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2024-05-26 - 17:04
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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 Sun May 26, 2024 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
207578499269202,54cyclictest2082694-21run-parts07:34:270
211831022570,2sleep02118311-21rm09:32:500
214078022550,3chrt2140769-21df_inode10:40:230
215024222440,4chrt2150240-21ssh11:09:000
207498722400,4chrt2074985-21ntpq07:05:530
207578499237163,21cyclictest84-21jbd2/mmcblk0p2-12:35:340
207578499236206,18cyclictest2135907-21kworker/u2:210:30:270
215283922320,3chrt2152838-21ssh11:16:370
216638422260,2sleep02166385-21/usr/sbin/munin11:56:540
214489122240,4chrt2144890-21sed10:51:570
209998822170,2sleep02099987-21true08:35:020
207578499212182,19cyclictest2093366-21kworker/u2:208:13:490
207655422050,2sleep02076556-21grep07:11:190
207578499203172,19cyclictest2113027-21kworker/u2:109:36:320
217135522020,3sleep02171357-21timerandwakeup12:11:540
207578499197163,21cyclictest2172642-21ld12:16:120
216809221960,3sleep02168094-21timerwakeupswit12:01:580
207578499194165,17cyclictest2159961-21kworker/u2:112:30:150
207578499191162,17cyclictest2159961-21kworker/u2:111:45:280
207578499191159,20cyclictest2126609-21kworker/u2:310:36:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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