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2025-11-24 - 19:38
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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 highest latencies:
System rack9slot4.osadl.org (updated Mon Nov 24, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22276112375sleep0-21swapper/106:47:401
22207110672sleep0-21swapper/006:47:370
22530991009cyclictest0-21swapper/008:33:220
225309910011cyclictest0-21swapper/010:57:560
22530999940cyclictest0-21swapper/010:02:450
5350980irq/18-pch-dma19460-21latency09:28:240
22530999769cyclictest28080-21/usr/sbin/munin11:33:380
2253099969cyclictest0-21swapper/011:08:270
22530999686cyclictest6950irq/18-mmc011:43:170
5350950irq/18-pch-dma74-21mmcqd/011:52:580
5350950irq/18-pch-dma74-21mmcqd/011:52:580
22530999573cyclictest0-21swapper/007:28:210
2253099949cyclictest0-21swapper/011:59:340
2253099938cyclictest0-21swapper/012:04:340
2253099938cyclictest0-21swapper/010:58:370
22530999312cyclictest0-21swapper/009:04:440
2253099928cyclictest0-21swapper/010:33:510
22530999211cyclictest0-21swapper/009:44:200
22530999211cyclictest0-21swapper/009:44:200
2253099919cyclictest0-21swapper/008:08:220
2253099918cyclictest0-21swapper/012:13:290
2253099918cyclictest0-21swapper/007:38:070
2253099918cyclictest0-21swapper/006:58:200
2253099917cyclictest0-21swapper/010:04:450
2253099909cyclictest0-21swapper/007:18:070
2253099909cyclictest0-21swapper/006:48:060
2253099908cyclictest0-21swapper/009:55:470
22530999070cyclictest0-21swapper/007:34:510
22530999018cyclictest31ksoftirqd/011:28:280
22530999010cyclictest0-21swapper/010:48:020
2253099899cyclictest0-21swapper/008:13:190
2253099899cyclictest0-21swapper/007:43:280
2253099898cyclictest0-21swapper/012:08:280
2253099898cyclictest0-21swapper/011:14:220
6950880irq/18-mmc00-21swapper/108:14:171
2253099888cyclictest0-21swapper/007:08:300
22530998862cyclictest0-21swapper/009:38:310
5350870irq/18-pch-dma74-21mmcqd/010:23:530
2253099879cyclictest0-21swapper/008:43:230
2253099878cyclictest0-21swapper/008:50:430
2253099878cyclictest0-21swapper/008:50:430
22530998779cyclictest6950irq/18-mmc010:22:560
22530998766cyclictest0-21swapper/008:23:230
2253099868cyclictest0-21swapper/008:37:540
22530998677cyclictest6950irq/18-mmc011:53:320
2253099867cyclictest0-21swapper/010:46:210
2253099867cyclictest0-21swapper/010:46:210
2253099858cyclictest0-21swapper/011:23:030
2253099858cyclictest0-21swapper/009:48:250
22530998576cyclictest6950irq/18-mmc008:57:530
22530998519cyclictest31ksoftirqd/010:13:110
22530998515cyclictest31ksoftirqd/009:08:240
22530998514cyclictest18947-21runrttasks08:18:230
22530998510cyclictest0-21swapper/011:42:580
2253099849cyclictest0-21swapper/008:58:240
2253099848cyclictest0-21swapper/007:53:080
22530998473cyclictest9442-21latency_hist10:07:560
22530998462cyclictest0-21swapper/007:23:160
5350830irq/18-pch-dma74-21mmcqd/010:28:310
22530998374cyclictest18561-21kworker/u4:211:21:470
22530998341cyclictest0-21swapper/009:20:130
2253099829cyclictest0-21swapper/006:53:060
22530998243cyclictest0-21swapper/008:28:240
6950810irq/18-mmc01954-21ssh11:44:131
22530998170cyclictest5350irq/18-pch-dma09:33:200
2253099817cyclictest0-21swapper/009:26:190
22530998160cyclictest0-21swapper/009:16:190
2253099816cyclictest0-21swapper/007:52:410
22530998141cyclictest0-21swapper/010:41:140
22530998069cyclictest5350irq/18-pch-dma11:07:580
22530997967cyclictest11961-21ls07:57:520
2253099784cyclictest31851-21crond07:17:510
22530997712cyclictest0-21swapper/007:02:550
6950750irq/18-mmc00-21swapper/110:27:211
22530997552cyclictest0-21swapper/008:06:470
6950730irq/18-mmc08549-21ssh11:56:241
6950700irq/18-mmc031122-21ssh10:43:311
6950700irq/18-mmc031122-21ssh10:43:311
2254399668cyclictest0-21swapper/109:28:261
2254399668cyclictest0-21swapper/108:54:001
2254399658cyclictest0-21swapper/107:33:301
2254399637cyclictest0-21swapper/109:15:211
22543996312cyclictest0-21swapper/108:03:161
1799630migration/125287-21needreboot08:38:401
33950620irq/43-eth022337-21ssh10:28:331
2254399629cyclictest0-21swapper/110:22:441
2254399628cyclictest0-21swapper/111:25:341
2254399628cyclictest0-21swapper/109:20:081
2254399627cyclictest0-21swapper/111:18:501
2254399619cyclictest0-21swapper/109:42:331
2254399618cyclictest0-21swapper/109:12:221
2254399617cyclictest0-21swapper/107:46:561
22543996116cyclictest0-21swapper/106:58:111
22543996111cyclictest0-21swapper/110:33:381
33950600irq/43-eth031246-21missed_timers09:48:291
33950600irq/43-eth01900-21load08:58:231
22543996017cyclictest0-21swapper/109:53:171
33950590irq/43-eth04188-21if_can010:53:211
2254399598cyclictest0-21swapper/112:13:391
2254399598cyclictest0-21swapper/110:38:231
2254399598cyclictest0-21swapper/109:58:371
2254399598cyclictest0-21swapper/109:45:571
2254399598cyclictest0-21swapper/109:45:571
2254399597cyclictest0-21swapper/111:09:561
22543995922cyclictest0-21swapper/111:28:281
22543995913cyclictest0-21swapper/107:08:251
33950580irq/43-eth027767-21ssh08:48:081
33950580irq/43-eth027767-21ssh08:48:081
33950580irq/43-eth012802-21file07:58:221
33950580irq/43-eth011428-21ssh10:10:091
2254399589cyclictest0-21swapper/110:58:171
2254399589cyclictest0-21swapper/110:03:211
2254399589cyclictest0-21swapper/107:23:241
2254399587cyclictest0-21swapper/111:59:561
22543995810cyclictest0-21swapper/107:13:201
1799580migration/16113-21fschecks_count07:38:111
33950570irq/43-eth09942-21ssh11:03:211
33950570irq/43-eth022647-21tail06:48:011
33950570irq/43-eth015854-21aten_r9power_vo09:23:091
33950570irq/43-eth00-21swapper/111:15:421
2254399579cyclictest0-21swapper/110:51:191
2254399579cyclictest0-21swapper/108:08:141
2254399578cyclictest0-21swapper/109:34:051
1799570migration/124854-21kernelversion06:53:171
2254399568cyclictest0-21swapper/112:12:181
2254399568cyclictest0-21swapper/108:43:291
2254399568cyclictest0-21swapper/107:28:101
2254399567cyclictest0-21swapper/109:06:581
1799560migration/113277-21/usr/sbin/munin10:13:231
1799560migration/111293-21/usr/sbin/munin07:53:251
1699560watchdog/132305-21cut07:18:101
1699560watchdog/132272-21ssh11:41:341
1699560watchdog/118353-21cpu08:18:081
33950550irq/43-eth028161-21ntp_states07:03:231
2254399558cyclictest0-21swapper/112:03:351
2254399558cyclictest0-21swapper/108:28:231
2254399558cyclictest0-21swapper/108:23:191
2254399548cyclictest0-21swapper/107:48:101
2254399546cyclictest0-21swapper/111:49:021
2254399546cyclictest0-21swapper/111:49:021
1699540watchdog/127053-21/usr/sbin/munin11:33:411
2254399539cyclictest0-21swapper/108:33:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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