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2026-09-16 - 02:43
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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 Wed Sep 16, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
545621320,3sleep31373199cyclictest23:13:583
780821240,1sleep17806-21bash00:04:021
855521200,1sleep30-21swapper/322:27:413
526221180,0sleep00-21swapper/021:18:410
2668221060,7sleep03-21ksoftirqd/021:43:130
552921010,1sleep05530-21sshd23:40:130
1802221000,1sleep30-21swapper/323:21:123
214072980,1sleep00-21swapper/022:37:400
113402980,3sleep01372699cyclictest23:02:500
242972940,1sleep024281-21sshd00:11:190
298662920,2sleep22024-21nfsd00:00:152
192802920,2sleep119275-21bash22:57:461
87962910,2sleep38792-21sshd21:47:173
72802890,1sleep21373099cyclictest23:02:262
270792890,1sleep00-21swapper/000:34:430
281132880,3sleep20-21swapper/200:17:262
71452870,1sleep37146-21bash00:35:423
31792870,1sleep02023-21nfsd22:24:210
241932870,2sleep224183-21sshd22:02:472
106412870,3sleep11372999cyclictest22:19:011
5042850,2sleep30-21swapper/322:47:223
1339028532,49sleep10-21swapper/119:09:011
273632830,4sleep31373199cyclictest23:30:373
296982820,2sleep229696-21bash23:07:162
1311528233,44sleep30-21swapper/319:05:413
123682820,2sleep212366-21sshd00:39:142
73942790,3sleep21373099cyclictest21:44:232
52962790,1sleep05293-21sshd00:21:090
292602790,2sleep329259-21sshd21:23:413
225272790,2sleep31373199cyclictest21:40:043
269192780,0sleep00-21swapper/023:50:470
30682770,1sleep11372999cyclictest00:12:201
170902770,1sleep017088-21sshd00:07:420
249872750,2sleep11372999cyclictest00:37:251
151802750,1sleep00-21swapper/000:19:120
1344527524,12sleep20-21swapper/219:09:412
121342750,3sleep00-21swapper/021:25:020
299672730,0sleep31373199cyclictest00:11:503
304902720,0sleep00-21swapper/000:29:140
206422710,3sleep31373199cyclictest23:59:233
77172700,4sleep21373099cyclictest22:10:122
39332690,1sleep31373199cyclictest22:53:343
108632680,1sleep21373099cyclictest23:32:052
177352660,2sleep317729-21sshd00:04:563
317992620,1sleep30-21swapper/322:03:283
1321125532,11sleep00-21swapper/019:06:430
312572480,46sleep2144650irq/27-eth021:20:562
228972390,0sleep00-21swapper/020:40:140
225732390,1sleep00-21swapper/021:20:140
13731993934,4cyclictest2024-21nfsd00:21:433
144552331,30sleep2144650irq/27-eth000:33:352
58112320,2sleep25813-21id00:29:562
41042320,4sleep31373199cyclictest23:37:113
13726993213,3cyclictest26790-21sshd00:00:000
1372699318,15cyclictest3-21ksoftirqd/000:00:050
238482280,26sleep1144650irq/27-eth023:21:461
183422280,1sleep10-21swapper/123:26:581
145832280,3sleep20-21swapper/221:47:492
13726992813,2cyclictest3-21ksoftirqd/021:11:150
260572272,23sleep1144650irq/27-eth023:09:521
131082270,25sleep3144650irq/27-eth023:52:353
9432260,2sleep10-21swapper/121:46:351
310202260,3sleep10-21swapper/123:36:411
156802260,2sleep115667-21sshd00:25:021
1373099267,2cyclictest0-21swapper/223:35:362
13729992612,4cyclictest0-21swapper/123:54:281
115792260,2sleep111576-21sshd21:50:211
259582250,2sleep325960-21id23:47:533
223482250,2sleep322334-21sshd21:31:303
14472250,4sleep21373099cyclictest22:41:342
1372699257,5cyclictest2023-21nfsd00:35:390
1372699252,2cyclictest3-21ksoftirqd/022:54:040
1372699250,21cyclictest7768-21sshd23:49:110
217092240,2sleep321708-21sshd21:37:073
178532240,22sleep1144650irq/27-eth021:16:551
13729992414,7cyclictest27809-21sshd22:35:201
13729992414,5cyclictest10161-21bash22:51:121
197092230,2sleep10-21swapper/100:19:371
1373199230,18cyclictest5645-21cp22:33:193
1373199230,18cyclictest5645-21cp22:33:193
1373099236,3cyclictest2024-21nfsd23:42:532
13729992317,1cyclictest16870-21sshd21:36:411
13729992316,4cyclictest30968-21sshd23:48:201
13729992315,5cyclictest18668-21sshd23:44:241
13729992313,9cyclictest22-21ksoftirqd/100:06:181
13729992312,8cyclictest0-21swapper/122:34:521
13729992312,8cyclictest0-21swapper/122:34:511
1372699239,11cyclictest3-21ksoftirqd/021:37:260
13726992316,4cyclictest0-21swapper/023:13:150
13726992315,7cyclictest3-21ksoftirqd/021:47:500
13726992312,9cyclictest3-21ksoftirqd/022:00:000
1372699231,12cyclictest11529-21bash21:58:530
72942220,20sleep2144650irq/27-eth000:09:532
142192220,2sleep314221-21sshd21:25:133
1373199220,6cyclictest30187-21sshd22:58:453
1373099224,2cyclictest11827-21sshd22:54:172
1372699226,14cyclictest3-21ksoftirqd/022:41:060
13726992216,4cyclictest3-21ksoftirqd/023:22:480
13726992213,3cyclictest3-21ksoftirqd/022:46:470
1372699221,11cyclictest0-21swapper/021:53:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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