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2026-03-29 - 01:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1.osadl.org (updated Sat Mar 28, 2026 09:16:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1195821340,3sleep30-21swapper/309:07:033
1495621060,3sleep20-21swapper/209:12:492
1548721020,2sleep30-21swapper/307:52:033
141022960,2sleep114076-21find09:12:041
308662940,1sleep012-21ksoftirqd/008:32:040
212342630,2sleep227-21ksoftirqd/208:07:022
212342630,2sleep227-21ksoftirqd/208:07:022
212342630,2sleep227-21ksoftirqd/208:07:022
74082570,3chrt0-21swapper/307:31:573
74082570,3chrt0-21swapper/307:31:573
99542550,2sleep2261rcuc/207:37:032
99542550,2sleep2261rcuc/207:37:032
277302540,2sleep20-21swapper/208:26:392
277302540,2sleep20-21swapper/208:26:392
226122520,4sleep20-21swapper/208:11:562
20992510,3sleep00-21swapper/008:42:000
32750994924,7cyclictest15486-21grep07:52:030
151492430,2sleep30-21swapper/309:13:023
243662420,4sleep00-21swapper/008:16:530
243662420,4sleep00-21swapper/008:16:530
189632400,3sleep00-21swapper/008:01:570
189632400,3sleep00-21swapper/008:01:570
168202390,3sleep00-21swapper/007:56:540
168202390,3sleep00-21swapper/007:56:540
159172390,3sleep00-21swapper/009:14:000
21592370,3sleep20-21swapper/207:17:052
21592370,3sleep20-21swapper/207:17:052
3223623410,14sleep10-21swapper/107:12:031
3223623410,14sleep10-21swapper/107:12:031
314682346,18sleep231516-21df_inode07:11:512
314682346,18sleep231516-21df_inode07:11:512
32752993219,7cyclictest3899-21find07:22:032
32752993219,7cyclictest3899-21find07:22:032
3275099311,6cyclictest151rcuc/008:07:040
3275099311,6cyclictest151rcuc/008:07:040
3275099311,6cyclictest151rcuc/008:07:040
88302300,2sleep28832-21sendmail09:01:402
88302300,2sleep28832-21sendmail09:01:402
64002300,3sleep20-21swapper/207:29:472
32752993012,9cyclictest27-21ksoftirqd/208:32:032
290962300,5sleep029100-21unixbench_multi08:27:010
290962300,5sleep029100-21unixbench_multi08:27:010
175902300,2chrt0-21swapper/307:57:063
175902300,2chrt0-21swapper/307:57:063
3275099291,5cyclictest12-21ksoftirqd/008:57:030
3275099291,5cyclictest12-21ksoftirqd/008:57:030
111282290,2sleep28476-21kworker/2:007:41:532
111282290,2sleep28476-21kworker/2:007:41:532
32751992814,7cyclictest21275-21find08:07:041
32751992814,7cyclictest21275-21find08:07:041
32751992814,7cyclictest21275-21find08:07:041
3275099277,3cyclictest131rcu_preempt08:21:560
3275099277,3cyclictest131rcu_preempt08:21:560
3275099277,11cyclictest12-21ksoftirqd/007:45:070
3275099277,11cyclictest12-21ksoftirqd/007:45:070
3275099275,9cyclictest12-21ksoftirqd/007:27:330
269892270,8sleep333-21ksoftirqd/308:22:023
269892270,8sleep333-21ksoftirqd/308:22:023
3275099269,7cyclictest12-21ksoftirqd/007:17:340
3275099269,7cyclictest12-21ksoftirqd/007:17:340
32750992613,4cyclictest12-21ksoftirqd/007:36:400
32750992613,4cyclictest12-21ksoftirqd/007:36:400
3275099261,12cyclictest23815-21sh08:16:390
38872251,19sleep13919-21/usr/sbin/munin08:46:571
3275199255,3cyclictest131rcu_preempt07:47:001
3275199255,3cyclictest131rcu_preempt07:47:001
32750992517,6cyclictest73-21kswapd008:36:510
32750992517,6cyclictest73-21kswapd008:36:510
3275299241,6cyclictest131rcu_preempt09:02:032
3275299241,6cyclictest131rcu_preempt09:02:032
3275099243,11cyclictest12-21ksoftirqd/009:05:200
3275099243,11cyclictest12-21ksoftirqd/009:05:200
3275299233,8cyclictest445-21timerwakeupswit08:37:032
3275299233,8cyclictest445-21timerwakeupswit08:37:032
32751992310,6cyclictest73-21kswapd007:32:051
32751992310,6cyclictest73-21kswapd007:32:051
3275199230,7cyclictest23153-21find08:12:051
3275099237,6cyclictest12-21ksoftirqd/007:21:560
3275099237,6cyclictest12-21ksoftirqd/007:21:560
3275099235,8cyclictest12-21ksoftirqd/008:51:310
32750992316,4cyclictest12-21ksoftirqd/007:47:010
32750992316,4cyclictest12-21ksoftirqd/007:47:010
3275099231,19cyclictest5338-21cut08:51:520
327012234,12sleep00-21swapper/007:12:140
327012234,12sleep00-21swapper/007:12:140
3275299229,5cyclictest27-21ksoftirqd/208:30:122
3275299229,5cyclictest27-21ksoftirqd/208:30:122
3275299221,18cyclictest14668-21cut07:51:532
3275199221,18cyclictest18604-21uniq08:01:531
3275199221,18cyclictest18604-21uniq08:01:531
32750992214,5cyclictest8863-21/usr/sbin/munin07:36:510
32750992214,5cyclictest8863-21/usr/sbin/munin07:36:510
296582220,2sleep10-21swapper/108:31:401
296582220,2sleep10-21swapper/108:31:401
3275299211,7cyclictest27-21ksoftirqd/208:43:382
3275299210,6cyclictest19354-21find08:02:032
3275299210,6cyclictest19354-21find08:02:032
3275099215,6cyclictest12-21ksoftirqd/009:08:100
317412210,3sleep10-21swapper/108:36:471
313982211,14sleep30-21swapper/307:11:483
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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