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2026-08-04 - 14:19
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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 792 highest latencies:
System rack7slot2.osadl.org (updated Tue Aug 04, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3332601998378,3cyclictest3530145-21kworker/u4:0+events_unbound00:17:420
3332601997737,36cyclictest0-21swapper/021:20:440
3332602997530,38cyclictest3346635-21modprobe20:05:001
3332601997432,35cyclictest0-21swapper/020:05:000
3332601997431,40cyclictest0-21swapper/021:10:360
3332602997339,31cyclictest3403474-21cron21:55:001
3332601997347,23cyclictest3484599-21mailstats23:25:400
3332601997335,35cyclictest3403476-21sshd21:55:000
3332601997335,35cyclictest0-21swapper/021:00:010
3332601997047,20cyclictest3533276-21ps00:20:390
3332601997038,29cyclictest3339404-21fschecks_count19:35:190
3332602996838,26cyclictest3408574-21uniq22:00:201
3332602996838,26cyclictest3408574-21uniq22:00:201
3332601996830,35cyclictest3466067-21cpu23:05:170
3332602996737,27cyclictest0-21swapper/122:20:421
3332601996733,31cyclictest0-21swapper/022:40:250
3332601996733,30cyclictest0-21swapper/019:45:350
3332601996732,32cyclictest0-21swapper/022:55:340
3332601996732,32cyclictest0-21swapper/022:55:340
3332601996658,6cyclictest191rcuc/000:12:410
3332601996643,21cyclictest3377701-21kernelversion21:25:230
333260199663,25cyclictest3479912-21ntpq23:20:300
3332601996631,33cyclictest3408653-21fschecks_time22:00:210
3332601996631,33cyclictest3408653-21fschecks_time22:00:210
3332601996623,39cyclictest0-21swapper/022:10:380
3332601996622,4cyclictest25650irq/23-42890000.ethernet20:15:270
3332602996556,7cyclictest3358193-21kworker/u4:12+events_unbound21:22:201
3332602996552,10cyclictest0-21swapper/122:45:311
3332602996552,10cyclictest0-21swapper/122:45:301
3332602996540,22cyclictest0-21swapper/121:45:361
3332601996557,5cyclictest3430532-21cpu22:25:200
3332602996436,26cyclictest3444929-21unixbench_multi22:40:451
3332602996436,25cyclictest0-21swapper/122:30:381
3332602996436,25cyclictest0-21swapper/122:30:381
333260199647,13cyclictest3362048-21modprobe21:05:000
3332601996434,28cyclictest3510671-21if_eth023:55:220
3332601996426,35cyclictest3514535-21acpi00:00:120
3332602996337,24cyclictest3351961-21aten2__20:25:151
3332601996352,8cyclictest3356837-21kworker/u4:0+events_unbound21:32:220
3332601996334,27cyclictest3448291-21/usr/sbin/munin22:45:200
3332601996334,27cyclictest3448291-21/usr/sbin/munin22:45:200
3332601996332,28cyclictest3336921-21cut19:25:190
3332601996330,30cyclictest0-21swapper/022:30:300
3332601996330,30cyclictest0-21swapper/022:30:300
3332601996325,35cyclictest3335620-21fschecks_time19:20:210
333260199631,23cyclictest3471127-21ssh23:10:330
333260199631,16cyclictest3413308-21ssh22:05:260
3332602996237,22cyclictest3505543-21latency_hist23:50:021
3332602996235,24cyclictest0-21swapper/100:10:381
3332602996233,27cyclictest3511427-21sed23:55:411
333260199629,50cyclictest3499503-21sshd23:42:410
333260199624,18cyclictest3344796-21ntpq19:55:250
3332601996233,26cyclictest0-21swapper/020:35:200
3332601996233,26cyclictest0-21swapper/000:30:240
3332601996233,26cyclictest0-21swapper/000:30:240
3332601996231,29cyclictest3401565-21kworker/u4:1-rpciod22:00:010
3332601996230,28cyclictest3525673-21kworker/u4:10-rpciod00:25:310
3332601996226,33cyclictest0-21swapper/021:45:300
3332601996224,35cyclictest3341302-21timerandwakeup19:40:430
3332601996223,36cyclictest3421846-21fschecks_time22:15:200
3332601996220,6cyclictest0-21swapper/019:10:220
3332602996153,6cyclictest3490332-21kworker/u4:0+events_unbound23:32:371
3332602996138,20cyclictest3415040-21kworker/u4:2-rpciod22:15:011
3332602996135,24cyclictest3385761-21cron21:35:001
3332601996130,28cyclictest0-21swapper/023:00:290
3332601996130,27cyclictest0-21swapper/022:50:220
3332601996127,31cyclictest0-21swapper/021:45:010
3332601996127,30cyclictest0-21swapper/023:50:290
3332601996126,33cyclictest3354089-21timerandwakeup20:30:350
3332601996124,34cyclictest3349193-21munin-run20:15:000
3332601996124,33cyclictest0-21swapper/022:35:300
3332601996121,5cyclictest3427293-21users22:20:520
3332601996110,5cyclictest171rcu_preempt23:15:190
3332602996031,26cyclictest3490333-21kworker/u4:3-rpciod23:40:141
3332602996029,28cyclictest3474498-21latency_hist23:15:021
3332602996029,28cyclictest0-21swapper/122:15:181
3332602996028,29cyclictest3403849-21aten2__21:55:161
333260199602,22cyclictest3352730-21/usr/sbin/munin20:25:370
333260199602,17cyclictest3492632-21grep23:35:180
3332602995951,6cyclictest3512148-21kworker/u4:2+events_unbound00:02:411
3332602995935,22cyclictest0-21swapper/123:37:361
333260299593,16cyclictest3533283-21ps00:20:401
3332602995930,27cyclictest3474877-21aten_r7power_po23:15:171
3332602995929,27cyclictest3467083-21grep23:05:401
3332602995929,27cyclictest0-21swapper/123:25:001
3332602995928,28cyclictest3338570-21proc_pri19:30:341
333260299592,11cyclictest3390533-21apt-get21:40:161
3332601995929,27cyclictest0-21swapper/000:05:260
3332601995924,33cyclictest3501296-21acpi23:45:130
3332602995836,20cyclictest3344087-21idleruntime-cro19:55:001
333260299583,11cyclictest3377877-21ssh21:25:301
3332602995830,26cyclictest3462300-21ntpq23:00:341
3332602995828,28cyclictest0-21swapper/123:50:341
3332602995823,32cyclictest53-21kswapd000:35:111
3332602995823,32cyclictest53-21kswapd000:35:111
3332601995829,26cyclictest0-21swapper/000:40:000
3332601995829,26cyclictest0-21swapper/000:40:000
333260299574,11cyclictest3362047-21modprobe21:05:001
3332602995730,25cyclictest3539220-21kworker/u4:4-rpciod00:30:181
3332602995730,25cyclictest3539220-21kworker/u4:4-rpciod00:30:181
3332602995728,26cyclictest0-21swapper/120:35:301
3332602995728,25cyclictest0-21swapper/122:55:151
3332602995728,25cyclictest0-21swapper/122:55:151
3332602995727,28cyclictest3364218-21kernelversion21:10:221
3332602995726,28cyclictest0-21swapper/100:15:311
333260199573,8cyclictest3368243-21cut21:15:170
3332601995724,30cyclictest3386799-21ntp_kernel_pll_21:35:280
3332601995722,4cyclictest0-21swapper/019:55:020
3332602995630,23cyclictest0-21swapper/100:25:281
3332602995625,28cyclictest3436824-21kworker/u4:17+rpciod22:50:421
3332602995625,28cyclictest0-21swapper/120:55:201
333260299562,15cyclictest3344796-21ntpq19:55:251
333260199564,17cyclictest3488694-21ssh23:30:260
3332601995624,4cyclictest0-21swapper/020:40:380
3332601995622,4cyclictest0-21swapper/021:10:010
3332601995622,30cyclictest3344050-21kworker/u4:14-xprtiod20:45:310
333260299555,5cyclictest171rcu_preempt21:35:201
3332602995528,24cyclictest0-21swapper/100:05:281
3332602995525,27cyclictest0-21swapper/123:25:201
3332602995518,7cyclictest3410554-21kworker/u4:7+rpciod22:05:181
3332602995517,6cyclictest3333956-21latency_hist19:15:021
3332602995425,27cyclictest0-21swapper/120:40:371
3332602995422,30cyclictest0-21swapper/121:05:231
333260299542,16cyclictest3347392-21ntpq20:05:261
3332602995421,30cyclictest0-21swapper/122:35:181
3332602995419,32cyclictest0-21swapper/119:25:291
3332601995419,5cyclictest0-21swapper/019:15:250
3332602995328,22cyclictest0-21swapper/120:15:171
3332602995323,27cyclictest0-21swapper/119:15:301
3332602995322,29cyclictest3332599-21cyclictest20:45:341
3332602995322,27cyclictest0-21swapper/120:30:191
3332602995319,31cyclictest0-21swapper/121:15:271
3332601995322,4cyclictest0-21swapper/020:50:170
3332601995319,6cyclictest0-21swapper/020:25:000
3332602995225,24cyclictest0-21swapper/120:50:361
333260299522,16cyclictest3431042-21ntpq22:25:321
333260299511,14cyclictest3336026-21ps19:20:391
3332602995022,26cyclictest3342777-21kworker/u4:11-rpciod20:20:201
3332602995016,4cyclictest0-21swapper/119:40:181
3332602994914,6cyclictest3347885-21kworker/u4:6-rpciod20:10:191
3332602994819,27cyclictest0-21swapper/119:45:291
333260299478,8cyclictest3339973-21sed19:35:371
3332602994717,4cyclictest3318848-21kworker/u4:9-xprtiod19:10:011
333260199452,18cyclictest3338529-21ntpq19:30:330
3332601993929,8cyclictest3347078-21fschecks_count20:05:180
3332601992715,9cyclictest3332661-21latency_hist19:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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