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2026-03-17 - 21:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Mar 17, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153150,0ktimers/0273091sleep07:08:330
2820099500105,0cyclictest3729-21runrttasks08:30:130
282009949095,0cyclictest19503-21ssh12:38:080
1514850,0ktimers/049391sleep11:01:000
1514810,0ktimers/0275601sleep09:55:260
2820099478104,0cyclictest21365-21ssh09:17:490
1514710,0ktimers/017681sleep07:42:310
1514640,0ktimers/073421sleep11:18:190
2820099463108,0cyclictest31693-21ssh10:23:520
282009945735,0cyclictest17717-21munin-node12:28:210
282009945732,0cyclictest25864-21date09:43:380
2820099457133,0cyclictest32110-21cron07:33:080
2820099455110,0cyclictest8387-21chrt11:23:380
282009945339,0cyclictest17090-21munin-node12:23:180
1514530,0ktimers/040531sleep10:56:170
2820099449107,0cyclictest28197-21cyclictest12:14:450
282009944773,0cyclictest26961-21ssh09:50:290
282009944563,0cyclictest3376-21syslogd10:08:090
2820099445103,0cyclictest28197-21cyclictest11:53:190
1514440,0ktimers/0198071sleep12:39:280
2820099443142,0cyclictest0-21swapper09:13:090
2820099443103,0cyclictest23326-21basename09:29:430
2820099443100,0cyclictest7257-21cron08:08:070
282009944234,0cyclictest22320-21cron09:23:080
2820099441109,0cyclictest28197-21cyclictest08:10:100
2820099441106,0cyclictest15003-21ssh12:09:460
2820099441103,0cyclictest32526-21ssh10:29:580
282009944066,0cyclictest0-21swapper10:46:410
282009943998,0cyclictest9909-21vmstat08:19:280
282009943899,0cyclictest1445-21apt-get10:39:070
2820099438112,0cyclictest25043-21rm09:39:040
2820099438112,0cyclictest18596-21cron12:33:090
2820099437109,0cyclictest5325-21date11:03:390
282009943689,0cyclictest668-21ssh10:33:330
2820099434103,0cyclictest4675-21sshd07:54:430
282009943398,0cyclictest14625-21ssh12:08:120
2820099432117,0cyclictest48-21kswapd011:39:060
2820099432109,0cyclictest7718-21ssh11:19:480
282009943065,0cyclictest30095-21cut07:23:280
2820099430109,0cyclictest3460-21snmpd09:36:520
2820099428103,0cyclictest3347-21sh10:50:300
282009942798,0cyclictest13411-21df11:59:390
2820099426108,0cyclictest29531-21chrt10:08:440
2820099426107,0cyclictest18297-21basename08:59:580
2820099424105,0cyclictest11298-21cron08:28:080
282009942396,0cyclictest29348-21munin-node07:18:210
282009942367,0cyclictest0-21swapper07:52:510
282009942087,0cyclictest5405-21grep07:59:040
282009942086,0cyclictest17500-21cron08:58:080
2820099420101,0cyclictest9750-21kworker/u4:3+flush-8:008:13:390
2820099420101,0cyclictest11845-21sshd11:47:450
282009941980,0cyclictest22966-21ssh09:28:210
2820099419102,0cyclictest28555-21ssh10:03:310
2820099418106,0cyclictest13382-21mailstats08:38:350
2820099417117,0cyclictest0-21swapper11:33:020
282009941596,0cyclictest14316-21munin-node08:44:430
282009941528,0cyclictest12603-21ntpq08:33:390
2820099415118,0cyclictest16279-21sshd08:50:440
2820099414110,0cyclictest0-21swapper11:56:100
282009941393,0cyclictest30748-21cut10:18:360
2820099413103,0cyclictest32344-21sshd07:33:430
282009941093,0cyclictest3729-21runrttasks10:17:560
282009940990,0cyclictest2200-21df_inode07:44:120
2820099408109,0cyclictest0-21swapper11:10:380
2820099406111,0cyclictest0-21swapper07:18:370
2820099404102,0cyclictest0-21swapper11:34:320
2820099402107,0cyclictest0-21swapper09:08:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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