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2026-08-01 - 04:11
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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 Sat Aug 01, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2071728290,3sleep00-21swapper/019:11:340
2274021960,4sleep319415-21kworker/3:200:45:173
2274021960,4sleep319415-21kworker/3:200:45:173
2452421310,3sleep00-21swapper/021:34:420
2452421310,3sleep00-21swapper/021:34:420
3242721180,2chrt0-21swapper/119:43:581
3242721180,2chrt0-21swapper/119:43:581
2145621090,3chrt0-21swapper/022:34:590
2145621090,3chrt0-21swapper/022:34:590
2145621090,3chrt0-21swapper/022:34:590
2054021020,3sleep30-21swapper/319:11:333
572621000,3sleep20-21swapper/222:51:212
572621000,3sleep20-21swapper/222:51:212
2084821000,3chrt19149-21kworker/1:319:11:471
178912990,4chrt0-21swapper/323:02:353
178912990,4chrt0-21swapper/323:02:353
137652980,2sleep0151rcuc/020:21:150
137652980,2sleep0151rcuc/020:21:150
135102930,4sleep19142-1kworker/u9:000:01:341
135102930,4sleep19142-1kworker/u9:000:01:341
79712860,2sleep30-21swapper/323:25:183
79712860,2sleep30-21swapper/323:25:183
288082850,3chrt0-21swapper/219:36:072
140262850,2sleep30-21swapper/321:24:203
140262850,2sleep30-21swapper/321:24:203
255812840,3sleep012-21ksoftirqd/022:06:330
255812840,3sleep012-21ksoftirqd/022:06:330
253962840,2sleep30-21swapper/322:06:323
253962840,2sleep30-21swapper/322:06:323
218092820,3sleep30-21swapper/323:38:133
218092820,3sleep30-21swapper/323:38:133
147742820,3sleep30-21swapper/321:56:273
147742820,3sleep30-21swapper/321:56:273
147742820,3sleep30-21swapper/321:56:273
163702800,3sleep30-21swapper/320:26:283
163702800,3sleep30-21swapper/320:26:283
227692790,4sleep20-21swapper/200:45:212
227692790,4sleep20-21swapper/200:45:212
246502740,3sleep30-21swapper/300:14:423
246502740,3sleep30-21swapper/300:14:423
259702730,4chrt0-21swapper/022:39:170
259702730,4chrt0-21swapper/022:39:170
259702730,4chrt0-21swapper/022:39:170
285772720,4sleep10-21swapper/121:38:161
285772720,4sleep10-21swapper/121:38:161
285772720,4sleep10-21swapper/121:38:161
104462710,3sleep30-21swapper/321:21:143
104462710,3sleep30-21swapper/321:21:143
104462710,3sleep30-21swapper/321:21:143
124462700,3sleep30-21swapper/321:54:343
124462700,3sleep30-21swapper/321:54:343
287302690,3sleep30-21swapper/321:38:313
287302690,3sleep30-21swapper/321:38:313
287302690,3sleep30-21swapper/321:38:313
314732680,4sleep00-21swapper/023:16:230
314732680,4sleep00-21swapper/023:16:230
314732680,4sleep00-21swapper/023:16:230
304162670,3sleep10-21swapper/123:46:311
304162670,3sleep10-21swapper/123:46:311
104132670,2sleep30-21swapper/300:32:113
232142640,3sleep122719-21ls00:46:051
232142640,3sleep122719-21ls00:46:051
227002640,3chrt0-21swapper/019:16:320
227002640,3chrt0-21swapper/019:16:320
227002640,3chrt0-21swapper/019:16:320
46862590,3chrt0-21swapper/322:18:143
46862590,3chrt0-21swapper/322:18:143
260442590,3sleep30-21swapper/323:11:203
260442590,3sleep30-21swapper/323:11:203
150032580,2chrt0-21swapper/120:21:281
291612570,3chrt0-21swapper/123:13:591
291612570,3chrt0-21swapper/123:13:591
200572550,2chrt0-21swapper/322:01:303
200572550,2chrt0-21swapper/322:01:303
200572550,2chrt0-21swapper/322:01:303
234352540,3sleep30-21swapper/322:36:273
234352540,3sleep30-21swapper/322:36:273
234352540,3sleep30-21swapper/322:36:273
145022530,4sleep30-21swapper/322:27:303
145022530,4sleep30-21swapper/322:27:303
229262520,3sleep30-21swapper/323:07:303
229262520,3sleep30-21swapper/323:07:303
41492500,3sleep00-21swapper/021:14:520
41492500,3sleep00-21swapper/021:14:520
51342480,3sleep2261rcuc/222:18:492
51342480,3sleep2261rcuc/222:18:492
274422480,2sleep027110-21/usr/sbin/munin19:31:200
246972480,6sleep120891-21cyclictest22:37:331
246972480,6sleep120891-21cyclictest22:37:331
246972480,6sleep120891-21cyclictest22:37:331
95242470,2sleep29525-21sh23:57:502
95242470,2sleep29525-21sh23:57:502
95242470,2sleep29525-21sh23:57:502
68622470,3sleep10-21swapper/121:48:581
68622470,3sleep10-21swapper/121:48:581
227812466,29sleep022795-21sh00:45:240
227812466,29sleep022795-21sh00:45:240
155122460,2sleep30-21swapper/300:04:093
155122460,2sleep30-21swapper/300:04:093
104562460,3sleep30-21swapper/320:11:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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