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2026-05-28 - 19:30
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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 May 28, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1646221280,0sleep016463-21bash12:38:210
1646221280,0sleep016463-21bash12:38:200
2025221230,4sleep31264799cyclictest10:23:063
3243121170,2sleep30-21swapper/312:10:423
12310210634,43sleep10-21swapper/107:09:171
12139210432,45sleep30-21swapper/307:07:053
301782990,0sleep00-21swapper/012:14:030
273832940,2sleep227378-21sshd10:53:192
193142940,1sleep019310-21sshd09:22:590
143822930,2sleep10-21swapper/110:51:331
188072880,2sleep10-21swapper/109:22:561
299452870,2sleep32066-21nscd12:25:203
244482870,3sleep10-21swapper/109:37:071
199542860,1sleep00-21swapper/011:23:180
203662850,2sleep10-21swapper/109:43:491
46592820,0sleep00-21swapper/012:07:460
216012810,2sleep20-21swapper/210:45:212
207592800,2sleep320756-21sshd09:30:003
273932790,1sleep20-21swapper/211:16:342
54362780,2sleep10-21swapper/111:46:111
34522780,2sleep20-21swapper/210:00:162
266322770,1sleep10-21swapper/111:56:091
186172760,1sleep30-21swapper/309:11:373
77422740,2sleep30-21swapper/309:38:493
141602740,1sleep10-21swapper/111:54:571
92502730,2sleep10-21swapper/110:32:571
282352730,2sleep10-21swapper/112:06:471
212162680,2sleep21264699cyclictest11:30:372
57782620,3sleep11264599cyclictest10:36:021
1228625833,12sleep20-21swapper/207:08:562
1209125833,22sleep00-21swapper/007:06:270
145042380,0sleep014505-21sshd09:32:420
84092330,1sleep00-21swapper/010:14:570
138072330,31sleep2144650irq/27-eth011:43:452
113722330,4sleep10-21swapper/110:15:151
250512300,1sleep025050-21seq11:27:390
239872280,26sleep3144650irq/27-eth012:24:503
63902270,2sleep20-21swapper/211:02:042
228732270,1sleep01264499cyclictest09:58:580
182262270,2sleep22512-21runrttasks10:59:392
57392260,3sleep30-21swapper/310:28:593
264682250,2sleep326461-21sshd09:55:483
1264799250,23cyclictest21353-21bash11:15:543
124532240,2sleep20-21swapper/210:40:552
148942230,21sleep1144650irq/27-eth011:26:331
322672220,20sleep2144650irq/27-eth012:10:422
4602210,1sleep00-21swapper/009:38:020
169612210,19sleep1144650irq/27-eth012:02:071
142342210,2sleep314232-21sshd10:04:543
267542200,3sleep10-21swapper/111:05:071
127702200,4sleep11264599cyclictest07:10:111
117262200,0sleep00-21swapper/011:18:250
26672190,1sleep30-21swapper/311:28:463
203562191,16sleep3144650irq/27-eth011:40:533
156802190,2sleep10-21swapper/112:20:171
12647991911,4cyclictest0-21swapper/309:45:253
233652180,16sleep3144650irq/27-eth009:15:383
12647991812,5cyclictest144650irq/27-eth009:33:563
1264799180,16cyclictest0-21swapper/310:37:323
12646991812,4cyclictest6032-21bash11:09:592
1264699180,16cyclictest27728-21sshd09:20:222
12645991812,4cyclictest15467-21sshd10:01:321
6622170,0sleep00-21swapper/011:42:170
1264799178,4cyclictest24889-21bash12:31:503
1264799177,5cyclictest26662-21sshd11:20:013
1264799170,13cyclictest144650irq/27-eth011:05:213
1264699178,5cyclictest15054-21munin-node12:05:202
1264699176,3cyclictest13299-21bash11:10:362
1264699174,6cyclictest11538-21sshd09:10:502
1264699174,12cyclictest2024-21nfsd07:11:572
1264699173,13cyclictest32254-21sshd10:39:362
12646991713,3cyclictest2024-21nfsd09:35:112
1264699170,15cyclictest0-21swapper/209:10:012
1264699170,13cyclictest0-21swapper/209:50:492
1264599170,15cyclictest0-21swapper/110:40:121
1264599170,11cyclictest144650irq/27-eth010:49:091
12362170,2sleep31237-21bash10:57:483
147342160,1sleep00-21swapper/010:51:350
1264799168,3cyclictest0-21swapper/310:44:273
1264799167,7cyclictest20378-21sshd10:45:163
1264799164,4cyclictest144650irq/27-eth012:35:043
1264799164,4cyclictest144650irq/27-eth012:35:033
1264799162,0cyclictest0-21swapper/310:18:213
12647991611,4cyclictest13511-21sshd09:54:353
12647991610,4cyclictest24081-21bash11:04:423
1264799160,15cyclictest2024-21nfsd09:40:353
1264799160,14cyclictest0-21swapper/311:55:313
1264799160,12cyclictest0-21swapper/311:12:253
1264799160,11cyclictest0-21swapper/312:03:403
1264699169,3cyclictest144650irq/27-eth010:20:132
1264699163,6cyclictest2024-21nfsd11:56:422
1264699163,6cyclictest16899-21sshd10:15:492
1264699163,1cyclictest21892-21sshd11:23:342
1264699163,12cyclictest28740-21sshd11:35:002
1264699162,8cyclictest689-21iostat_ios10:10:152
1264699162,12cyclictest0-21swapper/209:31:412
1264699161,8cyclictest144650irq/27-eth010:07:142
12646991612,3cyclictest1870-21sshd12:00:242
1264699161,14cyclictest19647-21sshd11:48:062
1264699161,14cyclictest153250irq/28-eth1-rx-08:13:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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