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2026-08-15 - 22:44
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Sat Aug 15, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
334006899291231,49cyclictest29-21kswapd007:37:500
338079422860,2sleep03380796-21if_eth009:35:230
341024922440,2chrt3410252-21missed_timers11:20:310
334006899243214,19cyclictest29-21kswapd011:46:110
334476922410,2chrt3344766-21ntpq07:25:450
336250922360,2sleep03362510-21ls08:30:070
339085722340,4chrt3390852-21ntpq10:10:560
342652422290,3chrt3426521-21sendmail12:20:010
334006899223164,49cyclictest29-21kswapd011:50:220
337924222130,3sleep03379245-21wc09:30:080
334176722100,3sleep03341765-21irqstats07:15:260
334006899201171,20cyclictest29-21kswapd007:45:220
340306822000,3sleep03403066-21if_eth010:55:220
334006899189160,20cyclictest29-21kswapd007:41:040
334006899181147,23cyclictest3416487-40mandb11:42:360
337723721790,3sleep03377235-21timerandwakeup09:21:210
342185921780,3sleep03421861-21timerandwakeup12:01:220
334006899177149,19cyclictest3376366-21kworker/u2:009:40:330
334633921680,3chrt3346335-21ps07:31:160
336666321650,2sleep03366664-21cut08:45:070
334006899160132,19cyclictest3355947-21kworker/u2:108:16:260
334006899158130,19cyclictest3351768-21kworker/u2:008:01:470
334006899150118,22cyclictest3409809-21apt.systemd.dai11:20:040
334006899143112,20cyclictest3390278-21kworker/u2:110:20:520
341408221420,2sleep03414083-21ls11:35:060
339723121380,2sleep03397229-21munin-run10:35:000
334006899137107,19cyclictest3338672-21kworker/u2:107:10:030
339315421340,2sleep03393155-21date10:20:070
33400689912897,20cyclictest3405618-21kworker/u2:011:05:280
33400689912799,18cyclictest3365225-21kworker/u2:108:55:040
33400689912798,18cyclictest3421472-21kworker/u2:012:10:030
33400689912796,20cyclictest3367995-21kworker/u2:008:55:440
33400689912393,19cyclictest3404218-21kworker/u2:111:15:060
341539721170,3sleep03415398-21sendmail11:40:010
33400689911385,19cyclictest3338672-21kworker/u2:107:11:510
33400689911285,19cyclictest3351768-21kworker/u2:007:50:580
33400689911283,19cyclictest3429820-21kworker/u2:012:31:200
33400689910982,18cyclictest3397240-21kworker/u2:110:38:290
33400689910878,19cyclictest3349896-21kworker/u2:107:55:560
33400689910475,18cyclictest3425580-21kworker/u2:112:35:310
33400689910376,18cyclictest3393077-21kworker/u2:211:01:300
33400689910373,19cyclictest3367995-21kworker/u2:009:00:280
33400689910274,19cyclictest3386096-21kworker/u2:209:56:160
33400689910269,22cyclictest3363812-21anacron08:35:030
33400689910169,22cyclictest3419713-21apt-get11:55:120
3340068999970,19cyclictest3370793-21kworker/u2:209:11:190
3340068999970,19cyclictest3365225-21kworker/u2:108:46:180
3340068999668,19cyclictest3370793-21kworker/u2:209:17:510
3340068999466,18cyclictest3376366-21kworker/u2:009:51:190
3340068999364,18cyclictest3425580-21kworker/u2:112:22:030
3340068999363,20cyclictest3340513-21kworker/u2:007:20:400
3340068999363,19cyclictest3376366-21kworker/u2:010:06:350
3340068999264,19cyclictest3355947-21kworker/u2:108:12:280
3340068998860,19cyclictest3370793-21kworker/u2:209:06:370
3340068998757,19cyclictest3376366-21kworker/u2:009:35:040
3340068998656,19cyclictest3393077-21kworker/u2:210:47:200
3340068998656,19cyclictest3376366-21kworker/u2:009:45:510
3340068998354,18cyclictest3404218-21kworker/u2:111:30:060
3340068998353,20cyclictest3390278-21kworker/u2:110:25:130
3340068998054,18cyclictest3393077-21kworker/u2:210:54:180
3340068997748,19cyclictest3376366-21kworker/u2:010:01:210
3340068997447,18cyclictest3357827-21kworker/u2:008:24:120
34246422690,2sleep03424644-21timerandwakeup12:11:230
3340068996636,19cyclictest3427941-21kworker/u2:212:30:070
3340068996414,25cyclictest3356096-21ntpq08:06:120
33650632635,13sleep00-21swapper08:39:020
3340068995931,17cyclictest3398863-21diskstats10:40:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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