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2026-06-25 - 18:35
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Thu Jun 25, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11776224052216,137sleep00-21swapper07:02:420
119869910326,65cyclictest0-21swapper09:26:230
119869910232,53cyclictest0-21swapper11:38:160
119869910225,64cyclictest0-21swapper12:02:420
119869910118,59cyclictest16556-21apt-get09:49:390
119869910117,63cyclictest22667-21users10:06:130
119869910117,23cyclictest12843-21users07:05:280
119869910033,51cyclictest0-21swapper09:33:340
119869910015,23cyclictest6993-21irqstats12:30:320
119869910014,65cyclictest1595-21df10:39:590
119869910013,25cyclictest4354-21ssh12:22:270
11986999933,49cyclictest0-21swapper12:16:400
11986999932,49cyclictest0-21swapper12:11:170
11986999918,18cyclictest3280-21memory09:10:430
11986999916,61cyclictest28072-21users11:56:070
11986999916,24cyclictest13492-21fw_conntrack09:40:220
11986999916,21cyclictest24377-21users10:11:070
11986999915,62cyclictest5284-21irqstats12:25:260
11986999829,51cyclictest0-21swapper10:38:320
11986999815,62cyclictest8475-21df11:00:000
11986999814,45cyclictest16172-21users07:25:280
11986999812,49cyclictest16918-21cut11:24:500
11986999732,48cyclictest10559-21ntp_states11:05:500
11986999731,48cyclictest0-21swapper10:01:570
11986999727,57cyclictest0-21swapper09:19:290
11986999717,62cyclictest21985-21apt-get11:39:350
11986999716,61cyclictest11829-21irqstats09:35:320
11986999715,22cyclictest7031-21memory10:55:370
11986999714,22cyclictest1460-21ssh09:05:330
11986999711,46cyclictest24238-21ssh11:45:420
11986999710,50cyclictest26103-21ssh10:16:050
11986999710,49cyclictest26076-21grep08:20:270
11986999710,23cyclictest30938-21ssh12:05:270
11986999617,39cyclictest25946-21memory11:50:390
11986999616,59cyclictest15653-21memory11:20:410
11986999616,41cyclictest3502-21irqstats10:45:300
11986999616,40cyclictest27919-21munin-run08:34:200
11986999615,62cyclictest30855-21memory10:30:360
11986999533,44cyclictest0-21swapper08:14:460
11986999530,43cyclictest14606-21wget07:19:420
11986999516,57cyclictest15199-21fw_conntrack09:45:190
11986999515,43cyclictest18613-21ssh11:29:500
11986999514,60cyclictest13444-21/usr/sbin/munin11:14:470
11986999514,39cyclictest26626-21memory08:25:070
1198699948,67cyclictest5413-21unixbench_singl09:16:060
11986999419,56cyclictest31637-21apt-get08:54:380
11986999415,59cyclictest18721-21irqstats09:55:290
11986999414,50cyclictest0-21swapper10:25:350
11986999413,25cyclictest5051-21df10:50:040
1198699938,62cyclictest20503-21grep07:50:200
11986999314,58cyclictest32753-21grep08:59:520
11986999312,55cyclictest28595-21snmpd08:39:240
11986999312,21cyclictest21685-21cat07:59:220
11986999310,49cyclictest27240-21ssh10:20:100
11986999214,60cyclictest23371-21users08:05:280
11986999213,59cyclictest17564-21irqstats07:35:050
11986999213,21cyclictest12026-21fw_conntrack11:10:160
11986999211,62cyclictest24263-21sed08:10:250
11986999116,57cyclictest30583-21users08:45:280
11986999111,61cyclictest16307-21sshd07:29:270
11986999015,39cyclictest12977-21munin-node07:09:290
11986999014,55cyclictest31480-21users08:50:280
11986999014,55cyclictest21993-21df_inode07:59:520
11986998912,59cyclictest13912-21fw_conntrack07:14:560
11986998911,44cyclictest18122-21munin-node07:39:280
11986998810,40cyclictest29184-21df_abs08:39:500
11986998511,26cyclictest19183-21cstates07:44:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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