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2026-05-10 - 22:03
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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 rack2slot0.osadl.org (updated Sun May 10, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299742920,0sleep10-21swapper/111:49:301
77702720,0sleep10-21swapper/109:17:101
251102610,0sleep00-21swapper/012:19:490
52142580,0sleep00-21swapper/010:37:050
34562580,0sleep1710-21NetworkManager11:10:581
247312580,0sleep30-21swapper/311:46:123
162812570,0sleep10-21swapper/108:00:141
36322550,0sleep10-21swapper/112:12:221
102852550,0sleep10-21swapper/111:53:241
63072540,1sleep26306-21awk07:35:162
317922540,10sleep375750irq/24-eno1-rx-11:16:123
194242540,1sleep319421-21lspci10:38:233
59012530,0sleep20-21swapper/210:51:322
310622530,1sleep231049-21bash12:20:152
307402530,0sleep0101ktimersoftd/011:18:580
276972520,0sleep10-21swapper/110:20:151
246872520,0sleep20-21swapper/211:01:382
147062510,0sleep20-21swapper/212:35:352
30252500,0sleep00-21swapper/009:12:400
271292500,0sleep10-21swapper/112:25:281
202372500,1sleep020228-21sshd12:24:580
281292490,1sleep228130-21bash12:14:322
194642490,0sleep00-21swapper/011:31:510
15952490,0sleep00-21swapper/011:44:180
117222490,0sleep00-21swapper/010:31:390
250932460,0sleep30-21swapper/310:00:183
221152460,0sleep20-21swapper/211:32:052
176702420,0sleep00-21swapper/011:54:030
294212390,3sleep175850irq/25-eno1-tx-11:21:351
313762360,0sleep3401ktimersoftd/309:37:553
103462350,1sleep210328-21sshd11:05:582
293502310,0sleep329349-21bash09:34:593
265042308,7sleep30-21swapper/307:06:113
265512298,7sleep00-21swapper/007:06:460
265252287,6sleep10-21swapper/107:06:251
2665722311,7sleep20-21swapper/207:08:072
138232220,0sleep30-21swapper/310:28:503
26924991916,2cyclictest19042-21kworker/1:011:33:131
74002180,0sleep00-21swapper/012:32:110
274832180,1sleep11-21systemd09:48:591
26924991817,0cyclictest0-21swapper/111:08:031
51782170,1sleep2674-21dbus-daemon09:24:482
264452170,0sleep00-21swapper/009:15:250
250862170,0sleep2311rcuc/211:21:122
59232160,0sleep10-21swapper/112:23:431
309012160,1sleep3370-21jbd2/sda1-809:16:013
285052160,0sleep30-21swapper/312:39:403
2692799166,1cyclictest33-21ksoftirqd/212:27:262
26924991614,1cyclictest20607-21kworker/1:111:42:041
202402160,1sleep220238-21lspci11:37:312
135772160,0sleep00-21swapper/010:46:300
299692150,0sleep30-21swapper/309:57:503
26924991513,1cyclictest32455-21kworker/1:009:24:581
26924991512,2cyclictest710-21NetworkManager10:42:221
219642150,0sleep321962-21bash12:08:233
16852150,0sleep20-21swapper/210:04:132
313512140,0sleep2311rcuc/212:03:342
313512140,0sleep2311rcuc/212:03:332
2692799145,3cyclictest33-21ksoftirqd/210:31:322
2692799145,2cyclictest33-21ksoftirqd/210:57:342
2692799145,1cyclictest33-21ksoftirqd/211:27:292
2692799140,0cyclictest0-21swapper/209:46:022
26924991413,0cyclictest7488-21kworker/1:211:55:351
26924991413,0cyclictest24807-21lspci12:36:291
26924991412,1cyclictest19042-21kworker/1:011:29:461
26924991412,1cyclictest12521-21kworker/1:410:29:151
240702140,1sleep00-21swapper/012:25:150
196662140,0sleep00-21swapper/011:26:190
167872140,0sleep20-21swapper/209:10:182
160782140,0sleep30-21swapper/309:50:453
2692899130,12cyclictest951-21sshd09:40:533
2692799135,3cyclictest33-21ksoftirqd/209:40:492
2692799135,1cyclictest33-21ksoftirqd/210:39:102
2692799134,3cyclictest33-21ksoftirqd/212:08:412
2692799134,3cyclictest33-21ksoftirqd/210:42:442
2692799134,2cyclictest33-21ksoftirqd/211:41:052
2692799134,1cyclictest33-21ksoftirqd/210:23:232
2692799132,2cyclictest29977-21packagekitd11:48:442
2692799132,1cyclictest25597-21systemd-cgroups11:51:542
2692799131,2cyclictest33-21ksoftirqd/212:33:252
2692799131,1cyclictest33-21ksoftirqd/211:18:052
26924991313,0cyclictest5967-21kworker/1:112:33:431
26924991313,0cyclictest241ktimersoftd/108:53:581
26924991313,0cyclictest241ktimersoftd/108:53:571
26924991312,0cyclictest5967-21kworker/1:112:04:261
26924991312,0cyclictest5967-21kworker/1:112:04:251
26924991312,0cyclictest13551-21kworker/1:309:11:151
41972120,1sleep14189-21sshd10:51:231
2692899120,1cyclictest10435-21sshd12:18:323
2692899120,11cyclictest674-21dbus-daemon11:41:323
2692899120,11cyclictest5069-21sshd12:26:223
2692799127,3cyclictest33-21ksoftirqd/209:36:202
2692799125,1cyclictest33-21ksoftirqd/209:51:382
2692799124,2cyclictest649-21polkitd10:47:422
2692799124,1cyclictest33-21ksoftirqd/212:15:082
2692799124,1cyclictest33-21ksoftirqd/211:58:342
2692799123,3cyclictest33-21ksoftirqd/210:27:212
2692799123,3cyclictest33-21ksoftirqd/210:15:042
2692799123,1cyclictest33-21ksoftirqd/210:11:022
2692799121,1cyclictest13445-21bash09:56:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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