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2026-06-22 - 14:11
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 50 highest latencies:
System rack8slot1.osadl.org (updated Mon Jun 22, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29485992618684,0cyclictest29672-21latency_hist22:04:020
294859926172102,0cyclictest0-21swapper23:19:000
29485992575642,0cyclictest9-21ksoftirqd/023:59:030
29485992555655,0cyclictest9-21ksoftirqd/022:34:030
29485992539231,0cyclictest2670-1kworker/0:0H20:59:040
29485992479679,0cyclictest9-21ksoftirqd/021:09:070
29485992473156,0cyclictest2670-1kworker/0:0H21:19:040
29485992464681,0cyclictest9-21ksoftirqd/019:59:030
29485992457268,0cyclictest2670-1kworker/0:0H22:19:030
29485992445681,0cyclictest25358-21latency_hist23:24:020
29485992440237,0cyclictest2670-1kworker/0:0H20:04:050
29485992438667,0cyclictest3527-21latency_hist23:54:030
29485992437240,0cyclictest2670-1kworker/0:0H19:14:030
29485992436508,0cyclictest9-21ksoftirqd/019:19:040
29485992435594,0cyclictest13128-21cat19:44:030
29485992403563,0cyclictest1595-21jbd2/hda3-822:14:030
29485992369811,0cyclictest11302-21munin-node22:44:030
29485992366628,0cyclictest0-21swapper23:34:030
29485992366467,0cyclictest4065-21latency_hist22:24:030
29485992337668,0cyclictest9-21ksoftirqd/000:24:050
29485992332239,0cyclictest2670-1kworker/0:0H21:34:040
29485992332235,0cyclictest2670-1kworker/0:0H20:44:050
29485992319499,0cyclictest32532-21latency_hist20:39:030
29485992298498,0cyclictest9-21ksoftirqd/021:54:030
29485992297586,0cyclictest31357-21latency_hist19:04:040
29485992284637,0cyclictest9531-21chrt22:39:020
29485992282276,0cyclictest2670-1kworker/0:0H20:14:040
29485992273537,0cyclictest13094-21latency_hist22:49:060
29485992263193,0cyclictest2670-1kworker/0:0H20:19:030
29485992258593,0cyclictest9475-21latency_hist19:34:040
29485992139674,0cyclictest9-21ksoftirqd/020:54:000
29485992134219,0cyclictest2670-1kworker/0:0H21:14:030
29485992073279,0cyclictest2670-1kworker/0:0H21:39:020
29485992066271,0cyclictest2670-1kworker/0:0H23:19:020
29485992022242,0cyclictest2670-1kworker/0:0H21:24:030
29485992019269,0cyclictest2670-1kworker/0:0H22:59:030
29485991984280,0cyclictest2670-1kworker/0:0H19:54:030
29485991886330,0cyclictest2670-1kworker/0:0H23:09:070
29485991883258,0cyclictest2670-1kworker/0:0H23:49:060
29485991868216,0cyclictest2670-1kworker/0:0H00:09:070
29485991839655,0cyclictest14904-21munin-node19:49:060
29485991834286,0cyclictest2670-1kworker/0:0H19:29:070
29485991829530,0cyclictest0-21swapper21:49:070
2948599182733,0cyclictest0-21swapper19:01:130
29485991809226,0cyclictest2670-1kworker/0:0H21:44:040
29485991781592,0cyclictest9-21ksoftirqd/023:29:060
29485991776520,0cyclictest9-21ksoftirqd/020:09:060
29485991740279,0cyclictest2670-1kworker/0:0H00:14:030
29485991682496,0cyclictest9-21ksoftirqd/023:39:030
29485991658444,0cyclictest9-21ksoftirqd/021:29:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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