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2026-06-19 - 01:49
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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 highest latencies:
System rack3slot2.osadl.org (updated Fri Jun 19, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26833724700,2sleep0268338-21ls19:10:000
29965222480,3chrt299643-21ntpq21:01:120
28012322480,2chrt280121-21ntpq19:51:070
30052422470,4chrt300523-21/usr/sbin/munin21:05:120
26856522060,2sleep0268566-21/usr/sbin/munin19:10:160
32284322040,3sleep0322845-21grep22:25:120
29254422000,2sleep0292546-21ntpq20:35:460
29758221980,3chrt297584-21latency_hist20:55:000
28661621830,2sleep0286619-21grep20:15:120
35486221820,3chrt354864-21grep00:20:410
35933321760,3chrt359331-21sensors_temp00:36:170
32495921760,2sleep0324962-21timerandwakeup22:31:300
28258021740,4chrt282579-21/usr/sbin/munin20:00:220
31451021730,4chrt314509-21/usr/sbin/munin21:55:140
35174421710,3chrt351745-21cpu00:10:120
27255421710,4chrt272550-21munin-run19:25:040
33125821690,4chrt331257-21/usr/sbin/munin22:55:220
26834899169113,44cyclictest336594-21kworker/u2:023:20:310
35647121670,3chrt355882-21/usr/sbin/munin00:26:160
30378721660,4chrt303785-21ntp_states21:16:060
27850621660,3chrt278509-21sed19:45:280
28426321620,3chrt284261-21ld20:05:570
30498321550,2sleep0304985-21cat21:20:300
32977221460,3sleep0329773-21basename22:50:110
26834899142114,19cyclictest269742-21kworker/u2:019:35:190
28557921410,2sleep0285577-21ntp_kernel_pll_20:10:440
26834899132101,20cyclictest83-21jbd2/mmcblk0p2-22:20:010
26834899131100,20cyclictest339391-21kworker/u2:123:46:260
2683489912997,21cyclictest341222-21kworker/u2:223:30:420
2683489912798,19cyclictest339391-21kworker/u2:100:15:370
27531621230,3sleep0275317-21systemd-run19:35:030
2683489912388,23cyclictest349144-21cmp00:00:020
30198921210,2sleep0301990-21df21:10:170
2683489911386,16cyclictest321296-21kworker/u2:222:23:220
2683489910778,20cyclictest321296-21kworker/u2:222:36:280
31073621050,3sleep0310737-21collect221:40:560
2683489910348,44cyclictest341222-21kworker/u2:223:38:210
30636921010,3sleep0306367-21missed_timers21:25:320
3441322980,2sleep0344133-21/usr/sbin/munin23:40:540
2771442940,2sleep0277146-21netstat19:40:300
268348999465,20cyclictest328251-21kworker/u2:023:05:120
268348999437,47cyclictest313967-21runrttasks21:52:150
268348999163,18cyclictest289252-21kworker/u2:120:31:230
268348999123,44cyclictest350144-21seq00:04:500
268348999030,48cyclictest337072-21ntpq23:15:400
268348998932,45cyclictest335845-21ntpq23:11:120
268348998930,48cyclictest317647-21ntpq22:05:490
268348998830,48cyclictest271127-21munin-run19:20:010
268348998830,46cyclictest318974-21ntpq22:10:400
268348998813,50cyclictest295380-21ntpq20:45:540
268348998812,51cyclictest332860-21runrttasks23:00:290
268348998730,46cyclictest297953-21latency20:55:270
268348998730,45cyclictest273176-21ntpq19:26:110
268348998729,47cyclictest350564-21memory00:05:280
268348998712,47cyclictest358-21snmpd20:42:310
268348998711,52cyclictest309094-21sort21:35:260
268348998626,49cyclictest312024-21collect221:45:400
268348998613,49cyclictest316347-21ntpq22:01:080
268348998613,46cyclictest339856-21ntpq23:25:350
268348998611,49cyclictest288387-21ld20:20:460
268348998531,44cyclictest308311-21runrttasks21:31:310
268348998529,45cyclictest346568-21diskstats23:50:180
268348998514,44cyclictest358520-21munin-run00:35:000
268348998514,44cyclictest327087-21diskstats22:40:200
268348998513,46cyclictest281344-21ntpq19:55:360
268348998513,45cyclictest328804-21ntpq22:45:540
268348998427,46cyclictest289706-21chrt20:25:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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