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2026-04-26 - 16:10
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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 Sun Apr 26, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1670221250,2sleep02371499cyclictest10:21:460
913321210,1sleep19135-21id10:20:561
2308829731,46sleep30-21swapper/307:05:343
2313329433,43sleep10-21swapper/107:06:071
196342890,1sleep019635-21sshd11:07:350
176292870,2sleep00-21swapper/010:25:200
297412860,2sleep129738-21sshd11:31:011
76712840,2sleep37670-21bash09:37:013
282522840,1sleep228255-21bash12:35:252
89722830,0sleep041ktimersoftd/010:45:150
289272820,1sleep20-21swapper/209:11:322
280402820,3sleep20-21swapper/208:30:132
254332820,2sleep30-21swapper/309:59:573
208372820,3sleep20-21swapper/212:27:282
150752820,0sleep00-21swapper/010:52:560
56072810,2sleep15597-21sshd09:40:321
170692800,1sleep20-21swapper/212:16:182
62282790,2sleep30-21swapper/311:24:213
131872790,0sleep00-21swapper/009:44:560
120812790,3sleep32371799cyclictest10:09:323
104042790,2sleep110405-21sshd10:56:101
89432780,4sleep20-21swapper/211:03:002
75702780,2sleep20-21swapper/209:26:302
239202780,2sleep10-21swapper/109:35:191
158762780,0sleep00-21swapper/009:34:350
149622770,1sleep10-21swapper/110:28:321
85582760,3sleep02371499cyclictest12:22:290
169492760,1sleep016947-21bash11:17:410
318192750,0sleep00-21swapper/009:15:140
304082750,2sleep20-21swapper/209:46:382
199232730,3sleep30-21swapper/312:12:543
166282730,2sleep20-21swapper/211:17:382
108152730,2sleep20-21swapper/210:41:522
2328727232,12sleep20-21swapper/207:08:052
10722720,0sleep00-21swapper/008:40:210
295462710,3sleep22371699cyclictest09:18:292
240102690,4sleep32371799cyclictest10:18:573
2320625832,14sleep00-21swapper/007:07:030
278682380,2sleep10-21swapper/112:24:431
247232340,2sleep324715-21sshd10:54:073
217932310,3sleep10-21swapper/112:38:421
102022310,2sleep20-21swapper/207:50:152
179362300,3sleep10-21swapper/109:48:501
24112290,2sleep10-21swapper/111:56:571
300992270,1sleep00-21swapper/012:39:360
29382270,0sleep00-21swapper/009:57:300
278482260,1sleep027847-21seq09:39:270
259182250,2sleep32371799cyclictest10:26:113
142882250,1sleep20-21swapper/209:30:512
71692240,3sleep30-21swapper/311:32:073
119562240,2sleep20-21swapper/212:22:552
104412240,2sleep20-21swapper/210:21:042
316912230,2sleep30-21swapper/311:27:263
245582230,1sleep02024-21nfsd10:03:150
211702230,6sleep10-21swapper/112:30:551
210692230,21sleep3144650irq/27-eth010:46:363
183732230,21sleep228950irq/26-ahci[00010:18:172
47322220,2sleep10-21swapper/110:48:201
312982220,4sleep22371699cyclictest12:03:392
72732210,3sleep27269-21bash10:01:202
197602210,19sleep3144650irq/27-eth012:27:233
189972210,1sleep10-21swapper/112:09:191
77312200,2sleep30-21swapper/309:26:313
2371599204,11cyclictest22-21ksoftirqd/111:36:021
2371599201,14cyclictest0-21swapper/109:31:461
180382200,18sleep1144650irq/27-eth010:06:101
35862190,17sleep1144650irq/27-eth011:05:481
2371799191,13cyclictest17131-21sshd11:17:433
2371599198,9cyclictest22-21ksoftirqd/110:54:491
2371599194,11cyclictest22-21ksoftirqd/109:59:481
2371599191,17cyclictest22-21ksoftirqd/109:13:031
2371599190,14cyclictest0-21swapper/111:25:041
2371499190,18cyclictest10-21rcuc/011:49:080
2371499190,15cyclictest14623-21bash11:54:490
2371699186,9cyclictest2132-21sshd10:37:492
2371699186,4cyclictest0-21swapper/211:27:072
2371699185,3cyclictest2229-21sshd09:54:032
2371699183,9cyclictest16939-21sshd11:55:052
2371699183,14cyclictest0-21swapper/207:27:372
2371699182,3cyclictest20753-21id11:40:512
2371599186,8cyclictest22-21ksoftirqd/112:02:031
2371599186,11cyclictest22-21ksoftirqd/109:25:231
2371599186,10cyclictest22-21ksoftirqd/109:50:181
2371599185,9cyclictest22-21ksoftirqd/112:11:441
2371599185,7cyclictest0-21swapper/110:12:091
2371599184,10cyclictest22-21ksoftirqd/110:31:501
23715991815,2cyclictest18392-21sshd11:14:261
2371499187,4cyclictest0-21swapper/009:53:420
181652180,0sleep00-21swapper/009:45:200
153212180,2sleep22132-21sshd11:21:242
141812180,16sleep1144650irq/27-eth010:35:201
257092170,15sleep328950irq/26-ahci[00012:35:153
2371799170,4cyclictest4960-21sshd11:39:043
2371699174,8cyclictest8720-21bash10:34:492
2371699173,9cyclictest14358-21sshd12:30:162
2371699171,9cyclictest16590-21bash11:07:152
2371699171,7cyclictest153250irq/28-eth1-rx-12:07:432
2371699171,5cyclictest0-21swapper/208:46:052
2371699170,16cyclictest30671-21sshd11:31:072
2371599176,9cyclictest22099-21sshd10:43:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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