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2026-07-06 - 01:31
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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 rack1slot3.osadl.org (updated Mon Jul 06, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
492181991413,0cyclictest0-21swapper/323:46:363
49218199140,12cyclictest0-21swapper/321:35:113
492181991313,0cyclictest0-21swapper/322:43:053
492181991313,0cyclictest0-21swapper/321:33:283
492181991313,0cyclictest0-21swapper/321:15:023
492181991313,0cyclictest0-21swapper/320:58:383
492181991313,0cyclictest0-21swapper/320:53:323
492181991313,0cyclictest0-21swapper/320:00:163
492181991313,0cyclictest0-21swapper/300:39:513
492181991312,0cyclictest0-21swapper/321:28:203
492181991312,0cyclictest0-21swapper/320:35:063
492181991312,0cyclictest0-21swapper/319:40:503
492181991312,0cyclictest0-21swapper/300:10:093
49218199130,11cyclictest0-21swapper/323:25:123
49218199130,11cyclictest0-21swapper/322:50:133
49218199130,11cyclictest0-21swapper/321:40:133
49218199130,11cyclictest0-21swapper/321:20:123
492181991212,0cyclictest0-21swapper/323:11:463
492181991212,0cyclictest0-21swapper/323:05:383
492181991212,0cyclictest0-21swapper/323:01:313
492181991212,0cyclictest0-21swapper/322:25:423
492181991212,0cyclictest0-21swapper/322:21:363
492181991212,0cyclictest0-21swapper/322:17:293
492181991212,0cyclictest0-21swapper/322:03:093
492181991212,0cyclictest0-21swapper/320:41:143
492181991212,0cyclictest0-21swapper/320:34:043
492181991212,0cyclictest0-21swapper/320:26:553
492181991212,0cyclictest0-21swapper/319:29:333
492181991212,0cyclictest0-21swapper/300:05:013
492181991211,0cyclictest0-21swapper/321:08:543
492181991211,0cyclictest0-21swapper/320:20:463
492181991211,0cyclictest0-21swapper/319:32:383
492181991211,0cyclictest0-21swapper/319:17:173
492181991211,0cyclictest0-21swapper/300:24:293
49218199120,9cyclictest0-21swapper/321:00:133
492181991111,0cyclictest0-21swapper/323:57:523
492181991111,0cyclictest0-21swapper/323:50:413
492181991111,0cyclictest0-21swapper/323:43:313
492181991111,0cyclictest0-21swapper/322:33:533
492181991111,0cyclictest0-21swapper/321:49:523
492181991111,0cyclictest0-21swapper/320:08:283
492181991110,0cyclictest0-21swapper/322:07:153
492181991110,0cyclictest0-21swapper/319:52:053
49218199110,0cyclictest0-21swapper/319:10:173
49218199109,0cyclictest0-21swapper/320:13:363
492181991010,0cyclictest0-21swapper/323:38:233
492181991010,0cyclictest0-21swapper/323:30:133
492181991010,0cyclictest0-21swapper/323:24:033
492181991010,0cyclictest0-21swapper/322:57:263
492181991010,0cyclictest0-21swapper/320:48:243
492181991010,0cyclictest0-21swapper/319:38:463
492181991010,0cyclictest0-21swapper/319:20:173
492181991010,0cyclictest0-21swapper/300:34:423
492181991010,0cyclictest0-21swapper/300:17:183
49218199100,10cyclictest0-21swapper/322:35:173
4921819999,0cyclictest0-21swapper/322:10:203
4921819999,0cyclictest0-21swapper/319:45:153
4921819999,0cyclictest0-21swapper/300:27:333
4921819998,0cyclictest0-21swapper/322:48:133
4921819990,8cyclictest0-21swapper/300:00:103
4921819990,0cyclictest0-21swapper/321:55:223
4921819988,0cyclictest0-21swapper/323:15:183
4921819988,0cyclictest0-21swapper/321:10:563
4921819988,0cyclictest0-21swapper/320:17:413
4921819987,0cyclictest0-21swapper/319:56:113
4921819977,0cyclictest0-21swapper/321:50:523
491228271,4sleep30-21swapper/319:05:193
12959860,4rtkit-daemon772-21snmpd23:31:160
12959850,2rtkit-daemon623-21wpa_supplicant20:10:290
12959850,2rtkit-daemon547958-21aten_r1power_cu21:30:130
12959850,2rtkit-daemon507764-21ntp_states19:45:150
12959850,1rtkit-daemon333-21plymouthd19:05:180
12959850,0rtkit-daemon0-21swapper/022:25:590
546255240,3sleep2546334-21gltestperf21:25:142
491856242,1sleep20-21swapper/219:08:112
491656242,1sleep10-21swapper/119:05:371
12959840,2rtkit-daemon772-21snmpd22:56:180
12959840,2rtkit-daemon772-21snmpd22:01:290
12959840,2rtkit-daemon772-21snmpd20:50:060
12959840,2rtkit-daemon623-21wpa_supplicant22:35:350
12959840,2rtkit-daemon1299-21sendmail-mta23:01:080
12959840,2rtkit-daemon1-21systemd22:49:540
12959840,2rtkit-daemon1-21systemd22:06:130
12959840,2rtkit-daemon1-21systemd21:14:480
12959840,2rtkit-daemon1-21systemd00:18:440
12959840,1rtkit-daemon497244-21memory19:20:160
12959840,1rtkit-daemon1-21systemd22:24:410
12959840,1rtkit-daemon1-21systemd00:30:530
12959840,0rtkit-daemon0-21swapper/020:49:410
617262230,1sleep1617288-21apt-get00:15:131
605189230,2sleep0605271-21open_inodes23:45:180
520680230,1sleep1520706-21apt-get20:20:131
510566230,1sleep2510579-21apt-get19:55:012
509169230,0sleep00-21swapper/019:50:140
12959830,2rtkit-daemon772-21snmpd23:19:320
12959830,2rtkit-daemon772-21snmpd20:55:060
12959830,2rtkit-daemon611-21NetworkManager19:11:300
12959830,1rtkit-daemon772-21snmpd23:11:360
12959830,1rtkit-daemon772-21snmpd21:50:370
12959830,1rtkit-daemon772-21snmpd20:25:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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