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2026-03-24 - 07:31
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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 rack3slot0.osadl.org (updated Tue Mar 24, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
94039913896,41cyclictest15720-21df22:06:474
223692930,1sleep722367-21grepconf.sh00:02:537
9405997349,0cyclictest0-21swapper/622:06:476
108372720,1sleep010828-21sshd21:59:040
211942660,0sleep10-21swapper/122:23:471
140472650,0sleep20-21swapper/223:30:442
9402996459,3cyclictest15397-21cp22:06:473
940499610,61cyclictest0-21swapper/522:06:485
51772530,2sleep2940199cyclictest23:26:282
220412510,1sleep022010-21bash22:38:440
152922510,0sleep40-21swapper/422:34:404
96292500,0sleep20-21swapper/200:02:082
9400994947,1cyclictest25-21ksoftirqd/122:06:471
921324924,8sleep10-21swapper/119:05:291
84002490,0sleep60-21swapper/622:43:316
214362490,0sleep50-21swapper/522:53:395
259132480,0sleep625897-21sshd00:27:186
106852480,0sleep20-21swapper/200:17:052
905524724,8sleep30-21swapper/319:03:223
273392470,0sleep60-21swapper/600:21:506
235152460,0sleep70-21swapper/723:20:007
92292450,0sleep50-21swapper/521:47:475
261812450,0sleep60-21swapper/621:59:586
104862450,0sleep30-21swapper/321:49:463
4622440,1sleep0461-21sshd21:49:110
39102440,0sleep00-21swapper/000:03:420
319452440,0sleep40-21swapper/422:41:124
910724229,9sleep20-21swapper/219:04:012
85062420,1sleep18508-21id23:06:001
258912420,0sleep7721ktimersoftd/721:48:457
210162420,0sleep10-21swapper/122:05:131
189142420,0sleep50-21swapper/521:33:305
9592410,0sleep60-21swapper/621:45:326
211902410,0sleep10-21swapper/121:18:441
187162410,0sleep20-21swapper/221:06:522
139402410,1sleep341-21ksoftirqd/300:04:173
107302410,0sleep20-21swapper/223:54:472
9399994037,3cyclictest17286-21kworker/0:222:06:470
923924027,9sleep00-21swapper/019:05:520
901824029,8sleep60-21swapper/619:02:536
39582400,0sleep53947-21sshd23:30:075
158952400,0sleep50-21swapper/521:42:355
900123927,9sleep70-21swapper/719:02:387
35072390,0sleep30-21swapper/321:23:193
33272390,0sleep30-21swapper/323:20:443
324702390,0sleep30-21swapper/322:37:273
224892390,2sleep7940699cyclictest21:52:147
173722390,0sleep00-21swapper/023:06:310
163822390,0sleep20-21swapper/223:34:362
112522390,0sleep10-21swapper/121:14:281
9401993837,1cyclictest13550irq/24-ahci[00022:06:472
899823826,9sleep40-21swapper/419:02:354
196392380,0sleep30-21swapper/321:29:513
124782380,0sleep40-21swapper/400:21:004
681823725,8sleep50-21swapper/519:01:405
26162370,0sleep00-21swapper/021:23:160
64372360,0sleep00-21swapper/000:15:030
940699350,35cyclictest13052-21kworker/7:122:06:477
187192350,0sleep40-21swapper/423:00:594
224092340,0sleep50-21swapper/521:18:485
310492260,0sleep30-21swapper/321:07:413
940199226,3cyclictest33-21ksoftirqd/223:20:432
9400992217,3cyclictest25-21ksoftirqd/123:47:281
940499216,3cyclictest57-21ksoftirqd/522:40:185
940199219,3cyclictest33-21ksoftirqd/223:04:192
940199219,2cyclictest33-21ksoftirqd/200:28:232
940199213,3cyclictest33-21ksoftirqd/221:30:422
940199204,1cyclictest33-21ksoftirqd/221:16:532
9401992017,1cyclictest33-21ksoftirqd/223:47:572
9401992016,1cyclictest33-21ksoftirqd/221:35:442
9400992016,3cyclictest25-21ksoftirqd/122:41:241
9400992016,1cyclictest25-21ksoftirqd/121:49:071
21332200,0sleep7784-21runrttasks22:17:057
9405991912,4cyclictest65-21ksoftirqd/621:49:496
9403991917,1cyclictest492-21systemd-journal00:16:214
940199196,1cyclictest33-21ksoftirqd/222:58:382
940199194,3cyclictest33-21ksoftirqd/221:41:092
9401991917,2cyclictest33-21ksoftirqd/223:42:002
940199190,19cyclictest2109-21kworker/2:521:21:582
9400991918,1cyclictest25-21ksoftirqd/122:19:111
9400991917,1cyclictest25-21ksoftirqd/121:09:081
9400991917,1cyclictest25-21ksoftirqd/100:33:571
9400991917,1cyclictest25-21ksoftirqd/100:14:191
9400991917,1cyclictest25-21ksoftirqd/100:09:021
9400991914,4cyclictest25-21ksoftirqd/122:31:101
9400991912,4cyclictest25-21ksoftirqd/123:44:181
144312190,0sleep70-21swapper/723:55:007
9405991814,1cyclictest492-21systemd-journal00:02:296
940499183,1cyclictest57-21ksoftirqd/500:17:185
940499180,1cyclictest686-21dbus-daemon21:55:215
9403991816,2cyclictest49-21ksoftirqd/421:50:174
940199187,1cyclictest33-21ksoftirqd/223:07:422
940199183,3cyclictest33-21ksoftirqd/200:12:042
940199182,3cyclictest33-21ksoftirqd/222:40:442
9401991816,1cyclictest33-21ksoftirqd/222:53:342
9401991816,1cyclictest33-21ksoftirqd/222:18:552
9401991816,1cyclictest33-21ksoftirqd/222:01:462
9401991810,3cyclictest33-21ksoftirqd/200:32:552
940199181,1cyclictest131rcu_sched21:47:192
9400991817,1cyclictest3198-21kworker/1:123:33:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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