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2026-05-21 - 04:59
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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 21, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2582021290,3sleep13189599cyclictest21:38:101
2818821150,1sleep328187-21sshd22:54:273
31497210833,44sleep10-21swapper/119:08:121
319322880,1sleep041ktimersoftd/022:15:130
114182880,2sleep10-21swapper/122:48:561
131502870,1sleep03-21ksoftirqd/022:38:250
131502870,1sleep03-21ksoftirqd/022:38:240
161242840,2sleep10-21swapper/123:14:161
158732840,3sleep20-21swapper/221:47:332
10502840,4sleep20-21swapper/223:12:362
3161328234,44sleep30-21swapper/319:09:413
208202800,2sleep20-21swapper/222:50:042
270642790,3sleep20-21swapper/200:34:202
189852790,1sleep10-21swapper/123:21:451
288022780,1sleep10-21swapper/100:27:301
135752780,2sleep32512-21runrttasks00:00:513
74902770,0sleep00-21swapper/022:59:090
276752770,1sleep20-21swapper/223:08:202
159232770,1sleep08-21rcu_preempt23:06:530
82622760,0sleep00-21swapper/021:25:430
119502760,1sleep311940-21sshd21:43:333
242532740,1sleep10-21swapper/121:27:281
64412730,2sleep26444-21grep20:35:132
44792730,5sleep33189799cyclictest22:11:503
177942730,1sleep30-21swapper/322:09:543
3144927232,11sleep20-21swapper/219:07:362
168892710,0sleep041ktimersoftd/023:43:330
275132690,3sleep13189599cyclictest22:36:051
275132690,3sleep13189599cyclictest22:36:051
154402690,0sleep041ktimersoftd/021:54:490
116502690,2sleep30-21swapper/300:36:103
116502690,2sleep30-21swapper/300:36:093
256562680,1sleep125648-21sshd22:43:301
182212680,0sleep00-21swapper/021:44:140
179592680,2sleep217956-21bash00:12:002
157172650,2sleep115709-21sshd21:47:321
16112640,4sleep23189699cyclictest21:53:182
321972620,3sleep23189699cyclictest22:18:432
3153625732,13sleep00-21swapper/019:08:430
36612400,2sleep10-21swapper/123:35:121
292672330,0sleep00-21swapper/000:09:500
147342320,29sleep1144650irq/27-eth022:24:001
8512280,1sleep10-21swapper/121:11:051
255662280,1sleep025559-21sshd21:13:490
193392280,6sleep30-21swapper/322:02:453
30302270,2sleep33027-21sshd23:05:243
272222260,2sleep327219-21bash22:43:403
39652250,2sleep20-21swapper/223:59:582
113632250,1sleep10-21swapper/123:57:121
112582253,20sleep1144650irq/27-eth000:21:421
87152240,22sleep3144650irq/27-eth021:25:473
133592240,22sleep1144650irq/27-eth023:53:491
261542230,2sleep33189799cyclictest21:38:123
208562230,4sleep13189599cyclictest00:19:201
74342220,2sleep27337-21sshd23:20:192
3189699225,16cyclictest33-21ksoftirqd/200:02:032
226132220,20sleep1144650irq/27-eth000:12:321
3189799210,11cyclictest10307-21bash22:45:153
31896992116,3cyclictest0-21swapper/223:03:562
303532210,2sleep230344-21sshd23:19:182
131472210,2sleep20-21swapper/221:36:482
3189699205,1cyclictest33-21ksoftirqd/200:20:142
31895992018,1cyclictest0-21swapper/122:53:311
3189499200,18cyclictest0-21swapper/021:32:420
292372200,0sleep129234-21cp22:14:571
257882200,1sleep08-21rcu_preempt00:23:280
213892200,2sleep041ktimersoftd/023:47:420
43582190,17sleep3144650irq/27-eth000:07:053
3189699195,13cyclictest33-21ksoftirqd/222:07:082
31896991915,3cyclictest31692-21sshd23:52:152
3189599190,14cyclictest0-21swapper/121:21:031
114522190,1sleep011450-21sshd23:39:320
81062180,2sleep30-21swapper/321:19:013
3189799183,13cyclictest0-21swapper/322:15:123
3189699185,11cyclictest33-21ksoftirqd/223:35:032
3189699183,1cyclictest11344-21sshd21:33:132
31896991813,4cyclictest20828-21sshd23:47:382
3189599188,8cyclictest0-21swapper/122:55:221
31895991815,2cyclictest3832-21bash22:26:251
31895991810,6cyclictest0-21swapper/100:31:111
64872170,15sleep1144650irq/27-eth021:53:501
3189699176,10cyclictest33-21ksoftirqd/200:29:132
3189699175,11cyclictest33-21ksoftirqd/222:31:122
3189699175,10cyclictest33-21ksoftirqd/222:20:112
3189699174,12cyclictest33-21ksoftirqd/223:33:552
3189699174,12cyclictest33-21ksoftirqd/221:12:332
3189699172,14cyclictest33-21ksoftirqd/222:47:332
3189699170,16cyclictest33-21ksoftirqd/222:13:552
3189599170,12cyclictest2470-21sshd23:27:511
3189599170,11cyclictest6490-21sshd21:18:511
31894991711,5cyclictest8674-21sshd21:57:320
3189499170,13cyclictest0-21swapper/023:00:010
110542170,15sleep1144650irq/27-eth023:06:201
321252160,0sleep00-21swapper/000:38:470
321252160,0sleep00-21swapper/000:38:470
3189799168,6cyclictest0-21swapper/323:30:193
3189799165,4cyclictest0-21swapper/300:22:483
3189799163,5cyclictest144650irq/27-eth021:31:013
3189799161,3cyclictest0-21swapper/323:02:103
3189799160,14cyclictest29065-21sshd21:45:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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