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2023-09-26 - 15:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 792 highest latencies:
System rack6slot7.osadl.org (updated Tue Sep 26, 2023 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
70121160,0sleep10-21swapper/107:34:301
31902790,0sleep10-21swapper/112:23:471
2240299743,69cyclictest1305-21wpa_supplicant12:26:150
182212690,4sleep119-21rcuc/112:01:161
22402996763,3cyclictest10-21rcuc/007:14:120
22402996661,4cyclictest0-21swapper/009:22:140
2240299663,62cyclictest0-21swapper/011:23:140
2240299663,62cyclictest0-21swapper/008:26:150
2240299663,61cyclictest1279-21dbus-daemon08:31:160
2240299653,61cyclictest0-21swapper/011:10:150
2240299653,61cyclictest0-21swapper/011:01:130
2240299653,61cyclictest0-21swapper/010:43:130
2240299653,61cyclictest0-21swapper/009:50:120
54942640,1sleep10-21swapper/108:59:341
22402996460,3cyclictest0-21swapper/012:20:130
22402996460,3cyclictest0-21swapper/010:26:140
2240299643,60cyclictest0-21swapper/008:56:150
22402996422,41cyclictest0-21swapper/010:57:120
22402996422,41cyclictest0-21swapper/007:22:140
2240299642,61cyclictest0-21swapper/008:43:140
2240299642,61cyclictest0-21swapper/008:13:140
22402996412,51cyclictest0-21swapper/007:38:150
282962630,1sleep10-21swapper/110:13:331
22402996359,3cyclictest0-21swapper/009:25:140
22402996359,3cyclictest0-21swapper/009:11:150
22402996351,11cyclictest0-21swapper/009:47:150
22402996341,21cyclictest0-21swapper/010:53:120
22402996341,21cyclictest0-21swapper/009:38:120
22402996331,31cyclictest0-21swapper/011:41:150
22402996331,31cyclictest0-21swapper/008:14:120
22402996331,31cyclictest0-21swapper/007:41:160
2240299632,60cyclictest0-21swapper/010:06:140
22403996258,3cyclictest31395-21kworker/u4:011:14:151
22403996241,20cyclictest0-21swapper/111:41:141
22402996260,1cyclictest14127-21kworker/u4:211:16:140
22402996258,3cyclictest0-21swapper/012:05:150
22402996258,3cyclictest0-21swapper/011:58:120
22402996250,10cyclictest1289-21NetworkManager12:12:150
22403996159,1cyclictest9262-21kworker/u4:208:01:131
22402996157,3cyclictest0-21swapper/011:30:140
22402996157,3cyclictest0-21swapper/011:07:120
22402996157,3cyclictest0-21swapper/010:21:140
22402996157,3cyclictest0-21swapper/009:56:150
22402996157,3cyclictest0-21swapper/009:29:130
22402996157,3cyclictest0-21swapper/009:29:130
22402996157,3cyclictest0-21swapper/008:19:140
22402996157,3cyclictest0-21swapper/008:04:150
22402996157,3cyclictest0-21swapper/007:47:160
22402996157,3cyclictest0-21swapper/007:32:130
22403996055,4cyclictest31051-21kworker/u4:009:46:151
22402996056,3cyclictest0-21swapper/011:50:130
22402996056,3cyclictest0-21swapper/008:01:130
22402996056,3cyclictest0-21swapper/007:14:150
3045325954,3sleep10-21swapper/111:36:141
22403995957,1cyclictest8181-21kworker/u4:111:33:141
199522590,1sleep10-21swapper/110:43:261
22403995855,2cyclictest0-21swapper/111:23:131
22403995855,2cyclictest0-21swapper/111:00:121
22403995853,3cyclictest1289-21NetworkManager08:23:161
22402995856,1cyclictest2544-21kworker/u4:007:50:130
22403995755,1cyclictest6923-21ssh10:26:131
22403995755,1cyclictest21617-21kworker/u4:208:38:131
22403995755,1cyclictest15656-21kworker/u4:108:14:141
22403995755,1cyclictest0-21swapper/112:10:121
22403995755,1cyclictest0-21swapper/107:53:141
22403995754,2cyclictest6942-21kworker/u4:110:50:131
22403995754,2cyclictest12525-21kworker/u4:009:57:131
22403995754,2cyclictest0-21swapper/112:29:121
22403995754,2cyclictest0-21swapper/112:04:131
22403995754,2cyclictest0-21swapper/110:33:131
22403995753,3cyclictest21617-21kworker/u4:208:55:131
22403995654,1cyclictest28756-21kworker/u4:010:15:131
22403995654,1cyclictest28274-21kworker/u4:007:25:161
22403995654,1cyclictest21617-21kworker/u4:208:26:141
22403995654,1cyclictest20869-21kworker/u4:210:22:141
22403995654,1cyclictest1372-21kworker/u4:112:24:151
22403995654,1cyclictest10162-21kworker/u4:111:55:121
22403995654,1cyclictest0-21swapper/111:47:131
22403995654,1cyclictest0-21swapper/111:09:151
22403995654,1cyclictest0-21swapper/111:06:151
22403995654,1cyclictest0-21swapper/109:39:121
22403995654,1cyclictest0-21swapper/108:50:161
22403995653,2cyclictest29765-21kworker/u4:011:49:121
22403995653,2cyclictest28189-21kworker/u4:008:39:141
22403995653,2cyclictest23842-21kworker/u4:008:30:131
22403995653,2cyclictest0-21swapper/110:48:141
22403995653,2cyclictest0-21swapper/110:04:141
22403995653,2cyclictest0-21swapper/107:40:141
22402995654,1cyclictest6942-21kworker/u4:110:29:150
22403995553,1cyclictest6942-21kworker/u4:110:57:141
22403995553,1cyclictest6301-21kworker/u4:009:25:141
22403995552,2cyclictest0-21swapper/107:23:131
22403995451,2cyclictest12525-21kworker/u4:010:03:151
22402995248,3cyclictest0-21swapper/012:32:120
22402995248,3cyclictest0-21swapper/012:03:140
22402995248,3cyclictest0-21swapper/010:10:130
22402994945,3cyclictest0-21swapper/007:26:140
2240299474,42cyclictest0-21swapper/008:59:140
22403994643,2cyclictest0-21swapper/109:16:151
22403994643,2cyclictest0-21swapper/108:12:141
2240299463,42cyclictest0-21swapper/008:36:130
22403994543,1cyclictest0-21swapper/109:12:131
22402994543,1cyclictest30550-21kworker/u4:108:46:120
22403994138,2cyclictest8181-21kworker/u4:111:27:141
22403993937,1cyclictest25132-21kworker/u4:209:33:131
22403993937,1cyclictest25132-21kworker/u4:209:33:131
22403993836,1cyclictest6301-21kworker/u4:009:08:151
22403993836,1cyclictest27784-21kworker/u4:212:16:151
22403993836,1cyclictest15503-21kworker/u4:109:19:121
22402993836,1cyclictest29765-21kworker/u4:011:47:130
22402993836,1cyclictest25132-21kworker/u4:209:39:120
22402993836,1cyclictest1585-21kworker/u4:008:50:160
22402993835,2cyclictest15404-21kworker/u4:210:48:140
22402993735,1cyclictest0-21swapper/010:15:130
22402993734,2cyclictest8782-21diskmemload10:03:150
22403993433,1cyclictest30550-21kworker/u4:108:47:151
22403993331,1cyclictest0-21swapper/107:58:121
22403993331,1cyclictest0-21swapper/107:30:131
22403993331,1cyclictest0-21swapper/107:14:121
22403993331,1cyclictest0-21swapper/107:11:151
2208823115,2sleep10-21swapper/107:07:351
22403992723,3cyclictest1279-21dbus-daemon07:45:161
22402992725,1cyclictest6301-21kworker/u4:009:16:150
109292260,0sleep10-21swapper/109:50:331
22403992514,9cyclictest12539-21munin-node10:34:321
22403992512,11cyclictest29656-21tune2fs09:34:321
22403992314,7cyclictest14842-21threads08:04:411
22403992314,7cyclictest12364-21perl12:34:321
22402992219,2cyclictest8782-21diskmemload11:27:140
2028222215,3sleep00-21swapper/007:04:310
22402992018,1cyclictest0-21swapper/012:16:150
22402992017,2cyclictest0-21swapper/009:08:150
2240299183,14cyclictest0-21swapper/011:36:120
2240299182,3cyclictest12818-21diskstats10:34:290
2240299159,2cyclictest0-21swapper/007:54:390
2240299142,11cyclictest0-21swapper/012:34:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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