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2026-01-07 - 16:00
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed Jan 07, 2026 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151149430,0ktimers/074181sleep07:09:470
74599948141,0cyclictest34-1kworker/0:1H+kblockd08:01:360
1514640,0ktimers/097491sleep12:26:200
1514620,0ktimers/0196481sleep08:09:000
1514600,0ktimers/0222861sleep10:52:030
1514520,0ktimers/0261411sleep08:39:020
1514510,0ktimers/072861chrt12:13:460
1514420,0ktimers/044851sleep09:27:380
1514420,0ktimers/033311sleep11:55:560
74599944137,0cyclictest3460-21snmpd10:06:580
74599944029,0cyclictest7925-21ls07:11:120
74599943733,0cyclictest8683-21latency_hist09:50:090
74599943732,0cyclictest7486-21awk12:15:170
1514350,0ktimers/0297491sleep08:55:520
1514330,0ktimers/0322371sleep09:06:290
745999432134,0cyclictest30665-21mailstats09:00:210
1514320,0ktimers/0169531sleep10:28:210
74599943035,0cyclictest19968-21runrttasks08:10:480
74599942734,0cyclictest0-21swapper12:30:330
74599942635,0cyclictest11228-21chrt10:01:380
745999425107,0cyclictest29205-21apt-get11:25:350
74599942438,0cyclictest7609-21munin-run09:45:050
1514220,0ktimers/022451sleep09:16:590
74599942033,0cyclictest24993-21wget11:06:010
74599941993,0cyclictest0-21swapper12:35:200
74599941934,0cyclictest34-1kworker/0:1H-kblockd08:30:170
74599941836,0cyclictest0-21swapper07:56:000
74599941834,0cyclictest10228-21df07:25:460
74599941790,0cyclictest0-21swapper09:20:210
74599941536,0cyclictest11739-21munin-node07:31:360
74599941232,0cyclictest503-21chrt09:10:440
74599941035,0cyclictest14537-21ntpq07:45:320
74599940931,0cyclictest15752-21basename10:21:570
74599940834,0cyclictest430-21timerandwakeup11:41:400
74599940832,0cyclictest5747-21grep12:06:210
74599940732,0cyclictest21022-21apt-get08:15:390
74599940730,0cyclictest23657-21date11:00:170
74599940637,0cyclictest0-21swapper10:16:590
74599940630,0cyclictest27370-21latency_hist08:45:090
74599940545,0cyclictest19323-21latency_hist10:40:170
74599940470,0cyclictest4829-21sed12:01:410
74599940441,0cyclictest17517-21sed10:31:100
74599940435,0cyclictest27960-21munin-node11:20:130
74599940332,0cyclictest21047-21find10:46:410
74599940332,0cyclictest13181-21sort10:11:080
74599940332,0cyclictest12908-21ls07:36:440
74599940233,0cyclictest7783-21uname09:45:250
74599940232,0cyclictest28682-21load08:50:520
74599940132,0cyclictest23243-21sed08:25:480
745999401101,0cyclictest8389-21munin-node10:35:110
74599940049,0cyclictest31210-21runrttasks11:35:130
74599940034,0cyclictest3729-21runrttasks08:43:460
74599939932,0cyclictest2682-21ls11:51:420
74599939930,0cyclictest13627-21awk07:41:080
74599939730,0cyclictest15807-21df_inode07:51:040
1513970,0ktimers/099741sleep07:24:590
1513970,0ktimers/0288631sleep11:23:130
74599939632,0cyclictest10104-21chrt09:55:570
74599939539,0cyclictest22568-21chrt10:55:110
74599939533,0cyclictest8572-21wc12:20:210
74599939430,0cyclictest1104-21sed11:45:490
74599939332,0cyclictest6873-21wc09:40:170
74599939235,0cyclictest3566-21cron11:39:590
74599939231,0cyclictest26307-21grep11:11:250
74599939230,0cyclictest21993-21wc08:20:160
74599939131,0cyclictest8418-21if_err_eth107:15:270
74599938736,0cyclictest0-21swapper09:31:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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