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2026-04-08 - 22:00
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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 Apr 08, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1574621350,4sleep23169099cyclictest11:55:182
2631821280,3sleep33169299cyclictest10:05:383
2612821280,1sleep30-21swapper/310:58:283
2612821280,1sleep30-21swapper/310:58:283
1152521180,5sleep13168999cyclictest12:24:221
294712870,0sleep00-21swapper/010:26:360
289652870,2sleep10-21swapper/111:38:221
3136528533,48sleep10-21swapper/107:09:121
3128328533,48sleep30-21swapper/307:08:103
212152850,3sleep30-21swapper/311:55:593
79662840,2sleep27964-21bash12:31:012
320962840,2sleep20-21swapper/210:26:542
13412820,1sleep20-21swapper/209:11:122
52902810,2sleep10-21swapper/112:27:061
201952810,2sleep12023-21nfsd11:51:451
95822790,1sleep03168899cyclictest12:13:240
82222790,2sleep20-21swapper/209:39:082
124692740,1sleep10-21swapper/112:02:511
272422730,0sleep00-21swapper/009:37:430
3134627132,9sleep20-21swapper/207:08:572
47122700,2sleep14713-21sshd11:58:061
246112690,0sleep124613-21bash09:51:291
91622680,0sleep09160-21bash10:17:380
67132680,1sleep10-21swapper/112:38:051
154732680,4sleep13168999cyclictest10:28:361
182932670,0sleep00-21swapper/010:50:320
167802660,2sleep30-21swapper/311:47:253
193372640,3sleep23169099cyclictest09:26:382
221982610,2sleep10-21swapper/109:26:581
3119525732,13sleep00-21swapper/007:07:130
59132420,40sleep3144650irq/27-eth011:54:113
217962341,22sleep1144650irq/27-eth010:36:231
131462330,4sleep30-21swapper/310:32:043
237402310,28sleep1144650irq/27-eth009:37:201
236372310,2sleep323642-21sed08:00:213
29592290,2sleep10-21swapper/111:24:391
245782290,2sleep20-21swapper/210:44:132
31142280,2sleep10-21swapper/109:11:231
114932280,1sleep041ktimersoftd/007:35:140
266412270,2sleep126639-21sshd10:55:021
266412270,2sleep126639-21sshd10:55:021
216712260,2sleep20-21swapper/209:44:172
3169099250,19cyclictest0-21swapper/211:19:412
177342250,22sleep3144650irq/27-eth012:21:293
176682250,2sleep20-21swapper/212:35:302
3169099243,3cyclictest0-21swapper/210:31:392
69022230,0sleep20-21swapper/211:54:172
302532230,1sleep00-21swapper/010:13:010
250232230,21sleep1144650irq/27-eth010:44:171
246082230,0sleep10-21swapper/109:17:041
3169099220,2cyclictest0-21swapper/207:10:192
31688992214,7cyclictest0-21swapper/012:20:540
308842221,18sleep328950irq/26-ahci[00009:21:033
182132220,20sleep3144650irq/27-eth010:54:093
155642220,20sleep1144650irq/27-eth009:43:331
31692992119,1cyclictest0-21swapper/307:41:563
3169099218,11cyclictest14573-21sshd12:06:292
3169099217,12cyclictest7500-21latency11:10:172
3169099216,13cyclictest489-21cut10:20:122
3169099210,2cyclictest0-21swapper/209:18:432
3169099210,10cyclictest0-21swapper/210:35:232
3169099210,10cyclictest0-21swapper/210:10:132
275402212,17sleep1144650irq/27-eth011:31:131
3169099207,11cyclictest8684-21sshd12:27:312
3169099207,11cyclictest29420-21sshd09:45:132
3169099207,11cyclictest25690-21sshd11:05:172
3169099207,11cyclictest25690-21sshd11:05:172
3169099207,11cyclictest2512-21runrttasks07:25:282
3169099202,2cyclictest0-21swapper/209:55:322
3169099200,2cyclictest0-21swapper/212:19:302
3169099200,2cyclictest0-21swapper/212:12:342
3169099200,2cyclictest0-21swapper/211:36:432
3169099200,2cyclictest0-21swapper/211:25:262
3168999205,14cyclictest22-21ksoftirqd/110:12:181
31688992011,4cyclictest3-21ksoftirqd/009:48:250
3169099198,9cyclictest2386-21sshd11:02:502
3169099198,9cyclictest2351-21sshd11:45:502
3169099198,9cyclictest2024-21nfsd10:15:582
3169099197,10cyclictest22896-21sshd10:05:192
3169099192,9cyclictest0-21swapper/209:30:342
31690991912,6cyclictest23582-21bash10:58:122
31690991912,6cyclictest23582-21bash10:58:122
3169099191,16cyclictest0-21swapper/211:30:072
3169099190,9cyclictest0-21swapper/208:17:002
3169099190,2cyclictest0-21swapper/212:00:072
3169099190,2cyclictest0-21swapper/211:20:152
3169099190,2cyclictest0-21swapper/210:51:192
3169099190,2cyclictest0-21swapper/210:48:472
3169099190,2cyclictest0-21swapper/209:50:242
3169099190,2cyclictest0-21swapper/207:22:152
3169099190,17cyclictest0-21swapper/212:20:192
3169099190,17cyclictest0-21swapper/207:47:342
3169099190,10cyclictest0-21swapper/209:20:122
3168999199,3cyclictest22-21ksoftirqd/110:23:581
3168999195,10cyclictest22-21ksoftirqd/111:45:121
3168999194,8cyclictest22-21ksoftirqd/111:42:021
3168999194,11cyclictest22-21ksoftirqd/109:31:391
3168999193,15cyclictest22-21ksoftirqd/109:58:161
3168999193,10cyclictest22-21ksoftirqd/110:19:391
3168999191,2cyclictest0-21swapper/112:33:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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