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2026-01-03 - 04:27
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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 rack7slot2.osadl.org (updated Sat Jan 03, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321367999113105,6cyclictest3305564-21kworker/u4:4+events_unbound23:02:111
32136769910877,23cyclictest54-21kswapd023:15:110
32136769910390,10cyclictest54-21kswapd022:30:150
3213676998647,36cyclictest3294869-21apt-key22:10:030
3213676997970,6cyclictest3376284-21kworker/u4:4+events_unbound00:00:010
3213679997873,3cyclictest3400984-21kworker/u4:16+events_unbound00:33:401
3213679997742,33cyclictest534-21in:imuxsock21:33:391
3213679997737,38cyclictest0-21swapper/122:20:161
3213679997668,6cyclictest3250636-21kworker/u4:5+events_unbound21:26:541
3213679997566,7cyclictest3380525-21kworker/u4:1+events_unbound23:55:351
3213676997466,6cyclictest3405225-21kworker/u4:18+events_unbound00:28:370
3213679997239,30cyclictest0-21swapper/123:05:361
3213676997161,8cyclictest3405225-21kworker/u4:18+events_unbound00:31:540
3213676997117,5cyclictest25550irq/23-42890000.ethernet21:20:120
3213676997117,5cyclictest25550irq/23-42890000.ethernet21:20:110
3213676997058,8cyclictest3213674-21cyclictest22:43:510
3213679996961,5cyclictest3402917-21munin-run00:20:011
3213679996940,27cyclictest3387841-21unixbench_multi00:00:391
3213676996837,28cyclictest3275076-21timerandwakeup21:45:370
3213676996833,32cyclictest0-21swapper/023:40:260
3213679996732,5cyclictest0-21swapper/123:50:351
3213679996728,9cyclictest54-21kswapd023:50:001
3213676996738,27cyclictest3345055-21aten_r7power_en23:10:150
3213676996737,28cyclictest3266661-21/usr/sbin/munin21:35:390
3213676996735,29cyclictest3217824-21df_abs19:25:160
3213676996732,33cyclictest3215376-21fschecks_time19:15:200
3213679996632,5cyclictest3311793-21aten_r7power_en22:30:151
3213679996630,4cyclictest0-21swapper/100:20:211
3213676996636,28cyclictest3220170-21aten2__19:35:150
321367699663,25cyclictest3249450-21ntpq21:15:340
321367699663,25cyclictest3249450-21ntpq21:15:330
3213676996620,43cyclictest0-21swapper/023:50:210
3213679996533,7cyclictest0-21swapper/123:35:351
3213679996533,4cyclictest3408655-21vmstat00:25:381
3213679996531,4cyclictest3273684-21sh21:45:001
321367699654,9cyclictest3213674-21cyclictest19:10:000
3213676996535,28cyclictest3387055-21ssh00:00:200
3213679996429,5cyclictest0-21swapper/123:15:301
3213679996428,5cyclictest0-21swapper/121:45:291
3213676996433,28cyclictest3227607-21kworker/u4:6-rpciod20:20:010
3213676996433,28cyclictest0-21swapper/023:00:210
3213676996431,30cyclictest0-21swapper/000:10:210
3213676996418,44cyclictest0-21swapper/021:55:390
321367999637,16cyclictest3290532-21apt-get22:05:021
3213679996334,26cyclictest3213853-21grep19:10:171
3213679996331,5cyclictest3325476-21/usr/sbin/munin22:45:391
3213679996330,4cyclictest0-21swapper/120:00:291
3213679996326,7cyclictest0-21swapper/122:50:321
3213676996333,27cyclictest3307642-21aten_r7power_po22:25:170
3213676996332,28cyclictest0-21swapper/000:15:170
3213676996331,29cyclictest3300390-21unixbench_multi22:15:370
3213676996330,30cyclictest3261660-21fschecks_count21:30:200
3213676996330,30cyclictest0-21swapper/021:40:370
3213676996326,33cyclictest0-21swapper/019:45:390
3213679996254,6cyclictest3363604-21kworker/u4:13+events_unbound23:32:171
3213679996232,4cyclictest3235199-21cron20:34:591
3213679996226,6cyclictest3295661-21/usr/sbin/munin22:10:261
3213679996226,5cyclictest0-21swapper/120:15:271
321367699623,25cyclictest3404447-21grep00:20:400
3213676996232,27cyclictest0-21swapper/020:35:210
3213676996232,26cyclictest0-21swapper/000:35:170
3213676996230,29cyclictest0-21swapper/023:45:300
3213676996229,30cyclictest0-21swapper/022:10:300
3213676996226,33cyclictest0-21swapper/020:50:210
3213676996223,36cyclictest3211201-21kworker/u4:9-rpciod19:40:260
3213679996134,24cyclictest0-21swapper/122:16:391
3213679996124,7cyclictest0-21swapper/123:40:211
321367699613,15cyclictest3232203-21ntpq20:20:280
3213676996131,27cyclictest0-21swapper/022:00:350
3213676996131,26cyclictest0-21swapper/022:55:280
3213676996130,28cyclictest3234963-21timerandwakeup20:30:380
3213676996130,27cyclictest3244209-21latency_hist21:10:030
3213676996127,30cyclictest0-21swapper/020:10:210
3213676996118,40cyclictest3319231-21ssh22:39:140
3213676996118,40cyclictest3319231-21ssh22:39:140
3213679996046,8cyclictest3223768-21apt-get19:50:101
3213679996029,4cyclictest0-21swapper/121:35:401
3213676996027,31cyclictest0-21swapper/021:50:240
3213676996022,35cyclictest0-21swapper/023:20:310
3213676995930,26cyclictest0-21swapper/023:30:220
3213676995929,28cyclictest3326084-21kworker/u4:15-rpciod23:05:270
3213676995929,27cyclictest0-21swapper/022:20:290
3213676995928,27cyclictest3332298-21sh22:55:010
3213679995850,6cyclictest54-21kswapd022:55:121
3213679995849,6cyclictest0-21swapper/121:15:161
3213679995849,6cyclictest0-21swapper/121:15:151
3213679995828,4cyclictest0-21swapper/119:35:221
3213679995827,6cyclictest0-21swapper/122:40:371
3213676995828,27cyclictest0-21swapper/023:25:260
3213676995826,29cyclictest0-21swapper/020:45:200
321367699582,15cyclictest3391610-21ntpq00:05:340
3213679995749,5cyclictest0-21swapper/121:50:291
3213679995728,6cyclictest0-21swapper/100:40:021
3213676995723,31cyclictest3216147-21kworker/u4:12-rpciod20:05:260
3213676995721,33cyclictest0-21swapper/019:30:360
3213676995715,12cyclictest3261093-21cat21:30:000
3213676995711,10cyclictest1068-21snmpd19:23:380
3213679995648,6cyclictest3241486-21kworker/u4:9+events_unbound21:11:521
3213679995647,7cyclictest3218686-21systemd19:26:371
321367699563,17cyclictest3245047-21/usr/sbin/munin21:10:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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