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2026-04-17 - 09:30
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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 Fri Apr 17, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17170996914,48cyclictest28532-21/usr/sbin/munin20:43:010
1717499644,54cyclictest0-21swapper/119:02:441
1717099634,52cyclictest0-21swapper/021:23:100
17170996312,45cyclictest20719-21ls21:58:000
17170996221,36cyclictest638-21runrttasks20:06:310
17170996216,40cyclictest627-21snmpd23:32:370
17170996216,40cyclictest12323-21ntpq19:13:050
17170996213,43cyclictest468-21ssh22:13:250
1717099619,45cyclictest0-21swapper/020:53:410
17170996116,39cyclictest8275-21/usr/sbin/munin23:07:570
17170996016,38cyclictest30862-21/usr/sbin/munin18:38:120
17170996016,38cyclictest19060-21/usr/sbin/munin19:33:060
17170996015,39cyclictest22801-21/usr/sbin/munin19:43:140
17170996015,39cyclictest20929-21/usr/sbin/munin19:38:060
17170996014,40cyclictest2494-21fschecks_count18:47:580
17170996014,40cyclictest2494-21fschecks_count18:47:580
17170996014,40cyclictest17189-21/usr/sbin/munin19:27:580
17170996013,41cyclictest4606-21ssh20:11:300
17170996013,41cyclictest4606-21ssh20:11:300
1717499595,47cyclictest0-21swapper/121:59:391
1717499593,50cyclictest0-21swapper/122:29:571
17170995917,36cyclictest0-21swapper/022:37:480
17170995917,36cyclictest0-21swapper/022:37:480
17170995916,37cyclictest23820-21/usr/sbin/munin22:03:080
17170995915,39cyclictest32730-21/usr/sbin/munin18:43:100
17170995915,38cyclictest9704-21/usr/sbin/munin19:08:080
17170995914,39cyclictest7894-21ssh21:41:410
17170995913,40cyclictest7927-21grep22:23:090
17170995913,40cyclictest32526-21ssh22:57:030
17170995817,35cyclictest22267-21irqstats22:43:000
17170995817,35cyclictest20145-21iostat_ios23:22:560
17170995816,36cyclictest23075-21smart_sda21:18:100
17170995816,36cyclictest0-21swapper/022:20:420
17170995816,36cyclictest0-21swapper/021:06:360
17170995814,38cyclictest32389-21ssh21:31:040
17170995814,38cyclictest28471-21aten_rbpower_en19:57:550
17170995814,38cyclictest25125-21if_eth219:47:580
17170995814,38cyclictest18953-21sshd21:13:020
17170995813,39cyclictest20281-21latency_hist20:32:430
17170995812,41cyclictest14343-21ssh20:23:220
17170995812,40cyclictest0-21swapper/020:42:150
1717099578,43cyclictest0-21swapper/021:34:100
17170995715,9cyclictest16251-21/usr/sbin/munin21:52:500
17170995715,36cyclictest1795-21ssh20:50:270
17170995714,38cyclictest0-21swapper/020:34:070
17170995714,37cyclictest15316-21/usr/sbin/munin19:23:020
17170995714,36cyclictest16012-21df_inode23:17:520
17170995712,40cyclictest12363-21ssh21:47:420
17170995712,39cyclictest11247-21ssh22:28:040
17170995711,40cyclictest15106-21kworker/0:120:13:260
17170995710,41cyclictest0-21swapper/022:49:260
17170995619,32cyclictest12051-21ssh23:12:490
17170995616,34cyclictest26535-21/usr/sbin/munin19:53:080
17170995615,35cyclictest8648-21/usr/sbin/munin21:43:060
17170995614,37cyclictest16728-21ssh22:35:430
17170995614,36cyclictest13613-21diskstats19:17:550
17170995614,36cyclictest11255-21ssh20:19:460
17170995613,38cyclictest3485-21ssh23:01:070
17170995613,38cyclictest3485-21ssh23:01:070
17170995612,38cyclictest7349-21fschecks_time20:57:560
17170995612,38cyclictest7349-21fschecks_time20:57:560
1717499553,47cyclictest0-21swapper/121:08:201
17170995518,31cyclictest14488-21/usr/sbin/munin21:08:070
17170995511,38cyclictest0-21swapper/023:03:220
17170995510,39cyclictest0-21swapper/022:11:280
1717499543,46cyclictest0-21swapper/122:36:381
1717499543,46cyclictest0-21swapper/121:14:201
1717499543,45cyclictest0-21swapper/120:37:521
1717499537,41cyclictest0-21swapper/121:42:201
1717499524,9cyclictest0-21swapper/123:14:081
1717499524,42cyclictest0-21swapper/121:20:401
1717499524,42cyclictest0-21swapper/120:54:511
1717499524,41cyclictest0-21swapper/122:08:491
1717499522,45cyclictest6747-21diskstats22:22:511
1717499522,44cyclictest10620-21ssh20:18:221
167562529,15sleep10-21swapper/118:00:371
1717499514,41cyclictest0-21swapper/123:06:081
1717499513,44cyclictest0-21swapper/120:43:091
1717499509,35cyclictest0-21swapper/120:17:161
1717499504,40cyclictest0-21swapper/122:42:361
1717499504,40cyclictest0-21swapper/122:42:361
1717499504,40cyclictest0-21swapper/121:06:091
1717499504,13cyclictest0-21swapper/120:27:141
1717499503,43cyclictest0-21swapper/121:51:011
1717499503,41cyclictest0-21swapper/118:33:061
1717499503,39cyclictest0-21swapper/122:43:121
17170995015,9cyclictest627-21snmpd19:06:410
1718599494,39cyclictest0-21swapper/320:38:133
1717499497,36cyclictest0-21swapper/122:06:371
1717499497,36cyclictest0-21swapper/120:27:581
1717499494,40cyclictest0-21swapper/118:23:001
1717499494,39cyclictest0-21swapper/123:19:211
1717499494,39cyclictest0-21swapper/121:46:201
1717499492,14cyclictest1550-21interrupts21:32:561
17174994911,31cyclictest0-21swapper/122:47:571
1718599485,38cyclictest0-21swapper/323:13:053
1717499489,34cyclictest0-21swapper/120:49:131
1717499488,9cyclictest30665-21vmstat22:53:091
1717499488,35cyclictest0-21swapper/122:18:381
1717499487,35cyclictest0-21swapper/121:24:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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