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2026-01-05 - 08:49
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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 Mon Jan 05, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1085499709,55cyclictest18453-21/usr/sbin/munin20:43:001
10854996447,11cyclictest0-21swapper/121:25:461
1085499628,48cyclictest7054-21kworker/1:222:39:411
1085499628,48cyclictest7054-21kworker/1:222:39:411
1084999604,49cyclictest0-21swapper/022:28:440
1086399585,46cyclictest0-21swapper/223:51:422
1085499589,42cyclictest7202-21/usr/sbin/munin20:12:421
1085499579,43cyclictest25657-21ssh20:58:081
1085499579,43cyclictest25657-21ssh20:58:081
10854995714,37cyclictest3654-21diskstats00:02:371
10854995714,37cyclictest15464-21ntpq20:32:491
10854995712,39cyclictest16582-21/usr/sbin/munin20:37:521
10854995711,12cyclictest17379-21missed_timers23:37:441
10854995710,40cyclictest30743-21/usr/sbin/munin23:12:471
1086399564,46cyclictest0-21swapper/222:20:542
1085499569,41cyclictest1582-21/usr/sbin/munin19:57:471
1085499567,43cyclictest7054-21kworker/1:222:04:411
1085499566,44cyclictest7054-21kworker/1:221:58:351
10854995612,38cyclictest22328-21/usr/sbin/munin23:02:591
10854995611,40cyclictest0-21swapper/123:57:521
10854995611,40cyclictest0-21swapper/123:57:521
10854995611,39cyclictest12831-21/usr/sbin/munin20:27:551
10854995611,39cyclictest0-21swapper/100:15:121
1085499559,40cyclictest7455-21sh21:17:441
1085499556,43cyclictest672-21sshd19:13:011
1085499555,44cyclictest28940-21ssh21:02:521
1085499554,45cyclictest0-21swapper/123:24:331
1085499554,45cyclictest0-21swapper/120:57:281
10854995515,6cyclictest18430-21idleruntime-cro00:22:221
10854995511,39cyclictest10861-21sort00:12:231
1085499548,13cyclictest11145-21sh23:29:191
1085499547,41cyclictest0-21swapper/121:55:471
1085499547,41cyclictest0-21swapper/121:55:471
10854995413,35cyclictest20827-21/usr/sbin/munin19:23:031
10854995410,37cyclictest3829-21memory21:12:471
1084999544,26cyclictest0-21swapper/000:13:450
8312530,4chrt832-21sh21:52:110
1086399534,43cyclictest0-21swapper/223:20:132
1085499539,38cyclictest24738-21perl23:47:401
10854995312,36cyclictest0-21swapper/122:21:101
10854995312,35cyclictest13237-21sshd22:49:561
10854995312,10cyclictest0-21swapper/122:28:521
10854995311,36cyclictest3457-21/usr/sbin/munin20:02:581
10854995310,37cyclictest13903-21sensors23:32:511
10854995310,37cyclictest13903-21sensors23:32:511
1084999535,42cyclictest0-21swapper/022:39:080
1084999535,42cyclictest0-21swapper/022:39:080
1084999534,44cyclictest0-21swapper/022:56:430
1084999534,43cyclictest0-21swapper/023:01:230
325732520,4sleep3361ktimersoftd/321:50:493
1087099522,44cyclictest21445-21timerandwakeup22:17:543
1085499529,37cyclictest28323-21/usr/sbin/munin19:42:521
1085499529,37cyclictest28323-21/usr/sbin/munin19:42:521
1085499529,37cyclictest20019-21ssh21:33:311
1085499527,40cyclictest25204-21sed22:22:541
1085499527,39cyclictest13537-21ssh22:07:511
1085499526,40cyclictest0-21swapper/121:11:381
1085499524,43cyclictest0-21swapper/121:39:031
1085499524,42cyclictest0-21swapper/123:42:431
1085499523,7cyclictest0-21swapper/122:57:261
10854995211,35cyclictest30201-21/usr/sbin/munin19:47:541
10854995211,35cyclictest0-21swapper/100:25:331
10854995211,34cyclictest27831-21sshd19:39:131
10854995210,37cyclictest31393-21ssh23:56:401
10854995210,36cyclictest0-21swapper/119:17:411
1084999524,9cyclictest0-21swapper/021:08:560
1084999524,43cyclictest0-21swapper/000:09:220
1084999524,42cyclictest0-21swapper/020:19:400
1084999524,17cyclictest0-21swapper/023:16:010
105062529,15sleep10-21swapper/118:56:111
102872529,15sleep00-21swapper/018:53:370
1086399514,40cyclictest0-21swapper/221:47:482
1085499518,38cyclictest32480-21ssh21:50:371
1085499518,37cyclictest16616-21cpu22:12:381
1085499517,38cyclictest0-21swapper/123:20:421
1085499517,11cyclictest24572-21/usr/sbin/munin19:32:431
1085499515,39cyclictest0-21swapper/122:52:271
10854995111,34cyclictest627-21snmpd21:29:221
10854995111,34cyclictest13333-21/usr/sbin/munin19:02:431
10854995110,35cyclictest27866-21ssh23:08:331
1084999515,40cyclictest0-21swapper/000:01:030
1084999515,40cyclictest0-21swapper/000:01:030
1084999515,18cyclictest0-21swapper/023:24:150
1084999514,42cyclictest0-21swapper/023:53:420
1084999513,42cyclictest0-21swapper/021:32:150
1084999513,42cyclictest0-21swapper/000:02:520
10849995119,7cyclictest19321-21wc00:22:440
10849995111,35cyclictest8859-21idleruntime-cro20:17:280
1086399504,41cyclictest0-21swapper/219:38:002
1085499508,36cyclictest28279-21ssh21:44:511
1085499503,42cyclictest0-21swapper/122:33:461
10854995012,7cyclictest0-21swapper/122:43:111
10854995012,7cyclictest0-21swapper/122:43:111
10854995010,34cyclictest627-21snmpd18:58:551
10854995010,34cyclictest22703-21/usr/sbin/munin19:27:471
10854995010,13cyclictest9077-21/usr/sbin/munin20:17:551
1084999504,40cyclictest0-21swapper/023:21:460
1084999504,40cyclictest0-21swapper/019:52:450
1084999503,42cyclictest0-21swapper/022:12:340
1084999503,41cyclictest0-21swapper/021:37:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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