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2025-11-19 - 20:18
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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 highest latencies:
System rack3slot2.osadl.org (updated Wed Nov 19, 2025 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243803222990,4chrt2438030-21users07:56:230
248812722840,4chrt2488125-21/usr/sbin/munin10:40:310
245106122750,3chrt2451056-21munin-run08:45:010
248661822510,3chrt2486604-21ntpq10:35:550
242783222440,3chrt2427829-21ntpq07:20:500
242448899240213,15cyclictest2431318-21kworker/u2:007:36:270
252301622380,3chrt2523000-21ntpq12:25:560
249852922370,3chrt2498526-21ps11:11:480
249451022370,3chrt2494512-21latency_hist11:00:100
245309822360,3chrt2453094-21ntpq08:51:120
248612822340,3chrt2486130-21latency_hist10:35:100
249006922230,3sleep02490070-21ssh10:46:100
242448899223194,17cyclictest2471029-21kworker/u2:010:25:320
242448899221192,18cyclictest2479307-21kworker/u2:310:20:290
247144322160,2sleep02471446-21sh09:50:150
242448899216187,17cyclictest2466232-21kworker/u2:109:40:300
251798622060,3sleep02517988-21awk12:10:390
250636622050,3sleep02506364-21load11:35:350
246739622050,3sleep02467397-21ssh09:37:100
243081222050,2sleep02430815-21grep07:31:190
249996622030,2sleep02499967-21ssh11:16:080
250507122010,2sleep02505072-21gcc11:31:420
247391121900,3sleep02473912-21timerwakeupswit09:56:500
242448899190162,17cyclictest2495912-21kworker/u2:311:05:050
242448899188158,19cyclictest2443166-21kworker/u2:208:50:030
242448899185156,18cyclictest2499235-21kworker/u2:011:20:290
247038821820,2sleep02470386-21open_inodes09:46:460
246395521800,2sleep02463956-21cat09:26:500
251634121780,3chrt2516340-21awk12:05:390
244065821780,2sleep02440660-21mailstats08:06:170
242448899176147,17cyclictest2445488-21kworker/u2:108:25:070
252126021750,3chrt2521264-21wc12:20:420
242448899175144,19cyclictest2436155-21kworker/u2:008:20:070
242448899174146,18cyclictest2447640-21kworker/u2:008:35:030
242448899174146,17cyclictest2443166-21kworker/u2:208:30:070
242448899174145,17cyclictest2485996-21kworker/u2:211:05:210
242448899172145,17cyclictest2456645-21kworker/u2:109:06:180
247862021710,4chrt2478622-21open_inodes10:11:450
242448899171142,18cyclictest2510785-21kworker/u2:311:50:070
242448899171142,17cyclictest2424934-21kworker/u2:207:45:230
242448899170140,18cyclictest2507064-21kworker/u2:111:51:540
242448899170140,18cyclictest2454331-21kworker/u2:209:25:100
242448899169141,17cyclictest2510785-21kworker/u2:312:35:080
242448899169140,17cyclictest2441309-21kworker/u2:108:15:070
242448899169139,19cyclictest2458059-21kworker/u2:009:15:080
242448899168140,17cyclictest2454331-21kworker/u2:209:01:200
242448899168139,18cyclictest2479307-21kworker/u2:310:16:530
242448899168137,20cyclictest29-21kswapd007:41:040
242448899167138,19cyclictest2466232-21kworker/u2:109:35:040
242448899166138,18cyclictest2510785-21kworker/u2:312:00:020
242448899166138,17cyclictest2485996-21kworker/u2:211:25:280
242448899166137,19cyclictest29-21kswapd009:16:220
242448899166136,18cyclictest2436155-21kworker/u2:008:01:220
251496521650,4chrt2514964-21ssh12:01:360
247482921650,4chrt2474830-21basename10:00:280
242946221640,4chrt2429463-21/usr/sbin/munin07:26:190
242448899161133,17cyclictest2485996-21kworker/u2:210:51:410
242448899160132,17cyclictest2451067-21kworker/u2:009:00:050
242448899160131,18cyclictest2510785-21kworker/u2:312:36:500
242448899160130,19cyclictest2515415-21kworker/u2:212:15:130
242448899159128,20cyclictest2507064-21kworker/u2:111:40:360
242448899158128,18cyclictest2423090-21kworker/u2:107:15:020
242448899156126,20cyclictest29-21kswapd010:05:270
242448899152125,18cyclictest2449568-21kworker/u2:108:40:070
242448899151122,18cyclictest2426958-21kworker/u2:007:20:040
242448899148118,19cyclictest2436155-21kworker/u2:007:55:010
24244889912092,17cyclictest2423090-21kworker/u2:107:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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