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2026-09-05 - 04:28
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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 Sat Sep 05, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2087021270,0sleep020863-21cp00:07:190
515021250,4sleep31346999cyclictest00:37:393
213982980,3sleep10-21swapper/122:43:231
118472940,0sleep00-21swapper/022:16:240
291622890,2sleep10-21swapper/123:53:331
217842880,1sleep221777-21sshd22:17:202
267742870,0sleep00-21swapper/023:01:100
1305828732,9sleep20-21swapper/219:07:512
61782860,2sleep30-21swapper/323:25:183
61782860,2sleep30-21swapper/323:25:183
21262860,2sleep12118-21sshd23:13:281
120972860,0sleep00-21swapper/000:18:090
59462840,2sleep20-21swapper/223:39:592
4692840,0sleep00-21swapper/023:19:040
244652840,2sleep30-21swapper/321:11:473
203212830,2sleep320319-21sshd00:10:103
1304228334,45sleep10-21swapper/119:07:381
39602810,3sleep30-21swapper/322:24:373
35722810,1sleep03566-21sshd21:53:000
1284628031,44sleep30-21swapper/319:05:253
117502800,1sleep30-21swapper/323:02:453
18152790,3sleep31346999cyclictest21:52:513
285212780,3sleep30-21swapper/321:46:433
101682780,1sleep12023-21nfsd22:33:381
53172770,3sleep10-21swapper/121:44:431
53172770,3sleep10-21swapper/121:44:431
113422770,2sleep30-21swapper/322:02:053
291472750,1sleep329146-21sshd23:59:323
200512750,0sleep00-21swapper/022:40:220
119082750,2sleep20-21swapper/200:15:102
90212720,4sleep31346999cyclictest22:50:543
98272710,2sleep10-21swapper/122:16:131
242922710,3sleep01345499cyclictest21:46:190
271572690,4sleep31346999cyclictest22:26:333
181302690,0sleep00-21swapper/023:11:590
130622690,2sleep32512-21runrttasks20:20:113
258602680,5sleep11345999cyclictest21:26:041
128732680,1sleep10-21swapper/123:31:451
128732680,1sleep10-21swapper/123:31:451
200522620,1sleep01345499cyclictest00:39:010
100022560,1sleep21346499cyclictest21:19:042
204472550,0sleep20-21swapper/222:11:292
303222460,4sleep20-21swapper/223:33:262
303222460,4sleep20-21swapper/223:33:262
76192430,0sleep07618-21sshd22:27:430
1315024335,4sleep00-21swapper/019:09:020
176842350,0sleep317674-21sshd21:25:223
316922330,3sleep041ktimersoftd/021:26:350
71472290,4sleep10-21swapper/121:10:171
309582290,26sleep1144650irq/27-eth000:05:201
216482290,3sleep20-21swapper/200:30:252
152132290,27sleep2144650irq/27-eth000:01:042
311022280,1sleep031101-21sshd21:55:200
240162280,2sleep224012-21sshd23:18:152
135892280,3sleep10-21swapper/100:38:261
195332270,3sleep319534-21sshd23:44:053
12432270,2sleep31247-21bash00:25:413
43022260,2sleep10-21swapper/122:07:121
197152260,24sleep1144650irq/27-eth021:51:341
101472260,2sleep310143-21sshd22:45:133
176462250,1sleep317641-21sshd00:01:153
137742250,3sleep20-21swapper/223:55:102
9622240,3sleep10-21swapper/123:01:461
85322240,3sleep21346499cyclictest22:22:082
316282240,3sleep20-21swapper/200:22:442
1346499246,4cyclictest32030-21sshd22:58:442
97402230,3sleep30-21swapper/322:13:283
27462230,1sleep21346499cyclictest22:27:162
207242230,21sleep1144650irq/27-eth021:46:011
158542230,21sleep3144650irq/27-eth022:42:543
103742230,21sleep3144650irq/27-eth000:18:013
282082220,2sleep228205-21sshd23:27:212
282082220,2sleep228205-21sshd23:27:202
272552220,2sleep10-21swapper/100:10:401
246852220,20sleep1144650irq/27-eth000:04:521
1345999211,6cyclictest0-21swapper/100:30:151
1345999210,14cyclictest7445-21sshd00:29:171
65602200,2sleep20-21swapper/222:47:452
1346499200,12cyclictest17445-21sshd00:12:442
1345999208,6cyclictest0-21swapper/123:42:061
1345999208,4cyclictest0-21swapper/121:39:401
196662193,14sleep3144650irq/27-eth021:42:583
196662193,14sleep3144650irq/27-eth021:42:583
1346999191,11cyclictest5728-21sshd21:55:563
1346499196,3cyclictest0-21swapper/223:11:322
1346499193,3cyclictest2132-21sshd21:43:372
1346499193,3cyclictest2132-21sshd21:43:372
13464991916,2cyclictest0-21swapper/222:09:252
13464991913,4cyclictest22876-21sshd21:25:482
1345999191,9cyclictest0-21swapper/123:46:211
13459991913,4cyclictest20691-21sshd22:20:191
302512180,16sleep1144650irq/27-eth021:55:181
150302180,3sleep01345499cyclictest00:03:580
13469991816,1cyclictest0-21swapper/300:22:273
1346999181,13cyclictest18275-21rm22:31:263
1346999180,12cyclictest21513-21sshd00:07:223
1346499189,5cyclictest0-21swapper/220:07:472
1346499186,4cyclictest12946-21sshd21:50:572
1346499186,3cyclictest729-21sshd21:55:302
1346499181,7cyclictest609-21sshd23:07:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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