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2026-03-25 - 04:38
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot2.osadl.org (updated Wed Mar 25, 2026 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
417347422870,2sleep04173476-21switchtime19:41:200
4830222790,2sleep048303-21date23:50:070
3346522610,3chrt33453-21ntpq22:55:480
417187222600,4chrt4171861-21ntpq19:36:090
416428299258228,19cyclictest29-21kswapd000:10:220
4295322550,3sleep042954-21sshd23:30:230
418377122150,2sleep04183770-21systemctl20:20:010
416428299212169,18cyclictest29-21kswapd000:06:030
416428299206176,18cyclictest49648-21kworker/u2:200:00:360
416428299203171,20cyclictest28792-21kworker/u2:223:15:070
6199522020,2sleep061996-21plymouth00:40:010
2896322000,2sleep028966-21grep22:40:130
416428299199169,19cyclictest49648-21kworker/u2:223:56:250
417059921980,2sleep04170603-21wc19:31:180
416428299196166,19cyclictest20428-21kworker/u2:222:25:080
416428299195162,21cyclictest57192-21md.daily00:21:190
2319821950,3sleep023200-21basename22:20:000
416428299192160,20cyclictest13938-21kworker/u2:122:10:060
416428299190159,19cyclictest13938-21kworker/u2:122:01:170
416428299189160,18cyclictest20428-21kworker/u2:222:25:260
416428299187158,19cyclictest4188447-21kworker/u2:120:36:200
416428299187157,19cyclictest28792-21kworker/u2:222:51:250
416428299186156,18cyclictest24626-21kworker/u2:122:36:210
416428299186156,18cyclictest13938-21kworker/u2:122:15:060
416428299185160,16cyclictest34737-21kworker/u2:123:05:040
416428299185154,20cyclictest4176818-21kworker/u2:220:00:050
416428299185153,20cyclictest4206-21kworker/u2:021:36:230
416428299182152,18cyclictest4206-21kworker/u2:021:50:060
416428299182150,20cyclictest55478-21kworker/u2:000:35:070
416428299180150,19cyclictest4178244-21kworker/u2:020:01:210
416428299180149,19cyclictest4188447-21kworker/u2:120:40:080
416428299179149,19cyclictest41307-21kworker/u2:123:40:040
416428299178147,19cyclictest4188447-21kworker/u2:120:46:180
1265421780,4chrt12653-21/usr/sbin/munin21:40:570
416428299177148,18cyclictest4176818-21kworker/u2:220:30:040
416428299177146,20cyclictest4206-21kworker/u2:021:50:260
416428299176146,19cyclictest4206-21kworker/u2:021:20:020
416428299176144,20cyclictest4192158-21kworker/u2:221:00:080
3605321760,3sleep036054-21kernelversion23:05:290
2663321750,2sleep026632-21ntpq22:31:130
416428299174143,20cyclictest4165675-21kworker/u2:119:26:190
416428299172143,18cyclictest55478-21kworker/u2:000:20:050
416428299172142,18cyclictest13938-21kworker/u2:122:00:040
416428299171140,19cyclictest4192158-21kworker/u2:221:05:320
416428299171140,19cyclictest4192158-21kworker/u2:220:51:110
416428299171140,19cyclictest4165675-21kworker/u2:119:51:190
416428299170139,19cyclictest4176818-21kworker/u2:220:10:010
416428299170139,19cyclictest4163339-21kworker/u2:219:11:220
3919221700,5chrt39188-21ps23:16:130
416428299169139,19cyclictest4176818-21kworker/u2:220:30:140
416428299168140,18cyclictest4206-21kworker/u2:021:35:060
416428299168139,20cyclictest28792-21kworker/u2:222:50:070
416428299167136,19cyclictest4163339-21kworker/u2:219:15:330
416428299167135,20cyclictest28792-21kworker/u2:223:21:170
416428299166134,19cyclictest4165675-21kworker/u2:119:45:100
416428299165137,17cyclictest4206-21kworker/u2:021:11:230
416428299164135,19cyclictest4206-21kworker/u2:021:30:070
418149121630,4chrt4181489-21ld20:10:430
416428299163132,19cyclictest5118-21kworker/u2:321:20:300
418460821620,4chrt4184607-21/usr/sbin/munin20:21:190
416428299162131,19cyclictest4163339-21kworker/u2:219:20:240
416428299161132,18cyclictest4192158-21kworker/u2:221:05:040
416428299160131,18cyclictest41307-21kworker/u2:123:50:330
416428299156126,18cyclictest55478-21kworker/u2:000:30:030
416428299154124,19cyclictest41307-21kworker/u2:123:25:580
416428299154122,20cyclictest41307-21kworker/u2:123:41:130
416428299153125,17cyclictest4163339-21kworker/u2:219:10:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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