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2026-07-29 - 05:07
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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 rack3slot0.osadl.org (updated Wed Jul 29, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64382850,2sleep1977699cyclictest00:06:101
3292820,2sleep5978099cyclictest23:42:035
69982760,0sleep50-21swapper/523:33:225
221502710,2sleep2977799cyclictest21:48:592
268632700,0sleep40-21swapper/423:23:364
93062560,0sleep50-21swapper/520:01:325
6182540,0sleep20-21swapper/223:00:202
98082530,0sleep00-21swapper/023:06:180
176132530,0sleep70-21swapper/722:21:247
41892520,1sleep64181-21bash00:33:146
4782510,0sleep40-21swapper/422:53:014
157162510,0sleep70-21swapper/700:30:197
952325026,8sleep20-21swapper/219:05:172
166582500,0sleep50-21swapper/523:55:495
154552490,0sleep50-21swapper/500:32:015
289932480,0sleep20-21swapper/222:05:412
197492480,0sleep60-21swapper/622:26:526
190452480,1sleep14294-21kworker/1:421:27:041
183622480,0sleep30-21swapper/322:41:223
713024724,8sleep00-21swapper/019:01:300
267492470,0sleep026739-21sshd23:50:550
150222470,0sleep50-21swapper/522:30:195
311852460,0sleep20-21swapper/223:14:452
17752460,1sleep51768-21sshd23:25:535
140782460,1sleep614073-21bash21:30:296
105392460,0sleep00-21swapper/023:40:540
35892450,0sleep30-21swapper/323:25:593
279612440,1sleep327962-21sshd23:56:273
266452440,1sleep326646-21grepconf.sh21:45:403
187852440,0sleep518784-21systemd-cgroups21:50:395
123092440,0sleep50-21swapper/521:37:335
119762440,1sleep311978-21bash22:30:093
292932430,0sleep30-21swapper/323:11:023
181692430,0sleep00-21swapper/022:30:300
179802430,2sleep1977699cyclictest22:52:101
151962430,0sleep60-21swapper/622:32:046
935224221,8sleep50-21swapper/519:02:555
74512420,0sleep70-21swapper/722:40:467
73762420,0sleep00-21swapper/022:02:350
300582420,0sleep40-21swapper/422:20:174
155812420,0sleep215551-21sshd21:08:312
79322410,0sleep20-21swapper/222:37:052
52702410,0sleep30-21swapper/322:56:523
4052410,0sleep50-21swapper/523:58:295
207742410,0sleep40-21swapper/423:37:464
155772400,2sleep7978299cyclictest00:15:457
953123927,9sleep10-21swapper/119:05:241
939123927,9sleep40-21swapper/419:03:264
933623928,8sleep70-21swapper/719:02:417
930323926,9sleep30-21swapper/319:02:133
927123927,8sleep60-21swapper/619:01:526
152822390,0sleep40-21swapper/421:25:074
312552380,0sleep30-21swapper/323:29:203
255792380,0sleep40-21swapper/421:51:024
35232360,0sleep40-21swapper/422:35:074
155712260,1sleep715570-21systemd-cgroups22:30:217
9778992511,1cyclictest41-21ksoftirqd/300:32:113
977899248,1cyclictest41-21ksoftirqd/322:48:323
977899248,1cyclictest41-21ksoftirqd/321:13:333
977899237,1cyclictest41-21ksoftirqd/322:00:373
9778992210,1cyclictest41-21ksoftirqd/323:52:423
9780992116,3cyclictest57-21ksoftirqd/521:45:385
977899219,1cyclictest41-21ksoftirqd/322:37:253
977899217,1cyclictest41-21ksoftirqd/323:03:433
977899217,1cyclictest41-21ksoftirqd/300:26:563
977799215,3cyclictest33-21ksoftirqd/200:15:512
9777992116,1cyclictest131rcu_sched22:08:352
9777992114,4cyclictest33-21ksoftirqd/222:41:442
977899209,3cyclictest41-21ksoftirqd/323:42:213
977899209,2cyclictest41-21ksoftirqd/300:19:053
977899209,1cyclictest41-21ksoftirqd/321:16:353
977899209,1cyclictest41-21ksoftirqd/321:16:353
977899208,3cyclictest41-21ksoftirqd/300:02:563
977899204,3cyclictest41-21ksoftirqd/300:06:403
977899204,2cyclictest41-21ksoftirqd/321:22:233
9778992016,1cyclictest41-21ksoftirqd/322:31:573
977799205,1cyclictest33-21ksoftirqd/222:13:202
9777992017,2cyclictest33-21ksoftirqd/222:31:212
9777992016,3cyclictest33-21ksoftirqd/223:03:082
176422200,0sleep00-21swapper/021:36:080
977899197,1cyclictest41-21ksoftirqd/323:37:013
977899197,1cyclictest41-21ksoftirqd/321:37:243
9778991916,1cyclictest41-21ksoftirqd/323:33:353
9778991912,1cyclictest41-21ksoftirqd/322:56:073
977799197,1cyclictest33-21ksoftirqd/223:49:472
977799195,2cyclictest33-21ksoftirqd/200:01:212
977799195,1cyclictest33-21ksoftirqd/221:15:202
9777991917,1cyclictest33-21ksoftirqd/222:31:342
9777991915,3cyclictest33-21ksoftirqd/223:55:272
9780991816,1cyclictest57-21ksoftirqd/522:23:175
977899187,3cyclictest41-21ksoftirqd/323:17:183
977899187,3cyclictest41-21ksoftirqd/300:21:573
977899187,1cyclictest41-21ksoftirqd/322:07:293
977899186,1cyclictest41-21ksoftirqd/321:55:163
977899186,1cyclictest41-21ksoftirqd/321:09:013
977899184,3cyclictest41-21ksoftirqd/323:47:143
9778991815,2cyclictest41-21ksoftirqd/300:12:423
9778991814,3cyclictest464-21systemd-journal22:19:113
9778991814,1cyclictest41-21ksoftirqd/323:11:333
977799187,1cyclictest121rcu_preempt21:42:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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