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2026-01-07 - 23:02
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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 rackbslot4.osadl.org (updated Wed Jan 07, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16222800,4sleep041ktimersoftd/011:31:180
30801997010,5cyclictest0-21swapper/111:11:321
3080199694,7cyclictest0-21swapper/109:36:291
30801996910,6cyclictest0-21swapper/109:31:271
3080199683,58cyclictest30956-21diskstats06:56:121
3080199669,7cyclictest7817-21missed_timers12:21:221
3080199663,56cyclictest30243-21ntp_states10:01:291
3081399657,51cyclictest0-21swapper/311:03:393
3080199652,57cyclictest1886-21awk10:06:321
3080199644,6cyclictest0-21swapper/110:11:421
3080199642,7cyclictest897-21/usr/sbin/munin07:01:221
3080199633,54cyclictest0-21swapper/110:46:281
3081399622,54cyclictest9890-21kworker/3:109:45:313
3081399622,54cyclictest9890-21kworker/3:109:45:313
3081399615,50cyclictest0-21swapper/310:40:533
3081399615,50cyclictest0-21swapper/309:23:353
3081399588,44cyclictest679-21lldpd08:42:423
3081399588,44cyclictest5832-21sed08:41:073
30813995810,43cyclictest9456-21ls07:21:383
30808995826,27cyclictest23077-21grep09:51:382
3081399578,42cyclictest0-21swapper/311:56:343
30813995713,38cyclictest0-21swapper/310:03:343
30813995712,39cyclictest31065-21taskset12:09:583
30813995712,39cyclictest31065-21taskset12:09:583
30813995710,41cyclictest7531-21memory10:56:243
30813995710,40cyclictest19652-21/usr/sbin/munin07:51:313
30801995723,28cyclictest18919-21grep07:46:391
3081399568,42cyclictest0-21swapper/309:30:463
3081399564,46cyclictest0-21swapper/310:55:533
30813995614,36cyclictest17416-21ssh09:02:293
30813995613,37cyclictest0-21swapper/309:56:503
30813995611,39cyclictest13224-21/usr/sbin/munin10:21:273
30801995624,26cyclictest1331-21grep11:31:141
3079799564,7cyclictest0-21swapper/012:08:520
3079799564,7cyclictest0-21swapper/012:08:520
3081399559,40cyclictest2769-21/usr/sbin/munin07:06:343
3081399559,39cyclictest21529-21/usr/sbin/munin07:56:363
3081399559,39cyclictest0-21swapper/311:16:063
3081399559,39cyclictest0-21swapper/311:16:063
3081399557,42cyclictest17474-21proc_pri11:51:273
3081399557,42cyclictest0-21swapper/309:52:093
3081399557,41cyclictest0-21swapper/310:16:403
30813995512,11cyclictest0-21swapper/309:00:473
30813995511,38cyclictest0-21swapper/312:21:013
30813995511,38cyclictest0-21swapper/309:47:293
30813995510,40cyclictest26996-21smart_sda11:21:283
30813995510,39cyclictest2440-21ssh12:14:503
30808995515,35cyclictest638-21runrttasks12:13:122
3079799557,24cyclictest11443-21diskmemload09:11:210
3079799555,7cyclictest0-21swapper/010:29:040
3081399549,39cyclictest0-21swapper/312:06:013
3081399549,39cyclictest0-21swapper/312:06:013
3081399549,39cyclictest0-21swapper/309:39:393
3081399549,38cyclictest9782-21/usr/sbin/munin08:51:373
3081399548,40cyclictest0-21swapper/312:23:413
3081399548,40cyclictest0-21swapper/309:09:513
3081399548,13cyclictest0-21swapper/311:35:423
3081399547,41cyclictest15375-21ssh11:49:063
3081399547,41cyclictest0-21swapper/310:31:383
3081399547,41cyclictest0-21swapper/310:31:383
3081399547,40cyclictest0-21swapper/310:27:203
3081399546,41cyclictest0-21swapper/310:41:163
30813995411,10cyclictest8765-21/usr/sbin/munin08:46:323
30813995410,38cyclictest32094-21iostat10:46:213
30808995418,31cyclictest20586-21timerandwakeup09:06:342
30808995415,33cyclictest23768-21uniq08:01:252
30808995411,37cyclictest382-21systemd-journal09:59:142
30801995418,30cyclictest25819-21fschecks_count09:56:191
3079799543,45cyclictest0-21swapper/010:46:440
3081399539,38cyclictest19682-21sed11:11:343
3081399537,40cyclictest0-21swapper/311:28:053
3081399537,40cyclictest0-21swapper/309:33:013
3081399537,13cyclictest6046-21processes11:36:283
3081399536,41cyclictest0-21swapper/309:12:473
3081399536,40cyclictest0-21swapper/311:06:063
30813995317,31cyclictest1034-21cpu10:06:183
30813995311,36cyclictest4642-21/usr/sbin/munin07:11:263
30813995311,10cyclictest0-21swapper/311:42:593
3080899533,9cyclictest1726-21ntp_states10:06:292
3080899532,7cyclictest21075-21ssh11:56:212
3080899532,45cyclictest12558-21idleruntime07:31:232
30808995316,32cyclictest2001-21wc07:01:382
30808995312,35cyclictest16572-21cut07:41:292
30801995318,28cyclictest11516-21ntp_states11:01:261
3079799534,43cyclictest0-21swapper/012:12:070
3079799534,43cyclictest0-21swapper/010:07:100
3079799534,43cyclictest0-21swapper/009:26:280
3079799533,45cyclictest0-21swapper/009:04:210
3079799532,28cyclictest29546-21idleruntime-cro11:26:030
30797995313,35cyclictest9477-21kernelversion11:41:220
3081399528,38cyclictest6313-21ssh10:11:563
3081399527,39cyclictest24192-21open_inodes08:01:343
30813995210,36cyclictest30907-21/usr/sbin/munin08:21:213
30813995210,36cyclictest29574-21ssh09:18:453
3080899523,6cyclictest16216-21ssh11:50:522
30808995224,23cyclictest7115-21tr09:31:262
3080899522,44cyclictest638-21runrttasks09:41:062
3080899522,44cyclictest18325-21latency07:46:282
3080899522,43cyclictest18464-21sort09:46:242
30808995216,31cyclictest638-21runrttasks11:38:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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