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2025-12-22 - 16:51
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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 Dec 22, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2032995824,29cyclictest3855-21grep07:05:173
2020995647,5cyclictest21-21ksoftirqd/108:09:431
2015995615,35cyclictest28988-21sshd11:05:480
203299544,11cyclictest0-21swapper/312:15:013
202799543,45cyclictest0-21swapper/211:21:152
202799543,44cyclictest0-21swapper/211:39:152
2032995312,35cyclictest17777-21open_files09:10:063
2032995311,36cyclictest26992-21wget08:09:553
202799533,44cyclictest0-21swapper/212:30:052
202099534,43cyclictest0-21swapper/109:08:241
203299524,11cyclictest0-21swapper/309:45:053
203299523,44cyclictest9024-21basename10:14:533
2032995215,31cyclictest540-21ntpd10:20:063
203299519,35cyclictest23181-21unixbench-2d10:50:113
203299514,40cyclictest0-21swapper/307:55:113
203299513,8cyclictest21043-21/usr/sbin/munin10:45:043
2032995121,25cyclictest26719-21wc11:00:073
2032995121,25cyclictest13224-21ls08:59:433
2032995117,29cyclictest638-21runrttasks07:32:563
2032995117,29cyclictest638-21runrttasks07:32:563
2032995117,28cyclictest19350-21wc12:10:063
2032995116,29cyclictest554-21dbus-daemon08:39:423
2032995111,34cyclictest382-21systemd-journal11:16:493
202799518,38cyclictest548-21NetworkManager09:59:402
202799514,39cyclictest0-21swapper/209:15:122
201599514,41cyclictest0-21swapper/011:35:050
203299504,7cyclictest0-21swapper/308:25:113
203299504,15cyclictest0-21swapper/307:19:563
2032995020,25cyclictest6735-21sort08:40:103
203299502,41cyclictest16058-21grep07:40:003
2032995018,27cyclictest2938-21cat11:24:523
2032995017,28cyclictest638-21runrttasks09:08:123
2032995015,30cyclictest2304-21grep08:30:003
2032995014,31cyclictest638-21runrttasks09:22:093
2032995013,32cyclictest638-21runrttasks08:48:303
2032995013,31cyclictest23442-21fschecks_count07:59:583
2032995010,34cyclictest19192-21sendmail_mailtr10:40:063
202799505,10cyclictest0-21swapper/210:14:562
202799504,40cyclictest0-21swapper/211:15:082
202799504,40cyclictest0-21swapper/208:09:582
202799503,41cyclictest0-21swapper/209:00:072
202799503,41cyclictest0-21swapper/209:00:072
202799503,40cyclictest0-21swapper/212:24:182
201599504,37cyclictest0-21swapper/007:09:450
277262494,10sleep00-21swapper/009:36:210
203299499,34cyclictest5361-21ntpdc11:30:023
203299499,34cyclictest29205-21fschecks_time08:14:593
203299493,9cyclictest13646-21switchtime10:25:083
203299493,7cyclictest31436-21/usr/sbin/munin08:20:053
203299493,6cyclictest0-21swapper/311:40:063
203299493,15cyclictest2414-21switchtime09:55:083
2032994915,29cyclictest638-21runrttasks11:50:133
2032994915,29cyclictest638-21runrttasks11:47:443
2032994915,28cyclictest25806-21tr08:05:063
2032994912,31cyclictest382-21systemd-journal09:34:403
2032994911,32cyclictest15306-21ntpq10:30:023
2032994910,34cyclictest10847-21tr07:25:073
2032994910,34cyclictest10847-21tr07:25:073
2032994910,33cyclictest4480-21unixbench-2d10:00:123
202799495,38cyclictest0-21swapper/209:25:082
202799494,39cyclictest0-21swapper/212:14:592
202799494,39cyclictest0-21swapper/211:25:022
202799494,38cyclictest0-21swapper/208:30:042
202799494,38cyclictest0-21swapper/207:30:232
202799494,38cyclictest0-21swapper/207:30:232
202799493,40cyclictest0-21swapper/212:10:352
201599494,39cyclictest0-21swapper/011:17:490
203299484,21cyclictest0-21swapper/309:04:033
203299484,21cyclictest0-21swapper/309:04:033
203299484,14cyclictest0-21swapper/312:05:533
203299483,8cyclictest412-21/usr/sbin/munin09:50:083
203299483,8cyclictest27089-21/usr/sbin/munin09:35:033
2032994818,24cyclictest8141-21latency_hist11:39:393
2032994817,26cyclictest14124-21cpu11:54:513
2032994815,29cyclictest638-21runrttasks11:04:473
2032994813,30cyclictest18655-21cat07:45:133
2032994813,30cyclictest17068-21cat10:35:013
2032994810,34cyclictest25131-21unixbench_multi12:25:103
202799484,38cyclictest0-21swapper/211:49:582
202799484,38cyclictest0-21swapper/210:14:272
202799484,38cyclictest0-21swapper/207:44:572
202799484,38cyclictest0-21swapper/207:37:422
202799484,37cyclictest0-21swapper/207:55:152
202799484,37cyclictest0-21swapper/207:50:112
202799484,37cyclictest0-21swapper/207:23:332
2027994833,10cyclictest0-21swapper/209:10:012
202799483,5cyclictest0-21swapper/208:05:092
202799483,40cyclictest0-21swapper/209:59:522
202799483,39cyclictest0-21swapper/211:04:562
202799483,38cyclictest0-21swapper/209:49:412
202799483,38cyclictest0-21swapper/208:25:032
202799483,38cyclictest0-21swapper/207:05:012
202799482,40cyclictest22522-21iostat10:49:582
2027994811,5cyclictest0-21swapper/212:24:562
202099484,12cyclictest0-21swapper/109:09:561
201599485,9cyclictest0-21swapper/007:15:120
282482473,11sleep00-21swapper/008:10:380
203299475,7cyclictest0-21swapper/309:39:413
203299474,10cyclictest0-21swapper/312:20:063
203299473,8cyclictest9705-21/usr/sbin/munin08:49:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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