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2026-05-19 - 22:45
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Sun May 17, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
395399809,5cyclictest0-21swapper/012:36:390
3969997624,46cyclictest7670-21ssh10:20:163
395399755,63cyclictest0-21swapper/010:37:350
3969997422,8cyclictest9645-21ssh11:47:103
3969997418,49cyclictest3951-21kworker/3:010:50:373
3969997325,41cyclictest16222-21ssh11:55:153
395399735,61cyclictest0-21swapper/010:45:040
3953997211,55cyclictest0-21swapper/012:22:280
3969997126,39cyclictest1167-21taskset10:54:523
395399718,57cyclictest0-21swapper/010:31:290
395399718,57cyclictest0-21swapper/010:11:160
395399718,57cyclictest0-21swapper/010:11:160
395399717,25cyclictest0-21swapper/012:19:140
395399715,59cyclictest0-21swapper/011:08:340
395399715,59cyclictest0-21swapper/011:08:340
395399715,59cyclictest0-21swapper/009:38:470
395399714,61cyclictest0-21swapper/012:33:130
395399714,10cyclictest0-21swapper/011:17:010
395399704,60cyclictest0-21swapper/009:18:150
395399704,60cyclictest0-21swapper/009:18:150
395399704,59cyclictest0-21swapper/010:43:080
395399704,59cyclictest0-21swapper/009:47:090
395399704,59cyclictest0-21swapper/009:26:280
3953997012,52cyclictest0-21swapper/011:56:400
3969996923,40cyclictest3977-21/usr/sbin/munin08:35:053
3969996921,42cyclictest19512-21/usr/sbin/munin07:50:163
3969996921,42cyclictest19512-21/usr/sbin/munin07:50:163
3969996920,43cyclictest3951-21kworker/3:012:34:023
395399698,55cyclictest0-21swapper/011:12:350
395399695,6cyclictest0-21swapper/009:51:460
395399695,58cyclictest0-21swapper/011:29:220
395399694,6cyclictest0-21swapper/007:59:530
395399694,6cyclictest0-21swapper/007:59:530
395399694,59cyclictest0-21swapper/010:16:240
395399694,58cyclictest0-21swapper/012:05:300
395399694,58cyclictest0-21swapper/009:57:340
395399694,58cyclictest0-21swapper/009:12:000
395399694,29cyclictest0-21swapper/010:20:500
395399694,28cyclictest7638-21ssh12:26:160
3969996824,38cyclictest4257-21/usr/sbin/munin09:35:043
3969996823,39cyclictest29063-21open_inodes11:30:143
3969996823,39cyclictest20412-21ssh10:36:573
3969996822,40cyclictest17643-21/usr/sbin/munin07:45:073
3969996821,41cyclictest11182-21ssh11:49:553
3969996820,42cyclictest9467-21chrt11:05:073
3969996820,42cyclictest9467-21chrt11:05:073
3969996820,41cyclictest12035-21/usr/sbin/munin07:30:213
3969996813,17cyclictest7874-21sh11:03:153
395399688,54cyclictest0-21swapper/011:41:510
395399685,28cyclictest0-21swapper/010:02:050
395399684,58cyclictest0-21swapper/012:11:520
395399684,58cyclictest0-21swapper/011:04:460
395399684,10cyclictest0-21swapper/011:39:260
3969996723,38cyclictest1918-21/usr/sbin/munin12:20:153
3969996722,39cyclictest31706-21unixbench-2d12:15:163
3969996721,40cyclictest18759-21ssh09:53:263
3969996719,41cyclictest22320-21fschecks_count10:40:043
3969996718,42cyclictest17150-21iostat11:15:063
395399675,56cyclictest0-21swapper/009:31:130
395399675,28cyclictest0-21swapper/011:31:450
395399674,57cyclictest0-21swapper/010:58:590
395399674,57cyclictest0-21swapper/008:25:190
395399674,56cyclictest0-21swapper/011:46:010
395399674,56cyclictest0-21swapper/010:07:330
395399674,56cyclictest0-21swapper/010:07:330
3969996623,37cyclictest26812-21diskstats12:10:013
3969996621,39cyclictest17741-21cat09:10:093
3969996621,38cyclictest8300-21/usr/sbin/munin07:20:073
3969996620,40cyclictest32019-21memory10:10:113
3969996620,40cyclictest32019-21memory10:10:113
395399665,55cyclictest0-21swapper/010:50:490
395399664,6cyclictest0-21swapper/008:54:510
395399664,55cyclictest0-21swapper/011:21:100
3969996523,36cyclictest25140-21/usr/sbin/munin08:05:213
3969996523,10cyclictest14712-21ssh11:11:293
3969996522,37cyclictest8122-21perl08:45:073
3969996522,37cyclictest6289-21iostat12:25:033
3969996522,37cyclictest1439-21ssh11:36:083
3969996522,37cyclictest11948-21ssh10:25:233
3969996521,38cyclictest30225-21vmstat09:25:213
3969996521,38cyclictest22920-21df12:04:583
3969996521,10cyclictest2100-21/usr/sbin/munin08:30:053
3969996520,39cyclictest25636-21ssh10:01:373
3969996520,39cyclictest20497-21needreboot09:55:123
3969996519,40cyclictest3951-21kworker/3:010:33:493
3969996518,41cyclictest2017-21ssh09:30:533
395399654,9cyclictest0-21swapper/011:54:340
395399654,7cyclictest0-21swapper/009:41:470
395399654,55cyclictest0-21swapper/009:20:220
395399654,29cyclictest0-21swapper/012:01:590
395399654,29cyclictest0-21swapper/012:01:590
395399654,29cyclictest0-21swapper/010:26:330
105532650,4sleep110552-21ssh10:25:001
3969996423,36cyclictest6432-21/usr/sbin/munin07:15:213
3969996423,35cyclictest18896-21/usr/sbin/munin12:00:193
3969996423,35cyclictest18896-21/usr/sbin/munin12:00:193
3969996422,36cyclictest645-21runrttasks11:29:183
3969996420,38cyclictest4566-21/usr/sbin/munin07:10:153
3969996420,38cyclictest26402-21ssh09:20:263
3969996416,42cyclictest3951-21kworker/3:010:49:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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