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2026-06-27 - 03:52
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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 Sat Jun 27, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10286997425,43cyclictest30209-21fschecks_time22:24:360
10286997320,47cyclictest23443-21chrt22:58:570
10286997022,42cyclictest19653-21/usr/sbin/munin20:39:430
10286997021,43cyclictest8008-21kernelversion21:54:380
10286997020,44cyclictest18380-21/usr/sbin/munin19:09:380
10286996922,41cyclictest17377-21ssh22:07:080
10286996822,40cyclictest17785-21/usr/sbin/munin20:34:480
10286996821,41cyclictest13118-21ssh00:09:410
10286996819,43cyclictest15690-21ssh21:21:090
10286996819,42cyclictest23984-21/usr/sbin/munin19:24:570
10286996816,46cyclictest0-21swapper/022:50:220
10286996724,37cyclictest5460-21iostat_ios22:34:360
10286996719,42cyclictest16511-21/usr/sbin/munin19:04:510
10286996625,35cyclictest6250-21/usr/sbin/munin21:09:320
10286996625,35cyclictest6250-21/usr/sbin/munin21:09:320
10286996623,37cyclictest9374-21load22:39:410
10286996622,38cyclictest22117-21/usr/sbin/munin19:19:510
10286996622,38cyclictest20247-21/usr/sbin/munin19:14:510
10286996620,40cyclictest11800-21ssh21:15:500
10286996620,40cyclictest11800-21ssh21:15:500
10286996618,42cyclictest16332-21hwlatdetect20:29:370
10290996510,49cyclictest15505-21sshd21:20:441
10286996523,36cyclictest3538-21smart_sda21:04:510
10286996522,9cyclictest12182-21/usr/sbin/munin20:19:460
10286996522,37cyclictest12770-21/usr/sbin/munin18:54:510
10286996521,38cyclictest2829-21/usr/sbin/munin19:54:370
10286996521,38cyclictest27723-21/usr/sbin/munin19:34:460
10286996521,38cyclictest19411-21/usr/sbin/munin22:09:420
10286996521,13cyclictest1579-21perl22:29:350
10286996520,39cyclictest1676-21ssh21:45:290
10286996520,39cyclictest13062-21irqstats22:44:380
10286996520,39cyclictest13062-21irqstats22:44:380
10286996519,39cyclictest21910-21seq23:39:260
10286996516,8cyclictest3458-21kworker/0:021:49:450
10286996423,35cyclictest28269-21irqstats23:04:390
10286996422,36cyclictest29592-21/usr/sbin/munin19:39:510
10286996422,36cyclictest25152-21ssh20:50:260
10286996420,38cyclictest7498-21ssh00:02:480
10286996420,38cyclictest21541-21/usr/sbin/munin20:44:360
10286996419,39cyclictest17601-21ssh21:24:340
1029099633,55cyclictest0-21swapper/121:43:431
10286996322,36cyclictest10317-21/usr/sbin/munin20:14:480
10286996322,36cyclictest10317-21/usr/sbin/munin20:14:480
10286996322,35cyclictest962-21/usr/sbin/munin19:49:510
10286996322,35cyclictest17085-21smart_sda00:14:440
10286996321,8cyclictest1675-21ssh21:03:100
10286996321,36cyclictest28437-21ssh23:47:400
10286996320,37cyclictest31896-21perl23:09:330
10286996319,38cyclictest30611-21ssh20:58:510
10286996319,38cyclictest26469-21ssh21:35:130
10286996319,38cyclictest25855-21/usr/sbin/munin19:29:430
10286996318,39cyclictest9480-21find00:04:450
10286996318,39cyclictest31690-21ssh23:51:310
10286996318,39cyclictest31690-21ssh23:51:310
10286996318,21cyclictest4575-21ssh23:15:220
10286996223,33cyclictest21356-21df_inode21:29:340
10286996223,33cyclictest14047-21/usr/sbin/munin20:24:390
10286996222,35cyclictest30011-21awk21:39:530
10286996221,36cyclictest8070-21unixbench_singl23:19:480
10286996221,35cyclictest26081-21/usr/sbin/munin22:19:400
10286996221,35cyclictest14641-21/usr/sbin/munin18:59:430
10286996221,35cyclictest11536-21/usr/sbin/munin23:24:450
10286996221,14cyclictest6568-21/usr/sbin/munin20:04:350
10286996220,36cyclictest13184-21ssh22:01:080
10286996220,36cyclictest13184-21ssh22:01:080
10286996219,37cyclictest8442-21/usr/sbin/munin20:09:550
10286996219,37cyclictest8442-21/usr/sbin/munin20:09:550
10286996219,37cyclictest19423-21sed23:34:490
10286996122,33cyclictest4692-21/usr/sbin/munin19:59:480
10286996122,33cyclictest1453-21iostat23:54:360
10286996119,37cyclictest25171-21ssh22:17:570
10286996119,37cyclictest24251-21tune2fs22:59:330
10286996119,36cyclictest16665-21ssh23:31:490
10286996021,33cyclictest31477-21/usr/sbin/munin19:44:380
1029099595,47cyclictest0-21swapper/123:08:121
1030299584,47cyclictest0-21swapper/321:50:043
1004825845,8sleep210062-21idleruntime-cro18:49:252
1029099554,44cyclictest0-21swapper/121:06:451
249025413,7sleep123198-21diskmemload23:14:001
1029099543,45cyclictest0-21swapper/122:33:471
1029099542,8cyclictest19753-21latency_hist00:19:191
1030299534,44cyclictest0-21swapper/321:19:393
1030299534,43cyclictest0-21swapper/322:35:333
1029099533,44cyclictest0-21swapper/121:52:441
1029099533,44cyclictest0-21swapper/121:13:191
1029099533,44cyclictest0-21swapper/121:13:191
1029799522,45cyclictest16908-21ntp_states00:14:402
1029099525,41cyclictest0-21swapper/123:35:211
1029099524,42cyclictest0-21swapper/123:39:211
1029099523,42cyclictest0-21swapper/122:18:131
1029099522,44cyclictest779-21netstat21:44:441
100662523,13sleep10-21swapper/100:05:121
1030299513,43cyclictest0-21swapper/319:54:243
1029099513,42cyclictest0-21swapper/122:56:321
1029099513,15cyclictest5964-21ssh23:18:191
1029099504,40cyclictest0-21swapper/123:47:471
1029099504,40cyclictest0-21swapper/123:23:421
1029099504,40cyclictest0-21swapper/122:11:511
1029099504,38cyclictest0-21swapper/120:10:011
1029099504,38cyclictest0-21swapper/120:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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