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2026-05-04 - 04:37
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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 Mon May 04, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51772700,0sleep05137-21sshd23:06:000
289952570,1sleep228989-21sshd00:30:042
124252560,1sleep5758-21runrttasks21:48:365
304332530,0sleep70-21swapper/722:08:577
118132530,0sleep40-21swapper/400:19:254
271662510,1sleep727168-21grepconf.sh23:58:377
199412510,0sleep10-21swapper/122:23:561
86122500,0sleep40-21swapper/421:38:424
43062500,0sleep50-21swapper/522:59:565
1104625025,9sleep70-21swapper/719:06:397
1099525026,9sleep00-21swapper/019:06:000
28582490,0sleep61-21systemd21:59:346
233082490,0sleep50-21swapper/500:18:065
84222480,0sleep20-21swapper/223:37:342
243042480,0sleep00-21swapper/000:22:090
152012480,0sleep715198-21sshd21:48:467
1124224827,8sleep20-21swapper/219:09:232
156892460,0sleep00-21swapper/021:41:020
113162460,0sleep00-21swapper/021:34:540
1094724624,8sleep10-21swapper/119:05:211
44022450,0sleep20-21swapper/223:59:122
256652450,0sleep70-21swapper/722:30:117
49842440,0sleep50-21swapper/522:15:195
300502440,0sleep60-21swapper/623:44:436
238922430,0sleep70-21swapper/721:29:487
196142430,0sleep30-21swapper/322:29:513
139192430,0sleep20-21swapper/222:41:192
303242420,0sleep40-21swapper/421:49:394
279432420,1sleep31-21systemd23:32:543
204942420,0sleep320492-21sshd00:23:563
199802420,0sleep10-21swapper/122:43:351
289372410,1sleep628934-21sshd21:43:496
97792400,0sleep00-21swapper/023:19:460
31022400,1sleep61142999cyclictest22:22:576
264212400,0sleep40-21swapper/421:45:314
161802400,1sleep449-21ksoftirqd/400:31:184
136662400,1sleep113664-21bash22:58:401
1102624027,9sleep50-21swapper/519:06:215
1099824022,14sleep30-21swapper/319:06:033
85202390,1sleep18507-21sshd21:21:171
1119923927,9sleep40-21swapper/419:08:454
1101023927,8sleep60-21swapper/619:06:146
78222370,0sleep20-21swapper/221:11:092
317942370,0sleep1231rcuc/123:09:301
257642370,1sleep51142599cyclictest22:02:465
306642360,0sleep00-21swapper/022:08:580
202772360,0sleep20-21swapper/200:02:012
235972350,0sleep40-21swapper/423:32:394
174772220,0sleep00-21swapper/022:02:170
756-21210,14sshd85150irq/25-em1-rx-021:16:386
148422210,0sleep30-21swapper/323:53:533
1142599210,1cyclictest0-21swapper/523:22:025
1139799213,1cyclictest25-21ksoftirqd/122:11:571
318762200,1sleep233-21ksoftirqd/200:10:262
11425992016,3cyclictest57-21ksoftirqd/523:52:345
11425992016,3cyclictest57-21ksoftirqd/521:21:195
11401992017,2cyclictest2470-21cp00:14:462
1140199200,3cyclictest121rcu_preempt23:02:572
1139799205,1cyclictest25-21ksoftirqd/122:29:321
11397992018,1cyclictest25-21ksoftirqd/121:42:121
1139799201,1cyclictest25-21ksoftirqd/123:40:451
233422190,1sleep023318-21sshd22:47:420
11429991911,4cyclictest65-21ksoftirqd/621:57:046
11425991917,1cyclictest57-21ksoftirqd/523:57:025
11425991913,3cyclictest57-21ksoftirqd/522:23:355
1142599190,3cyclictest131rcu_sched21:13:575
11397991917,1cyclictest25-21ksoftirqd/100:05:501
11397991917,1cyclictest25-21ksoftirqd/100:03:181
1139799191,1cyclictest25-21ksoftirqd/121:44:521
29832180,4sleep50-21swapper/522:24:485
1142599187,3cyclictest57-21ksoftirqd/523:40:155
1142599187,2cyclictest57-21ksoftirqd/522:59:055
1142599183,3cyclictest57-21ksoftirqd/500:09:045
11425991814,3cyclictest57-21ksoftirqd/523:29:445
11425991814,3cyclictest57-21ksoftirqd/522:09:225
1142599181,1cyclictest131rcu_sched22:48:415
1142599180,0cyclictest121rcu_preempt21:58:035
1140199185,1cyclictest33-21ksoftirqd/221:43:382
11401991816,1cyclictest33-21ksoftirqd/221:47:572
11401991813,3cyclictest33-21ksoftirqd/223:09:222
11397991816,1cyclictest25-21ksoftirqd/122:08:321
1139799180,3cyclictest25-21ksoftirqd/100:23:381
30652170,0sleep4471rcuc/421:26:414
118182170,0sleep70-21swapper/722:50:457
1143599171,4cyclictest0-21swapper/721:17:177
11425991715,1cyclictest57-21ksoftirqd/521:17:285
11425991714,3cyclictest57-21ksoftirqd/521:37:365
11425991713,3cyclictest57-21ksoftirqd/523:27:415
1142599171,3cyclictest121rcu_preempt23:37:535
1142599170,2cyclictest721-21dbus-daemon00:00:115
1142599170,1cyclictest0-21swapper/521:41:175
11408991715,1cyclictest41-21ksoftirqd/300:33:063
1140199176,2cyclictest33-21ksoftirqd/222:19:462
11401991716,1cyclictest33-21ksoftirqd/223:26:052
11401991715,1cyclictest464-21systemd-journal23:16:122
11401991713,4cyclictest33-21ksoftirqd/221:59:422
11401991713,1cyclictest33-21ksoftirqd/222:09:402
11401991712,4cyclictest464-21systemd-journal22:48:132
11401991711,3cyclictest33-21ksoftirqd/200:38:172
1140199171,2cyclictest33-21ksoftirqd/222:26:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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