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2025-12-19 - 11:48
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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 Dec 19, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2860199692,61cyclictest30495-21/usr/sbin/munin20:36:590
2860199682,7cyclictest6307-21/usr/sbin/munin23:51:460
2860199673,58cyclictest455-21sed20:41:530
2860199672,8cyclictest26748-21/usr/sbin/munin20:27:080
2860199672,59cyclictest5481-21date23:46:590
2861699663,8cyclictest0-21swapper/323:07:043
2860199662,58cyclictest28625-21/usr/sbin/munin20:32:030
2860199652,8cyclictest24876-21/usr/sbin/munin20:22:020
2860199652,8cyclictest24876-21/usr/sbin/munin20:22:020
2860199652,56cyclictest29213-21/usr/sbin/munin19:07:040
28611996125,31cyclictest4454-21grep20:51:572
2861699575,28cyclictest8933-21sshd21:04:253
2861699563,48cyclictest0-21swapper/321:51:493
2861699563,48cyclictest0-21swapper/321:51:493
28611995520,30cyclictest15600-21grep22:47:042
28611995513,35cyclictest10093-21ntpq21:06:572
28611995422,27cyclictest29562-21ls20:32:042
28611995416,32cyclictest10504-21seq19:41:552
28611995415,34cyclictest31055-21latency20:36:552
28611995321,27cyclictest21754-21tail21:37:052
28611995314,33cyclictest4408-21cpu19:26:472
28611995314,33cyclictest25465-21unixbench_multi21:47:032
2860199533,43cyclictest16401-21ntpdc00:16:530
28611995216,30cyclictest26723-21sed21:51:522
28611995216,30cyclictest26723-21sed21:51:522
28611995215,32cyclictest25753-21sendmail_mailqu20:22:012
28611995215,32cyclictest25753-21sendmail_mailqu20:22:012
28611995215,32cyclictest12024-21aten_rbpower_vo00:06:432
28611995214,32cyclictest13635-21sed22:42:032
28611995118,28cyclictest25368-21crond23:16:312
28611995116,30cyclictest26810-21unixbench_singl23:17:042
28611995115,31cyclictest32617-21processes22:06:592
28611995114,5cyclictest22507-21aten_rbpower_po21:41:452
2860199513,42cyclictest794-21fschecks_count19:16:490
2860199513,42cyclictest3886-21diskstats20:51:490
2860199513,42cyclictest3035-21/usr/sbin/munin23:41:470
2860199513,42cyclictest21846-21latency00:31:490
2860199513,42cyclictest21846-21latency00:31:490
2860199513,41cyclictest14082-21/usr/sbin/munin21:17:040
2860199512,42cyclictest10130-21open_inodes21:06:590
2861699505,39cyclictest0-21swapper/320:21:513
2861699505,39cyclictest0-21swapper/320:21:513
2861699504,41cyclictest0-21swapper/322:31:443
2861699503,9cyclictest0-21swapper/319:34:113
2861699503,43cyclictest0-21swapper/321:16:123
2861699503,41cyclictest0-21swapper/322:58:413
2861199504,39cyclictest0-21swapper/220:21:362
28611995015,30cyclictest638-21runrttasks21:16:522
28611995015,30cyclictest1078-21ls20:42:042
28611995015,29cyclictest638-21runrttasks00:24:112
28611995015,29cyclictest638-21runrttasks00:24:112
28611995015,29cyclictest21392-21sshd23:03:402
28611995015,28cyclictest7269-21wc19:32:062
28611995013,31cyclictest917-21fschecks_time19:16:502
2860199503,41cyclictest22599-21ntp_kernel_pll_23:06:550
2860199503,41cyclictest14555-21/usr/sbin/munin19:52:030
2860199503,40cyclictest17393-21latency21:26:530
2860199503,40cyclictest1708-21timerandwakeup23:37:000
28601995023,22cyclictest8155-21vmstat22:27:050
2860199502,42cyclictest6897-21ntpq19:31:580
2860199502,42cyclictest25672-21aten_rbpower_po23:16:440
2860199502,41cyclictest26803-21/usr/sbin/munin21:51:530
2860199502,41cyclictest26803-21/usr/sbin/munin21:51:530
2860199502,41cyclictest14802-21timerandwakeup00:11:590
2861699499,7cyclictest7672-21open_inodes22:26:583
2861699495,38cyclictest0-21swapper/319:26:563
2861699493,41cyclictest0-21swapper/322:51:523
2861699493,41cyclictest0-21swapper/320:10:303
2861699493,11cyclictest0-21swapper/321:31:513
28616994912,31cyclictest0-21swapper/322:21:453
2861199499,5cyclictest0-21swapper/219:21:492
28611994921,23cyclictest20299-21timerandwakeup20:07:052
2861199492,9cyclictest30217-21timerandwakeup19:07:052
28611994915,28cyclictest4799-21basename22:21:322
28611994914,29cyclictest554-21dbus-daemon21:06:342
28611994912,8cyclictest554-21dbus-daemon23:01:322
2860199493,40cyclictest4009-21/usr/sbin/munin22:16:580
2860199493,40cyclictest24513-21fschecks_count21:46:470
2860199493,40cyclictest19810-21timerwakeupswit21:32:040
2860199493,39cyclictest2427-21/usr/sbin/munin19:21:460
2860199493,39cyclictest22769-21runrttasks20:16:240
2860199493,39cyclictest20493-21/usr/sbin/munin23:01:520
2860199493,39cyclictest14366-21/usr/sbin/munin22:46:430
2860199493,39cyclictest11268-21missed_timers22:36:530
2860199492,41cyclictest638-21runrttasks22:01:040
2860199492,40cyclictest4707-21/usr/sbin/munin19:26:510
2860199492,40cyclictest1454-21entropy22:11:460
28601994917,27cyclictest23832-21tr23:11:430
28601994916,28cyclictest638-21runrttasks19:57:110
28601994916,28cyclictest23039-21tr20:16:470
28601994916,27cyclictest638-21runrttasks21:37:300
28601994912,31cyclictest12267-21/usr/sbin/munin19:46:540
2861699485,38cyclictest0-21swapper/323:36:563
2861699484,39cyclictest0-21swapper/323:16:503
2861699484,39cyclictest0-21swapper/319:41:503
2861699484,38cyclictest0-21swapper/320:47:063
2861699483,40cyclictest0-21swapper/322:20:083
2861199486,6cyclictest23513-21basename23:11:322
2861199483,7cyclictest5036-21memory23:46:512
2861199482,40cyclictest16242-21wc00:16:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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