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2025-11-18 - 11:30
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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 376 highest latencies:
System rack9slot4.osadl.org (updated Tue Nov 18, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
187391133104sleep0-21swapper/111:04:161
18861991155cyclictest20102-21sh13:52:340
188619911155cyclictest3985-21ps16:10:110
18736111073sleep0-21swapper/011:04:150
188619910660cyclictest6950irq/18-mmc014:24:560
18861991064cyclictest2112-21/usr/sbin/munin11:54:350
18861991053cyclictest4355-21timerandwakeup14:20:100
188619910514cyclictest480-21systemd-journal11:50:000
188619910463cyclictest6950irq/18-mmc012:49:250
18861991044cyclictest74-21mmcqd/015:14:470
18861991043cyclictest74-21mmcqd/013:24:260
188619910361cyclictest6950irq/18-mmc014:34:340
188619910355cyclictest6663-21cat12:09:240
18861991028cyclictest0-21swapper/014:19:280
188619910164cyclictest6950irq/18-mmc014:14:280
188619910160cyclictest6950irq/18-mmc013:14:260
188619910156cyclictest6950irq/18-mmc013:34:270
69501000irq/18-mmc0191ksoftirqd/115:39:411
18861991003cyclictest32626-21latency_hist13:19:260
18861999852cyclictest0-21swapper/012:34:240
1886199984cyclictest17474-21cat16:34:310
1886199978cyclictest0-21swapper/016:09:130
1886199978cyclictest0-21swapper/015:46:100
18861999756cyclictest6950irq/18-mmc011:24:230
6950960irq/18-mmc0191ksoftirqd/116:14:311
6950960irq/18-mmc0191ksoftirqd/116:09:311
6950950irq/18-mmc0191ksoftirqd/115:54:561
6950950irq/18-mmc0191ksoftirqd/115:10:061
1886199958cyclictest0-21swapper/014:50:350
18861999558cyclictest6950irq/18-mmc015:24:350
1886199954cyclictest74-21mmcqd/016:29:310
6950930irq/18-mmc0191ksoftirqd/113:45:081
1886199939cyclictest0-21swapper/015:32:070
1886199938cyclictest0-21swapper/013:58:090
18861999355cyclictest6950irq/18-mmc015:37:110
1887399923cyclictest24544-21if_err_eth013:59:551
1886199929cyclictest0-21swapper/012:50:000
1886199929cyclictest0-21swapper/012:38:100
1886199917cyclictest0-21swapper/016:17:130
1886199914cyclictest77-21jbd2/mmcblk0p2-13:27:080
18861999113cyclictest0-21swapper/015:24:000
6950900irq/18-mmc0191ksoftirqd/113:34:081
18861998910cyclictest0-21swapper/012:10:250
1887399878cyclictest0-21swapper/113:18:581
1886199867cyclictest0-21swapper/013:59:340
1887399854cyclictest1806-21ssh14:15:581
1886199858cyclictest0-21swapper/014:40:340
18861998557cyclictest0-21swapper/015:04:550
18861998512cyclictest0-21swapper/016:20:190
1887399844cyclictest29858-21/usr/sbin/munin11:39:381
18873998432cyclictest326-21runrttasks14:29:361
18873998421cyclictest5002-21ssh15:17:081
1886199849cyclictest0-21swapper/013:04:570
6950830irq/18-mmc0191ksoftirqd/115:39:301
1887399839cyclictest0-21swapper/112:14:461
1887399837cyclictest0-21swapper/112:19:551
1886199838cyclictest0-21swapper/013:44:270
1887399829cyclictest0-21swapper/113:49:401
1887399827cyclictest0-21swapper/116:33:301
1887399827cyclictest0-21swapper/113:07:111
1887399827cyclictest0-21swapper/111:45:511
1887399823cyclictest30794-21/usr/sbin/munin14:10:101
18873998210cyclictest0-21swapper/114:54:441
1886199828cyclictest0-21swapper/013:46:390
1886199828cyclictest0-21swapper/012:39:500
1886199828cyclictest0-21swapper/011:59:440
1886199828cyclictest0-21swapper/011:14:270
18861998210cyclictest0-21swapper/012:58:000
6950810irq/18-mmc0191ksoftirqd/111:24:551
1887399817cyclictest0-21swapper/114:07:461
1887399817cyclictest0-21swapper/113:39:471
1887399817cyclictest0-21swapper/113:20:111
1887399815cyclictest1-21systemd13:57:031
1887399813cyclictest12338-21sh14:34:501
1886199818cyclictest0-21swapper/014:07:340
1886199818cyclictest0-21swapper/011:49:240
18861998112cyclictest0-21swapper/014:30:310
1887399809cyclictest0-21swapper/113:25:281
1887399808cyclictest0-21swapper/116:01:091
1887399808cyclictest0-21swapper/114:50:091
1887399807cyclictest0-21swapper/116:15:581
1887399807cyclictest0-21swapper/111:13:391
1887399804cyclictest29788-21cpu15:04:431
1887399804cyclictest0-21swapper/112:54:571
1887399803cyclictest14241-21runrttasks12:31:351
1887399803cyclictest10737-21sh16:22:021
18873998022cyclictest23834-21cstates11:19:371
18873998021cyclictest480-21systemd-journal11:19:221
18873998017cyclictest33950irq/43-eth015:02:511
18873998017cyclictest0-21swapper/115:44:571
18873998017cyclictest0-21swapper/115:22:241
18861998010cyclictest0-21swapper/013:34:310
1887399799cyclictest0-21swapper/114:19:431
1887399798cyclictest9477-21entropy13:34:461
1887399798cyclictest0-21swapper/115:53:471
1887399798cyclictest0-21swapper/114:40:031
1887399798cyclictest0-21swapper/112:59:481
1887399797cyclictest0-21swapper/115:28:481
1887399797cyclictest0-21swapper/114:44:441
1887399797cyclictest0-21swapper/113:09:371
1887399797cyclictest0-21swapper/112:53:091
1887399797cyclictest0-21swapper/112:35:411
1887399796cyclictest0-21swapper/112:12:461
1887399793cyclictest12734-21ntp_states16:25:071
18873997911cyclictest0-21swapper/114:24:411
1886199799cyclictest0-21swapper/011:39:280
18861997943cyclictest0-21swapper/015:59:550
18861997910cyclictest0-21swapper/011:09:220
6950780irq/18-mmc026667-21sh14:59:410
1887399789cyclictest0-21swapper/111:54:371
1887399788cyclictest0-21swapper/115:31:301
1887399788cyclictest0-21swapper/112:24:461
1887399785cyclictest18029-21fschecks_count12:44:461
1887399783cyclictest1516-21/usr/sbin/munin11:50:031
18873997822cyclictest16102-21/usr/sbin/munin12:39:481
18873997817cyclictest0-21swapper/111:59:391
1886199789cyclictest0-21swapper/015:52:420
1886199789cyclictest0-21swapper/011:30:100
1886199788cyclictest0-21swapper/015:54:380
18861997810cyclictest0-21swapper/012:27:530
1887399778cyclictest0-21swapper/111:29:431
1887399777cyclictest0-21swapper/112:05:211
1887399777cyclictest0-21swapper/111:34:481
1887399777cyclictest0-21swapper/111:04:271
1886199779cyclictest0-21swapper/013:00:320
1886199769cyclictest0-21swapper/014:44:400
1886199769cyclictest0-21swapper/012:20:120
1886199757cyclictest0-21swapper/011:38:350
18861997565cyclictest6950irq/18-mmc014:54:340
18861997311cyclictest0-21swapper/015:14:110
1886199728cyclictest0-21swapper/015:41:180
1886199718cyclictest0-21swapper/012:17:120
1886199698cyclictest0-21swapper/011:26:400
1886199698cyclictest0-21swapper/011:14:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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