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2025-12-20 - 11:45
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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 50 highest latencies:
System rackbslot6.osadl.org (updated Sat Dec 20, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
106891990,3ptp4l401ktimersoftd/319:13:303
1160699657,18cyclictest13304-21fschecks_time22:39:273
11606996013,11cyclictest21174-21date00:04:133
11606996012,12cyclictest14930-21sed20:24:353
1160699589,20cyclictest7995-21irqrtprio21:19:283
1160699589,12cyclictest517-21irqrtprio23:19:333
114522584,43sleep00-21swapper/019:13:400
1160699579,19cyclictest20528-21gltestperf22:54:263
1160699579,14cyclictest23430-21sed22:59:333
1160699578,13cyclictest3133-21sed23:24:323
11606995711,11cyclictest17690-21bc22:49:223
1160699568,13cyclictest755-21/usr/sbin/munin00:29:413
1160699559,12cyclictest9615-21expr23:39:283
1160699558,13cyclictest2358-21/usr/sbin/munin21:09:313
1160699558,13cyclictest12093-21sed20:19:293
1160699558,12cyclictest7141-21mailstats22:24:303
1160699548,19cyclictest21364-21sed19:29:343
1160699548,16cyclictest22129-21/usr/sbin/munin19:34:353
1160699548,16cyclictest22129-21/usr/sbin/munin19:34:353
1160699548,12cyclictest1013-21acpi22:14:223
1160699539,9cyclictest4299-21entropy20:04:233
1160699538,12cyclictest10564-21acpi22:34:233
1160699537,13cyclictest23688-21irqrtprio20:44:243
1160699537,12cyclictest29978-21latency_hist20:59:083
1160699536,18cyclictest0-21swapper/321:59:253
11598995324,4cyclictest33-21ksoftirqd/222:09:102
1160699528,13cyclictest32126-21/usr/sbin/munin22:09:283
1160699528,12cyclictest27432-21gltestperf19:44:233
1160699527,13cyclictest6948-21cpuspeed_turbos23:34:253
1160699527,12cyclictest22069-21timerandwakeup20:39:373
1160699525,11cyclictest0-21swapper/323:14:303
1160699525,11cyclictest0-21swapper/323:14:303
11606995210,10cyclictest31720-21cpu19:54:193
11598995232,4cyclictest33-21ksoftirqd/223:54:402
1160699518,12cyclictest5535-21sed21:14:273
1160699517,20cyclictest17352-21sed20:29:363
1160699516,12cyclictest0-21swapper/300:24:283
1160699508,10cyclictest28874-21perl00:19:283
1160699507,12cyclictest23239-21awk21:49:393
1160699507,12cyclictest14560-21if_err_enp1s023:49:313
11606994910,11cyclictest16888-21awk23:54:293
1158899494,11cyclictest9-21ksoftirqd/023:14:310
1158899494,11cyclictest9-21ksoftirqd/023:14:310
11588994922,9cyclictest9-21ksoftirqd/022:26:190
11588994921,7cyclictest9-21ksoftirqd/022:46:470
11588994920,6cyclictest9-21ksoftirqd/020:29:350
1160699488,11cyclictest28711-21cat23:09:393
11598994838,5cyclictest33-21ksoftirqd/200:39:262
11588994821,7cyclictest9-21ksoftirqd/019:29:340
11588994821,4cyclictest9-21ksoftirqd/020:04:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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