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2025-05-09 - 05:54
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Fri May 09, 2025 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
169074122400,3chrt1690736-21ntpq22:20:460
167881222340,3sleep01678814-21missed_timers21:45:410
170284822270,2sleep01702847-21sh22:56:420
170906222260,4chrt1709061-21awk23:15:130
172740322220,2sleep01727404-21cat00:10:090
163311299211140,20cyclictest29-21kswapd022:31:330
163187122080,2sleep01631872-21grep19:05:120
166563822060,2sleep01665639-21collect221:05:520
163311299199166,22cyclictest1720411-21kworker/u2:200:00:080
168267321910,3chrt1682674-21mailstats21:56:510
163311299189160,19cyclictest29-21kswapd000:00:560
163311299186155,19cyclictest1737361-21kworker/u2:100:40:020
163311299183153,19cyclictest1679924-21kworker/u2:023:01:500
163311299183151,20cyclictest1693076-21kworker/u2:123:30:300
163311299177147,19cyclictest1720411-21kworker/u2:200:35:060
163311299176145,19cyclictest1706964-21kworker/u2:323:45:300
173413921740,3sleep01734142-21latency_hist00:30:080
163311299173144,19cyclictest29-21kswapd000:11:330
163311299171141,20cyclictest29-21kswapd023:05:290
163311299171141,20cyclictest1693076-21kworker/u2:122:55:050
166821121700,3chrt1668203-21munin-run21:15:060
166092221690,2sleep01660923-21systemd-run20:50:020
163311299168138,20cyclictest29-21kswapd021:51:360
163311299168136,21cyclictest29-21kswapd022:11:310
168600121670,4chrt1685269-21/usr/sbin/munin22:06:500
163311299167132,25cyclictest1662301-21kworker/u2:221:35:040
163311299166136,19cyclictest1681641-21kworker/u2:322:30:070
163311299166130,26cyclictest1685272-21kworker/u2:222:16:570
171304021650,4chrt1713038-21ntpq23:26:440
169938721640,4chrt1699382-21ntpq22:46:210
163311299164135,19cyclictest29-21kswapd000:15:300
163311299161132,19cyclictest1647470-21kworker/u2:120:05:040
170790321600,4chrt1707902-21ssh23:11:310
173099921590,3chrt1731002-21if_err_wlan000:20:290
163311299159130,19cyclictest29-21kswapd021:35:280
167733821580,4chrt1677335-21ntpq21:41:160
163311299157128,18cyclictest1706964-21kworker/u2:323:20:340
163311299156124,21cyclictest84-21jbd2/mmcblk0p2-20:30:070
164988621550,3chrt1649888-21sort20:10:080
163311299153124,18cyclictest1667717-21kworker/u2:321:16:550
163311299152122,19cyclictest1679924-21kworker/u2:022:05:060
163311299151122,19cyclictest1627978-21kworker/u2:019:45:310
163311299149120,18cyclictest1634995-21kworker/u2:119:16:180
163311299145113,21cyclictest1697023-21true22:40:050
163311299143114,19cyclictest1693076-21kworker/u2:122:45:040
163311299143114,19cyclictest1659233-21kworker/u2:120:45:060
163311299140111,19cyclictest1627978-21kworker/u2:019:36:200
163311299139110,18cyclictest1711899-21kworker/u2:023:51:110
163311299138108,19cyclictest1627978-21kworker/u2:019:30:080
163311299136105,20cyclictest1649798-21kworker/u2:220:20:020
163311299135103,21cyclictest84-21jbd2/mmcblk0p2-21:25:060
163311299134104,19cyclictest84-21jbd2/mmcblk0p2-20:25:060
163311299133104,18cyclictest1657118-21kworker/u2:020:35:460
163311299131102,19cyclictest1647470-21kworker/u2:120:11:190
163311299129100,18cyclictest1711899-21kworker/u2:023:40:070
16331129912899,19cyclictest1662301-21kworker/u2:221:27:000
16331129912798,19cyclictest1662301-21kworker/u2:220:55:420
16331129912798,18cyclictest1633135-21kworker/u2:219:31:160
16331129912597,19cyclictest1662301-21kworker/u2:221:00:310
16331129912597,18cyclictest84-21jbd2/mmcblk0p2-19:41:240
16331129912596,18cyclictest1711899-21kworker/u2:023:45:030
16331129912293,18cyclictest1645622-21kworker/u2:020:00:020
16331129912290,21cyclictest84-21jbd2/mmcblk0p2-20:30:340
16331129911786,20cyclictest84-21jbd2/mmcblk0p2-19:20:590
16331129911484,20cyclictest1643346-21kworker/u2:119:51:150
16331129911080,19cyclictest1627978-21kworker/u2:019:10:100
16331129911079,20cyclictest1659233-21kworker/u2:120:51:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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