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2026-07-07 - 00:09
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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 rack1slot1.osadl.org (updated Mon Jul 06, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29622218153,22sleep00-21swapper/007:08:080
27942214149,23sleep30-21swapper/307:05:583
30202201162,26sleep10-21swapper/107:08:541
29272201162,24sleep20-21swapper/207:07:432
306422550,0sleep30-21swapper/312:09:493
131772220,0sleep10-21swapper/111:45:131
3185991616,0cyclictest28-21ksoftirqd/211:56:392
317699150,1cyclictest16460-21sensors09:35:180
317699140,0cyclictest0-21swapper/007:50:130
3185991313,0cyclictest28-21ksoftirqd/212:33:392
3185991313,0cyclictest28-21ksoftirqd/211:52:272
317699130,1cyclictest28459-21diskmemload12:30:200
3185991212,0cyclictest28-21ksoftirqd/212:00:232
3185991210,1cyclictest28-21ksoftirqd/210:53:142
3185991210,1cyclictest28-21ksoftirqd/210:15:162
3185991210,1cyclictest28-21ksoftirqd/207:15:002
317699121,2cyclictest12097-21sendmail11:00:000
317699120,1cyclictest28459-21diskmemload12:27:250
317699120,1cyclictest17465-21fschecks_time12:35:140
317699120,1cyclictest1372-21wc09:15:210
317699120,0cyclictest0-21swapper/010:35:120
3185991111,0cyclictest28-21ksoftirqd/209:50:102
3185991110,1cyclictest28-21ksoftirqd/211:25:082
3185991110,1cyclictest28-21ksoftirqd/211:21:032
3185991110,1cyclictest28-21ksoftirqd/211:05:582
3185991110,1cyclictest28-21ksoftirqd/210:15:002
3185991110,1cyclictest28-21ksoftirqd/210:00:192
3185991110,1cyclictest28-21ksoftirqd/209:55:132
3185991110,0cyclictest28-21ksoftirqd/212:20:152
317699115,5cyclictest11299-21ssh09:30:120
317699112,4cyclictest28459-21diskmemload12:14:590
317699112,1cyclictest32657-21aten2.4-expect08:10:120
317699111,9cyclictest5996-21ssh10:05:180
317699111,3cyclictest27662-21cpuspeed_turbos12:05:150
317699111,0cyclictest28459-21diskmemload10:20:100
317699110,2cyclictest23011-21ssh10:30:140
317699110,1cyclictest0-21swapper/009:24:320
318599109,1cyclictest28-21ksoftirqd/212:06:182
318599109,1cyclictest28-21ksoftirqd/211:30:182
318599109,1cyclictest28-21ksoftirqd/210:45:192
318599109,1cyclictest28-21ksoftirqd/210:35:142
318599109,1cyclictest28-21ksoftirqd/210:28:542
318599109,1cyclictest28-21ksoftirqd/209:21:252
318599108,1cyclictest28-21ksoftirqd/211:36:202
318599108,1cyclictest28-21ksoftirqd/209:41:052
318599108,1cyclictest28-21ksoftirqd/209:16:482
3185991010,0cyclictest28-21ksoftirqd/212:14:512
318599100,10cyclictest0-21swapper/207:40:112
317699105,4cyclictest23368-21ssh11:59:530
317699103,0cyclictest28459-21diskmemload11:34:250
317699102,0cyclictest28459-21diskmemload10:50:260
317699102,0cyclictest28459-21diskmemload09:42:150
317699101,0cyclictest28459-21diskmemload12:18:110
317699101,0cyclictest28459-21diskmemload11:38:160
317699100,2cyclictest240-21systemd-journal10:50:010
317699100,1cyclictest25489-21runrttasks11:16:090
317699100,0cyclictest28459-21diskmemload11:50:420
317699100,0cyclictest0-21swapper/012:22:330
31949992,3cyclictest0-21swapper/309:41:303
31859999,0cyclictest28-21ksoftirqd/212:15:142
31859999,0cyclictest28-21ksoftirqd/210:20:522
31859998,1cyclictest28-21ksoftirqd/212:37:542
31859998,1cyclictest28-21ksoftirqd/211:45:262
31859998,1cyclictest28-21ksoftirqd/211:40:192
31859998,1cyclictest28-21ksoftirqd/211:10:592
31859998,1cyclictest28-21ksoftirqd/211:00:572
31859998,1cyclictest28-21ksoftirqd/210:34:512
31859998,1cyclictest28-21ksoftirqd/209:30:422
31859998,1cyclictest28-21ksoftirqd/209:10:162
31859998,1cyclictest28-21ksoftirqd/209:09:592
31859998,1cyclictest28-21ksoftirqd/208:25:142
31859998,1cyclictest28-21ksoftirqd/208:15:122
31859998,1cyclictest28-21ksoftirqd/207:50:212
31859998,0cyclictest28-21ksoftirqd/209:25:062
31859997,1cyclictest28-21ksoftirqd/212:25:152
31859997,1cyclictest28-21ksoftirqd/211:15:362
31859997,1cyclictest28-21ksoftirqd/208:35:112
31859997,1cyclictest28-21ksoftirqd/208:05:172
31769996,3cyclictest745-21lldpd07:55:550
31769993,1cyclictest32727-21ssh09:58:530
31769992,1cyclictest28744-21basename09:10:130
31769992,1cyclictest14021-21ntp_states11:45:170
31769991,1cyclictest240-21systemd-journal08:21:110
31769991,0cyclictest28459-21diskmemload09:45:410
31769990,4cyclictest19849-21aten_r1power_en11:10:120
31769990,1cyclictest240-21systemd-journal09:30:000
31769990,1cyclictest240-21systemd-journal09:00:000
31769990,1cyclictest240-21systemd-journal08:40:010
31769990,1cyclictest240-21systemd-journal08:05:400
31769990,1cyclictest240-21systemd-journal07:20:000
31769990,1cyclictest0-21swapper/011:05:100
31769990,0cyclictest28459-21diskmemload09:53:420
31769990,0cyclictest0-21swapper/010:01:050
9753280,0sleep10-21swapper/109:26:431
31949986,1cyclictest29351-21sh10:38:503
31949983,4cyclictest28459-21diskmemload09:32:433
31949982,3cyclictest0-21swapper/312:35:143
31949982,2cyclictest13524-21apt-get07:30:103
31949981,6cyclictest12825-21apt-get11:45:113
31949981,3cyclictest0-21swapper/312:30:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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