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2026-04-26 - 22:32
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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 Sun Apr 26, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1186621030,2sleep2747899cyclictest10:27:452
209902930,0sleep20-21swapper/211:35:102
138852830,0sleep113886-21sshd11:45:351
251072630,0sleep2311rcuc/211:16:052
251072630,0sleep2311rcuc/211:16:042
12342570,1sleep31-21systemd11:27:553
8412560,0sleep00-21swapper/012:29:080
147452560,1sleep214741-21bash12:08:042
119622550,0sleep20-21swapper/210:16:372
317942540,0sleep20-21swapper/210:01:382
281212540,1sleep128120-21bash12:03:371
52862510,0sleep20-21swapper/209:23:172
311602510,0sleep10-21swapper/111:58:171
309292510,0sleep30-21swapper/310:29:263
299512510,1sleep129937-21sshd11:38:421
282492510,1sleep328241-21grep11:02:313
264662510,0sleep30-21swapper/307:55:013
255252510,0sleep30-21swapper/310:31:443
59802480,0sleep05984-21bash10:02:120
281872480,0sleep30-21swapper/312:20:173
162282480,0sleep116229-21sshd09:46:261
105072480,0sleep30-21swapper/310:13:443
237972460,0sleep023799-21bash11:21:310
84522440,1sleep0101ktimersoftd/010:24:440
45622440,1sleep34560-21sshd11:30:553
45512440,0sleep10-21swapper/109:30:571
180012420,0sleep10-21swapper/112:16:391
50032390,0sleep30-21swapper/309:53:503
52802370,0sleep20-21swapper/209:11:232
23932370,0sleep30-21swapper/311:05:483
115772370,2sleep0746899cyclictest10:41:410
147072350,0sleep114674-21sshd10:58:371
127352350,0sleep20-21swapper/211:26:062
71512298,7sleep00-21swapper/007:07:210
71122287,7sleep10-21swapper/107:06:501
734122311,7sleep30-21swapper/307:09:413
250622220,0sleep00-21swapper/011:18:550
250622220,0sleep00-21swapper/011:18:540
69232219,7sleep20-21swapper/207:05:232
278672200,0sleep00-21swapper/011:35:400
140352190,1sleep214037-21lspci09:16:232
79862180,0sleep30-21swapper/312:18:383
255262180,0sleep10-21swapper/110:17:481
134612180,1sleep0101ktimersoftd/009:37:570
134612180,1sleep0101ktimersoftd/009:37:560
29202170,0sleep30-21swapper/309:34:203
99182160,0sleep10-21swapper/110:10:501
181562160,0sleep00-21swapper/009:32:400
157552160,0sleep10-21swapper/110:44:541
119342160,0sleep10-21swapper/109:35:061
119342160,0sleep10-21swapper/109:35:051
746899150,14cyclictest660-21avahi-daemon09:13:140
317212150,0sleep30-21swapper/310:37:513
240252150,1sleep324028-21bash09:55:223
20632150,0sleep20-21swapper/209:30:382
15592150,1sleep01561-21bash11:25:110
13962150,0sleep10-21swapper/111:41:471
133802150,0sleep00-21swapper/010:08:250
7485991410,3cyclictest18798-21grepconf.sh10:00:293
160952140,0sleep30-21swapper/311:20:493
131952140,0sleep20-21swapper/208:40:172
7485991311,1cyclictest699-21gdbus09:48:483
7473991311,1cyclictest7408-21sshd12:38:041
747399130,1cyclictest0-21swapper/110:46:041
746899130,1cyclictest1-21systemd10:54:030
746899130,12cyclictest13166-21lspci12:16:130
42602130,0sleep30-21swapper/312:32:123
282202130,0sleep20-21swapper/212:37:032
271152130,1sleep227117-21bash12:23:022
80622120,0sleep00-21swapper/009:19:420
7485991210,1cyclictest1269-21bash10:43:393
748599120,11cyclictest0-21swapper/309:26:383
748599120,0cyclictest0-21swapper/310:59:493
747899128,3cyclictest7262-21lspci10:44:112
7478991210,1cyclictest25204-21sshd10:48:282
7478991210,1cyclictest15331-21lspci09:57:282
747899120,11cyclictest11318-21sshd10:52:472
747899120,11cyclictest0-21swapper/210:22:582
7473991210,1cyclictest14789-21sshd11:23:331
747399120,1cyclictest4364-21sshd09:27:031
747399120,1cyclictest19107-21sshd12:27:531
66872120,0sleep00-21swapper/009:59:320
748599119,1cyclictest23547-21sshd12:05:593
748599119,1cyclictest10138-21sshd11:36:593
7485991110,0cyclictest0-21swapper/312:00:493
7485991110,0cyclictest0-21swapper/309:22:593
748599110,10cyclictest0-21swapper/310:06:393
747899119,1cyclictest620-17auditd12:14:372
747899119,1cyclictest2027-21sshd09:36:582
747899119,1cyclictest2027-21sshd09:36:572
747899119,1cyclictest1-21systemd11:04:572
747899110,10cyclictest0-21swapper/211:44:082
747899110,10cyclictest0-21swapper/211:23:572
747899110,10cyclictest0-21swapper/211:06:082
747899110,0cyclictest0-21swapper/209:50:282
747899110,0cyclictest0-21swapper/208:15:182
747399119,1cyclictest0-21swapper/110:37:441
7473991110,0cyclictest0-21swapper/112:13:031
7473991110,0cyclictest0-21swapper/111:16:241
7473991110,0cyclictest0-21swapper/111:16:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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