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2025-12-01 - 12:44
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Mon Dec 01, 2025 00:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12095623040,2sleep0120958-21rm00:39:470
1660722570,2sleep016608-21latency_hist19:10:060
10713222490,4chrt107131-21awk23:56:510
11113022470,2sleep0111131-21if_wlan000:10:300
8757722450,3chrt87571-21sendmail-msp23:00:020
11328622420,3chrt113284-21ntpq00:16:430
2074122410,3chrt20743-21latency_hist19:25:060
5522122360,3chrt55222-21latency_hist21:25:100
7927322340,3chrt79268-21df_inode22:35:230
8433622220,3chrt84338-21grep22:50:160
5097322180,3chrt50972-21mailstats21:12:020
8852022100,3sleep088521-21/usr/sbin/munin23:02:000
2940922070,2sleep029411-21latency19:55:270
10426422050,2sleep0104265-21rm23:48:150
8107522030,2sleep081076-21ssh22:40:320
7615222010,3sleep076153-21collect222:25:510
3100822000,2sleep031009-21ntpq20:00:480
6245621950,3sleep062458-21awk21:45:420
1651099195165,18cyclictest110203-21kworker/u2:300:30:310
1651099194165,18cyclictest107824-21kworker/u2:200:00:320
7896121910,2sleep078962-21rm22:34:450
1651099189159,19cyclictest75061-21kworker/u2:223:15:060
6594121880,27chrt65940-21ld21:55:590
1651099187157,20cyclictest53486-21kworker/u2:122:15:070
1651099186155,19cyclictest105973-21kworker/u2:100:25:090
1651099184154,19cyclictest43027-21kworker/u2:021:20:080
1651099182153,18cyclictest85679-21kworker/u2:323:25:280
1651099182153,18cyclictest53486-21kworker/u2:122:20:070
4198021790,2sleep041982-21kernelversion20:40:280
1651099179150,19cyclictest32960-21kworker/u2:120:15:040
1651099178147,19cyclictest53486-21kworker/u2:122:10:100
8266121770,3sleep082662-21/usr/sbin/munin22:45:140
1651099176148,18cyclictest47795-21kworker/u2:221:10:060
8963721740,2sleep089638-21uname23:05:380
3672721740,3chrt36185-21/usr/sbin/munin20:21:170
1651099174144,19cyclictest24059-21kworker/u2:019:40:040
1651099173145,18cyclictest40230-21kworker/u2:220:40:030
1651099172143,19cyclictest38716-21kworker/u2:120:35:050
1651099172143,19cyclictest105973-21kworker/u2:100:30:050
1651099172142,18cyclictest16518-21kworker/u2:119:15:040
1651099172138,23cyclictest75634-21true22:25:040
6732421710,3chrt67322-21df_inode22:00:200
1651099168141,19cyclictest53486-21kworker/u2:121:26:590
9331021670,5chrt93298-21ntpq23:16:120
1651099166137,17cyclictest25509-21kworker/u2:219:45:050
5710121640,3chrt57093-21diskstats21:30:270
1651099163135,17cyclictest60219-21kworker/u2:221:55:070
1651099163134,18cyclictest60219-21kworker/u2:221:41:580
1651099162132,20cyclictest44433-21kworker/u2:220:51:210
1651099162131,20cyclictest97543-21kworker/u2:023:40:010
1651099158129,18cyclictest14207-21kworker/u2:219:16:190
1651099157127,18cyclictest105973-21kworker/u2:123:55:060
1651099154125,18cyclictest97543-21kworker/u2:023:42:060
1651099153124,20cyclictest20708-21kworker/u2:119:50:070
1651099153124,18cyclictest107824-21kworker/u2:200:10:120
1651099153123,20cyclictest29-21kswapd021:35:290
1651099151121,19cyclictest36444-21kworker/u2:020:26:190
1651099150123,17cyclictest75061-21kworker/u2:223:25:070
1651099149120,19cyclictest43027-21kworker/u2:020:50:000
1651099146118,18cyclictest75061-21kworker/u2:223:32:000
1651099145116,18cyclictest28730-21kworker/u2:019:55:030
1651099136107,19cyclictest20708-21kworker/u2:119:25:420
1651099135106,19cyclictest43027-21kworker/u2:020:56:170
1651099135106,18cyclictest34646-21kworker/u2:220:16:080
1651099135105,19cyclictest20708-21kworker/u2:119:30:540
1651099133104,18cyclictest43027-21kworker/u2:021:05:060
1651099131103,18cyclictest28730-21kworker/u2:020:06:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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