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2026-06-13 - 18:41
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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 rack7slot0.osadl.org (updated Sat Jun 13, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/007:09:410
112750600,0irq/25-eth00-21swapper/307:05:033
112750600,0irq/25-eth00-21swapper/107:06:061
120650440,0irq/26-eth1-rx-0-21swapper/207:05:232
98399180,0cyclictest0-21swapper/010:10:120
986991615,0cyclictest112750irq/25-eth009:56:073
986991511,0cyclictest0-21swapper/310:21:333
98699150,0cyclictest0-21swapper/311:58:133
98699150,0cyclictest0-21swapper/310:35:103
985991514,0cyclictest26031-21sshd10:14:142
985991514,0cyclictest0-21swapper/211:30:202
98599150,0cyclictest0-21swapper/210:43:592
984991514,0cyclictest25383-21diskmemload09:20:571
98499150,0cyclictest0-21swapper/108:20:191
986991411,0cyclictest5958-21bash10:11:283
986991411,0cyclictest0-21swapper/312:10:113
986991411,0cyclictest0-21swapper/312:10:103
98699140,0cyclictest0-21swapper/311:25:143
98699140,0cyclictest0-21swapper/309:05:203
984991413,0cyclictest0-21swapper/110:17:531
98499140,0cyclictest0-21swapper/111:49:471
983991413,0cyclictest0-21swapper/011:45:070
983991413,0cyclictest0-21swapper/010:40:110
271140,0ktimersoftd/20-21swapper/212:06:142
986991312,0cyclictest0-21swapper/311:01:533
986991312,0cyclictest0-21swapper/310:54:343
986991311,0cyclictest0-21swapper/310:07:023
986991310,0cyclictest0-21swapper/310:41:113
986991310,0cyclictest0-21swapper/309:12:473
985991312,0cyclictest27887-21perl09:10:152
985991312,0cyclictest0-21swapper/212:39:062
985991312,0cyclictest0-21swapper/212:33:252
98599130,0cyclictest0-21swapper/211:35:332
98599130,0cyclictest0-21swapper/210:20:342
984991313,0cyclictest0-21swapper/109:32:131
984991312,0cyclictest3713-21sshd10:11:081
984991312,0cyclictest0-21swapper/111:38:291
984991312,0cyclictest0-21swapper/110:06:431
983991312,0cyclictest0-21swapper/010:28:070
983991311,0cyclictest0-21swapper/012:35:030
112750130,0irq/25-eth00-21swapper/211:03:022
986991211,0cyclictest31430-21sshd12:29:423
986991211,0cyclictest2926-21timerwakeupswit09:15:213
986991211,0cyclictest27669-21sshd09:31:293
986991211,0cyclictest112750irq/25-eth010:49:193
986991210,0cyclictest0-21swapper/311:47:453
986991210,0cyclictest0-21swapper/311:24:103
986991210,0cyclictest0-21swapper/310:02:383
98699120,0cyclictest23528-21sshd10:18:113
98699120,0cyclictest0-21swapper/312:22:093
98699120,0cyclictest0-21swapper/311:07:553
98699120,0cyclictest0-21swapper/310:59:463
985991212,0cyclictest0-21swapper/212:04:492
985991211,0cyclictest6157-21sshd09:58:402
985991211,0cyclictest0-21swapper/211:29:172
985991210,0cyclictest0-21swapper/211:15:562
985991210,0cyclictest0-21swapper/210:03:062
98599120,0cyclictest25383-21diskmemload09:21:442
98599120,0cyclictest18057-21sshd10:34:482
98599120,0cyclictest0-21swapper/212:14:422
98599120,0cyclictest0-21swapper/212:14:422
98599120,0cyclictest0-21swapper/210:19:562
98599120,0cyclictest0-21swapper/208:00:212
984991211,0cyclictest26251-21bash10:22:531
984991210,0cyclictest4192-21sshd09:41:101
98499120,0cyclictest16383-21sshd09:38:381
98499120,0cyclictest0-21swapper/111:23:031
98499120,0cyclictest0-21swapper/110:44:021
98499120,0cyclictest0-21swapper/109:54:471
98399129,0cyclictest0-21swapper/009:50:140
983991211,0cyclictest5702-21munin-node10:20:190
983991211,0cyclictest21733-21bash12:28:200
983991211,0cyclictest17509-21sshd11:05:030
983991211,0cyclictest0-21swapper/010:06:500
983991211,0cyclictest0-21swapper/009:46:230
983991211,0cyclictest0-21swapper/009:15:570
983991210,0cyclictest0-21swapper/012:07:330
983991210,0cyclictest0-21swapper/010:33:060
98399120,0cyclictest12336-21bash11:39:100
98399120,0cyclictest0-21swapper/007:40:210
191120,0ktimersoftd/10-21swapper/110:26:431
112750120,0irq/25-eth06492-21sshd11:16:313
112750120,0irq/25-eth00-21swapper/011:52:190
9950110,0irq/24-0000:00:1480-21nfsd10:01:340
986991111,0cyclictest0-21swapper/312:04:443
986991110,0cyclictest24535-21sshd12:33:043
986991110,0cyclictest0-21swapper/312:16:413
98699110,0cyclictest0-21swapper/312:38:463
985991111,0cyclictest0-21swapper/207:52:382
985991110,0cyclictest25078-21bash10:09:492
985991110,0cyclictest1563-21sshd10:36:492
985991110,0cyclictest0-21swapper/211:52:522
98599110,0cyclictest380-21sshd11:59:222
98599110,0cyclictest0-21swapper/208:22:432
98599110,0cyclictest0-21swapper/208:10:102
98599110,0cyclictest0-21swapper/208:05:242
98599110,0cyclictest0-21swapper/207:41:082
98499119,0cyclictest0-21swapper/107:12:151
984991111,0cyclictest24586-21bash12:02:321
984991111,0cyclictest0-21swapper/111:11:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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