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2026-05-12 - 01:54
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Tue May 12, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256176026840,3sleep02561762-21entropy19:05:200
262984122530,3sleep02629842-21cat23:10:050
257128622520,2sleep02571281-21awk19:40:000
257152222480,3chrt2571520-21df_inode19:40:170
256767222430,3chrt2567669-21ntpq19:25:520
256293499239208,19cyclictest2639993-21kworker/u2:100:00:340
258847222330,4chrt2588467-21ntpq20:40:340
256293499225194,20cyclictest2567139-21kworker/u2:220:05:020
256293499220190,18cyclictest2624206-21kworker/u2:123:20:030
256293499216186,18cyclictest2639993-21kworker/u2:100:30:380
256293499214185,19cyclictest2639993-21kworker/u2:100:00:080
256293499210179,19cyclictest2639993-21kworker/u2:100:10:320
256293499210179,19cyclictest2588020-21kworker/u2:221:40:040
256293499207177,18cyclictest2639993-21kworker/u2:100:25:330
256293499206177,19cyclictest2639993-21kworker/u2:100:07:260
256293499205175,18cyclictest2561535-21kworker/u2:119:20:040
258122622040,2sleep02581227-21/usr/sbin/munin20:15:140
256293499204174,18cyclictest2639993-21kworker/u2:100:20:070
256863222020,4chrt2568630-21/usr/sbin/munin19:30:100
256293499202172,18cyclictest2619928-21kworker/u2:022:45:370
256293499202171,19cyclictest2639993-21kworker/u2:100:36:190
256293499202170,20cyclictest2639993-21kworker/u2:100:20:130
256293499201172,18cyclictest2588020-21kworker/u2:220:50:060
256293499201172,18cyclictest2561535-21kworker/u2:119:15:060
260330522000,3sleep02603306-21munin-plugin-st21:35:010
256293499200171,17cyclictest2588020-21kworker/u2:221:10:080
256293499198168,19cyclictest2624206-21kworker/u2:123:15:050
256293499198168,19cyclictest2588020-21kworker/u2:221:05:040
256293499198168,18cyclictest2617633-21kworker/u2:122:35:030
256293499198168,18cyclictest2584319-21kworker/u2:120:35:370
256293499195167,17cyclictest2624206-21kworker/u2:123:25:060
256293499195166,18cyclictest2624206-21kworker/u2:123:00:020
256293499193164,19cyclictest2636549-21kworker/u2:023:40:090
256293499193163,18cyclictest2606111-21kworker/u2:021:55:050
256293499193163,18cyclictest2588020-21kworker/u2:221:41:210
256293499192164,18cyclictest2588020-21kworker/u2:221:15:040
256293499191161,18cyclictest2606111-21kworker/u2:022:01:220
256293499190161,18cyclictest2580141-21kworker/u2:020:20:320
256293499190160,18cyclictest2619928-21kworker/u2:022:36:260
256293499189160,18cyclictest2624206-21kworker/u2:123:35:070
256293499189158,19cyclictest2567139-21kworker/u2:219:55:060
256293499188158,19cyclictest2584319-21kworker/u2:120:30:320
256293499188158,18cyclictest2624206-21kworker/u2:123:00:320
256293499187159,17cyclictest2619928-21kworker/u2:022:45:070
256293499187158,18cyclictest2613550-21kworker/u2:222:30:000
256293499187157,19cyclictest2588020-21kworker/u2:221:26:210
256293499187157,18cyclictest2584319-21kworker/u2:120:30:010
256293499187157,18cyclictest2567139-21kworker/u2:220:05:540
256293499185157,19cyclictest2606111-21kworker/u2:022:10:040
256293499185156,17cyclictest2613550-21kworker/u2:222:11:190
256293499184156,17cyclictest2639993-21kworker/u2:123:50:060
256293499184153,19cyclictest2567139-21kworker/u2:219:50:040
256293499183153,18cyclictest2588020-21kworker/u2:221:20:370
256293499181152,18cyclictest2588020-21kworker/u2:220:56:200
256293499180151,18cyclictest2588020-21kworker/u2:220:55:060
256293499180151,18cyclictest2567139-21kworker/u2:219:56:190
256293499180150,18cyclictest2567139-21kworker/u2:220:10:320
260671621780,3chrt2606712-21ntpq21:46:040
256293499178150,17cyclictest2624206-21kworker/u2:123:26:200
256293499177147,18cyclictest2561535-21kworker/u2:119:20:320
259832721760,4chrt2598325-21ntpq21:15:570
256293499176147,18cyclictest2613550-21kworker/u2:222:20:010
256293499172144,17cyclictest2639993-21kworker/u2:123:55:020
256293499172142,18cyclictest2636549-21kworker/u2:023:40:030
256293499171141,19cyclictest2624206-21kworker/u2:122:51:110
256293499170142,17cyclictest2606111-21kworker/u2:021:55:390
256293499168138,17cyclictest2613550-21kworker/u2:222:20:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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