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2026-07-01 - 13:28
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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 Wed Jul 01, 2026 00:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198821250,3sleep00-21swapper/022:34:010
198821250,3sleep00-21swapper/022:34:010
1108221250,3sleep00-21swapper/023:22:000
1108221250,3sleep00-21swapper/023:22:000
1598621010,3chrt0-21swapper/022:12:190
1598621010,3chrt0-21swapper/022:12:190
1598621010,3chrt0-21swapper/022:12:190
894921000,2sleep10-21swapper/122:40:541
894921000,2sleep10-21swapper/122:40:541
894921000,2sleep10-21swapper/122:40:541
106402850,4chrt0-21swapper/122:05:571
106402850,4chrt0-21swapper/122:05:571
106402850,4chrt0-21swapper/122:05:571
284702840,3chrt0-21swapper/121:10:551
284702840,3chrt0-21swapper/121:10:551
284702840,3chrt0-21swapper/121:10:551
57952830,3chrt0-21swapper/020:10:410
57952830,3chrt0-21swapper/020:10:410
327492830,3sleep032226-21/usr/sbin/munin23:45:560
327492830,3sleep032226-21/usr/sbin/munin23:45:560
327492830,3sleep032226-21/usr/sbin/munin23:45:560
106292830,4sleep30-21swapper/322:42:283
106292830,4sleep30-21swapper/322:42:283
106292830,4sleep30-21swapper/322:42:283
176762790,3sleep10-21swapper/121:35:591
4682780,3sleep10-21swapper/122:31:571
4682780,3sleep10-21swapper/122:31:571
183462780,3chrt0-21swapper/323:30:513
183462780,3chrt0-21swapper/323:30:513
261982700,2sleep025517-21/usr/sbin/munin19:35:580
261982700,2sleep025517-21/usr/sbin/munin19:35:580
150682690,3chrt0-21swapper/023:26:380
150682690,3chrt0-21swapper/023:26:380
150682690,3chrt0-21swapper/023:26:380
164852660,3sleep10-21swapper/121:35:431
164852660,3sleep10-21swapper/121:35:431
298852650,4chrt0-21swapper/323:05:563
298852650,4chrt0-21swapper/323:05:563
118752650,3sleep1201rcuc/121:30:441
118752650,3sleep1201rcuc/121:30:441
118752650,3sleep1201rcuc/121:30:441
198572620,3chrt0-21swapper/320:46:013
198572620,3chrt0-21swapper/320:46:013
51312610,2chrt0-21swapper/100:31:591
51312610,2chrt0-21swapper/100:31:591
140222610,3chrt0-21swapper/322:10:493
140222610,3chrt0-21swapper/322:10:493
140222610,3chrt0-21swapper/322:10:493
30352600,2sleep00-21swapper/021:19:460
30352600,2sleep00-21swapper/021:19:460
30352600,2sleep00-21swapper/021:19:460
292052590,3chrt0-21swapper/100:22:381
292052590,3chrt0-21swapper/100:22:381
10992560,2chrt0-21swapper/121:55:161
10992560,2chrt0-21swapper/121:55:161
229382530,2sleep022970-21cut23:35:440
229382530,2sleep022970-21cut23:35:440
308022520,2chrt0-21swapper/023:43:390
308022520,2chrt0-21swapper/023:43:390
308022520,2chrt0-21swapper/023:43:390
195192520,2sleep219503-21memory00:10:502
195192520,2sleep219503-21memory00:10:502
61092510,4chrt0-21swapper/322:00:533
61092510,4chrt0-21swapper/322:00:533
163402510,2sleep30-21swapper/321:35:373
163402510,2sleep30-21swapper/321:35:373
129032510,5sleep333-21ksoftirqd/300:00:583
129032510,5sleep333-21ksoftirqd/300:00:583
129032510,5sleep333-21ksoftirqd/300:00:583
34712500,3sleep03469-21ssh23:13:120
118272500,3sleep30-21swapper/320:25:523
118272500,3sleep30-21swapper/320:25:523
243222490,2chrt0-21swapper/323:36:023
243222490,2chrt0-21swapper/323:36:023
188182490,4sleep30-21swapper/319:15:553
188182490,4sleep30-21swapper/319:15:553
175812490,3sleep016137-21ls19:11:150
175812490,3sleep016137-21ls19:11:150
38972470,3sleep30-21swapper/300:30:563
38972470,3sleep30-21swapper/300:30:563
285012470,2sleep30-21swapper/323:40:523
285012470,2sleep30-21swapper/323:40:523
285012470,2sleep30-21swapper/323:40:523
255602470,3sleep10-21swapper/122:24:581
255602470,3sleep10-21swapper/122:24:581
296802460,4sleep30-21swapper/300:23:333
296802460,4sleep30-21swapper/300:23:333
270132460,3sleep20-21swapper/222:26:002
270132460,3sleep20-21swapper/222:26:002
246082460,3chrt0-21swapper/200:16:322
246082460,3chrt0-21swapper/200:16:322
246082460,3chrt0-21swapper/200:16:322
188982460,2sleep118977-21grep19:15:581
188982460,2sleep118977-21grep19:15:581
178612460,3sleep10-21swapper/122:51:021
178612460,3sleep10-21swapper/122:51:021
178612460,3sleep10-21swapper/122:51:021
9932450,3sleep30-21swapper/321:16:033
9932450,3sleep30-21swapper/321:16:033
9932450,3sleep30-21swapper/321:16:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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