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2026-01-10 - 01:01
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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 Fri Jan 09, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30482210334,40sleep10-21swapper/107:06:551
226362880,2sleep10-21swapper/109:50:261
282802860,4sleep20-21swapper/209:41:132
111032860,0sleep00-21swapper/010:39:540
37262850,3sleep20-21swapper/212:11:322
3067828433,47sleep30-21swapper/307:09:143
286862840,2sleep20-21swapper/210:47:402
38972820,3sleep20-21swapper/211:55:572
41022810,1sleep20-21swapper/210:38:442
74742780,0sleep00-21swapper/009:27:570
35902750,1sleep30-21swapper/311:04:213
294832750,3sleep230970-21cyclictest11:49:522
108442740,1sleep10-21swapper/111:57:081
30822730,2sleep10-21swapper/112:37:321
165942730,2sleep316589-21sshd09:59:543
90912710,3sleep03097599cyclictest10:13:570
204982710,1sleep00-21swapper/010:15:330
97162650,0sleep00-21swapper/012:33:260
23202650,2sleep20-21swapper/210:17:562
196382640,1sleep30-21swapper/312:35:053
181392640,3sleep23098599cyclictest11:53:092
181392640,3sleep23098599cyclictest11:53:092
62982610,3sleep13098199cyclictest12:32:511
3062425833,13sleep00-21swapper/007:08:430
3042425734,11sleep20-21swapper/207:06:122
76062470,1sleep20-21swapper/211:10:092
322392290,1sleep032233-21sshd11:55:190
3098199280,20cyclictest4671-21sshd10:59:221
253272281,25sleep2137550irq/27-eth012:25:232
11512280,3sleep20-21swapper/209:52:152
3098199261,16cyclictest137550irq/27-eth010:43:041
3098199260,0cyclictest0-21swapper/112:06:001
3098199255,9cyclictest137550irq/27-eth011:06:141
3098199255,10cyclictest1882-21nfsd10:24:051
3098199253,9cyclictest16398-21sshd09:49:421
3098199251,16cyclictest137550irq/27-eth010:26:221
3098199250,12cyclictest21279-21sshd09:25:071
3098199250,12cyclictest18797-21sshd09:14:431
3098199250,11cyclictest32486-21sshd12:10:551
3099099240,22cyclictest24695-21sshd11:59:303
3098199241,8cyclictest137550irq/27-eth009:01:521
3098199241,17cyclictest137550irq/27-eth009:36:451
3098199241,0cyclictest0-21swapper/111:52:251
3098199241,0cyclictest0-21swapper/111:52:251
3098199240,22cyclictest14127-21sshd11:36:521
3098199240,22cyclictest1002-21sshd12:21:311
3098199240,12cyclictest9356-21sshd09:18:111
3098199240,10cyclictest137550irq/27-eth009:40:381
3098199233,9cyclictest4267-21sshd10:13:051
3098199232,9cyclictest137550irq/27-eth011:13:201
3098199232,16cyclictest10850irq/23-ehci_hcd11:21:031
3098199231,16cyclictest137550irq/27-eth011:00:231
3098199231,0cyclictest0-21swapper/112:00:361
3098199231,0cyclictest0-21swapper/111:18:061
3098199230,21cyclictest5156-21sshd10:54:191
3098199230,21cyclictest21354-21sshd10:46:271
3098199230,21cyclictest18730-21sshd10:05:141
3098199230,21cyclictest11857-21sshd10:40:001
3098199230,18cyclictest9193-21sshd11:41:131
3098199230,18cyclictest826-21sshd12:26:421
3098199230,15cyclictest25887-21sshd09:20:361
3098199230,14cyclictest19167-21unixbench-2d10:15:201
3098199230,12cyclictest21462-21sshd11:27:451
3098199230,12cyclictest1926-21nscd10:32:541
3098199230,10cyclictest137550irq/27-eth011:45:271
3098199230,10cyclictest137550irq/27-eth009:30:451
29822230,1sleep23098599cyclictest10:28:182
234082230,2sleep30-21swapper/309:10:163
3099099228,7cyclictest19032-21sshd12:29:483
3098199228,12cyclictest524-21sshd12:16:131
3098199222,9cyclictest137550irq/27-eth009:55:101
3098199222,15cyclictest10850irq/23-ehci_hcd09:07:181
3098199220,20cyclictest14731-21sshd11:31:461
3098199220,17cyclictest26059-21sshd10:01:101
3098199220,16cyclictest137550irq/27-eth008:06:141
225542220,1sleep00-21swapper/010:46:390
54532210,19sleep3137550irq/27-eth011:20:093
3098199212,9cyclictest12262-21fschecks_count08:50:111
3098199211,8cyclictest137550irq/27-eth008:28:391
3098199210,11cyclictest9790-21munin-run07:35:011
301972210,1sleep20-21swapper/209:21:172
188562210,0sleep00-21swapper/011:37:400
103752210,2sleep30-21swapper/311:51:503
103752210,2sleep30-21swapper/311:51:503
3098199206,12cyclictest1993-21sshd07:43:561
3098199201,8cyclictest137550irq/27-eth008:00:171
3098199200,18cyclictest824-21munin-node07:15:191
3098199200,18cyclictest2439-21runrttasks07:53:581
79012191,16sleep2137550irq/27-eth009:38:102
3099099197,4cyclictest23029-21sshd09:50:293
3098599192,6cyclictest137550irq/27-eth007:18:122
30985991916,2cyclictest0-21swapper/210:32:262
3098199199,5cyclictest0-21swapper/108:40:331
3098199190,9cyclictest137550irq/27-eth008:55:121
3098199190,9cyclictest137550irq/27-eth007:25:211
3098199190,0cyclictest0-21swapper/107:20:191
308282190,2sleep00-21swapper/011:24:100
89102180,16sleep2137550irq/27-eth009:28:112
3098599183,6cyclictest137550irq/27-eth010:05:142
3098599183,13cyclictest25626-21sshd11:23:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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