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2026-04-23 - 22:18
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Thu Apr 23, 2026 11:02:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190528400,1sleep012-21ksoftirqd/007:13:380
201924920,2sleep121-21ksoftirqd/107:13:391
341222060,16chrt23137-21wc07:13:482
903521690,2sleep30-21swapper/307:42:333
903521690,2sleep30-21swapper/307:42:333
903521690,2sleep30-21swapper/307:42:333
94321640,2sleep30-21swapper/310:12:463
94321640,2sleep30-21swapper/310:12:463
2491621640,3sleep10-21swapper/107:38:221
2491621640,3sleep10-21swapper/107:38:221
438121630,4sleep24372-21graphlatencyplo10:56:412
438121630,4sleep24372-21graphlatencyplo10:56:412
2008421630,1sleep121-21ksoftirqd/110:14:251
2008421630,1sleep121-21ksoftirqd/110:14:251
2479721620,2sleep224801-21ts2lt09:29:092
2479721620,2sleep224801-21ts2lt09:29:092
2479721620,2sleep224801-21ts2lt09:29:092
364121610,4sleep03628-21graphlatencyplo09:55:400
364121610,4sleep03628-21graphlatencyplo09:55:400
1785421610,3sleep2261rcuc/210:11:162
1785421610,3sleep2261rcuc/210:11:162
1724221590,2sleep30-21swapper/309:14:173
1724221590,2sleep30-21swapper/309:14:173
381699158153,3cyclictest5095-21find10:42:480
381699158153,3cyclictest5095-21find10:42:480
1393221580,4sleep213930-21graphlatencyplo09:14:002
1393221580,4sleep213930-21graphlatencyplo09:14:002
1434921550,1sleep012-21ksoftirqd/010:37:340
1434921550,1sleep012-21ksoftirqd/010:37:340
1434921550,1sleep012-21ksoftirqd/010:37:340
178921530,6sleep30-21swapper/307:13:373
1813421520,2sleep218132-21grep07:23:352
1813421520,2sleep218132-21grep07:23:352
1813421520,2sleep218132-21grep07:23:352
923121470,6sleep00-21swapper/008:07:280
328721470,8sleep13286-21grep10:27:501
328721470,8sleep13286-21grep10:27:501
328721470,8sleep13286-21grep10:27:501
2322921470,2sleep023227-21tr09:31:500
2322921470,2sleep023227-21tr09:31:500
2322921470,2sleep023227-21tr09:31:500
2428321460,3sleep173-21kswapd007:32:331
2428321460,3sleep173-21kswapd007:32:331
1289121460,2sleep30-21swapper/310:22:363
1289121460,2sleep30-21swapper/310:22:363
1289121460,2sleep30-21swapper/310:22:363
1038921450,9sleep010388-21ts2lt08:57:070
1038921450,9sleep010388-21ts2lt08:57:070
3074821440,3sleep030745-21graphlatencyplo08:36:490
3074821440,3sleep030745-21graphlatencyplo08:36:490
2972721440,3sleep00-21swapper/009:15:230
2972721440,3sleep00-21swapper/009:15:230
363521430,4sleep00-21swapper/010:12:590
363521430,4sleep00-21swapper/010:12:590
404721390,5sleep24049-21graphlatencyplo09:55:422
404721390,5sleep24049-21graphlatencyplo09:55:422
3181421390,1sleep012-21ksoftirqd/009:32:350
2024621390,2sleep120249-21/usr/sbin/munin10:17:181
2024621390,2sleep120249-21/usr/sbin/munin10:17:181
199221390,2chrt0-21swapper/307:22:063
199221390,2chrt0-21swapper/307:22:063
199221390,2chrt0-21swapper/307:22:063
244521380,2sleep22451-21graphlatencyplo10:27:372
244521380,2sleep22451-21graphlatencyplo10:27:372
244521380,2sleep22451-21graphlatencyplo10:27:372
932821320,5sleep29327-21graphlatencyplo09:59:022
932821320,5sleep29327-21graphlatencyplo09:59:022
3015021290,3sleep0151rcuc/008:17:310
3015021290,3sleep0151rcuc/008:17:310
1233221280,3sleep20-21swapper/208:18:472
1233221280,3sleep20-21swapper/208:18:472
546221270,2sleep05465-21ts2lt07:56:140
1607721270,3sleep173-21kswapd007:17:441
1607721270,3sleep173-21kswapd007:17:441
1607721270,3sleep173-21kswapd007:17:441
3187321260,2chrt31870-21grep09:04:281
3187321260,2chrt31870-21grep09:04:281
3187321260,2chrt31870-21grep09:04:281
2048021260,3sleep220486-21graphlatencyplo09:37:182
2048021260,3sleep220486-21graphlatencyplo09:37:182
1569721260,1sleep012-21ksoftirqd/008:57:360
1569721260,1sleep012-21ksoftirqd/008:57:360
1359121240,5sleep213581-21graphlatencyplo07:51:262
1290321240,3sleep212907-21sh10:19:422
1290321240,3sleep212907-21sh10:19:422
263521230,1sleep012-21ksoftirqd/010:27:420
263521230,1sleep012-21ksoftirqd/010:27:420
263521230,1sleep012-21ksoftirqd/010:27:420
978321210,2sleep273-21kswapd009:02:352
978321210,2sleep273-21kswapd009:02:352
978321210,2sleep273-21kswapd009:02:352
2075721200,2sleep10-21swapper/108:05:441
2075721200,2sleep10-21swapper/108:05:441
2075721200,2sleep10-21swapper/108:05:441
91021190,2sleep2888-21ssh10:12:422
91021190,2sleep2888-21ssh10:12:422
828121190,3sleep18276-21ssh10:36:581
1836021190,1sleep012-21ksoftirqd/008:27:310
1836021190,1sleep012-21ksoftirqd/008:27:310
928521180,4sleep29287-21ts2lt10:40:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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