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2026-04-28 - 15:55
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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 all highest latencies:
System rack3slot2.osadl.org (updated Tue Apr 28, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14005199345316,19cyclictest29-21kswapd007:40:060
22006022660,4chrt220048-21ntpq11:55:540
17700122560,2sleep0176999-21open_files09:21:130
14005199224194,19cyclictest29-21kswapd007:41:040
14005199211179,20cyclictest197705-21kworker/u2:110:50:040
14005199209166,19cyclictest217209-21kworker/u2:011:50:030
14005199197165,20cyclictest197705-21kworker/u2:111:00:070
14005199195165,19cyclictest158227-21kworker/u2:108:50:050
14005199195164,20cyclictest193503-21kworker/u2:210:35:060
14005199189157,20cyclictest158227-21kworker/u2:108:25:030
19328621880,3sleep0193284-21forks10:20:190
15461221870,4chrt154609-21ntpq08:00:530
16983821840,4chrt169839-21ld08:55:380
14005199184150,23cyclictest158227-21kworker/u2:108:30:490
18613021830,2sleep0186129-21grep09:55:060
15821021810,3chrt158211-21latency_hist08:15:000
14005199181151,18cyclictest206074-21kworker/u2:211:15:070
14005199181150,20cyclictest186081-21kworker/u2:110:10:060
14005199181150,19cyclictest212547-21kworker/u2:212:25:070
14005199180149,19cyclictest210156-21kworker/u2:011:30:070
21396521790,2sleep0213967-21sort11:35:060
14005199178148,19cyclictest230610-21kworker/u2:112:40:010
14005199178148,19cyclictest140060-21kworker/u2:007:20:020
14005199177148,17cyclictest212547-21kworker/u2:212:10:070
14005199176146,19cyclictest140060-21kworker/u2:007:20:370
14005199176144,20cyclictest158227-21kworker/u2:108:36:200
19215121750,4chrt192148-21ntpq10:15:430
14005199175145,18cyclictest212547-21kworker/u2:212:31:160
14005199175144,19cyclictest181926-21kworker/u2:109:45:110
14005199174143,19cyclictest158227-21kworker/u2:108:26:190
14005199174143,19cyclictest140060-21kworker/u2:007:25:490
14005199173143,19cyclictest179608-21kworker/u2:009:40:030
14005199173142,19cyclictest167035-21kworker/u2:009:01:180
14005199171142,19cyclictest197705-21kworker/u2:110:40:060
14005199171142,18cyclictest197705-21kworker/u2:111:05:070
14005199171141,19cyclictest210156-21kworker/u2:011:35:150
14005199171141,19cyclictest154067-21kworker/u2:208:16:190
14005199171141,19cyclictest151754-21kworker/u2:107:55:040
17794121700,4chrt177939-21df_inode09:25:140
15302621700,3chrt153027-21/usr/sbin/munin07:55:270
22213821690,4chrt222136-21sshd12:03:470
20602821690,3chrt206025-21ntpq11:05:320
20898021680,3chrt208971-21ntpq11:16:070
14005199168139,19cyclictest168463-21kworker/u2:208:55:030
14005199168135,20cyclictest197705-21kworker/u2:110:51:160
14005199167138,19cyclictest197705-21kworker/u2:110:45:040
14005199164135,18cyclictest214418-21kworker/u2:111:40:230
14005199164134,20cyclictest181926-21kworker/u2:109:41:120
14005199162133,18cyclictest186081-21kworker/u2:110:05:050
14005199162133,18cyclictest158227-21kworker/u2:108:41:220
14005199162130,20cyclictest175378-21kworker/u2:109:15:470
14005199161133,16cyclictest186081-21kworker/u2:110:15:050
14005199160130,18cyclictest140060-21kworker/u2:007:15:060
14005199159127,21cyclictest150691-21/usr/sbin/munin07:46:200
14005199158130,18cyclictest136308-21kworker/u2:207:10:060
14005199158130,17cyclictest167035-21kworker/u2:009:05:130
14005199157126,19cyclictest167035-21kworker/u2:009:11:050
14005199153124,18cyclictest179608-21kworker/u2:009:35:030
14005199151122,19cyclictest179608-21kworker/u2:009:55:090
14005199151120,20cyclictest154067-21kworker/u2:208:10:060
14005199150119,19cyclictest193503-21kworker/u2:210:25:110
14005199147118,18cyclictest212547-21kworker/u2:212:25:270
14005199147118,18cyclictest212547-21kworker/u2:212:20:070
14005199145115,19cyclictest145631-21kworker/u2:107:31:230
14005199144116,18cyclictest212547-21kworker/u2:212:11:160
14005199143113,19cyclictest212547-21kworker/u2:211:50:510
14005199140111,18cyclictest210156-21kworker/u2:011:21:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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