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2025-06-19 - 02:11
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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 20 highest latencies:
System rack3slot2.osadl.org (updated Thu Jun 19, 2025 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
208213122660,2sleep02082132-21df21:40:190
209986322590,2sleep02099864-21gzip22:31:540
214004122520,3sleep02140039-21if_eth000:30:300
206678822520,3chrt2066786-21sendmail_mailtr20:51:200
205019822510,3chrt2050197-21sed19:51:220
207906022490,3sleep02079061-21ld21:31:000
205819222490,4chrt2058187-21ntpq20:20:490
207238922440,4chrt2072385-21ntpq21:11:410
209683622270,2sleep02096834-21ssh22:22:510
208056122110,2sleep02080564-21cut21:35:380
210456522040,2sleep02104567-21cat22:45:440
203815899204174,20cyclictest2084776-21kworker/u2:221:55:300
212328622030,2sleep02123288-21kernelversion23:40:360
203815899203173,19cyclictest84-21jbd2/mmcblk0p2-00:15:050
203815899195165,19cyclictest2084776-21kworker/u2:222:06:350
207405521920,2sleep022-21kcompactd021:16:290
207101621850,2sleep02071018-21switchtime21:06:200
203815899185152,22cyclictest2093847-21true22:15:040
203815899182153,19cyclictest2105767-21kworker/u2:123:40:070
211660721800,3sleep02116608-21gcc23:20:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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