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2026-04-24 - 18:17
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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 Fri Apr 24, 2026 09:56:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10283214100,6sleep10-21swapper/107:12:391
10283214100,6sleep10-21swapper/107:12:391
1762821320,1sleep012-21ksoftirqd/007:32:280
1762821320,1sleep012-21ksoftirqd/007:32:280
594921190,2chrt0-21swapper/308:27:233
594921190,2chrt0-21swapper/308:27:233
1608221100,1sleep121-21ksoftirqd/109:37:281
1608221100,1sleep121-21ksoftirqd/109:37:281
1608221100,1sleep121-21ksoftirqd/109:37:281
1395621090,1sleep012-21ksoftirqd/008:47:300
1395621090,1sleep012-21ksoftirqd/008:47:300
2527421010,2sleep10-21swapper/107:52:261
2527421010,2sleep10-21swapper/107:52:261
285392980,5chrt0-21swapper/009:51:270
285392980,5chrt0-21swapper/009:51:270
216292970,1sleep012-21ksoftirqd/009:07:290
216292970,1sleep012-21ksoftirqd/009:07:290
216292970,1sleep012-21ksoftirqd/009:07:290
263652960,3chrt0-21swapper/207:57:182
263652960,3chrt0-21swapper/207:57:182
275272930,3sleep30-21swapper/309:49:453
275272930,3sleep30-21swapper/309:49:453
63082890,1sleep012-21ksoftirqd/008:27:280
63082890,1sleep012-21ksoftirqd/008:27:280
213342890,2sleep20-21swapper/209:42:292
213342890,2sleep20-21swapper/209:42:292
123782830,4sleep00-21swapper/008:42:470
123782830,4sleep00-21swapper/008:42:470
319712730,3sleep00-21swapper/009:20:470
319712730,3sleep00-21swapper/009:20:470
211022610,3chrt0-21swapper/107:42:221
211022610,3chrt0-21swapper/107:42:221
211022610,3chrt0-21swapper/107:42:221
157322560,3chrt0-21swapper/307:27:283
157322560,3chrt0-21swapper/307:27:283
303932500,3sleep20-21swapper/208:07:192
119242500,3chrt0-21swapper/109:33:221
119242500,3chrt0-21swapper/109:33:221
231072460,3chrt0-21swapper/107:47:241
124272440,4sleep20-21swapper/209:34:082
124272440,4sleep20-21swapper/209:34:082
97852430,3chrt9142-21/usr/sbin/munin08:37:211
97852430,3chrt9142-21/usr/sbin/munin08:37:211
272592430,2sleep20-21swapper/209:49:202
272592430,2sleep20-21swapper/209:49:202
136442430,2sleep213673-21ntp_states08:47:242
136442430,2sleep213673-21ntp_states08:47:242
51182410,4chrt0-21swapper/308:27:073
51182410,4chrt0-21swapper/308:27:073
51182410,4chrt0-21swapper/308:27:073
266672410,4sleep10-21swapper/109:15:541
266672410,4sleep10-21swapper/109:15:541
287802400,4sleep30-21swapper/309:17:243
287802400,4sleep30-21swapper/309:17:243
46442390,2sleep012-21ksoftirqd/008:22:290
46442390,2sleep012-21ksoftirqd/008:22:290
46442390,2sleep012-21ksoftirqd/008:22:290
102692390,2sleep28966-21/usr/sbin/munin07:12:332
102692390,2sleep28966-21/usr/sbin/munin07:12:332
1034299373,9cyclictest26456-21munin-node07:22:291
1034299373,9cyclictest26456-21munin-node07:22:291
10342993721,7cyclictest73-21kswapd007:57:281
10342993721,7cyclictest73-21kswapd007:57:281
115532360,2sleep30-21swapper/307:17:233
115532360,2sleep30-21swapper/307:17:233
320412350,3sleep012-21ksoftirqd/008:12:160
320412350,3sleep012-21ksoftirqd/008:12:160
1034299351,9cyclictest28700-21ntp_states09:17:231
1034299351,9cyclictest28700-21ntp_states09:17:231
1034299351,10cyclictest768-21grep08:12:291
1034299351,10cyclictest768-21grep08:12:291
1034299350,9cyclictest8206-21find08:32:271
1034299350,9cyclictest8206-21find08:32:271
1034299341,11cyclictest30146-21awk09:52:251
1034299341,11cyclictest30146-21awk09:52:251
10340993422,6cyclictest22332-21diskmemload09:12:290
10340993422,6cyclictest22332-21diskmemload09:12:290
1034299331,11cyclictest5150-21cron09:27:051
1034299331,11cyclictest5150-21cron09:27:051
1034299323,6cyclictest21387-21ps09:07:251
1034299323,6cyclictest21387-21ps09:07:251
1034299323,6cyclictest21387-21ps09:07:251
1034299321,8cyclictest17238-21/usr/sbin/munin07:32:211
1034299321,8cyclictest17238-21/usr/sbin/munin07:32:211
1034299321,7cyclictest11472-21wc07:17:221
1034299321,7cyclictest11472-21wc07:17:221
1034299321,11cyclictest18824-21fschecks_time07:37:181
1034299321,11cyclictest18824-21fschecks_time07:37:181
1034299321,11cyclictest18824-21fschecks_time07:37:181
1034299321,10cyclictest6472-21switchtime09:27:281
1034299321,10cyclictest6472-21switchtime09:27:281
1034299321,10cyclictest6472-21switchtime09:27:281
1034299321,10cyclictest14646-21latency_hist08:52:061
1034299321,10cyclictest14646-21latency_hist08:52:061
1034299320,11cyclictest1626-21grep08:17:181
1034299320,11cyclictest1626-21grep08:17:181
245832310,3sleep30-21swapper/309:13:143
245832310,3sleep30-21swapper/309:13:143
1034299319,3cyclictest695-21runrttasks08:55:251
1034299319,3cyclictest695-21runrttasks08:55:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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