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2026-04-20 - 14:27
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot8.osadl.org (updated Mon Apr 20, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132549918427,15cyclictest31903-21sshd00:26:350
13254991698,21cyclictest26257-21df22:05:180
132549916531,116cyclictest10250irq/56-4a10000022:13:250
132549916528,23cyclictest1305-21snmpd00:21:490
132549916442,111cyclictest19711-21cron21:40:000
132549916345,99cyclictest10150irq/55-4a10000000:00:440
132549916343,108cyclictest6850-21ntp_states22:51:140
132549916339,108cyclictest10250irq/56-4a10000021:27:040
132549916334,111cyclictest10250irq/56-4a10000022:01:080
13254991616,15cyclictest15717-21apt-get19:22:100
132549916122,14cyclictest15403-21latency_hist23:25:030
13254991607,17cyclictest10225-21apt-get21:07:110
132549916029,120cyclictest32441-21apt-get00:30:420
132549916028,14cyclictest10250irq/56-4a10000023:43:500
132549915927,121cyclictest28591-21df00:15:250
13254991587,33cyclictest9519-21seq23:00:310
132549915825,112cyclictest802-21in:imuxsock00:10:030
13254991577,20cyclictest2007-21ntp_states20:30:400
132549915727,112cyclictest29846-21sshd22:18:190
13254991569,20cyclictest23777-21diskstats21:55:230
132549915639,104cyclictest12324-21ntpq21:10:350
13254991559,134cyclictest2010-21node23:28:470
132549915534,108cyclictest20239-21ntpq21:40:380
132549915518,14cyclictest10250irq/56-4a10000021:32:050
13254991547,16cyclictest32300-21apt-get20:27:110
13254991544,130cyclictest18713-21/usr/sbin/munin19:30:280
132549915430,113cyclictest27207-21ntp_states00:11:040
132549915423,118cyclictest3730-21sshd20:37:540
132549915337,106cyclictest1865-21aten_r7power_en22:35:180
13254991529,19cyclictest9133-21wget21:00:140
132549915230,20cyclictest27072-21sshd20:03:030
132549915227,113cyclictest13713-21ps21:15:430
132549915128,113cyclictest31684-21awk20:20:450
132549915128,111cyclictest17128-21ntpq23:30:360
13254991507,18cyclictest30591-21ntp_states22:20:420
132549915046,92cyclictest20798-21runrttasks23:45:310
132549915025,114cyclictest18309-21/usr/sbin/munin23:35:330
132549915013,14cyclictest10250irq/56-4a10000022:48:440
132549915010,18cyclictest3542-21ntp_states22:40:440
132549914935,101cyclictest5340-21latency_hist20:45:030
132549914929,110cyclictest23046-21chrt21:51:380
13254991485,33cyclictest22542-21aten_r7power_vo19:45:150
132549914844,93cyclictest8763-21cron23:00:000
132549914844,93cyclictest13638-21runrttasks19:10:320
132549914842,95cyclictest30689-21runrttasks20:17:080
132549914840,96cyclictest11960-21seq23:10:170
132549914835,99cyclictest22739-21sshd23:54:030
132549914830,105cyclictest754-21systemd-journal20:10:540
132549914827,110cyclictest23344-21nfs_client23:55:480
132549914816,19cyclictest14971-21ntp_states19:15:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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