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2026-07-22 - 03:31
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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 rackaslot0.osadl.org (updated Wed Jul 22, 2026 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1221521020,2sleep11734-21runrttasks19:08:291
82062850,1sleep31734-21runrttasks23:36:073
90162600,0sleep30-21swapper/322:50:033
253172600,0sleep20-21swapper/222:28:242
76672590,0sleep30-21swapper/322:29:443
251672590,0sleep20-21swapper/223:55:092
168702590,0sleep20-21swapper/222:50:392
51632570,0sleep00-21swapper/021:14:250
115672570,0sleep00-21swapper/023:24:590
269022560,1sleep226891-21sshd23:52:202
195242560,0sleep30-21swapper/322:16:153
152682560,0sleep30-21swapper/321:52:463
281332550,0sleep30-21swapper/323:03:173
164282550,0sleep216424-21sshd23:16:402
316492540,0sleep30-21swapper/322:43:223
295202540,0sleep30-21swapper/323:12:033
274262540,6sleep121-21ksoftirqd/122:19:571
21192540,0sleep20-21swapper/221:42:562
1225225425,25sleep00-21swapper/019:08:410
44972530,1sleep228-21rcuc/221:54:462
293412530,2sleep01277099cyclictest00:38:590
219602530,0sleep10-21swapper/100:23:481
11272530,0sleep00-21swapper/019:42:360
111482530,1sleep111144-21sshd22:30:021
51632510,0sleep20-21swapper/221:49:012
235482510,1sleep323531-21sshd00:29:483
65832500,0sleep30-21swapper/322:35:213
306012500,1sleep1489-21jbd2/dm-0-800:18:481
25262500,0sleep20-21swapper/221:34:232
25262500,0sleep20-21swapper/221:34:232
81982490,0sleep00-21swapper/021:31:560
81982490,0sleep00-21swapper/021:31:560
237452490,0sleep00-21swapper/000:29:490
1168424927,18sleep20-21swapper/219:05:512
1167424926,19sleep30-21swapper/319:05:473
8082480,0sleep30-21swapper/322:31:573
305952480,0sleep11734-21runrttasks21:57:011
52572470,0sleep00-21swapper/000:10:380
281092470,0sleep128110-21bash23:32:091
156012460,2sleep11277199cyclictest00:02:581
145122450,0sleep10-21swapper/121:49:521
221702440,0sleep30-21swapper/322:05:013
1277099327,23cyclictest0-21swapper/019:28:040
12770992419,3cyclictest7349-21kworker/0:000:31:410
1277099236,9cyclictest29320-21kworker/0:020:51:410
1277099233,10cyclictest0-21swapper/019:30:440
1277099226,12cyclictest17976-21kworker/0:222:14:390
1277099223,15cyclictest29320-21kworker/0:020:19:370
182322210,1sleep018228-21sshd22:16:070
1277099217,4cyclictest7511-21kworker/0:200:07:350
1277099214,6cyclictest29320-21kworker/0:021:09:550
12770992119,1cyclictest11753-21sshd22:58:580
12771992018,1cyclictest16967-21sshd21:35:321
1277099206,11cyclictest25972-21kworker/0:222:47:320
1277099204,13cyclictest25580-21kworker/0:021:52:400
1277099203,16cyclictest0-21swapper/020:08:310
12770992015,3cyclictest3447-21sshd00:01:510
12770992011,4cyclictest0-21swapper/020:33:210
1277099201,14cyclictest0-21swapper/019:12:310
1277099195,13cyclictest12033-21kworker/0:023:32:230
1277099192,14cyclictest7511-21kworker/0:223:08:040
12770991917,1cyclictest12015-21sshd00:20:040
1277099190,14cyclictest0-21swapper/020:14:030
319202180,1sleep331922-21sshd22:11:343
252472180,0sleep10-21swapper/123:29:041
12773991817,1cyclictest7882-21sshd23:07:143
1277099186,11cyclictest29320-21kworker/0:019:52:230
1277099183,5cyclictest29320-21kworker/0:020:42:030
1277099183,2cyclictest7511-21kworker/0:223:48:190
1277099183,2cyclictest11067-21kworker/0:021:21:510
1277099182,5cyclictest29320-21kworker/0:019:38:580
12770991816,1cyclictest19793-21sshd22:50:550
300232170,1sleep319875-21diskmemload21:16:333
175892170,1sleep10-21swapper/123:02:201
12771991714,2cyclictest4647-21basename19:50:011
12771991714,1cyclictest19875-21diskmemload23:15:481
1277099176,6cyclictest8360-21kworker/0:123:37:370
1277099176,3cyclictest17976-21kworker/0:222:09:370
1277099176,2cyclictest29320-21kworker/0:020:35:310
1277099172,3cyclictest29320-21kworker/0:020:29:530
1277099172,2cyclictest4653-21kworker/0:022:27:390
1277099172,14cyclictest7511-21kworker/0:223:19:100
1277099171,2cyclictest7053-21kworker/0:221:27:310
1277099170,15cyclictest0-21swapper/020:02:090
1277099170,11cyclictest0-21swapper/019:45:530
173322160,1sleep319875-21diskmemload21:38:323
12772991615,1cyclictest0-21swapper/200:17:172
12772991614,1cyclictest0-21swapper/223:26:262
12771991614,1cyclictest26665-21sshd23:43:391
1277099167,5cyclictest29320-21kworker/0:021:00:410
1277099164,8cyclictest25972-21kworker/0:222:42:480
1277099164,2cyclictest29320-21kworker/0:020:24:510
1277099163,2cyclictest4730-21kworker/0:023:40:210
1277099162,3cyclictest29320-21kworker/0:019:57:230
12770991610,4cyclictest0-21swapper/023:10:100
1277099160,6cyclictest0-21swapper/021:42:170
50142150,0sleep1489-21jbd2/dm-0-823:09:581
4162150,1sleep11734-21runrttasks21:19:471
241572150,1sleep30-21swapper/321:59:233
1277399155,9cyclictest20451-21sshd21:27:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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