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2026-05-26 - 03:10
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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 May 26, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2384321040,0sleep70-21swapper/722:28:067
2384321040,0sleep70-21swapper/722:28:067
127252770,2sleep62412899cyclictest00:16:186
202712730,1sleep1241ktimersoftd/100:29:351
262952720,1sleep326290-21sshd23:05:033
195832690,0sleep00-21swapper/021:32:410
195832690,0sleep00-21swapper/021:32:410
213122620,0sleep40-21swapper/400:16:484
98332530,0sleep40-21swapper/421:57:524
274432520,2sleep02408599cyclictest21:38:420
2371625127,8sleep60-21swapper/619:05:386
2360625025,9sleep50-21swapper/519:04:095
127362500,1sleep6758-21runrttasks22:45:526
3192490,1sleep233-21ksoftirqd/222:06:312
283342490,0sleep00-21swapper/022:33:520
230912480,1sleep125-21ksoftirqd/100:35:191
2380824726,17sleep00-21swapper/019:06:520
177782470,0sleep50-21swapper/521:36:145
208732460,0sleep50-21swapper/500:00:075
50262450,0sleep30-21swapper/323:26:013
292842450,1sleep529283-21sshd00:24:345
164522450,0sleep20-21swapper/221:39:482
78592440,0sleep50-21swapper/522:56:405
17842440,1sleep31-21systemd00:00:533
284602430,0sleep60-21swapper/622:09:556
192982430,0sleep40-21swapper/421:27:084
136302420,0sleep10-21swapper/123:08:051
130912420,0sleep20-21swapper/221:12:012
28602410,0sleep30-21swapper/322:21:223
256322410,1sleep725631-21sshd23:14:127
2379424129,9sleep40-21swapper/419:06:404
2379224130,8sleep20-21swapper/219:06:382
2372624129,8sleep70-21swapper/719:05:477
214172410,1sleep3758-21runrttasks22:37:083
282932400,0sleep30-21swapper/323:55:013
240242400,0sleep50-21swapper/500:07:445
240242400,0sleep50-21swapper/500:07:445
2392724027,9sleep30-21swapper/319:08:323
228812400,0sleep00-21swapper/022:44:330
177422400,0sleep60-21swapper/623:24:526
176932400,0sleep60-21swapper/623:17:316
204262390,0sleep00-21swapper/021:27:120
2364923827,8sleep10-21swapper/119:04:451
88282370,1sleep58829-21grepconf.sh22:29:015
35932370,0sleep00-21swapper/021:13:270
193562360,2sleep42411999cyclictest23:17:374
24127992117,3cyclictest57-21ksoftirqd/521:22:055
24127992017,1cyclictest57-21ksoftirqd/523:23:575
198622200,1sleep519861-21grepconf.sh00:14:495
24127991912,3cyclictest57-21ksoftirqd/521:44:325
274522180,1sleep449-21ksoftirqd/422:30:044
24127991816,1cyclictest57-21ksoftirqd/523:07:325
24127991816,1cyclictest57-21ksoftirqd/522:47:095
24127991815,1cyclictest57-21ksoftirqd/523:56:575
24127991814,3cyclictest57-21ksoftirqd/523:03:355
259472170,1sleep525946-21grepconf.sh22:09:465
24127991716,1cyclictest57-21ksoftirqd/523:11:385
24127991715,1cyclictest57-21ksoftirqd/523:21:275
24127991715,1cyclictest57-21ksoftirqd/523:15:375
24127991715,1cyclictest57-21ksoftirqd/522:33:495
24127991713,3cyclictest57-21ksoftirqd/500:33:535
24127991713,3cyclictest57-21ksoftirqd/500:19:365
24127991710,4cyclictest57-21ksoftirqd/522:26:495
24127991710,4cyclictest57-21ksoftirqd/522:26:495
2412799170,1cyclictest57-21ksoftirqd/523:39:505
2411399176,5cyclictest20700-21bash23:01:023
24085991716,1cyclictest9-21ksoftirqd/021:42:130
9782160,0sleep50-21swapper/523:33:165
322292160,0sleep60-21swapper/600:22:596
24129991615,1cyclictest0-21swapper/721:21:547
2412799169,4cyclictest57-21ksoftirqd/522:03:545
24127991615,1cyclictest57-21ksoftirqd/521:40:255
24127991614,1cyclictest57-21ksoftirqd/523:48:535
24127991614,1cyclictest57-21ksoftirqd/522:52:205
24127991614,1cyclictest57-21ksoftirqd/522:42:055
24127991613,2cyclictest57-21ksoftirqd/523:43:505
24127991613,2cyclictest57-21ksoftirqd/521:18:245
24127991613,2cyclictest57-21ksoftirqd/500:31:355
24127991611,3cyclictest57-21ksoftirqd/521:08:495
24127991610,2cyclictest57-21ksoftirqd/500:12:295
2412799161,1cyclictest131rcu_sched22:23:265
24085991614,1cyclictest9-21ksoftirqd/023:23:310
24085991613,3cyclictest9-21ksoftirqd/022:52:510
156182160,0sleep30-21swapper/322:03:443
136502160,0sleep7758-21runrttasks21:13:587
78212150,1sleep47820-21grepconf.sh21:39:184
7672150,1sleep0766-21grepconf.sh00:10:030
252852150,0sleep20-21swapper/222:59:252
24127991513,1cyclictest57-21ksoftirqd/522:00:205
24127991513,1cyclictest57-21ksoftirqd/521:26:425
24127991511,1cyclictest57-21ksoftirqd/521:30:295
24127991511,1cyclictest57-21ksoftirqd/521:30:295
24093991513,1cyclictest25-21ksoftirqd/121:28:241
24085991514,1cyclictest9-21ksoftirqd/023:15:040
15962150,1sleep41594-21bash22:54:234
65462140,0sleep60-21swapper/622:34:226
293382140,0sleep7721ktimersoftd/721:40:337
24127991413,1cyclictest57-21ksoftirqd/522:15:285
24127991413,1cyclictest57-21ksoftirqd/521:56:345
24127991412,1cyclictest57-21ksoftirqd/523:34:245
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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