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2025-11-30 - 19:21
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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 Nov 30, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4321996455,5cyclictest3-21ksoftirqd/002:55:390
432599639,48cyclictest4376-21latency_hist04:15:381
4325996312,45cyclictest6557-21chrt04:17:471
4325996214,41cyclictest6819-21/usr/sbin/munin01:01:101
4325996113,42cyclictest18046-21/usr/sbin/munin01:31:081
4325996111,44cyclictest8700-21/usr/sbin/munin01:06:111
432599609,44cyclictest2431-21seq05:51:551
432599603,51cyclictest28963-21kworker/1:004:09:181
4325996012,42cyclictest12431-21/usr/sbin/munin01:16:091
432599595,48cyclictest0-21swapper/103:20:491
4325995912,12cyclictest4435-21fschecks_count05:55:511
4325995910,42cyclictest3342-21proc_pri02:16:051
4325995910,42cyclictest25552-21/usr/sbin/munin01:50:571
377425913,16sleep20-21swapper/200:51:532
377425913,16sleep20-21swapper/200:51:532
433399584,48cyclictest0-21swapper/203:14:502
4325995814,38cyclictest23669-21/usr/sbin/munin01:46:071
4325995811,41cyclictest18544-21ssh05:29:541
432199585,7cyclictest0-21swapper/006:14:150
432199585,7cyclictest0-21swapper/006:14:150
432199585,46cyclictest0-21swapper/002:56:390
433399575,45cyclictest0-21swapper/205:33:062
432599575,46cyclictest0-21swapper/104:01:081
4325995713,38cyclictest24342-21snmpd04:35:551
4325995713,38cyclictest24342-21snmpd04:35:551
4325995712,38cyclictest11385-21perl03:35:541
4325995711,40cyclictest30646-21sshd02:01:531
4325995710,41cyclictest22900-21ls01:41:111
433799566,43cyclictest23999-21/usr/sbin/munin03:06:003
4337995615,35cyclictest19544-21ssh04:39:353
4337995615,35cyclictest19544-21ssh04:39:353
432599564,46cyclictest0-21swapper/103:04:391
4325995614,36cyclictest16177-21/usr/sbin/munin01:26:031
4325995612,38cyclictest5535-21threads03:26:071
4325995611,39cyclictest27477-21cut01:55:531
4325995611,39cyclictest12619-21ssh04:27:201
4325995611,39cyclictest10329-21ntp_states05:16:001
4325995610,40cyclictest31177-21/usr/sbin/munin02:06:021
432199565,45cyclictest0-21swapper/003:56:520
405125611,16sleep00-21swapper/000:55:170
405125611,16sleep00-21swapper/000:55:170
433399554,7cyclictest0-21swapper/204:36:472
433399554,7cyclictest0-21swapper/204:36:472
4325995514,35cyclictest22729-21df05:35:471
4325995513,36cyclictest8122-21idleruntime06:00:521
4325995513,36cyclictest25561-21ssh03:56:221
4325995512,37cyclictest17897-21ssh06:15:381
4325995512,37cyclictest17897-21ssh06:15:381
4325995512,10cyclictest27782-21sshd05:41:491
4325995511,39cyclictest24342-21snmpd03:00:331
4325995511,38cyclictest20193-21aten_rbpower_cu04:40:481
4325995511,38cyclictest15435-21ssh04:31:351
4325995511,38cyclictest15435-21ssh04:31:351
4325995510,39cyclictest30023-21needreboot04:56:081
4325995510,39cyclictest15059-21grep03:41:021
432599550,8cyclictest6019-21sed05:10:361
432199554,45cyclictest0-21swapper/006:06:480
433399545,42cyclictest0-21swapper/205:00:372
433399544,44cyclictest0-21swapper/204:42:372
432599549,39cyclictest8813-21ssh04:21:061
432599549,39cyclictest12109-21ssh06:06:011
432599549,12cyclictest0-21swapper/103:07:171
432599548,13cyclictest28907-21ssh04:55:181
4325995414,34cyclictest24342-21snmpd02:25:271
4325995413,9cyclictest15106-21iostat_ios06:10:541
4325995413,9cyclictest15106-21iostat_ios06:10:541
4325995412,36cyclictest19420-21tune2fs05:30:511
4325995412,36cyclictest15671-21/usr/sbin/munin02:51:011
4325995411,38cyclictest19217-21ssh03:46:461
4325995410,39cyclictest0-21swapper/105:48:131
4325995410,38cyclictest21548-21sed03:50:591
433799532,45cyclictest23879-21unixbench_singl05:36:063
433799531,47cyclictest26874-21sh05:40:593
433399534,42cyclictest0-21swapper/205:08:262
432599539,38cyclictest19921-21/usr/sbin/munin01:36:061
432599538,40cyclictest7607-21unixbench_singl05:11:091
432599537,40cyclictest0-21swapper/105:22:521
432599537,40cyclictest0-21swapper/105:22:521
432599537,40cyclictest0-21swapper/103:32:041
432599533,45cyclictest0-21swapper/104:46:071
4325995313,34cyclictest8163-21/usr/sbin/munin02:31:051
4325995312,35cyclictest21405-21/usr/sbin/munin06:20:521
4325995311,36cyclictest513-21memory05:00:581
432199534,44cyclictest0-21swapper/005:33:460
433399523,44cyclictest0-21swapper/205:52:252
432599529,38cyclictest956-21wc03:20:391
4325995212,35cyclictest13781-21/usr/sbin/munin02:46:061
4325995212,34cyclictest11907-21/usr/sbin/munin02:41:011
4325995212,34cyclictest11907-21/usr/sbin/munin02:41:011
4325995211,36cyclictest28273-21sed03:11:101
432199524,24cyclictest0-21swapper/006:16:030
432199524,24cyclictest0-21swapper/006:16:030
432199523,43cyclictest0-21swapper/002:21:000
432199522,44cyclictest31109-21ssh04:05:580
4337995110,35cyclictest0-21swapper/302:56:043
433399514,41cyclictest0-21swapper/206:00:052
4325995113,13cyclictest10035-21/usr/sbin/munin02:35:551
4325995113,13cyclictest10035-21/usr/sbin/munin02:35:551
4325995111,34cyclictest14810-21iostat_ios01:21:001
4325995110,10cyclictest10556-21/usr/sbin/munin01:11:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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