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2025-12-08 - 11:48
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Mon Dec 08, 2025 00:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
362022660,7sleep319031-1kworker/u9:019:05:333
363822620,2sleep12242-21kworker/u8:2119:05:351
423622540,1sleep24097-21kworker/u8:719:08:322
442998182171,6cyclictest23161-21kworker/u8:7620:02:011
442898167161,3cyclictest1050ksoftirqd/020:02:010
442898118109,6cyclictest1050ksoftirqd/020:47:040
884621140,2sleep10-21swapper/123:05:291
442998107100,4cyclictest25083-21kworker/u8:5020:07:081
44289810190,8cyclictest10-21ksoftirqd/020:07:080
228492950,2sleep322848-21ssh22:25:493
228492950,2sleep322848-21ssh22:25:483
118892950,2sleep111888-21ssh22:05:031
4432989183,5cyclictest23154-21kworker/u8:6920:02:003
4429988882,4cyclictest25580-21kworker/u8:3122:41:461
4429988679,4cyclictest32545-21kworker/u8:2820:36:581
4429988679,4cyclictest32545-21kworker/u8:2820:36:581
4428988072,5cyclictest118150irq/29-4f00000.22:41:450
4428987969,7cyclictest10-21ksoftirqd/020:36:580
4428987969,7cyclictest10-21ksoftirqd/020:36:580
4429987467,4cyclictest31053-21kworker/u8:1121:42:211
4428986957,8cyclictest10-21ksoftirqd/021:42:210
281662560,2sleep20-21swapper/222:38:402
281662560,2sleep20-21swapper/222:38:392
234642520,10sleep119-21ksoftirqd/122:29:041
234642520,10sleep119-21ksoftirqd/122:29:041
4429984942,4cyclictest13476-21kworker/u8:2022:17:101
9702480,2sleep30-21swapper/322:49:583
4429984640,3cyclictest28788-21kworker/u8:720:27:371
4429984640,3cyclictest28788-21kworker/u8:720:27:371
4428984432,8cyclictest10-21ksoftirqd/022:17:110
58982410,5sleep3311ksoftirqd/320:39:543
58982410,5sleep3311ksoftirqd/320:39:543
4432983731,4cyclictest7545-21kworker/u8:720:47:043
250262370,2sleep325018-21ssh22:30:433
250262370,2sleep325018-21ssh22:30:433
4429983619,4cyclictest19-21ksoftirqd/121:55:151
4429983619,4cyclictest19-21ksoftirqd/121:55:151
442998361,3cyclictest121rcu_preempt21:00:151
442998361,3cyclictest121rcu_preempt21:00:151
4428983528,5cyclictest10-21ksoftirqd/020:40:190
4428983520,5cyclictest10-21ksoftirqd/000:30:410
4428983519,4cyclictest10-21ksoftirqd/023:10:350
443098342,7cyclictest25-21ksoftirqd/222:30:432
443098342,7cyclictest25-21ksoftirqd/222:30:422
4429983427,4cyclictest5990-21kworker/u8:2222:02:511
37732340,8sleep331-21ksoftirqd/320:31:343
443098332,6cyclictest25-21ksoftirqd/200:20:232
4428983320,3cyclictest10-21ksoftirqd/021:10:420
4428983320,3cyclictest10-21ksoftirqd/020:15:310
4428983320,3cyclictest10-21ksoftirqd/020:15:310
4428983319,7cyclictest10-21ksoftirqd/022:20:310
443298321,3cyclictest121rcu_preempt23:20:173
443098329,6cyclictest25-21ksoftirqd/223:15:322
443098326,6cyclictest25-21ksoftirqd/220:45:432
443098324,5cyclictest25-21ksoftirqd/221:50:412
443098324,5cyclictest25-21ksoftirqd/221:50:412
443098324,5cyclictest25-21ksoftirqd/219:20:372
443098324,5cyclictest25-21ksoftirqd/219:20:372
4430983226,4cyclictest241rcuc/223:45:392
196772320,1sleep313984-21kworker/u8:800:35:163
64262310,6sleep36425-21cpuspeed20:40:233
4432983125,3cyclictest27311-21kworker/u8:3123:47:183
443098317,8cyclictest25-21ksoftirqd/219:25:272
443098317,8cyclictest25-21ksoftirqd/219:25:262
443098315,5cyclictest25-21ksoftirqd/223:10:002
443098314,5cyclictest25-21ksoftirqd/223:55:172
443098314,5cyclictest25-21ksoftirqd/222:25:182
443098314,5cyclictest25-21ksoftirqd/222:25:172
443098311,6cyclictest25-21ksoftirqd/219:35:342
442998312,5cyclictest121rcu_preempt21:50:161
442998312,5cyclictest121rcu_preempt21:50:161
442998311,7cyclictest17201-21ssh00:30:121
4428983118,3cyclictest10-21ksoftirqd/020:10:210
443098300,10cyclictest25-21ksoftirqd/222:00:202
442898306,8cyclictest23040-21taskset22:26:550
442898306,8cyclictest23040-21taskset22:26:550
4428983019,3cyclictest10-21ksoftirqd/023:25:350
33062300,6sleep331-21ksoftirqd/321:45:423
320892300,2sleep30-21swapper/321:40:153
272682300,8sleep3121rcu_preempt21:30:263
214092300,7sleep225-21ksoftirqd/200:38:102
202212300,7sleep1191ksoftirqd/123:29:091
170142300,6sleep331-21ksoftirqd/321:09:103
443298292,5cyclictest31-21ksoftirqd/320:50:413
443098294,4cyclictest25-21ksoftirqd/221:40:402
443098293,6cyclictest25-21ksoftirqd/222:55:002
443098293,5cyclictest25-21ksoftirqd/200:05:442
443098293,5cyclictest25-21ksoftirqd/200:05:442
443098292,6cyclictest25-21ksoftirqd/221:25:292
443098292,6cyclictest25-21ksoftirqd/221:20:192
443098292,5cyclictest18301-21ssh21:10:392
4430982916,10cyclictest241rcuc/200:10:202
443098291,5cyclictest20490-21ssh21:15:282
443098290,7cyclictest25-21ksoftirqd/223:35:312
443098290,7cyclictest25-21ksoftirqd/223:35:302
277062290,5sleep331-21ksoftirqd/323:44:243
166622290,5sleep3311ksoftirqd/300:28:413
56582280,2sleep20-21swapper/220:36:522
56582280,2sleep20-21swapper/220:36:522
443098285,6cyclictest25-21ksoftirqd/221:55:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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