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2026-07-23 - 23:53
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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 Thu Jul 23, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1146921210,2sleep31868199cyclictest11:30:113
3261221190,1sleep10-21swapper/112:10:471
2520321190,2sleep10-21swapper/111:52:081
18330210833,46sleep30-21swapper/307:09:053
8752910,3sleep10-21swapper/109:38:111
271672900,3sleep227163-21sshd10:03:442
1817029032,54sleep10-21swapper/107:07:021
54422880,2sleep22024-21nfsd10:13:142
215632880,0sleep00-21swapper/011:19:220
175302880,1sleep30-21swapper/311:39:243
30222870,1sleep00-21swapper/010:38:530
126072870,4sleep20-21swapper/209:19:112
98402850,2sleep19817-21sshd12:32:031
103622850,2sleep10-21swapper/110:51:241
103622850,2sleep10-21swapper/110:51:241
277712830,3sleep01867499cyclictest09:58:090
238322830,2sleep123817-21sshd10:49:451
168272830,2sleep20-21swapper/209:57:112
51662820,0sleep00-21swapper/012:11:150
41122820,0sleep03-21ksoftirqd/010:27:150
314682820,2sleep331463-21bash12:10:423
271782820,4sleep31868199cyclictest09:37:373
173622820,2sleep217356-21sshd11:39:232
9882810,0sleep20-21swapper/212:10:532
210642810,2sleep10-21swapper/108:25:141
148122810,2sleep214810-21sshd11:15:382
56252800,5sleep31868199cyclictest07:50:183
23172800,2sleep12311-21sshd11:56:211
55122780,1sleep30-21swapper/310:21:413
225652780,1sleep041ktimersoftd/011:45:540
217392780,1sleep021735-21bash11:34:000
186652780,3sleep20-21swapper/209:22:372
91952770,2sleep20-21swapper/211:00:112
51712760,1sleep35166-21sshd10:33:123
270862760,1sleep00-21swapper/011:40:130
306092740,1sleep330595-21sshd10:56:153
5122730,4sleep11867999cyclictest09:52:491
1826527333,9sleep20-21swapper/207:08:162
109472730,0sleep00-21swapper/010:02:180
267752720,2sleep10-21swapper/111:16:491
103832710,1sleep10-21swapper/111:30:051
23542650,2sleep01867499cyclictest12:37:080
23542650,2sleep01867499cyclictest12:37:070
171872620,2sleep117185-21sshd11:09:481
29532610,1sleep10-21swapper/111:38:011
259972580,1sleep10-21swapper/109:11:301
1811025633,19sleep00-21swapper/007:06:170
80792340,0sleep00-21swapper/009:30:160
209942330,2sleep120986-21sshd10:03:111
241182320,2sleep124116-21sshd09:55:021
290942270,2sleep10-21swapper/109:23:351
277892272,23sleep228950irq/26-ahci[00011:14:032
135912270,2sleep313582-21sshd12:29:303
48582260,1sleep02024-21nfsd09:24:230
187942260,4sleep21868099cyclictest07:10:112
140272260,4sleep10-21swapper/110:05:201
49182250,3sleep11867999cyclictest10:44:591
136702250,3sleep30-21swapper/311:50:553
11962250,23sleep3144650irq/27-eth009:12:133
5212240,2sleep2501-21ntp_states11:05:212
40392240,0sleep00-21swapper/010:15:540
293372240,0sleep229334-21sshd11:22:562
285272240,22sleep228950irq/26-ahci[00010:38:172
183262241,21sleep1144650irq/27-eth012:29:571
157092240,22sleep328950irq/26-ahci[00010:16:583
65922230,2sleep26593-21bash10:07:332
42482230,0sleep20-21swapper/210:24:282
289962230,2sleep30-21swapper/312:04:403
258382231,20sleep1144650irq/27-eth009:34:431
1867999237,9cyclictest22-21ksoftirqd/110:13:451
304472220,2sleep330446-21sshd11:17:123
258732220,4sleep21868099cyclictest09:43:252
216042220,3sleep20-21swapper/210:28:572
1868199220,20cyclictest2023-21nfsd10:43:593
18680992117,2cyclictest2720-21sshd12:34:222
1867999217,12cyclictest22-21ksoftirqd/110:18:391
1867999215,9cyclictest22-21ksoftirqd/110:26:251
34222200,18sleep3144650irq/27-eth011:20:343
225592200,2sleep20-21swapper/209:37:112
214942200,18sleep3144650irq/27-eth012:24:183
1868099208,3cyclictest6847-21sshd09:27:212
1868099207,11cyclictest2132-21sshd12:27:192
1868099203,3cyclictest697-21sshd10:47:332
18680992015,4cyclictest0-21swapper/211:57:532
1868099201,17cyclictest33-21ksoftirqd/212:17:392
1867999200,19cyclictest22-21ksoftirqd/111:27:161
199302190,3sleep01867499cyclictest12:32:590
1868199190,14cyclictest2132-21sshd10:05:233
1868199190,14cyclictest0-21swapper/309:50:333
1868199190,13cyclictest19155-21sshd09:42:473
1868099193,1cyclictest685-21sshd10:15:352
18680991915,3cyclictest19139-21sshd09:45:412
1867999195,13cyclictest0-21swapper/109:15:311
1867999194,9cyclictest22-21ksoftirqd/111:47:251
1867999193,9cyclictest22-21ksoftirqd/112:02:321
18679991915,1cyclictest22-21ksoftirqd/111:10:071
1867999190,7cyclictest0-21swapper/112:39:511
1867999190,7cyclictest0-21swapper/112:39:511
1867999190,17cyclictest22-21ksoftirqd/112:16:371
177572190,17sleep1144650irq/27-eth011:00:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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