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2026-07-30 - 08:04
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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 30, 2026 00:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1227421470,0sleep212275-21sshd22:19:482
1198621350,4sleep31690699cyclictest23:54:473
765421030,1sleep00-21swapper/021:53:290
16432210333,40sleep10-21swapper/119:07:221
253332960,3sleep30-21swapper/321:14:563
8392900,3sleep20-21swapper/222:10:182
8392900,3sleep20-21swapper/222:10:172
17782900,2sleep11780-21bash22:15:591
118232900,2sleep311822-21sshd21:38:583
281912890,2sleep128190-21id21:20:431
1648828834,40sleep30-21swapper/319:08:043
120962880,2sleep10-21swapper/123:34:331
79952870,4sleep21690599cyclictest23:16:392
259552870,2sleep125954-21bash23:58:501
72352850,2sleep22024-21nfsd00:00:042
95622840,2sleep29557-21bash22:50:502
87572830,1sleep10-21swapper/122:39:111
296582830,0sleep00-21swapper/023:47:270
19442830,1sleep01945-21fschecks_count00:20:130
270002820,2sleep20-21swapper/223:03:452
169522820,1sleep016950-21sshd23:23:340
95352810,0sleep00-21swapper/000:06:220
291592790,2sleep329157-21sshd22:12:483
291592790,2sleep329157-21sshd22:12:483
102752790,2sleep210270-21rm23:54:382
79092780,2sleep17910-21sshd23:10:571
293172780,2sleep10-21swapper/123:41:391
202302780,2sleep32023-21nfsd21:22:553
182032780,2sleep118187-21sshd22:34:221
16662780,2sleep31661-21sshd23:36:243
146682780,2sleep114667-21fschecks_count21:25:131
45532770,2sleep21690599cyclictest21:46:452
262002770,1sleep20-21swapper/200:34:472
115692760,2sleep10-21swapper/122:42:161
115112760,1sleep111504-21sshd21:59:391
88232750,4sleep11690499cyclictest23:05:001
302632750,2sleep22512-21runrttasks23:36:032
275962750,2sleep31690699cyclictest22:32:203
18922730,0sleep31889-21sshd22:18:533
128392730,2sleep212828-21sshd21:13:402
56042720,3sleep21690599cyclictest22:41:402
163892720,2sleep316387-21bash22:51:273
314282710,3sleep01690399cyclictest22:24:150
1642827131,10sleep20-21swapper/219:07:192
295532690,4sleep21690599cyclictest21:18:082
260302650,2sleep30-21swapper/323:41:213
75272630,2sleep37526-21sshd22:08:073
1641125732,22sleep00-21swapper/019:07:040
314832440,0sleep031482-21bash21:46:120
167872420,0sleep316788-21sshd23:02:493
60822360,1sleep05952-21sshd23:25:230
103912360,1sleep00-21swapper/021:19:190
278112350,0sleep227812-21bash22:26:422
222482340,2sleep122238-21sshd00:01:221
111422340,2sleep10-21swapper/100:06:321
296792320,1sleep010-21rcuc/021:12:040
21922312,26sleep2144650irq/27-eth022:30:112
126742300,5sleep21690599cyclictest23:14:192
251842291,26sleep3144650irq/27-eth023:06:233
269622280,3sleep20-21swapper/200:25:362
210172270,0sleep00-21swapper/021:36:540
192182270,2sleep20-21swapper/200:10:092
194582260,1sleep00-21swapper/022:54:370
37412250,3sleep33739-21sshd21:58:563
98042240,1sleep00-21swapper/022:13:570
98042240,1sleep00-21swapper/022:13:570
306792240,2sleep230672-21sshd21:23:502
294262230,2sleep129425-21bash22:52:381
269132230,1sleep10-21swapper/121:49:011
174232230,0sleep00-21swapper/000:12:490
10942230,1sleep02132-21sshd23:36:210
75942220,20sleep3144650irq/27-eth022:27:483
1690599221,3cyclictest0-21swapper/221:57:392
200812210,19sleep3144650irq/27-eth022:03:193
93052200,18sleep3144650irq/27-eth000:15:123
187962200,17sleep2144650irq/27-eth000:07:142
16906992012,7cyclictest0-21swapper/300:39:103
1690499207,5cyclictest2512-21runrttasks23:45:021
1690499204,1cyclictest0-21swapper/122:00:061
1690499200,4cyclictest0-21swapper/100:37:341
1690499200,18cyclictest22674-21id22:23:291
1690499200,13cyclictest19024-21sshd00:34:071
108932202,16sleep1144650irq/27-eth000:24:091
16906991913,4cyclictest11363-21needreboot00:00:233
16904991911,0cyclictest0-21swapper/121:42:251
1690499190,4cyclictest144650irq/27-eth000:12:461
1690499190,12cyclictest11478-21sshd00:18:121
1690499190,11cyclictest0-21swapper/121:15:111
1690399199,5cyclictest0-21swapper/023:42:500
1690699189,8cyclictest44-21ksoftirqd/323:13:133
1690699188,9cyclictest44-21ksoftirqd/322:56:033
1690699186,7cyclictest0-21swapper/323:56:583
16906991813,3cyclictest7753-21munin-node23:45:233
16906991813,3cyclictest32253-21sshd21:40:363
16906991813,3cyclictest29496-21sshd23:27:293
1690699180,17cyclictest44-21ksoftirqd/321:45:133
1690699180,16cyclictest44-21ksoftirqd/321:50:293
1690599184,10cyclictest0-21swapper/220:25:012
1690599183,14cyclictest0-21swapper/220:07:492
1690599180,3cyclictest13829-21sshd21:41:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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