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2026-07-10 - 04:55
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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 Jul 10, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2834421390,2sleep10-21swapper/122:44:181
2834421390,2sleep10-21swapper/122:44:181
1588721160,3sleep20-21swapper/222:29:112
1588721160,3sleep20-21swapper/222:29:112
1588721160,3sleep20-21swapper/222:29:112
166921130,2sleep227-21ksoftirqd/222:51:022
187382920,3chrt0-21swapper/221:55:072
187382920,3chrt0-21swapper/221:55:072
320162910,2sleep10-21swapper/121:34:001
320162910,2sleep10-21swapper/121:34:001
170572860,3chrt0-21swapper/121:16:031
170572860,3chrt0-21swapper/121:16:031
170572860,3chrt0-21swapper/121:16:031
311992740,3sleep10-21swapper/123:25:571
311992740,3sleep10-21swapper/123:25:571
311992740,3sleep10-21swapper/123:25:571
139012730,4chrt0-21swapper/123:44:181
139012730,4chrt0-21swapper/123:44:181
139012730,4chrt0-21swapper/123:44:181
71792680,3chrt0-21swapper/220:55:592
71792680,3chrt0-21swapper/220:55:592
194152680,3sleep20-21swapper/220:01:012
194152680,3sleep20-21swapper/220:01:012
140792650,4sleep10-21swapper/121:11:291
140792650,4sleep10-21swapper/121:11:291
89582640,4chrt0-21swapper/100:16:181
89582640,4chrt0-21swapper/100:16:181
22832630,2sleep12373-21timerandwakeup20:41:081
22832630,2sleep12373-21timerandwakeup20:41:081
22832630,2sleep12373-21timerandwakeup20:41:081
49432620,3chrt0-21swapper/123:32:491
49432620,3chrt0-21swapper/123:32:491
49432620,3chrt0-21swapper/123:32:491
137722600,3sleep10-21swapper/100:22:201
137722600,3sleep10-21swapper/100:22:201
137722600,3sleep10-21swapper/100:22:201
137722600,3sleep10-21swapper/100:22:201
38202590,2sleep10-21swapper/122:14:561
38202590,2sleep10-21swapper/122:14:561
38202590,2sleep10-21swapper/122:14:561
39762580,3chrt0-21swapper/222:15:132
39762580,3chrt0-21swapper/222:15:132
39762580,3chrt0-21swapper/222:15:132
25172580,3chrt0-21swapper/100:09:461
25172580,3chrt0-21swapper/100:09:461
25172580,3chrt0-21swapper/100:09:461
227202550,3chrt0-21swapper/223:55:252
227202550,3chrt0-21swapper/223:55:252
227202550,3chrt0-21swapper/223:55:252
106452530,3chrt0-21swapper/119:36:091
106452530,3chrt0-21swapper/119:36:091
254752520,2sleep125609-21grep20:16:081
254752520,2sleep125609-21grep20:16:081
81162480,3sleep2271ksoftirqd/200:16:022
81162480,3sleep2271ksoftirqd/200:16:022
217252480,3sleep20-21swapper/220:06:082
217252480,3sleep20-21swapper/220:06:082
1704994725,17cyclictest1-21systemd00:00:530
1704994725,17cyclictest1-21systemd00:00:530
116622460,2sleep011782-21cut23:41:090
116622460,2sleep011782-21cut23:41:090
116622460,2sleep011782-21cut23:41:090
97802450,9sleep121-21ksoftirqd/121:01:081
97802450,9sleep121-21ksoftirqd/121:01:081
270362450,3chrt0-21swapper/122:03:261
270362450,3chrt0-21swapper/122:03:261
270362450,3chrt0-21swapper/122:03:261
180872440,3chrt0-21swapper/221:16:172
180872440,3chrt0-21swapper/221:16:172
180872440,3chrt0-21swapper/221:16:172
56402430,3chrt0-21swapper/121:41:031
56402430,3chrt0-21swapper/121:41:031
182182430,2sleep00-21swapper/021:16:310
182182430,2sleep00-21swapper/021:16:310
182182430,2sleep00-21swapper/021:16:310
113302430,3sleep30-21swapper/323:41:033
113302430,3sleep30-21swapper/323:41:033
113302430,3sleep30-21swapper/323:41:033
116862410,4sleep10-21swapper/122:24:081
116862410,4sleep10-21swapper/122:24:081
116862410,4sleep10-21swapper/122:24:081
278722400,3sleep00-21swapper/022:43:280
278722400,3sleep00-21swapper/022:43:280
64312390,3sleep30-21swapper/321:41:143
64312390,3sleep30-21swapper/321:41:143
41702390,4sleep10-21swapper/122:53:421
170599391,31cyclictest28108-21ntp_states00:01:091
170599391,31cyclictest28108-21ntp_states00:01:091
138082390,4sleep30-21swapper/321:50:143
138082390,4sleep30-21swapper/321:50:143
204972380,2sleep012-21ksoftirqd/021:56:100
204972380,2sleep012-21ksoftirqd/021:56:100
170699382,29cyclictest28109-21ssh00:01:092
170699382,29cyclictest28109-21ssh00:01:092
1704993723,9cyclictest38150irq/55-eth000:01:120
1704993723,9cyclictest38150irq/55-eth000:01:120
198802360,3sleep30-21swapper/321:19:273
198802360,3sleep30-21swapper/321:19:273
198802360,3sleep30-21swapper/321:19:273
16622360,2sleep132605-21ls19:11:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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