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2026-03-12 - 14:23
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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 rack2slot0.osadl.org (updated Thu Mar 12, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2449621110,0sleep024458-21sshd11:39:410
68052920,0sleep1620-17auditd12:24:591
222212620,0sleep00-21swapper/011:53:150
205712590,0sleep10-21swapper/108:49:591
31862570,0sleep00-21swapper/011:04:520
167052560,1sleep2674-21dbus-daemon10:22:082
138302550,0sleep10-21swapper/111:38:461
184262520,0sleep20-21swapper/210:19:322
130402520,0sleep20-21swapper/210:57:252
103742520,1sleep20-21swapper/207:05:132
308542510,1sleep09-21ksoftirqd/012:10:250
305142510,0sleep2321ktimersoftd/212:07:432
26722510,0sleep3401ktimersoftd/312:13:363
316012500,0sleep1241ktimersoftd/112:29:531
263952500,0sleep30-21swapper/310:55:463
185552500,0sleep30-21swapper/310:33:153
174132490,0sleep30-21swapper/310:52:173
106322490,1sleep310635-21bash12:08:473
45082480,0sleep20-21swapper/211:21:242
120042480,0sleep30-21swapper/309:54:383
194282470,1sleep20-21swapper/212:15:042
227572460,0sleep20-21swapper/211:09:152
298622450,0sleep00-21swapper/011:29:070
124222410,0sleep10-21swapper/110:51:511
318902400,2sleep11159199cyclictest09:49:511
113512340,1sleep311333-21cp11:05:273
113462319,7sleep30-21swapper/307:08:253
112412307,7sleep10-21swapper/107:07:061
112502266,6sleep00-21swapper/007:07:130
181092240,0sleep10-21swapper/110:09:061
307792210,2sleep2311rcuc/209:53:092
289502190,0sleep10-21swapper/111:48:191
115942180,0sleep00-21swapper/009:54:340
286892160,0sleep00-21swapper/009:56:190
11604991613,2cyclictest699-21gdbus11:13:153
96172150,1sleep2311rcuc/212:27:572
38372150,1sleep13839-21bash10:14:301
284442150,0sleep30-21swapper/312:26:463
265012150,0sleep10-21swapper/111:56:191
215252150,0sleep30-21swapper/310:28:023
282382140,0sleep00-21swapper/009:15:180
11604991412,1cyclictest0-21swapper/310:02:153
11591991411,2cyclictest674-21dbus-daemon11:26:111
11586991411,2cyclictest674-21dbus-daemon10:17:540
323462130,0sleep3624-13audispd11:34:513
268272130,0sleep10-21swapper/110:44:541
210512130,0sleep30-21swapper/310:05:513
171862130,0sleep10-21swapper/111:03:171
11604991210,1cyclictest7154-21lspci10:40:253
11604991210,1cyclictest32022-21sshd09:35:543
11604991210,1cyclictest0-21swapper/311:23:253
1160499120,1cyclictest30937-21lspci11:26:253
1160499120,11cyclictest28943-21sshd09:59:543
1159899128,3cyclictest660-21avahi-daemon10:02:482
11598991210,1cyclictest17543-21bash10:38:382
11598991210,1cyclictest16190-21bash09:18:582
11598991210,1cyclictest0-21swapper/210:52:582
1159899120,1cyclictest622-13audispd11:39:382
1159899120,1cyclictest5982-21sshd09:40:082
1159899120,1cyclictest0-21swapper/209:38:372
1159899120,11cyclictest27844-21sshd11:26:082
1159899120,11cyclictest27097-21grep11:42:382
1159899120,11cyclictest0-21swapper/212:02:282
1159899120,11cyclictest0-21swapper/211:11:282
1159899120,11cyclictest0-21swapper/210:47:182
1159899120,0cyclictest0-21swapper/212:22:582
11586991210,1cyclictest0-21swapper/009:36:550
1158699120,1cyclictest0-21swapper/011:58:050
1158699120,11cyclictest0-21swapper/012:31:150
111472120,1sleep111129-21sshd09:54:321
11604991110,0cyclictest0-21swapper/311:41:243
11604991110,0cyclictest0-21swapper/310:13:053
1160499110,10cyclictest0-21swapper/312:35:553
1160499110,10cyclictest0-21swapper/312:01:153
1160499110,10cyclictest0-21swapper/311:38:253
1159899119,1cyclictest0-21swapper/210:28:472
11598991110,0cyclictest0-21swapper/211:45:382
1159899110,10cyclictest0-21swapper/209:25:482
1159199119,1cyclictest8746-21df_inode08:20:111
1159199119,1cyclictest25-21ksoftirqd/112:05:191
1159199119,1cyclictest10398-21sshd11:41:111
1159199111,1cyclictest25-21ksoftirqd/110:34:381
11591991110,0cyclictest0-21swapper/111:33:401
1159199110,1cyclictest0-21swapper/112:01:011
1159199110,0cyclictest0-21swapper/109:32:411
1158699119,1cyclictest10501-21sshd12:39:050
1158699113,4cyclictest1-21systemd08:00:000
11586991110,0cyclictest0-21swapper/011:32:150
1158699110,10cyclictest32306-21sshd09:42:550
1158699110,10cyclictest0-21swapper/012:24:550
1158699110,10cyclictest0-21swapper/009:29:440
1158699110,0cyclictest0-21swapper/012:05:550
1158699110,0cyclictest0-21swapper/010:53:050
1158699110,0cyclictest0-21swapper/010:45:550
1160499109,0cyclictest0-21swapper/309:15:043
1160499109,0cyclictest0-21swapper/308:29:243
1160499108,1cyclictest17981-21bash09:44:543
1160499108,1cyclictest10977-21sshd09:12:243
1160499108,1cyclictest0-21swapper/309:21:543
1160499107,2cyclictest17795-21sshd10:22:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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