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2026-06-05 - 09:54
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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 Jun 05, 2026 00:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
556421180,3chrt0-21swapper/020:55:180
60252790,4sleep30-21swapper/321:43:323
60252790,4sleep30-21swapper/321:43:323
60252790,4sleep30-21swapper/321:43:323
77382780,3chrt0-21swapper/300:24:203
77382780,3chrt0-21swapper/300:24:203
116522730,2sleep00-21swapper/021:50:280
116522730,2sleep00-21swapper/021:50:280
168852690,3sleep00-21swapper/021:16:400
168852690,3sleep00-21swapper/021:16:400
290572680,10sleep012-21ksoftirqd/021:31:070
290572680,10sleep012-21ksoftirqd/021:31:070
32222640,3sleep10-21swapper/119:15:331
32222640,3sleep10-21swapper/119:15:331
226382620,3sleep10-21swapper/121:24:091
226382620,3sleep10-21swapper/121:24:091
226382620,3sleep10-21swapper/121:24:091
91262610,3sleep00-21swapper/021:46:510
91262610,3sleep00-21swapper/021:46:510
91262610,3sleep00-21swapper/021:46:510
291702590,3sleep00-21swapper/022:10:300
291702590,3sleep00-21swapper/022:10:300
291702590,3sleep00-21swapper/022:10:300
284612590,3chrt134-21systemd-journal22:10:140
284612590,3chrt134-21systemd-journal22:10:140
284612590,3chrt134-21systemd-journal22:10:140
282102580,2sleep228301-21ssh23:30:272
166762580,3sleep00-21swapper/000:35:040
166762580,3sleep00-21swapper/000:35:040
322382560,4sleep032092-21/usr/sbin/munin23:35:260
29732560,4sleep00-21swapper/020:45:340
29732560,4sleep00-21swapper/020:45:340
29732560,4sleep00-21swapper/020:45:340
21762560,3sleep00-21swapper/021:38:550
21762560,3sleep00-21swapper/021:38:550
145852560,3chrt0-21swapper/023:12:230
145852560,3chrt0-21swapper/023:12:230
145852560,3chrt0-21swapper/023:12:230
219922550,3chrt0-21swapper/023:21:400
219922550,3chrt0-21swapper/023:21:400
219922550,3chrt0-21swapper/023:21:400
219922550,3chrt0-21swapper/023:21:400
188199542,33cyclictest20850-21cupsd00:00:202
188199542,33cyclictest20850-21cupsd00:00:202
303162530,4sleep030313-21grep22:50:330
303162530,4sleep030313-21grep22:50:330
151702530,2sleep20-21swapper/219:50:262
91172520,4sleep30-21swapper/323:46:033
91172520,4sleep30-21swapper/323:46:033
91172520,4sleep30-21swapper/323:46:033
68022520,3sleep20-21swapper/223:44:082
68022520,3sleep20-21swapper/223:44:082
68022520,3sleep20-21swapper/223:44:082
49302520,3sleep30-21swapper/323:40:403
49302520,3sleep30-21swapper/323:40:403
49302520,3sleep30-21swapper/323:40:403
129502510,3chrt0-21swapper/122:30:321
129502510,3chrt0-21swapper/122:30:321
212462490,2sleep221380-21users23:20:382
212462490,2sleep221380-21users23:20:382
212462490,2sleep221380-21users23:20:382
212462490,2sleep221380-21users23:20:382
97492480,2sleep00-21swapper/023:05:360
97492480,2sleep00-21swapper/023:05:360
97492480,2sleep00-21swapper/023:05:360
39952480,3sleep30-21swapper/300:19:543
39952480,3sleep30-21swapper/300:19:543
39952480,3sleep30-21swapper/300:19:543
204202480,4sleep20-21swapper/221:20:362
204202480,4sleep20-21swapper/221:20:362
204202480,4sleep20-21swapper/221:20:362
196872480,3sleep10-21swapper/123:19:561
196872480,3sleep10-21swapper/123:19:561
154142480,3sleep30-21swapper/323:54:383
154142480,3sleep30-21swapper/323:54:383
146122480,3chrt0-21swapper/300:32:043
146122480,3chrt0-21swapper/300:32:043
270832460,4sleep30-21swapper/322:45:543
270832460,4sleep30-21swapper/322:45:543
270832460,4sleep30-21swapper/322:45:543
117332460,3sleep30-21swapper/323:09:173
117332460,3sleep30-21swapper/323:09:173
117332460,3sleep30-21swapper/323:09:173
68792450,3chrt0-21swapper/023:02:060
68792450,3chrt0-21swapper/023:02:060
68792450,3chrt0-21swapper/023:02:060
62022450,4sleep00-21swapper/000:21:280
62022450,4sleep00-21swapper/000:21:280
54422450,3chrt0-21swapper/122:20:361
54422450,3chrt0-21swapper/122:20:361
42852450,3sleep1201rcuc/121:40:371
42852450,3sleep1201rcuc/121:40:371
42852450,3sleep1201rcuc/121:40:371
30422450,3chrt0-21swapper/219:15:302
30422450,3chrt0-21swapper/219:15:302
232852450,4chrt0-21swapper/322:41:113
232852450,4chrt0-21swapper/322:41:113
189602450,3chrt0-21swapper/023:57:490
189602450,3chrt0-21swapper/023:57:490
188099450,29cyclictest10684-21ssh21:49:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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