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2026-04-18 - 03:49
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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 17, 2026 22:31:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2782324130,1sleep121-21ksoftirqd/119:12:321
2782324130,1sleep121-21ksoftirqd/119:12:321
2754721370,4sleep227536-21find21:32:232
2580621300,1sleep012-21ksoftirqd/020:32:230
2580621300,1sleep012-21ksoftirqd/020:32:230
2436021180,2sleep30-21swapper/321:29:093
2436021180,2sleep30-21swapper/321:29:093
2436021180,2sleep30-21swapper/321:29:093
2946521060,3sleep129466-21sshd19:17:231
2946521060,3sleep129466-21sshd19:17:231
2946521060,3sleep129466-21sshd19:17:231
2896021030,3sleep228786-21/usr/sbin/munin22:07:122
2009521030,5sleep220089-21find20:17:222
2009521030,5sleep220089-21find20:17:222
2009521030,5sleep220089-21find20:17:222
298982970,3sleep129894-21ssh22:07:231
298982970,3sleep129894-21ssh22:07:231
200802960,1sleep012-21ksoftirqd/021:57:210
200802960,1sleep012-21ksoftirqd/021:57:210
124412740,2sleep20-21swapper/219:57:242
124412740,2sleep20-21swapper/219:57:242
100842650,3chrt0-21swapper/019:52:140
202932640,2chrt0-21swapper/222:32:042
202932640,2chrt0-21swapper/222:32:042
202932640,2chrt0-21swapper/222:32:042
111342590,3sleep30-21swapper/319:55:393
272192580,2sleep027270-21ps19:12:190
272192580,2sleep027270-21ps19:12:190
217532570,2sleep021811-21ps20:22:190
217532570,2sleep021811-21ps20:22:190
54272550,1sleep017159-21snmpd21:04:280
54272550,1sleep017159-21snmpd21:04:280
54272550,1sleep017159-21snmpd21:04:280
98422490,4chrt0-21swapper/222:20:182
98422490,4chrt0-21swapper/222:20:182
98422490,4chrt0-21swapper/222:20:182
151472480,2sleep00-21swapper/021:19:340
151472480,2sleep00-21swapper/021:19:340
140632480,3chrt0-21swapper/121:18:101
140632480,3chrt0-21swapper/121:18:101
324882460,3sleep20-21swapper/219:27:122
324882460,3sleep20-21swapper/219:27:122
284362460,3sleep20-21swapper/222:06:552
284362460,3sleep20-21swapper/222:06:552
271382460,2sleep30-21swapper/322:04:513
271382460,2sleep30-21swapper/322:04:513
271382460,2sleep30-21swapper/322:04:513
65602450,3sleep05856-21/usr/sbin/munin21:07:160
65602450,3sleep05856-21/usr/sbin/munin21:07:160
65602450,3sleep05856-21/usr/sbin/munin21:07:160
186812440,3chrt0-21swapper/022:29:370
186812440,3chrt0-21swapper/022:29:370
186812440,3chrt0-21swapper/022:29:370
179982440,2sleep30-21swapper/320:12:203
108132440,3sleep10-21swapper/121:47:411
108132440,3sleep10-21swapper/121:47:411
108132440,3sleep10-21swapper/121:47:411
273272420,2sleep226291-21ls19:12:212
273272420,2sleep226291-21ls19:12:212
118322420,3sleep30-21swapper/322:22:123
118322420,3sleep30-21swapper/322:22:123
282602410,4sleep00-21swapper/022:06:370
282602410,4sleep00-21swapper/022:06:370
282602410,4sleep00-21swapper/022:06:370
27870994124,6cyclictest20089-21find20:17:211
27870994124,6cyclictest20089-21find20:17:211
27870994124,6cyclictest20089-21find20:17:211
51212400,3sleep20-21swapper/219:38:222
51212400,3sleep20-21swapper/219:38:222
306332390,5sleep30-21swapper/320:47:103
40082380,3sleep30-21swapper/321:41:363
40082380,3sleep30-21swapper/321:41:363
80452370,2sleep18149-21missed_timers19:47:141
80452370,2sleep18149-21missed_timers19:47:141
27872993610,22cyclictest0-21swapper/319:57:243
27872993610,22cyclictest0-21swapper/319:57:243
2787099361,10cyclictest9470-21fschecks_count21:47:121
2787099351,9cyclictest21960-21sensors_temp20:22:211
2787099351,9cyclictest21960-21sensors_temp20:22:211
27870993518,7cyclictest374-21find21:37:231
27870993518,7cyclictest374-21find21:37:231
29812340,2sleep22995-21ssh21:40:242
29812340,2sleep22995-21ssh21:40:242
27870993410,21cyclictest20571-21ssh22:32:111
27870993410,21cyclictest20571-21ssh22:32:111
2787299339,19cyclictest0-21swapper/319:17:223
2787299339,19cyclictest0-21swapper/319:17:223
2787299339,19cyclictest0-21swapper/319:17:223
2787099339,21cyclictest24376-21latency_hist22:02:091
2787099339,21cyclictest24376-21latency_hist22:02:091
2787099331,7cyclictest5583-21ssh22:16:421
2787099331,7cyclictest5583-21ssh22:16:421
12152330,3chrt0-21swapper/021:38:030
12152330,3chrt0-21swapper/021:38:030
2787299321,28cyclictest0-21swapper/320:02:113
2787299321,28cyclictest0-21swapper/320:02:113
2787099321,9cyclictest6405-21ntp_states19:42:171
2787099321,9cyclictest6405-21ntp_states19:42:171
2787099321,9cyclictest2440-21ntp_kernel_err19:32:161
2787099321,9cyclictest23655-21ssh21:28:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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