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2025-11-18 - 20:01
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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 rack5slot0.osadl.org (updated Tue Nov 18, 2025 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2687721520,2sleep00-21swapper/009:22:170
2415121400,4sleep11641699cyclictest11:52:401
1014921370,0sleep310150-21id12:14:223
570721340,1sleep30-21swapper/309:26:533
1292621300,4sleep31641899cyclictest12:08:333
1217721300,1sleep21641799cyclictest12:31:452
2203221240,3sleep21847-21nfsd11:15:572
2565321210,3sleep01641599cyclictest12:35:480
1104321190,3sleep21641799cyclictest09:13:502
1600621140,2sleep116003-21sshd10:21:221
2249421090,3sleep11641699cyclictest11:45:431
1201321040,4sleep11641699cyclictest10:37:371
2135321020,2sleep10-21swapper/112:21:021
315792950,1sleep10-21swapper/110:09:321
216702940,1sleep00-21swapper/010:55:360
147502940,2sleep114748-21sshd12:08:431
34122920,1sleep01641599cyclictest12:04:130
290072920,2sleep20-21swapper/209:25:562
93422910,2sleep00-21swapper/011:44:320
73502910,1sleep20-21swapper/212:22:442
30862910,2sleep33088-21id10:26:413
4622860,2sleep01641599cyclictest09:56:280
265662850,1sleep20-21swapper/209:22:142
232302840,1sleep023224-21sshd10:18:490
20272840,2sleep32025-21sshd10:36:353
167452840,2sleep1135650irq/27-eth011:28:551
1597328431,49sleep30-21swapper/307:07:573
263942830,1sleep10-21swapper/111:33:081
1596628331,48sleep10-21swapper/107:07:521
88852820,0sleep00-21swapper/010:27:180
233132810,2sleep10-21swapper/111:02:261
146762810,2sleep214673-21sshd09:54:452
5272800,4sleep21641799cyclictest12:13:292
46942800,2sleep14692-21sshd10:10:041
316622800,2sleep30-21swapper/309:46:283
314572790,4sleep21641799cyclictest10:53:222
188362790,2sleep318833-21bash12:32:223
184892790,1sleep10-21swapper/111:12:201
254902780,1sleep30-21swapper/310:08:543
86622770,2sleep18663-21bash09:34:011
176012770,2sleep117599-21netstat11:55:211
302052760,1sleep10-21swapper/110:42:541
259102760,4sleep11641699cyclictest10:19:051
150052750,4sleep21641799cyclictest11:51:412
36642740,2sleep20-21swapper/210:23:322
297762720,0sleep00-21swapper/012:21:490
313282710,0sleep131331-21id10:53:211
1605627133,9sleep20-21swapper/207:09:022
195282690,3sleep01641599cyclictest11:45:260
75052670,2sleep30-21swapper/310:54:153
181752670,2sleep118174-21bash12:02:101
32682640,2sleep13267-21sshd09:19:501
324372610,1sleep30-21swapper/310:23:073
288132480,2sleep20-21swapper/210:56:222
196692460,0sleep219668-21bash11:12:292
1599524235,4sleep00-21swapper/007:08:140
1641599390,37cyclictest10644-21cp09:10:210
296532350,33sleep226950irq/26-ahci[00009:36:182
304582340,28sleep2135650irq/27-eth012:00:072
251882340,7sleep10-21swapper/111:23:051
16418993412,9cyclictest29512-21bash11:13:323
16416993329,3cyclictest0-21swapper/112:29:171
16416993329,3cyclictest0-21swapper/112:29:161
248592300,1sleep00-21swapper/012:12:390
16416993016,2cyclictest22-21ksoftirqd/112:12:521
1641699290,21cyclictest22-21ksoftirqd/112:39:051
213042280,2sleep20-21swapper/211:29:252
1641699286,20cyclictest22-21ksoftirqd/109:57:301
1641899270,19cyclictest44-21ksoftirqd/310:31:543
16416992713,4cyclictest22-21ksoftirqd/112:17:541
16416992711,13cyclictest22-21ksoftirqd/109:28:031
24452260,2sleep22437-21rm09:40:112
1641699269,16cyclictest22-21ksoftirqd/110:49:431
1641699263,6cyclictest28437-21sshd12:33:151
1641699263,4cyclictest31116-21munin-node11:40:241
1641699261,19cyclictest22-21ksoftirqd/109:50:431
66912250,23sleep3135650irq/27-eth010:57:273
27062251,22sleep2135650irq/27-eth011:37:192
16418992519,4cyclictest1847-21nfsd10:10:043
16415992512,12cyclictest3-21ksoftirqd/009:40:270
1641599250,19cyclictest9728-21sshd10:00:400
71372240,1sleep07131-21sshd09:27:020
16418992421,2cyclictest1848-21nfsd10:15:143
16417992410,5cyclictest10950irq/23-ehci_hcd11:41:022
1641699242,15cyclictest22-21ksoftirqd/110:02:021
16416992417,5cyclictest2513-21sshd09:23:111
1641699241,21cyclictest22-21ksoftirqd/109:11:451
1641699240,22cyclictest22-21ksoftirqd/109:35:451
1641699240,21cyclictest22-21ksoftirqd/109:48:501
313622230,4sleep20-21swapper/210:29:402
16418992316,5cyclictest25737-21sshd12:27:133
16418992316,5cyclictest25737-21sshd12:27:133
1641699235,16cyclictest22-21ksoftirqd/110:28:431
1641699230,20cyclictest22-21ksoftirqd/111:08:121
1641599231,2cyclictest1845-21nfsd11:58:180
16415992311,5cyclictest3-21ksoftirqd/012:07:110
1641599230,14cyclictest7723-21sshd10:40:300
16418992217,3cyclictest12557-21sshd09:20:403
16418992216,4cyclictest36-21rcuop/209:32:513
16418992215,4cyclictest0-21swapper/309:55:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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