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2025-12-02 - 16:47
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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 Tue Dec 02, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
163862970,0sleep31308699cyclictest10:31:213
194142910,0sleep30-21swapper/311:14:073
210182810,1sleep121008-21lspci09:30:201
258962760,0sleep30-21swapper/312:21:483
210222600,0sleep20-21swapper/209:11:582
127522600,1sleep012749-21lspci09:36:590
153742550,0sleep30-21swapper/311:38:143
77822540,1sleep37780-21lspci09:36:263
58902540,1sleep35864-21sshd09:47:443
232762540,0sleep1231rcuc/111:07:161
218962540,0sleep20-21swapper/209:30:242
178882540,1sleep317885-21sshd10:09:593
178882540,1sleep317885-21sshd10:09:593
112242540,0sleep00-21swapper/009:14:530
103202540,2sleep31308699cyclictest12:02:203
44042530,0sleep10-21swapper/110:51:061
309912530,0sleep10-21swapper/111:29:231
12482530,0sleep30-21swapper/312:25:553
278752500,0sleep10-21swapper/110:46:331
32232490,2sleep01306899cyclictest12:05:150
24542490,0sleep20-21swapper/212:08:452
265792480,0sleep10-21swapper/111:42:531
93502470,0sleep20-21swapper/212:30:082
284152470,0sleep30-21swapper/312:11:383
1290124130,7sleep10-21swapper/107:09:061
175172380,1sleep125-21ksoftirqd/111:38:271
128912319,7sleep30-21swapper/307:09:003
126162319,7sleep20-21swapper/207:05:312
127432279,7sleep00-21swapper/007:07:080
137922210,0sleep30-21swapper/310:59:163
275682200,0sleep20-21swapper/212:38:372
230202200,0sleep00-21swapper/009:45:360
47672180,1sleep14749-21sshd11:58:071
311932180,1sleep031181-21lspci12:22:210
33822170,0sleep00-21swapper/011:57:580
13068991716,0cyclictest7901-21lspci10:15:500
48622160,0sleep04864-21bash11:37:070
42992160,0sleep3401ktimersoftd/309:57:563
1308699160,1cyclictest2923-21grepconf.sh09:50:503
257172150,1sleep325716-21sshd09:19:593
210862150,0sleep10-21swapper/110:21:061
175582140,0sleep30-21swapper/310:02:503
1308699140,13cyclictest0-21swapper/310:13:103
1306899140,1cyclictest11398-21sshd10:30:460
318952130,0sleep00-21swapper/011:01:100
226132130,1sleep122615-21bash10:32:031
1308699138,4cyclictest23197-21lspci11:42:313
1308699130,12cyclictest31356-21lspci11:54:013
1308699130,0cyclictest0-21swapper/311:23:493
1308099130,1cyclictest23234-21sshd11:18:012
1308099130,12cyclictest10440-21id10:19:592
13068991312,0cyclictest23647-21lspci12:34:530
130582130,2sleep01306899cyclictest09:29:220
13086991210,1cyclictest0-21swapper/309:44:503
1308699120,1cyclictest0-21swapper/310:35:403
1308699120,11cyclictest0-21swapper/307:15:193
1308099120,1cyclictest648-21systemd-logind11:13:512
1308099120,1cyclictest0-21swapper/210:03:402
13073991210,1cyclictest28537-21sshd10:07:331
13073991210,1cyclictest28537-21sshd10:07:321
13073991210,1cyclictest19852-21lspci12:14:231
1307399120,1cyclictest30328-21bash10:29:231
13068991210,1cyclictest11453-21lspci09:40:360
1306899120,11cyclictest0-21swapper/010:57:160
1306899120,11cyclictest0-21swapper/010:36:160
1308699119,1cyclictest1-21systemd10:28:203
1308699115,5cyclictest684-21polkitd10:46:323
1308699115,5cyclictest649-21avahi-daemon12:08:243
1308699114,2cyclictest649-21avahi-daemon12:31:363
1308699113,2cyclictest700-21gdbus10:18:013
1308699113,2cyclictest12517-21sshd11:45:023
1308699110,0cyclictest0-21swapper/309:27:303
13080991110,0cyclictest0-21swapper/211:49:212
13080991110,0cyclictest0-21swapper/211:22:102
1308099110,10cyclictest0-21swapper/212:01:202
1308099110,10cyclictest0-21swapper/211:31:112
1308099110,10cyclictest0-21swapper/211:28:112
1308099110,10cyclictest0-21swapper/211:06:112
1308099110,0cyclictest0-21swapper/212:17:412
1308099110,0cyclictest0-21swapper/211:58:212
1308099110,0cyclictest0-21swapper/209:55:092
13073991110,0cyclictest0-21swapper/111:45:231
1307399110,1cyclictest30071-21grepconf.sh12:22:131
1307399110,10cyclictest0-21swapper/110:04:331
1307399110,0cyclictest0-21swapper/109:17:131
13068991110,0cyclictest8534-21lspci12:13:030
13068991110,0cyclictest19948-21lspci11:21:100
13068991110,0cyclictest0-21swapper/011:44:560
13068991110,0cyclictest0-21swapper/011:05:260
13068991110,0cyclictest0-21swapper/009:57:260
1306899110,10cyclictest4386-21sshd10:51:060
1306899110,10cyclictest0-21swapper/009:20:550
1308699109,0cyclictest0-21swapper/307:55:303
1308699104,1cyclictest649-21avahi-daemon11:56:023
1308699104,1cyclictest649-21avahi-daemon11:30:163
1308699104,1cyclictest649-21avahi-daemon11:00:503
1308699104,1cyclictest649-21avahi-daemon09:10:123
1308699104,1cyclictest648-21systemd-logind11:06:233
1308699104,1cyclictest620-13audispd10:21:503
1308699104,1cyclictest32317-21sshd11:15:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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