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2026-06-27 - 04:47
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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 Sat Jun 27, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2685721080,0sleep40-21swapper/421:48:204
320121010,0sleep3391rcuc/300:33:263
320121010,0sleep3391rcuc/300:33:263
1921998847,41cyclictest0-21swapper/021:12:440
12502830,1sleep41246-21sshd22:13:594
175872710,0sleep50-21swapper/523:13:115
228382670,0sleep40-21swapper/423:50:024
96062600,0sleep50-21swapper/522:32:025
305342570,0sleep60-21swapper/621:23:076
323462520,0sleep20-21swapper/221:11:422
1958995116,33cyclictest65-21ksoftirqd/621:12:446
257972500,0sleep425793-21sshd00:13:254
248022490,0sleep70-21swapper/722:24:597
194999480,47cyclictest5644-21kworker/4:121:12:444
47242470,2sleep4194999cyclictest23:58:274
252692470,1sleep125-21ksoftirqd/121:54:011
176842470,0sleep10-21swapper/123:49:431
179722460,1sleep2709-21systemd-logind21:12:462
67462430,0sleep20-21swapper/223:22:212
281882430,0sleep10-21swapper/120:47:461
274372430,0sleep40-21swapper/421:42:354
182352430,1sleep218237-21bash23:05:312
123512430,0sleep00-21swapper/022:34:050
123122430,0sleep20-21swapper/200:00:492
111362430,0sleep00-21swapper/022:08:420
70212420,1sleep6195899cyclictest23:10:396
61672420,1sleep233-21ksoftirqd/222:04:282
126472420,0sleep50-21swapper/521:45:325
274612410,0sleep00-21swapper/021:54:080
22412410,0sleep60-21swapper/600:27:446
61092400,0sleep70-21swapper/719:12:487
56562400,1sleep4481ktimersoftd/422:00:374
283622400,0sleep40-21swapper/421:21:134
272172400,1sleep773-21ksoftirqd/722:03:457
186382400,0sleep50-21swapper/521:47:495
175624029,8sleep20-21swapper/219:07:072
169724029,8sleep10-21swapper/119:06:181
165324028,8sleep60-21swapper/619:05:436
114532400,0sleep00-21swapper/022:18:190
106352400,1sleep310621-21bash00:04:353
104842400,0sleep6631rcuc/623:22:336
306372390,0sleep70-21swapper/721:58:167
196699390,38cyclictest5993-21kworker/7:321:12:447
175723927,8sleep30-21swapper/319:07:083
160623927,9sleep40-21swapper/419:05:014
156323927,9sleep70-21swapper/719:04:327
154323927,8sleep50-21swapper/519:04:145
147662390,0sleep00-21swapper/023:59:030
3170023826,8sleep00-21swapper/019:02:410
310962380,1sleep2194099cyclictest22:37:192
315182370,2sleep1192699cyclictest22:02:101
192812370,2sleep5195399cyclictest23:38:265
1926993634,1cyclictest16992-21sshd21:12:441
1953992624,1cyclictest85250irq/26-em1-tx-021:12:435
192699268,3cyclictest25-21ksoftirqd/123:15:021
1926992217,3cyclictest25-21ksoftirqd/123:38:341
1926992210,3cyclictest25-21ksoftirqd/100:11:391
1926992210,2cyclictest25-21ksoftirqd/100:32:441
1926992210,2cyclictest25-21ksoftirqd/100:32:441
192699219,1cyclictest25-21ksoftirqd/121:26:001
192699217,3cyclictest25-21ksoftirqd/100:19:001
192699214,2cyclictest25-21ksoftirqd/123:30:231
1926992111,1cyclictest25-21ksoftirqd/122:09:211
47522200,1sleep34749-21sshd23:45:123
194399200,19cyclictest15597-21kworker/3:021:12:433
192699207,1cyclictest131rcu_sched22:53:081
324172190,0sleep50-21swapper/522:19:365
192699197,1cyclictest25-21ksoftirqd/122:30:581
192699196,2cyclictest25-21ksoftirqd/122:05:511
192699196,1cyclictest25-21ksoftirqd/122:24:031
192699196,1cyclictest25-21ksoftirqd/121:37:421
192699192,2cyclictest25-21ksoftirqd/122:43:321
192699192,2cyclictest25-21ksoftirqd/122:43:321
1926991917,1cyclictest25-21ksoftirqd/100:05:071
1926991915,1cyclictest25-21ksoftirqd/121:48:151
291812180,0sleep70-21swapper/721:30:457
192699188,1cyclictest25-21ksoftirqd/123:19:561
192699187,2cyclictest25-21ksoftirqd/122:36:411
192699187,2cyclictest25-21ksoftirqd/122:12:461
192699186,1cyclictest25-21ksoftirqd/100:17:061
192699185,1cyclictest25-21ksoftirqd/123:46:001
192699185,1cyclictest25-21ksoftirqd/121:28:551
1926991816,1cyclictest25-21ksoftirqd/100:27:491
1926991815,2cyclictest25-21ksoftirqd/123:54:071
1926991814,1cyclictest25-21ksoftirqd/100:27:181
1926991812,1cyclictest25-21ksoftirqd/121:47:101
1921991816,1cyclictest9-21ksoftirqd/023:36:030
1921991816,1cyclictest9-21ksoftirqd/021:37:450
1921991814,1cyclictest9-21ksoftirqd/000:17:480
1921991813,3cyclictest9-21ksoftirqd/022:58:380
1921991811,4cyclictest9-21ksoftirqd/021:29:440
150042180,0sleep20-21swapper/223:55:202
192699176,2cyclictest25-21ksoftirqd/122:17:391
192699176,2cyclictest131rcu_sched23:08:061
192699176,1cyclictest25-21ksoftirqd/121:10:421
192699175,1cyclictest25-21ksoftirqd/122:47:501
192699175,1cyclictest25-21ksoftirqd/121:34:471
1926991715,1cyclictest25-21ksoftirqd/123:59:001
1926991715,1cyclictest25-21ksoftirqd/123:03:001
1926991715,1cyclictest25-21ksoftirqd/122:38:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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