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2024-09-21 - 03:30
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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 100 highest latencies:
System rackcslot2.osadl.org (updated Sat Sep 21, 2024 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
324802710,0sleep00-21swapper/023:41:500
46732680,0sleep10-21swapper/122:24:451
2932226856,8sleep00-21swapper/019:09:490
2900326855,9sleep10-21swapper/119:06:371
29506993535,0cyclictest0-21swapper/023:08:100
2950699295,22cyclictest30675-21kworker/0:220:20:060
29507992828,0cyclictest0-21swapper/122:57:051
2950799280,26cyclictest0-21swapper/100:27:371
29506992711,12cyclictest636-21nscd22:57:260
29506992710,13cyclictest0-21swapper/022:40:540
2950699270,18cyclictest114322chrt21:50:290
2950799266,19cyclictest0-21swapper/121:14:011
2950799266,19cyclictest0-21swapper/121:14:011
2950799262,23cyclictest9202-21rm00:36:111
29506992610,3cyclictest0-21swapper/022:19:550
2950699260,25cyclictest24909-21sed00:15:070
2950799242,21cyclictest168-21systemd-journal21:34:471
29507992422,1cyclictest15497-21ssh21:55:451
2950699241,3cyclictest0-21swapper/000:04:010
29506992410,8cyclictest0-21swapper/021:20:050
2950799233,8cyclictest0-21swapper/120:00:121
29507992310,0cyclictest0-21swapper/121:37:451
2950799230,2cyclictest0-21swapper/121:22:151
29506992321,1cyclictest7754-21http_loadtime23:10:050
29506992320,2cyclictest0-21swapper/021:45:050
29506992316,2cyclictest1111-21runrttasks22:27:120
29506992310,7cyclictest0-21swapper/023:15:070
2950799222,9cyclictest0-21swapper/121:28:301
29507992222,0cyclictest0-21swapper/123:51:111
29507992219,1cyclictest13005-21ssh23:16:221
29507992210,5cyclictest0-21swapper/122:40:301
29507992210,0cyclictest0-21swapper/100:10:031
2950799220,21cyclictest0-21swapper/119:38:441
29506992221,1cyclictest0-21swapper/023:51:190
29506992220,1cyclictest11193-21interrupts19:45:070
29506992210,6cyclictest0-21swapper/022:06:000
29506992210,10cyclictest0-21swapper/023:35:400
2950799213,11cyclictest0-21swapper/122:25:101
29507992116,4cyclictest25765-21apache221:52:571
29507992110,9cyclictest0-21swapper/122:30:591
29507992110,5cyclictest0-21swapper/119:10:041
2950799210,20cyclictest0-21swapper/122:46:131
29506992117,2cyclictest29504-21cyclictest19:15:040
29506992116,5cyclictest25765-21apache222:00:030
29506992115,3cyclictest817-21apache221:25:180
29506992114,4cyclictest636-21nscd22:54:470
2950699210,11cyclictest0-21swapper/021:35:130
2950699210,11cyclictest0-21swapper/020:35:040
148882210,0sleep00-21swapper/021:14:370
148882210,0sleep00-21swapper/021:14:370
2950799204,9cyclictest0-21swapper/123:05:031
29507992015,4cyclictest25765-21apache200:23:221
29507992013,7cyclictest0-21swapper/123:19:551
29507992010,4cyclictest0-21swapper/123:35:041
29507992010,3cyclictest0-21swapper/119:15:171
29507992010,10cyclictest0-21swapper/123:59:111
2950799200,1cyclictest0-21swapper/121:45:351
2950699205,9cyclictest0-21swapper/019:20:110
2950699203,9cyclictest0-21swapper/023:30:030
29506992017,3cyclictest25765-21apache221:43:420
29506992012,1cyclictest0-21swapper/019:10:110
29506992010,5cyclictest0-21swapper/000:10:240
29506992010,3cyclictest0-21swapper/019:35:070
2347322010,0sleep00-21swapper/022:48:470
329221910,0sleep10-21swapper/119:25:041
3241721910,0sleep00-21swapper/022:18:220
2950799198,7cyclictest0-21swapper/121:03:141
29507991910,5cyclictest0-21swapper/120:05:031
29507991910,4cyclictest0-21swapper/122:50:111
29507991910,4cyclictest0-21swapper/122:14:591
29507991910,3cyclictest0-21swapper/123:45:101
29507991910,2cyclictest0-21swapper/123:43:491
2950799190,8cyclictest25788-21apache223:25:021
2950699198,7cyclictest0-21swapper/021:15:070
2950699197,4cyclictest2941-21apache_accesses19:25:010
2950699197,10cyclictest0-21swapper/020:05:010
2950699193,11cyclictest0-21swapper/019:40:020
29506991910,5cyclictest0-21swapper/023:00:120
29506991910,5cyclictest0-21swapper/023:00:120
29506991910,4cyclictest0-21swapper/023:28:560
29506991910,3cyclictest0-21swapper/022:31:330
29506991910,3cyclictest0-21swapper/020:46:090
29506991910,2cyclictest0-21swapper/000:35:560
29506991910,2cyclictest0-21swapper/000:30:540
29506991910,1cyclictest0-21swapper/023:55:030
2950699190,3cyclictest0-21swapper/000:08:490
2950799185,7cyclictest0-21swapper/119:40:041
2950799184,6cyclictest31949-21apache_processe20:40:061
2950799182,7cyclictest0-21swapper/119:45:031
29507991815,2cyclictest6920-21rm00:34:171
29507991811,4cyclictest10366-21ls21:05:111
29507991810,8cyclictest0-21swapper/100:01:121
29507991810,4cyclictest0-21swapper/123:12:001
29507991810,2cyclictest0-21swapper/120:21:531
29507991810,1cyclictest0-21swapper/121:40:031
29507991810,0cyclictest0-21swapper/122:08:121
2950799180,5cyclictest0-21swapper/100:15:041
2950699189,4cyclictest22040-21cron20:14:520
2950699185,4cyclictest2399-21irqstats23:45:060
2950699183,9cyclictest0-21swapper/019:55:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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