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2026-03-28 - 21:05
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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 Sat Mar 28, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96232950,0sleep29574-21sshd10:10:062
39032630,0sleep30-21swapper/310:47:523
323022630,0sleep30-21swapper/310:55:413
90712590,0sleep20-21swapper/212:24:032
246082550,0sleep124602-21lspci09:38:321
54422520,2sleep1853299cyclictest09:34:121
326872520,0sleep10-21swapper/110:20:141
23852520,1sleep22379-21sshd12:04:202
260342510,0sleep10-21swapper/111:41:401
188462510,0sleep30-21swapper/309:54:283
186552510,0sleep00-21swapper/012:11:080
46202500,1sleep24613-21sshd09:53:152
301072500,0sleep00-21swapper/012:23:050
246902500,0sleep20-21swapper/209:44:032
236552500,0sleep00-21swapper/011:44:160
182752500,0sleep20-21swapper/211:10:532
151722500,0sleep20-21swapper/211:24:242
71592490,0sleep30-21swapper/311:50:593
67832490,0sleep00-21swapper/009:39:470
249792490,0sleep20-21swapper/211:38:532
227422490,0sleep022743-21bash10:27:340
34042480,0sleep03400-21sshd10:50:290
301662480,0sleep2642-21systemd-logind09:55:202
119772480,0sleep10-21swapper/112:10:331
96402470,0sleep09641-21sshd09:31:150
42382470,0sleep20-21swapper/209:26:432
124972470,2sleep1853299cyclictest12:21:341
58122460,0sleep10-21swapper/110:31:351
247272380,0sleep20-21swapper/211:52:312
25432350,0sleep20-21swapper/209:39:252
83762319,7sleep00-21swapper/007:09:280
81762308,7sleep20-21swapper/207:06:592
840622917,7sleep30-21swapper/307:09:523
278652220,1sleep0674-21dbus-daemon11:25:210
811622110,7sleep10-21swapper/107:06:141
5132180,0sleep20-21swapper/210:31:082
248582180,1sleep2674-21dbus-daemon11:33:252
271202170,0sleep20-21swapper/210:19:462
38232160,1sleep23818-21lspci11:59:012
275442160,0sleep00-21swapper/010:19:480
252422160,0sleep20-21swapper/212:39:062
20462160,1sleep32048-21bash09:22:363
178802160,0sleep017881-21sshd10:05:140
88992150,0sleep30-21swapper/310:29:093
3672150,0sleep00-21swapper/009:55:340
285102150,0sleep00-21swapper/012:36:350
159262150,0sleep20-21swapper/210:05:092
853299140,2cyclictest0-21swapper/112:08:281
202392140,0sleep10-21swapper/110:57:261
187682140,0sleep1231rcuc/111:02:481
854399130,11cyclictest674-21dbus-daemon09:14:433
853799130,1cyclictest29979-21gdbus10:48:182
853799130,12cyclictest0-21swapper/212:15:472
8532991311,1cyclictest0-21swapper/109:28:081
852599130,11cyclictest0-21swapper/009:22:170
277642130,1sleep2321ktimersoftd/210:38:582
18822130,0sleep30-21swapper/309:44:523
162692130,0sleep10-21swapper/111:29:591
128022130,0sleep00-21swapper/011:05:020
128022130,0sleep00-21swapper/011:05:020
8543991210,1cyclictest29977-21packagekitd09:57:043
8543991210,1cyclictest0-21swapper/312:04:533
854399120,1cyclictest0-21swapper/309:29:243
854399120,11cyclictest674-21dbus-daemon11:31:443
854399120,11cyclictest18055-21sshd11:02:433
854399120,11cyclictest0-21swapper/309:36:233
8537991210,1cyclictest1-21systemd11:45:582
853799120,1cyclictest11880-21rm09:12:082
853799120,11cyclictest22606-21lspci11:05:482
853799120,11cyclictest22606-21lspci11:05:472
8532991210,1cyclictest12402-21tty10:37:391
8532991210,1cyclictest1-21systemd12:26:091
853299120,11cyclictest8053-21sshd10:26:181
853299120,11cyclictest13672-21sshd11:21:291
853299120,11cyclictest1268-21sshd11:39:391
853299120,11cyclictest0-21swapper/111:15:381
8525991210,1cyclictest620-17auditd09:48:570
8525991210,1cyclictest29440-21sshd10:39:070
852599120,1cyclictest13888-21grep11:46:070
852599120,11cyclictest22387-21sshd10:02:560
49402120,0sleep10-21swapper/111:12:321
280292120,0sleep00-21swapper/011:14:330
8543991110,0cyclictest0-21swapper/311:44:043
854399110,10cyclictest20589-21sshd11:13:533
854399110,10cyclictest0-21swapper/310:16:333
854399110,10cyclictest0-21swapper/310:10:233
854399110,10cyclictest0-21swapper/309:34:333
854399110,10cyclictest0-21swapper/309:19:543
854399110,10cyclictest0-21swapper/309:19:533
854399110,10cyclictest0-21swapper/308:45:133
853799119,1cyclictest25116-21sshd12:28:082
8537991110,0cyclictest0-21swapper/212:07:072
853799110,1cyclictest5242-21lspci09:45:072
853799110,0cyclictest0-21swapper/210:21:082
853299119,1cyclictest29977-21packagekitd10:42:381
853299119,1cyclictest0-21swapper/110:12:091
853299119,1cyclictest0-21swapper/110:00:281
853299110,10cyclictest0-21swapper/111:59:481
853299110,0cyclictest0-21swapper/112:17:081
852599119,1cyclictest0-21swapper/011:57:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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