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2025-08-22 - 00:13
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Thu Aug 21, 2025 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2411499998173,6cyclictest2533766-21kworker/u4:6+events_unbound11:36:340
2411499998140,11cyclictest2576446-21aten_r7power_en12:20:180
2411499997942,8cyclictest314-21systemd-journal12:01:370
241149999766,18cyclictest2522384-21ssh11:10:310
2411500997333,5cyclictest0-21swapper/109:20:401
2411500997137,32cyclictest2519142-21sendmail_mailqu11:05:401
2411500997032,5cyclictest2471268-21kworker/u4:10-rpciod11:15:191
2411500996939,27cyclictest2551672-21tr11:50:411
2411500996934,32cyclictest0-21swapper/108:20:271
2411500996930,8cyclictest0-21swapper/110:25:311
2411500996861,5cyclictest2565584-21kworker/u4:10+events_unbound12:11:391
2411500996832,6cyclictest0-21swapper/111:35:291
2411500996829,6cyclictest0-21swapper/111:45:431
2411500996730,6cyclictest0-21swapper/109:15:021
2411500996636,28cyclictest2442302-21sort09:10:001
2411500996636,26cyclictest0-21swapper/112:00:431
2411500996629,6cyclictest0-21swapper/109:50:421
2411499996655,7cyclictest2451286-21kworker/u4:8+xprtiod09:25:110
2411500996534,5cyclictest2482281-21awk10:10:001
2411500996534,4cyclictest2507025-21systemd10:46:251
2411500996532,29cyclictest0-21swapper/111:25:451
2411500996531,31cyclictest0-21swapper/109:55:401
2411500996527,7cyclictest0-21swapper/110:50:171
2411499996557,6cyclictest2447669-21kworker/u4:0+events_unbound09:21:120
2411500996430,6cyclictest0-21swapper/109:25:331
2411499996452,9cyclictest2474679-21kworker/u4:3+events_unbound10:00:370
2411500996331,30cyclictest2543832-21sendmail_mailqu11:40:371
2411500996328,7cyclictest0-21swapper/110:10:421
2411500996323,8cyclictest0-21swapper/107:10:021
2411499996354,6cyclictest2422960-21kworker/u4:14+events_unbound08:26:040
2411499996347,5cyclictest2569732-21ssh12:11:380
2411500996230,6cyclictest0-21swapper/112:35:021
2411500996230,5cyclictest2414737-21/usr/sbin/munin07:20:211
2411500996229,8cyclictest2589724-21kernelversion12:35:231
2411500996229,6cyclictest2496586-21sendmail_mailqu10:30:381
2411500996229,6cyclictest0-21swapper/112:20:371
2411500996228,7cyclictest0-21swapper/109:00:061
2411500996132,5cyclictest0-21swapper/111:20:421
2411500996126,7cyclictest2572106-21aten2__12:15:161
2411499996152,6cyclictest2500734-21kworker/u4:1+events_unbound11:20:410
2411499996151,8cyclictest379-21dbus-daemon10:16:210
2411500996030,28cyclictest0-21swapper/108:10:401
2411499995948,9cyclictest314-21systemd-journal10:51:270
2411499995936,11cyclictest2442690-21aten_r7power_vo09:10:190
2411499995647,6cyclictest2494122-21kworker/u4:7+events_unbound10:40:220
2411499995637,12cyclictest2415327-21modprobe07:25:000
2411500995549,4cyclictest53-21kswapd010:40:171
2411500995548,5cyclictest2578618-21kworker/u4:9+events_unbound12:26:431
2411500995543,7cyclictest2514823-21latency_hist11:00:011
2411499995543,9cyclictest2495850-21basename10:30:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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