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2026-05-14 - 13:08
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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 May 14, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3263021360,4sleep1944099cyclictest23:59:581
819921180,2sleep30-21swapper/320:15:243
1600621180,3sleep2944199cyclictest23:10:062
9177210825,47sleep10-21swapper/119:09:571
214962910,2sleep10-21swapper/121:15:571
200272910,6sleep20-21swapper/221:12:082
917228633,48sleep30-21swapper/319:09:543
130072860,1sleep30-21swapper/322:03:263
38822840,1sleep20-21swapper/200:33:452
56782830,3sleep0943999cyclictest00:11:390
313842820,1sleep231375-21sshd23:48:492
282572820,0sleep00-21swapper/021:54:510
324692810,2sleep132468-21sshd22:59:591
173302800,1sleep117329-21sshd22:18:391
326022790,2sleep10-21swapper/122:52:581
326022790,2sleep10-21swapper/122:52:581
221822790,1sleep00-21swapper/000:24:370
95652780,3sleep19564-21sshd21:28:261
202922770,1sleep30-21swapper/323:10:273
324122760,2sleep10-21swapper/122:38:111
219102760,4sleep3944299cyclictest23:25:103
141252760,2sleep10-21swapper/121:22:011
253652750,1sleep10-21swapper/100:28:521
203432750,2sleep0943999cyclictest22:29:360
59822740,0sleep05978-21sshd23:49:350
280522740,2sleep20-21swapper/222:48:502
213672740,1sleep30-21swapper/322:51:433
213672740,1sleep30-21swapper/322:51:433
129302730,3sleep1944099cyclictest21:32:111
127422730,2sleep312743-21bash23:39:483
128242720,1sleep10-21swapper/122:43:201
111632720,1sleep011154-21sshd22:06:370
301482710,2sleep30-21swapper/323:22:013
292482700,2sleep329250-21id22:05:113
161032680,1sleep016100-21sshd21:11:420
78502620,0sleep00-21swapper/022:24:320
6562610,2sleep10-21swapper/121:41:091
910725834,11sleep20-21swapper/219:09:062
63552432,39sleep1144650irq/27-eth021:59:201
893724134,4sleep00-21swapper/019:06:540
188522390,2sleep20-21swapper/223:36:192
277642380,7sleep0943999cyclictest23:14:520
212732350,2sleep321272-21sshd21:43:233
113962350,3sleep20-21swapper/222:39:402
302082310,1sleep09438-21cyclictest23:33:440
165522310,0sleep00-21swapper/022:15:100
140972310,3sleep114089-21sshd23:50:201
307982300,1sleep00-21swapper/022:01:510
18732300,4sleep30-21swapper/300:00:083
74462290,1sleep17445-21sshd21:45:171
39422260,1sleep1944099cyclictest21:13:591
238592240,3sleep20-21swapper/223:41:002
215872240,22sleep3144650irq/27-eth022:11:383
210002230,3sleep220997-21sshd21:15:532
85372220,1sleep08532-21bash00:15:560
278762220,2sleep20-21swapper/222:16:162
210592210,2sleep20-21swapper/222:00:462
9441992018,1cyclictest0-21swapper/220:09:142
200762200,2sleep30-21swapper/300:28:093
101072200,18sleep3144650irq/27-eth023:16:203
944199192,9cyclictest3240-21bash00:07:502
944099193,14cyclictest29293-21sshd22:05:121
284942190,2sleep128493-21bash23:41:311
224612190,17sleep3144650irq/27-eth022:40:513
69032181,15sleep3144650irq/27-eth021:48:543
102142180,2sleep310213-21bash21:18:143
9442991713,3cyclictest144650irq/27-eth021:30:493
944299170,5cyclictest0-21swapper/323:55:393
944299170,13cyclictest0-21swapper/323:03:073
944299170,12cyclictest27207-21sshd21:58:043
944199172,8cyclictest144650irq/27-eth022:09:432
944199170,16cyclictest153250irq/28-eth1-rx-22:24:402
944099170,12cyclictest0-21swapper/123:25:211
37152170,15sleep2144650irq/27-eth023:56:472
944299162,13cyclictest2024-21nfsd21:35:093
944299160,14cyclictest0-21swapper/323:50:193
944299160,14cyclictest0-21swapper/323:07:423
944299160,14cyclictest0-21swapper/300:05:173
944299160,11cyclictest4538-21sshd00:22:403
944299160,11cyclictest32696-21sshd22:49:273
944199169,6cyclictest12217-21sshd23:54:022
944199166,3cyclictest11838-21sshd22:10:192
944199161,8cyclictest24483-21sshd21:26:322
9441991613,2cyclictest19506-21sshd21:53:542
944199161,14cyclictest144650irq/27-eth000:23:562
944199160,14cyclictest0-21swapper/223:30:212
944199160,14cyclictest0-21swapper/200:35:182
944199160,11cyclictest4940-21sshd22:50:012
944199160,11cyclictest4940-21sshd22:50:012
944099163,12cyclictest32705-21sshd00:10:571
9440991611,4cyclictest3088-21sshd22:24:001
9440991611,4cyclictest144650irq/27-eth022:13:091
944099160,4cyclictest0-21swapper/123:05:141
944099160,3cyclictest7781-21sshd23:30:461
944099160,14cyclictest0-21swapper/121:50:111
944099160,12cyclictest9907-21sshd22:32:001
943999162,2cyclictest29553-21sshd00:29:260
944299159,4cyclictest0-21swapper/323:46:233
944299159,1cyclictest31428-21munin-run21:10:003
944299158,3cyclictest17090-21sshd00:16:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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