735499370,6cyclictest25-21ksoftirqd/121:39:361
17348993726,6cyclictest9-21ksoftirqd/021:24:210
106891370,1ptp4l401ktimersoftd/323:44:153
106891370,1ptp4l401ktimersoftd/323:14:583
106891370,1ptp4l401ktimersoftd/322:46:303
106891370,1ptp4l401ktimersoftd/322:46:303
106891370,1ptp4l401ktimersoftd/322:42:173
106891370,1ptp4l401ktimersoftd/322:32:243
106891370,1ptp4l401ktimersoftd/321:41:183
106891370,1ptp4l401ktimersoftd/321:22:133
106891370,1ptp4l401ktimersoftd/300:13:533
106891370,0ptp4l401ktimersoftd/300:31:303
1736299363,2cyclictest121rcu_preempt21:19:392
17362993629,4cyclictest25081-21cron19:34:052
1735499362,6cyclictest25-21ksoftirqd/120:09:261
17354993619,8cyclictest25-21ksoftirqd/120:24:311
1735499361,6cyclictest25-21ksoftirqd/121:09:241
1735499361,6cyclictest25-21ksoftirqd/121:09:241
1735499361,5cyclictest25-21ksoftirqd/120:29:271
1735499360,5cyclictest25-21ksoftirqd/120:44:321
106891360,1ptp4l401ktimersoftd/321:45:413
106891360,1ptp4l401ktimersoftd/320:45:233
106891360,1ptp4l401ktimersoftd/300:43:343
106891360,1ptp4l401ktimersoftd/300:36:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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