You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-17 - 15:47
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 all highest latencies:
System rack3slot2.osadl.org (updated Tue Mar 17, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
47912799293261,20cyclictest29-21kswapd007:45:230
51070322830,3sleep0510705-21timerandwakeup09:01:220
47912799282253,18cyclictest483320-21kworker/u2:007:41:030
49365322710,3sleep0493651-21ntp_kernel_pll_08:00:470
47912799264229,22cyclictest496146-21/usr/sbin/munin08:10:230
55069822590,3chrt550697-21ld11:25:390
50338622370,3chrt503387-21ntpq08:35:470
47912799237209,16cyclictest485191-21kworker/u2:107:36:270
47817322350,4chrt478170-21ntpq07:05:280
47912799232203,18cyclictest523762-21kworker/u2:010:10:070
49874322300,4chrt498745-21sed08:20:080
47912799229198,19cyclictest509848-21kworker/u2:209:35:040
47912799224194,17cyclictest523762-21kworker/u2:010:40:050
51713422170,3sleep0517137-21cut09:25:260
47912799217189,18cyclictest29-21kswapd008:06:130
47912799216188,18cyclictest474687-21kworker/u2:007:15:050
47912799213185,17cyclictest521474-21kworker/u2:109:55:050
47912799213183,18cyclictest537696-21kworker/u2:110:51:170
47912799212183,18cyclictest523762-21kworker/u2:010:35:050
47912799211181,18cyclictest523762-21kworker/u2:010:16:170
47912799210182,17cyclictest537696-21kworker/u2:110:46:160
47912799209180,18cyclictest483320-21kworker/u2:007:51:190
47912799209177,20cyclictest521474-21kworker/u2:109:41:190
47912799208178,18cyclictest561843-21kworker/u2:012:40:060
47912799206178,18cyclictest552108-21kworker/u2:211:41:210
47912799205174,19cyclictest525633-21kworker/u2:210:00:030
47912799204175,18cyclictest541853-21kworker/u2:010:56:180
47912799202173,18cyclictest478227-21kworker/u2:207:25:040
47912799202172,18cyclictest556263-21kworker/u2:111:55:040
47912799202171,20cyclictest523762-21kworker/u2:010:26:190
47912799200171,18cyclictest561843-21kworker/u2:012:15:050
47912799200171,18cyclictest550220-21kworker/u2:111:35:020
47912799200171,18cyclictest499706-21kworker/u2:108:25:040
56621521990,3sleep0566217-21proc_pri12:21:150
47912799199171,17cyclictest474687-21kworker/u2:007:16:170
53855821980,2sleep0538559-21ls10:41:190
47912799198167,19cyclictest519580-21kworker/u2:009:40:030
47912799196166,18cyclictest541853-21kworker/u2:011:10:040
47912799196165,20cyclictest509848-21kworker/u2:209:20:130
47912799195165,18cyclictest499706-21kworker/u2:108:41:190
51469121940,4chrt514687-21ps09:16:160
47912799194166,17cyclictest478227-21kworker/u2:207:26:230
47912799193165,16cyclictest541853-21kworker/u2:011:25:020
47912799193162,20cyclictest541853-21kworker/u2:011:00:360
56550221920,2sleep0565504-21cron12:20:000
47912799192161,19cyclictest556263-21kworker/u2:111:50:020
47912799190162,17cyclictest499706-21kworker/u2:108:30:060
47912799188159,18cyclictest521474-21kworker/u2:109:46:210
47912799187157,18cyclictest485191-21kworker/u2:107:35:020
47912799186156,19cyclictest541853-21kworker/u2:011:16:210
47912799186156,18cyclictest499706-21kworker/u2:108:30:120
47912799185155,17cyclictest523762-21kworker/u2:010:11:170
47912799184155,18cyclictest523762-21kworker/u2:010:20:110
47912799183154,17cyclictest541853-21kworker/u2:011:15:060
47912799183153,18cyclictest509848-21kworker/u2:209:05:330
47912799182152,18cyclictest499706-21kworker/u2:108:50:230
47912799181153,17cyclictest558564-21kworker/u2:212:05:020
50980721800,2sleep0509810-21sh09:00:010
47912799179151,18cyclictest523762-21kworker/u2:010:05:050
47912799177148,18cyclictest561843-21kworker/u2:012:26:180
47912799177147,18cyclictest556263-21kworker/u2:111:55:370
47912799175146,17cyclictest561843-21kworker/u2:012:30:120
47912799173145,17cyclictest561843-21kworker/u2:012:06:200
47912799172144,17cyclictest483320-21kworker/u2:007:55:460
47912799172141,20cyclictest550220-21kworker/u2:111:35:360
47912799168140,17cyclictest509848-21kworker/u2:209:11:170
47912799166136,18cyclictest499706-21kworker/u2:108:45:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional