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2025-12-08 - 00:20
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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 rack9slot4.osadl.org (updated Sun Dec 07, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9154112378sleep0-21swapper/121:34:511
9046110371sleep0-21swapper/021:34:470
9269991029cyclictest0-21swapper/002:58:460
9269991028cyclictest0-21swapper/022:45:160
9269999962cyclictest0-21swapper/003:04:470
9282999763cyclictest25656-21ssh01:44:411
9269999710cyclictest0-21swapper/023:24:150
9269999710cyclictest0-21swapper/023:24:150
9269999673cyclictest0-21swapper/023:40:280
926999963cyclictest3468-21cut23:00:100
22150960irq/18-spi_topc928299cyclictest22:20:001
926999958cyclictest0-21swapper/002:48:220
22150950irq/18-spi_topc928299cyclictest00:32:131
926999949cyclictest0-21swapper/021:55:250
926999948cyclictest0-21swapper/022:10:300
926999939cyclictest0-21swapper/023:35:310
926999938cyclictest0-21swapper/002:40:430
9269999370cyclictest0-21swapper/002:54:460
926999928cyclictest0-21swapper/000:40:040
9269999231cyclictest0-21swapper/001:48:200
926999917cyclictest0-21swapper/023:51:450
926999917cyclictest0-21swapper/002:36:460
9269999167cyclictest0-21swapper/022:15:000
9269999162cyclictest0-21swapper/000:16:190
926999908cyclictest0-21swapper/021:45:290
926999908cyclictest0-21swapper/001:31:500
9269999065cyclictest0-21swapper/001:29:240
9269999010cyclictest0-21swapper/022:58:150
926999898cyclictest0-21swapper/023:57:460
926999898cyclictest0-21swapper/022:35:260
926999898cyclictest0-21swapper/021:35:270
926999898cyclictest0-21swapper/000:20:290
926999898cyclictest0-21swapper/000:07:170
926999897cyclictest0-21swapper/022:25:360
9282998871cyclictest3393-21/usr/sbin/munin23:00:211
9282998870cyclictest304-21snmpd02:55:591
926999889cyclictest0-21swapper/022:40:270
9282998772cyclictest8752-21/usr/sbin/munin00:20:211
926999879cyclictest0-21swapper/023:25:290
926999879cyclictest0-21swapper/023:15:370
926999878cyclictest0-21swapper/001:40:230
926999878cyclictest0-21swapper/000:45:290
9269998777cyclictest6950irq/18-mmc001:55:020
926999876cyclictest0-21swapper/000:35:040
926999876cyclictest0-21swapper/000:35:040
926999868cyclictest0-21swapper/023:05:270
926999868cyclictest0-21swapper/002:25:120
9269998666cyclictest0-21swapper/021:51:100
9269998645cyclictest0-21swapper/001:35:520
9269998644cyclictest0-21swapper/001:00:250
9282998569cyclictest3112-21/usr/sbin/munin01:05:271
9282998568cyclictest304-21snmpd22:16:021
9282998567cyclictest31960-21sh01:55:161
926999853cyclictest5102-21cat02:05:020
9282998468cyclictest15954-21ssh23:36:301
9282998467cyclictest22148-21sh23:47:231
9282998464cyclictest24865-21ssh00:46:591
926999848cyclictest0-21swapper/002:08:550
9269998460cyclictest0-21swapper/000:27:450
9282998368cyclictest31583-21ssh00:04:091
9282998368cyclictest21606-21ssh02:31:551
9282998368cyclictest11274-21/usr/sbin/munin01:20:311
9282998368cyclictest11274-21/usr/sbin/munin01:20:311
9282998366cyclictest15832-21ssh02:22:101
926999838cyclictest0-21swapper/022:34:560
926999838cyclictest0-21swapper/000:55:340
926999838cyclictest0-21swapper/000:12:160
926999837cyclictest0-21swapper/000:34:170
9282998266cyclictest26496-21/usr/sbin/munin22:30:201
9282998266cyclictest26138-21ssh23:55:081
9282998266cyclictest24966-21ssh23:52:001
9282998265cyclictest18714-21ssh00:36:121
9282998265cyclictest18714-21ssh00:36:121
926999828cyclictest0-21swapper/001:10:010
5350820irq/18-pch-dma74-21mmcqd/001:15:410
9282998147cyclictest13589-21ssh00:28:251
926999817cyclictest0-21swapper/002:33:460
9282998065cyclictest7443-21sh00:17:381
9282998065cyclictest31374-21ssh02:49:461
9282998065cyclictest25057-21ssh02:38:221
9282998064cyclictest470-21needreboot00:05:281
9282998063cyclictest7327-21ssh02:08:031
9282998063cyclictest18608-21chrt01:31:091
9282998045cyclictest5015-21tail23:05:101
9282998045cyclictest29230-21forks01:50:241
926999809cyclictest0-21swapper/021:40:300
9282997964cyclictest28078-21ssh00:52:471
9282997963cyclictest304-21snmpd21:55:341
9282997963cyclictest28072-21chrt01:48:101
9282997963cyclictest22135-21ssh01:37:521
9282997963cyclictest18575-21ssh02:26:391
9282997963cyclictest1431-21ssh02:53:311
9282997961cyclictest304-21snmpd21:43:071
9282997961cyclictest22862-21ssh00:44:431
926999798cyclictest0-21swapper/001:14:480
9269997958cyclictest0-21swapper/002:10:220
6950790irq/18-mmc014189-21latency_hist23:34:580
5350790irq/18-pch-dma74-21mmcqd/002:15:420
9282997862cyclictest27429-21ssh02:41:451
926999788cyclictest0-21swapper/022:01:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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