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2025-12-05 - 20:58
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Fri Dec 05, 2025 12:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3030622630,1sleep128817-21kworker/u8:607:08:371
3005922540,2sleep20-21swapper/207:05:272
3040022530,2sleep328816-21kworker/u8:507:09:463
3049398171161,7cyclictest10-21ksoftirqd/008:32:210
3049398163153,7cyclictest10-21ksoftirqd/012:31:580
3049398163153,7cyclictest10-21ksoftirqd/012:31:570
304939810392,8cyclictest10-21ksoftirqd/011:46:540
30498989992,4cyclictest15740-21kworker/u8:6708:32:201
121802970,2sleep312179-21ssh09:51:203
121802970,2sleep312179-21ssh09:51:203
30493989690,3cyclictest1050ksoftirqd/007:17:350
30498989284,4cyclictest20200-21kworker/u8:2212:31:581
30498989284,4cyclictest20200-21kworker/u8:2212:31:571
30493986555,7cyclictest10-21ksoftirqd/010:16:480
30493985853,3cyclictest1050ksoftirqd/010:32:210
30493985853,3cyclictest1050ksoftirqd/010:32:210
30503985750,4cyclictest15596-21kworker/u8:108:32:213
254982530,3sleep318752-21kworker/u8:011:25:433
30503985143,4cyclictest10452-21kworker/u8:312:31:583
30503985143,4cyclictest10452-21kworker/u8:312:31:573
7312490,4sleep1442-21kworker/u8:509:29:141
30493984434,7cyclictest10-21ksoftirqd/009:36:550
30493984434,7cyclictest10-21ksoftirqd/009:36:550
30493984433,8cyclictest10-21ksoftirqd/007:47:180
43352430,2sleep34309-21ssh09:35:273
43352430,2sleep34309-21ssh09:35:273
30493984338,3cyclictest1050ksoftirqd/009:22:440
30493984131,7cyclictest10-21ksoftirqd/008:26:120
3050098399,9cyclictest15236-21ssh12:12:172
30493983832,3cyclictest1050ksoftirqd/012:17:370
3049898361,7cyclictest0-21swapper/112:20:251
3050098358,6cyclictest32159-21ntpq09:25:382
30493983525,7cyclictest10-21ksoftirqd/008:46:400
3050098347,10cyclictest9129-21/usr/sbin/munin12:00:182
3050098344,10cyclictest24346-21ntpq12:30:342
3050098344,10cyclictest24346-21ntpq12:30:332
3050098343,10cyclictest8204-21ssh11:58:122
133522340,6sleep119-21ksoftirqd/109:55:201
133522340,6sleep119-21ksoftirqd/109:55:201
3050098338,9cyclictest22723-21chrt09:02:532
3049898322,3cyclictest121rcu_preempt09:35:121
3049898322,3cyclictest121rcu_preempt09:35:111
3050398311,7cyclictest7748-21cron07:55:003
3050098316,9cyclictest22062-21ntpq12:25:422
3050098316,7cyclictest2302-21ssh10:38:472
30500983120,8cyclictest22889-21ntpq11:20:332
30493983121,7cyclictest10-21ksoftirqd/008:01:380
278442310,2sleep325232-21kworker/u8:109:17:303
72302300,3sleep37209-21ssh11:55:273
3050398308,4cyclictest121rcu_preempt12:15:183
3050098306,6cyclictest0-21swapper/209:45:122
3050098306,6cyclictest0-21swapper/209:45:122
3050098305,11cyclictest42772kworker/u8:510:43:362
3050098302,8cyclictest14519-21ssh09:55:552
3050098302,8cyclictest14519-21ssh09:55:552
30500983018,10cyclictest7888-21df_inode10:50:222
30500983014,12cyclictest6057-21/usr/sbin/munin10:45:292
30500983013,13cyclictest23622-21if_eth010:15:392
30498983023,4cyclictest28274-21kworker/u8:011:46:541
3049898301,3cyclictest121rcu_preempt12:05:151
30493983013,13cyclictest10-21ksoftirqd/012:00:120
268882300,4sleep126889-21/usr/sbin/munin10:20:431
306832290,6sleep1191ksoftirqd/107:10:041
3050098293,8cyclictest2095-21ntpq09:30:352
3050098293,8cyclictest2095-21ntpq09:30:342
3050098292,8cyclictest10000-21ssh10:55:142
3050098292,7cyclictest12745-21ssh09:54:172
3050098292,7cyclictest12745-21ssh09:54:172
30500982919,7cyclictest22709-21cron10:15:002
30500982913,12cyclictest21553-21/usr/sbin/munin08:55:362
30500982912,13cyclictest14917-21/usr/sbin/munin11:05:182
30493982920,7cyclictest10-21ksoftirqd/010:56:560
288152290,8sleep130492-21cyclictest11:34:301
273882290,4sleep330492-21cyclictest10:23:103
249012290,2sleep10-21swapper/110:17:451
206412290,5sleep3311ksoftirqd/308:55:113
203612290,2sleep10-21swapper/111:15:281
189932290,1sleep118752-21kworker/u8:011:13:271
71402280,2sleep30-21swapper/310:48:573
33052280,2sleep33065-21kworker/u8:007:29:573
3050098288,6cyclictest17133-21runrttasks08:38:522
3050098285,2cyclictest9309-21kworker/u8:508:09:212
30500982820,5cyclictest14305-21apt-get08:25:132
30500982815,10cyclictest24887-21grep09:10:372
30500982815,10cyclictest24887-21grep09:10:372
30500982814,11cyclictest744-21modprobe07:20:012
30500982813,11cyclictest30254-21grep10:30:012
30500982813,11cyclictest11399-21/usr/sbin/munin08:10:202
30500982813,10cyclictest28902-21apt-get09:20:282
30500982812,13cyclictest18145-21sh12:20:012
30500982812,12cyclictest11577-21/usr/sbin/munin12:05:262
30500982811,13cyclictest29290-21aten2_rfpower_p11:35:152
30500982811,13cyclictest21880-21grep11:20:012
3049898284,4cyclictest121rcu_preempt12:10:441
3049398286,12cyclictest2044-21snmpd09:55:340
3049398286,12cyclictest2044-21snmpd09:55:340
262832280,1sleep10-21swapper/111:28:481
103612280,2sleep10-21swapper/109:49:251
103612280,2sleep10-21swapper/109:49:251
64062270,2sleep30-21swapper/307:44:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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