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2025-11-10 - 22:19
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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 Mon Nov 10, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2161221030,1sleep12867999cyclictest12:00:511
19082980,0sleep00-21swapper/011:26:050
157072970,0sleep00-21swapper/010:37:150
205072950,0sleep10-21swapper/109:29:111
81972930,1sleep125-21ksoftirqd/111:52:181
68082930,0sleep26775-21sshd09:34:582
317442890,0sleep10-21swapper/111:58:271
180982840,0sleep00-21swapper/009:14:370
286872730,0sleep1231rcuc/110:38:441
122182610,1sleep02867299cyclictest09:46:340
238172580,0sleep20-21swapper/210:56:072
82792570,0sleep10-21swapper/110:21:501
222342570,1sleep222230-21lspci10:52:272
325192560,0sleep332516-21sshd10:46:273
155652560,0sleep10-21swapper/107:55:131
173812550,0sleep30-21swapper/310:33:503
301812540,0sleep00-21swapper/011:33:030
207002520,0sleep10-21swapper/112:37:361
11652520,0sleep3401ktimersoftd/309:48:523
318842510,0sleep00-21swapper/012:25:450
284182510,0sleep20-21swapper/210:42:222
256802510,0sleep30-21swapper/309:26:093
246092500,0sleep20-21swapper/210:30:522
96572490,0sleep10-21swapper/111:41:441
39232480,0sleep10-21swapper/110:03:161
160752410,0sleep00-21swapper/012:20:560
150472370,0sleep20-21swapper/211:16:272
125952360,0sleep00-21swapper/010:55:010
2840423120,7sleep20-21swapper/207:07:592
2845322716,7sleep10-21swapper/107:08:381
103252270,0sleep30-21swapper/312:39:423
2852622615,7sleep00-21swapper/007:09:330
2820122311,7sleep30-21swapper/307:05:283
73982200,0sleep00-21swapper/010:14:320
190962200,0sleep10-21swapper/112:07:441
223452190,0sleep10-21swapper/111:03:071
237052180,1sleep223706-21bash12:37:522
140082180,0sleep10-21swapper/111:49:251
255212170,0sleep00-21swapper/009:33:230
201322170,1sleep1231rcuc/111:24:301
2869499160,1cyclictest19411-21cp11:02:493
280582160,0sleep20-21swapper/212:15:422
186092160,1sleep20-21swapper/210:23:032
297462150,0sleep30-21swapper/311:25:323
28685991514,0cyclictest1554-21lspci10:06:332
207412150,0sleep20-21swapper/209:36:252
172872150,0sleep30-21swapper/312:24:253
143982150,1sleep014393-21bash09:28:300
108462150,0sleep310848-21proc_pri09:35:183
2869499140,1cyclictest32261-21rm09:19:463
99852130,0sleep30-21swapper/309:56:503
2869499133,5cyclictest9697-21bash09:20:483
28694991311,1cyclictest27235-21bash09:51:373
28694991310,2cyclictest0-21swapper/311:45:183
28685991312,0cyclictest20537-21lspci11:50:082
2867299130,12cyclictest0-21swapper/009:50:310
257682130,1sleep00-21swapper/011:14:080
238572130,0sleep00-21swapper/010:52:370
2869499128,3cyclictest0-21swapper/310:27:173
2869499120,2cyclictest646-21dbus-daemon12:26:483
2869499120,2cyclictest32309-21grepconf.sh12:19:283
2869499120,1cyclictest648-21systemd-logind11:50:293
2869499120,1cyclictest646-21dbus-daemon12:09:243
2869499120,1cyclictest646-21dbus-daemon12:04:363
2869499120,1cyclictest4194-21sshd10:10:323
2869499120,1cyclictest30904-21cp11:07:363
2869499120,1cyclictest29018-21sshd12:12:363
2869499120,1cyclictest25509-21bash10:16:403
2869499120,1cyclictest0-21swapper/311:31:243
2869499120,1cyclictest0-21swapper/311:24:483
2869499120,11cyclictest18432-21lspci09:32:273
28685991211,0cyclictest2758-21lspci09:59:432
2868599120,11cyclictest14234-21sshd12:00:092
2868599120,11cyclictest0-21swapper/209:24:582
2867999120,1cyclictest9889-21tty10:29:231
2867999120,11cyclictest3250-21lspci11:15:131
2867999120,11cyclictest0-21swapper/112:20:531
2867299120,1cyclictest32333-21sshd12:05:310
2867299120,1cyclictest18926-21sshd11:16:510
2867299120,11cyclictest0-21swapper/010:23:510
178862120,1sleep117884-21lspci09:18:061
288662110,0sleep10-21swapper/112:28:461
2869499113,6cyclictest5385-21lspci11:55:263
28694991110,0cyclictest0-21swapper/310:56:083
28694991110,0cyclictest0-21swapper/309:10:173
2869499110,2cyclictest48-17kauditd10:36:373
2869499110,1cyclictest684-21polkitd10:50:403
2869499110,1cyclictest648-21systemd-logind10:44:163
2869499110,1cyclictest4650-21sshd10:21:253
2869499110,1cyclictest32293-21awk07:15:163
2869499110,1cyclictest28369-21sshd09:41:163
2869499110,1cyclictest23181-21bash11:10:163
2869499110,1cyclictest21802-21consoletype10:05:133
2869499110,1cyclictest20467-21sshd11:35:323
2869499110,1cyclictest15638-21sshd10:01:003
2869499110,1cyclictest10267-21sshd11:15:523
2869499110,1cyclictest10266-21sshd12:30:123
2869499110,1cyclictest0-21swapper/311:41:053
2869499110,0cyclictest0-21swapper/308:30:173
2868599119,1cyclictest33-21ksoftirqd/212:10:232
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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