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2026-05-11 - 04:27
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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 May 11, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39182980,0sleep13883-21sshd22:28:081
194922910,0sleep10-21swapper/123:05:251
286382830,0sleep228554-21sshd00:12:552
137242810,0sleep10-21swapper/121:36:291
136072660,0sleep30-21swapper/322:23:243
295492580,0sleep10-21swapper/123:53:341
79452560,1sleep27944-21sshd00:02:492
74372530,0sleep00-21swapper/021:55:130
207552520,1sleep220743-21bash23:55:332
125392520,0sleep20-21swapper/222:53:482
60902510,0sleep10-21swapper/100:13:461
304632500,1sleep1231rcuc/100:32:281
209542500,1sleep0642-21systemd-logind23:27:500
197552500,1sleep1231rcuc/123:22:111
197552500,1sleep1231rcuc/123:22:101
166102490,0sleep20-21swapper/200:28:322
163952490,0sleep30-21swapper/322:04:193
155532490,0sleep10-21swapper/100:06:121
110892490,0sleep10-21swapper/100:28:031
110512490,0sleep3391rcuc/300:22:293
44372480,0sleep20-21swapper/222:41:592
37532480,0sleep10-21swapper/100:35:411
213952480,0sleep30-21swapper/322:57:173
195882480,0sleep00-21swapper/000:14:570
132722480,1sleep213269-21sshd22:06:452
70872470,0sleep10-21swapper/122:20:061
202332470,0sleep10-21swapper/123:41:371
279872440,0sleep20-21swapper/200:21:082
2379024131,6sleep20-21swapper/219:09:192
23562390,0sleep30-21swapper/323:23:293
23562390,0sleep30-21swapper/323:23:293
3992380,0sleep00-21swapper/023:59:260
196542320,0sleep20-21swapper/200:34:222
237122287,7sleep30-21swapper/319:08:203
2357622413,7sleep10-21swapper/119:06:331
253412230,0sleep20-21swapper/223:00:202
57142220,0sleep00-21swapper/000:30:180
213662210,0sleep20-21swapper/223:27:522
237632209,7sleep00-21swapper/019:08:560
51912180,1sleep05186-21sshd23:12:360
51912180,1sleep05186-21sshd23:12:360
282252180,0sleep30-21swapper/323:42:203
259882180,1sleep025983-21lspci22:18:580
247332170,0sleep00-21swapper/021:51:100
23692170,0sleep32365-21sed22:25:133
150652170,1sleep125-21ksoftirqd/121:58:391
138052170,0sleep20-21swapper/221:58:322
126552170,0sleep2642-21systemd-logind21:14:152
280682160,2sleep1241ktimersoftd/121:31:431
23956991615,0cyclictest18476-21lspci21:26:390
215332160,0sleep00-21swapper/022:35:110
206012160,1sleep320600-21sshd00:01:053
127962160,0sleep10-21swapper/122:50:591
89842150,0sleep3391rcuc/322:06:223
23956991514,0cyclictest8519-21kworker/0:022:58:050
23956991514,0cyclictest6398-21kworker/0:323:37:470
23956991514,0cyclictest101ktimersoftd/022:40:030
23956991513,1cyclictest7233-21kworker/0:223:31:200
195432150,0sleep30-21swapper/321:36:593
301652140,0sleep30-21swapper/321:48:573
23973991412,1cyclictest674-21dbus-daemon23:27:143
2395699145,1cyclictest9-21ksoftirqd/021:43:000
23956991414,0cyclictest4548-21kworker/0:221:12:210
23956991413,0cyclictest5680-21kworker/0:223:06:450
23956991413,0cyclictest27307-21kworker/0:400:38:570
23956991413,0cyclictest26165-21kworker/0:222:02:460
23956991413,0cyclictest13761-21kworker/0:021:48:340
236012140,0sleep10-21swapper/100:23:351
233172140,1sleep323316-21sshd00:18:003
95722130,0sleep00-21swapper/000:25:110
273652130,0sleep327363-21grepconf.sh00:07:153
240732130,0sleep20-21swapper/222:18:482
23973991311,1cyclictest41-21ksoftirqd/322:31:103
23973991311,1cyclictest26281-21sshd21:23:463
2397399130,12cyclictest20075-21lspci22:35:053
23966991311,1cyclictest0-21swapper/223:43:052
2396699130,1cyclictest0-21swapper/221:47:252
23956991313,0cyclictest6398-21kworker/0:323:41:240
23956991312,1cyclictest12163-21kworker/0:400:16:240
23956991312,0cyclictest28507-21lspci22:10:470
23956991312,0cyclictest26384-21lspci22:21:420
23956991312,0cyclictest13055-21kworker/0:222:32:150
201102130,0sleep00-21swapper/021:19:060
102872130,0sleep20-21swapper/221:17:502
79442120,0sleep20-21swapper/221:44:182
2397399129,2cyclictest0-21swapper/300:13:343
23973991211,0cyclictest13286-21lspci21:18:133
2397399120,11cyclictest0-21swapper/322:45:343
2396699120,1cyclictest25723-21sshd23:14:262
2396699120,1cyclictest25723-21sshd23:14:252
2396699120,11cyclictest0-21swapper/222:02:062
2396099127,3cyclictest660-21avahi-daemon23:00:151
2396099120,1cyclictest14094-21sshd21:14:261
2396099120,11cyclictest19094-21sshd22:43:161
23956991212,0cyclictest23280-21kworker/0:423:17:090
23956991211,0cyclictest28328-21lspci23:00:370
23956991211,0cyclictest19469-21kworker/0:421:38:210
23956991210,1cyclictest22323-21lspci21:23:140
2397399119,1cyclictest3674-21lspci22:44:453
2397399119,1cyclictest31770-21lspci21:43:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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