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2025-08-29 - 14:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack4slot3.osadl.org (updated Fri Aug 29, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
68869910314,79cyclictest15591-21tune2fs10:57:430
68869910124,67cyclictest984-21munin-node10:12:460
68869910114,77cyclictest14212-21open_inodes09:13:070
68869910014,77cyclictest10756-21entropy12:22:410
6886999926,64cyclictest20594-21munin-node09:33:020
6886999924,66cyclictest271042sleep011:32:590
267592990,4sleep026760-21cat08:12:460
532829816,66sleep03509-21avahi-daemon07:07:360
6886999724,64cyclictest29058-21munin-node11:38:130
6886999724,63cyclictest22129-21hddtemp_smartct11:17:470
6886999615,72cyclictest19772-21latency_hist07:52:210
6886999525,60cyclictest24093-21unixbench_singl08:03:190
6886999515,70cyclictest30309-21munin-node08:23:070
6886999514,72cyclictest25470-21munin-node11:27:540
6886999416,69cyclictest6088-21seq12:07:500
6886999414,71cyclictest3533-21runrttasks07:32:480
6886999315,41cyclictest18568-21df09:27:370
6886999314,70cyclictest10538-21munin-node07:22:460
6886999314,69cyclictest15782-21if_err_eth012:37:480
6886999312,71cyclictest11935-21munin-node09:07:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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