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2025-11-03 - 14:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack2slot7.osadl.org (updated Mon Nov 03, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
206188999413,29cyclictest0-21swapper/012:44:280
206188999393,34cyclictest2168700-21idleruntime-cro10:40:420
206188999383,9cyclictest0-21swapper/011:20:440
206188999335,6cyclictest2125996-21ssh09:47:480
2061889993332,1cyclictest0-21swapper/012:37:560
2061889993016,2cyclictest0-21swapper/011:42:560
206189199293,19cyclictest1007-21mta-sts-daemon07:33:592
2061889992919,3cyclictest0-21swapper/011:13:040
206188999290,29cyclictest0-21swapper/007:30:460
206188999290,19cyclictest0-21swapper/012:02:520
2061890992821,5cyclictest11050irq/107-eth%d09:47:481
206189099281,2cyclictest171rcu_preempt07:15:411
2061889992813,12cyclictest2147221-21ssh10:12:560
206188999272,9cyclictest11050irq/107-eth%d12:06:000
206188999271,20cyclictest2248564-21needreboot12:22:590
206189199264,14cyclictest633-21gpm10:55:592
206188999269,11cyclictest0-21swapper/010:41:570
206188999267,12cyclictest1005-21mta-sts-daemon10:57:570
206188999262,20cyclictest0-21swapper/009:53:000
2061890992517,4cyclictest2201730-21xargs11:23:001
2061889992518,2cyclictest2240677-21ssh12:13:010
206188999251,18cyclictest58-21kcompactd009:15:490
206189199243,17cyclictest2159374-21ld10:28:012
2061891992411,8cyclictest111788-21systemd-journal12:13:022
206189099245,17cyclictest992-21lldpd11:33:311
2061890992417,6cyclictest762-21in:imuxsock12:12:591
206188999247,2cyclictest0-21swapper/010:22:560
206188999242,17cyclictest2061879-21cyclictest07:15:410
2061889992420,3cyclictest0-21swapper/008:00:440
206188999240,22cyclictest2176190-21latency_hist10:50:420
206189199230,14cyclictest2157089-21sh10:25:422
206189099233,7cyclictest0-21swapper/109:03:121
2061890992319,3cyclictest2216044-21fschecks_count11:42:511
206189199226,12cyclictest1005-21mta-sts-daemon08:05:452
206189099223,7cyclictest11050irq/107-eth%d10:42:591
206189099223,13cyclictest2065189-21sendmail-msp07:28:011
2061890992211,9cyclictest2221418-21ssh11:48:331
2061889992219,1cyclictest0-21swapper/012:18:020
2061889992215,3cyclictest259-21jbd2/mmcblk0p2-812:30:180
206188999220,4cyclictest2185680-21ntpq11:02:580
206189199215,14cyclictest2243333-21munin-node11:13:382
206188999214,16cyclictest0-21swapper/011:28:020
206188999212,8cyclictest111788-21systemd-journal09:03:120
206188999212,17cyclictest2188621-21aten_r2power_en11:07:520
2061889992112,8cyclictest111788-21systemd-journal11:32:340
206189199205,11cyclictest2147213-21ntpq10:12:562
206189199204,9cyclictest11050irq/107-eth%d12:17:572
206189099202,6cyclictest2252788-21/usr/sbin/munin12:28:001
206188999209,2cyclictest2139177-21/usr/sbin/munin10:03:030
206188999200,13cyclictest2069380-21fschecks_time07:38:130
206189199196,10cyclictest2243333-21munin-node11:43:292
206189199193,12cyclictest764-21rs:main2
206189199192,3cyclictest11050irq/107-eth%d11:47:492
206189199192,11cyclictest2077398-21cat08:00:422
2061891991913,5cyclictest0-21swapper/212:02:542
206189099192,13cyclictest1008-21mta-sts-daemon12:24:521
2061890991915,1cyclictest0-21swapper/108:05:441
2061889991915,0cyclictest0-21swapper/010:53:010
206188999190,11cyclictest2159567-21find10:28:040
112699190,3rtkit-daemon1125-21rtkit-daemon09:07:141
206189199183,11cyclictest2169053-21ssh10:41:012
2061891991814,2cyclictest0-21swapper/212:27:522
206189099183,11cyclictest1007-21mta-sts-daemon12:07:591
2061890991816,1cyclictest0-21swapper/110:08:051
2061890991813,3cyclictest2182327-21grep10:58:021
2061890991811,4cyclictest2089873-21fschecks_time08:37:521
206189099181,10cyclictest2187411-21sendmail-msp11:08:011
2061890991810,6cyclictest0-21swapper/109:37:561
2061889991813,3cyclictest2095229-21grep08:52:520
2061889991812,5cyclictest0-21swapper/011:47:500
2061889991811,5cyclictest762-21in:imuxsock10:32:490
2061889991810,2cyclictest2122179-21tune2fs09:42:540
206188999180,10cyclictest2218536-21sendmail-msp11:52:580
206189299173,7cyclictest0-21swapper/311:13:053
206189299172,10cyclictest0-21swapper/308:12:533
206189199176,7cyclictest2107365-21ssh09:22:492
206189199174,8cyclictest2063502-21cron07:20:422
206189199174,10cyclictest2124907-21ssh09:45:562
206189199172,12cyclictest2204719-21ssh11:27:542
206189099174,11cyclictest111788-21systemd-journal09:28:121
206189099172,8cyclictest2203200-21sendmail-msp11:28:011
206189099172,11cyclictest2227209-21/usr/sbin/munin11:57:571
2061890991715,1cyclictest0-21swapper/112:03:001
2061890991712,3cyclictest2194950-21latency_hist11:15:421
2061890991710,5cyclictest111788-21systemd-journal07:47:551
206189099170,7cyclictest11050irq/107-eth%d10:23:071
206189099170,11cyclictest2070976-21fschecks_count07:42:521
206188999179,4cyclictest259-21jbd2/mmcblk0p2-809:27:070
206188999178,5cyclictest2073989-21acpi07:52:480
206188999175,3cyclictest111788-21systemd-journal09:08:100
206188999172,5cyclictest11050irq/107-eth%d11:57:550
206188999171,13cyclictest2089385-21grep08:35:420
112699170,3rtkit-daemon1125-21rtkit-daemon09:12:041
206189299165,6cyclictest0-21swapper/310:12:563
206189299163,5cyclictest0-21swapper/310:07:553
206189299161,7cyclictest0-21swapper/310:49:323
206189199166,8cyclictest2079194-21dpkg08:05:422
206189199162,6cyclictest259-21jbd2/mmcblk0p2-809:32:552
2061891991614,1cyclictest0-21swapper/209:28:202
2061891991613,2cyclictest2093526-21fschecks_time08:48:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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