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2026-01-01 - 02:36
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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 Jan 01, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
75932840,0sleep07592-21sshd23:25:300
187372720,0sleep00-21swapper/023:45:510
69932580,0sleep0623-17sedispatch22:57:530
292972580,0sleep30-21swapper/300:00:453
7842570,0sleep20-21swapper/221:13:292
271172570,1sleep00-21swapper/023:21:400
92422530,1sleep30-21swapper/323:42:183
34382530,1sleep3401ktimersoftd/300:18:113
228502500,0sleep20-21swapper/200:05:522
102202500,0sleep20-21swapper/222:30:362
2715924932,6sleep30-21swapper/319:05:223
18292490,0sleep00-21swapper/023:58:250
164232430,0sleep30-21swapper/321:48:473
211032420,2sleep12763799cyclictest22:50:451
248852400,0sleep30-21swapper/321:42:433
257372390,0sleep20-21swapper/223:18:502
2716423624,7sleep20-21swapper/219:05:252
275222297,7sleep10-21swapper/119:09:531
43702250,1sleep3674-21dbus-daemon23:30:453
59432230,0sleep15946-21tty22:22:021
27631992321,1cyclictest791-21lspci23:00:100
271892238,11sleep00-21swapper/019:05:430
184042210,0sleep20-21swapper/223:01:362
252492200,1sleep325252-21bash22:03:413
212912160,0sleep2311rcuc/223:24:002
157102160,1sleep015693-21sshd22:25:330
106062160,2sleep12763799cyclictest00:29:591
277662150,0sleep20-21swapper/223:57:512
254752150,1sleep10-21swapper/121:46:141
251172150,1sleep029977-21packagekitd22:23:410
21092150,0sleep00-21swapper/022:32:420
170122150,1sleep233-21ksoftirqd/223:12:342
133532150,0sleep00-21swapper/022:19:480
49742140,0sleep20-21swapper/223:30:472
286582140,0sleep3391rcuc/323:57:573
2764899142,4cyclictest698-21gdbus23:19:273
2764899142,3cyclictest25839-21sshd22:40:133
2764899141,3cyclictest26026-21bash22:29:173
2764899141,2cyclictest0-21swapper/323:03:163
27631991413,0cyclictest32550irq/27-ahci[00000:03:060
231412140,0sleep30-21swapper/321:17:163
214772140,0sleep30-21swapper/321:28:053
316812130,0sleep00-21swapper/021:43:270
294982130,0sleep20-21swapper/221:57:082
2764899133,2cyclictest674-21dbus-daemon23:38:473
2764899133,2cyclictest674-21dbus-daemon22:33:013
2764899132,5cyclictest9314-21sshd23:50:383
2764899132,5cyclictest30527-21sshd21:32:553
2764899132,5cyclictest20229-21cp00:08:303
2764899132,3cyclictest674-21dbus-daemon23:05:193
2764899132,3cyclictest642-21systemd-logind23:20:293
2764899131,3cyclictest11320-21sshd22:36:113
2764899131,3cyclictest11313-21sshd23:28:383
27648991311,1cyclictest29995-21bash22:07:393
27648991311,1cyclictest0-21swapper/300:33:263
27642991311,1cyclictest29979-21gdbus22:44:092
2763799130,12cyclictest674-21dbus-daemon22:19:491
124372130,0sleep20-21swapper/222:50:062
305792120,0sleep20-21swapper/221:50:142
2764899122,3cyclictest674-21dbus-daemon22:46:463
2764899122,3cyclictest674-21dbus-daemon21:12:033
2764899122,3cyclictest15260-21grepconf.sh22:50:163
2764899121,5cyclictest0-21swapper/322:24:133
2764899121,2cyclictest4088-21grepconf.sh00:29:253
2764899121,2cyclictest29962-21bash00:37:103
2764899120,11cyclictest446-21taskset23:11:073
2764899120,11cyclictest17417-21sshd22:13:163
2764299124,1cyclictest33-21ksoftirqd/222:26:322
2764299122,3cyclictest33-21ksoftirqd/200:39:142
27642991210,1cyclictest11817-21lspci00:21:392
2764299120,1cyclictest20192-21sshd00:16:492
2764299120,1cyclictest1-21systemd21:17:592
2764299120,1cyclictest0-21swapper/222:04:382
2764299120,11cyclictest3389-21sshd23:52:592
2764299120,11cyclictest28887-21sshd22:57:002
27637991210,1cyclictest31809-21sshd22:00:491
2763799120,1cyclictest620-17auditd00:37:091
2763799120,1cyclictest17828-21lspci23:18:091
27631991210,1cyclictest620-17auditd00:17:140
27631991210,1cyclictest26602-21sshd23:13:240
27631991210,1cyclictest23162-21lspci21:32:070
27631991210,1cyclictest21961-21sshd23:40:330
2763199120,11cyclictest0-21swapper/000:38:530
214692120,0sleep221465-21bash21:22:312
162762120,0sleep30-21swapper/323:45:393
2764899112,6cyclictest3497-21grep21:50:483
2764899112,5cyclictest674-21dbus-daemon22:15:053
2764899112,5cyclictest11002-21sshd00:13:163
2764899112,3cyclictest29979-21gdbus21:36:153
2764899112,2cyclictest14106-21grepconf.sh22:55:413
2764899112,1cyclictest20881-21sshd00:22:283
2764899110,10cyclictest0-21swapper/319:50:163
2764299116,1cyclictest33-21ksoftirqd/200:12:192
2764299113,1cyclictest33-21ksoftirqd/222:36:282
27642991110,0cyclictest0-21swapper/223:06:092
27642991110,0cyclictest0-21swapper/221:32:592
27642991110,0cyclictest0-21swapper/200:31:592
2764299110,3cyclictest33-21ksoftirqd/222:49:222
2764299110,10cyclictest0-21swapper/222:16:082
2764299110,10cyclictest0-21swapper/220:31:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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