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2026-04-20 - 07:07
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack7slot3.osadl.org (updated Mon Apr 20, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1202299257231cyclictest11967-21diskmemload21:27:240
1202299251226cyclictest10067-21ssh23:28:130
1202299250221cyclictest22808-21processes19:52:480
1202299248223cyclictest19402-21sh21:56:300
1202299248198cyclictest28014-21df20:17:010
1202299247218cyclictest17781-21ssh21:49:210
1202299247194cyclictest7277-21ssh23:17:260
1202299244224cyclictest12016-21cyclictest19:26:250
1202299244218cyclictest1288-21fschecks_time20:42:040
1202299244213cyclictest8598-21cut23:22:350
1202299242216cyclictest2726-21lxpanel21:01:250
1202299242178cyclictest11502-21diskmemload23:33:420
1202299241217cyclictest10894-21interrupts21:22:540
1202299241215cyclictest6789-21diskmemload00:36:300
1202299241213cyclictest2859-21ssh22:58:460
1202299241212cyclictest14850-21ssh23:47:380
1202299240215cyclictest22105-21ssh22:07:100
1202299240213cyclictest29456-21sh22:36:270
1202299240183cyclictest8074-21runrttasks21:11:420
1202299239215cyclictest12379-21uname19:07:200
1202299239174cyclictest20501-21munin-run00:11:320
1202299238211cyclictest7032-21munin-node0
1202299237214cyclictest22336-21sort22:07:480
1202299237214cyclictest14591-21grep23:46:540
1202299237172cyclictest19703-21runrttasks19:38:400
1202299237171cyclictest26898-21cron22:26:250
1202299236211cyclictest15569-21munin-node0
1202299235211cyclictest17197-21sendmail_mailqu19:27:540
1202299235210cyclictest13495-21df_inode23:42:120
1202299235208cyclictest27421-21chrt22:28:050
1202299235207cyclictest21091-21ssh00:13:150
1202299234209cyclictest19051-21diskmemload00:04:540
1202299234207cyclictest21032-21latency_hist19:46:370
1202299234206cyclictest27981-21chrt20:16:530
1202299234206cyclictest20852-21ssh22:02:150
1202299234203cyclictest3871-21interrupts23:03:000
1202299234161cyclictest5868-21munin-run23:11:400
1202299233211cyclictest32739-21grep22:48:510
1202299233209cyclictest18048-21egrep00:01:390
1202299233207cyclictest1007-21df_inode22:52:270
1202299233206cyclictest16205-21ssh21:43:280
1202299232207cyclictest16220-21rm23:53:190
1202299232206cyclictest29930-21ssh22:37:540
1202299232205cyclictest24639-21ssh22:17:260
1202299232203cyclictest9244-21ssh21:16:540
1202299232165cyclictest15395-21munin-run19:21:310
1202299231207cyclictest13212-21df_inode21:32:180
1202299231206cyclictest24783-21cat00:28:240
1202299231205cyclictest31079-21fschecks_time22:42:370
1202299231200cyclictest2953-21runrttasks00:23:550
1202299231198cyclictest2834-21snmpd20:52:580
1202299230206cyclictest31194-21modprobe20:31:200
1202299230205cyclictest23106-21sh00:22:120
1202299230200cyclictest2834-21snmpd20:32:260
1202299229202cyclictest6789-21diskmemload22:12:520
1202299229198cyclictest5694-21munin-node0
1202299229163cyclictest745-21sed20:38:130
1202299229162cyclictest26683-21munin-run20:11:410
1202299228203cyclictest29831-21runrttasks20:23:120
1202299228197cyclictest9110-21cron21:17:220
1202299228196cyclictest13683-21munin-node0
1202299228167cyclictest3142-21users20:48:170
1202299227200cyclictest2726-21lxpanel20:03:050
1202299227197cyclictest24553-21sort20:01:430
1202299226198cyclictest17941-21fschecks_time19:32:120
1202299226162cyclictest2726-21lxpanel19:47:400
1202299219193cyclictest12102-21date19:06:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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