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2024-04-24 - 00:19
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot5.osadl.org (updated Tue Apr 23, 2024 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
355069199680678,2cyclictest0-21swapper/1519:23:317
355064899640640,0cyclictest0-21swapper/123:02:551
355064899628628,0cyclictest0-21swapper/123:45:181
355064899627627,0cyclictest0-21swapper/121:23:311
355064899627627,0cyclictest0-21swapper/100:30:531
355064899626626,0cyclictest0-21swapper/122:38:161
355064899626626,0cyclictest0-21swapper/121:13:541
355064899625625,0cyclictest0-21swapper/123:20:311
355068599588159,428cyclictest0-21swapper/1320:08:565
35506749956637,29cyclictest0-21swapper/1021:25:542
355065099550550,0cyclictest0-21swapper/300:31:159
3550689995194,26cyclictest0-21swapper/1423:53:176
3550652995198,27cyclictest0-21swapper/422:35:5310
3550691995158,506cyclictest0-21swapper/1519:32:547
3550689995140,21cyclictest0-21swapper/1400:22:316
355065299514512,1cyclictest0-21swapper/400:08:3110
355067999513513,0cyclictest0-21swapper/1100:23:543
35506749951313,499cyclictest0-21swapper/1021:49:152
35506529951219,492cyclictest0-21swapper/420:06:1710
35506899951019,490cyclictest0-21swapper/1400:13:176
35506749951021,82cyclictest0-21swapper/1020:51:182
35506749951021,82cyclictest0-21swapper/1020:51:182
3550649995101,26cyclictest0-21swapper/223:40:178
35506509950917,491cyclictest0-21swapper/320:41:549
35506509950917,491cyclictest0-21swapper/320:41:549
3550689995089,0cyclictest0-21swapper/1421:15:316
35506529950714,57cyclictest0-21swapper/420:13:3110
35506499950620,486cyclictest0-21swapper/222:48:538
3550689995057,28cyclictest0-21swapper/1421:26:536
35506509950517,83cyclictest0-21swapper/323:16:319
35506819950311,57cyclictest0-21swapper/1200:19:554
355067999501498,2cyclictest3595337-21kworker/11:0+i915-unordered22:31:553
35506529950132,468cyclictest0-21swapper/423:57:1910
3550685994990,56cyclictest0-21swapper/1300:18:175
35506529949910,489cyclictest0-21swapper/421:56:3110
35506509949910,57cyclictest0-21swapper/320:39:179
3550691994938,484cyclictest0-21swapper/1522:41:567
35506819949365,428cyclictest0-21swapper/1220:00:194
3550681994928,483cyclictest0-21swapper/1222:15:174
355066299492491,1cyclictest3496661-21kworker/7:2+i915-unordered19:28:1713
3550662994920,491cyclictest0-21swapper/719:13:3113
35506609949223,468cyclictest0-21swapper/619:51:5412
35506529949217,474cyclictest0-21swapper/420:21:3110
3550662994910,490cyclictest0-21swapper/722:24:5613
3550691994905,83cyclictest0-21swapper/1522:45:187
3550681994901,488cyclictest0-21swapper/1219:57:564
3550681994900,489cyclictest0-21swapper/1200:33:154
35506749949036,12cyclictest0-21swapper/1019:37:552
355066299489489,0cyclictest3496661-21kworker/7:2+i915-unordered19:22:1813
3550650994890,488cyclictest0-21swapper/322:33:179
3550674994880,487cyclictest0-21swapper/1021:22:532
35506529948820,0cyclictest0-21swapper/420:55:3110
35506529948820,0cyclictest0-21swapper/420:55:3110
355067999487487,0cyclictest3595337-21kworker/11:0+events22:17:163
35506749948718,43cyclictest0-21swapper/1000:05:172
355066099487487,0cyclictest3662382-21kworker/6:1+i915-unordered21:11:5412
35506899948511,473cyclictest0-21swapper/1419:17:176
35506629948559,18cyclictest0-21swapper/700:09:5313
3550691994846,12cyclictest0-21swapper/1521:13:317
35506529948450,433cyclictest0-21swapper/421:28:1710
35506819948353,430cyclictest0-21swapper/1222:40:554
35506529948347,435cyclictest0-21swapper/420:33:1510
35506529948221,461cyclictest0-21swapper/400:38:3110
35506509948248,433cyclictest0-21swapper/323:31:559
355068199481480,1cyclictest3355559-21kworker/12:3+i915-unordered20:07:314
355067499481481,0cyclictest0-21swapper/1023:55:562
355064999481481,0cyclictest0-21swapper/223:15:178
355064999481480,1cyclictest0-21swapper/223:14:188
35506919948050,430cyclictest0-21swapper/1523:07:547
35506749948010,57cyclictest0-21swapper/1023:23:562
35506629947914,0cyclictest0-21swapper/723:43:5513
3550660994793,475cyclictest0-21swapper/623:21:1512
35506499947927,12cyclictest0-21swapper/200:07:538
35506899947846,431cyclictest0-21swapper/1421:12:166
35506609947844,433cyclictest0-21swapper/620:20:1712
355065299478477,1cyclictest3653445-21kworker/4:0+i915-unordered22:13:5410
35506899947726,12cyclictest0-21swapper/1420:45:186
35506899947726,12cyclictest0-21swapper/1420:45:186
35506749947736,0cyclictest0-21swapper/1020:29:182
355066299477476,1cyclictest0-21swapper/721:34:5513
35506629947720,29cyclictest0-21swapper/722:50:1713
35506749947644,431cyclictest0-21swapper/1019:55:542
355066299476475,1cyclictest0-21swapper/723:44:5613
35506499947523,452cyclictest0-21swapper/220:25:178
3550681994740,27cyclictest0-21swapper/1221:01:534
355066299474472,1cyclictest0-21swapper/719:37:1813
35506629947417,29cyclictest0-21swapper/719:19:2813
35506609947419,453cyclictest0-21swapper/619:11:1712
35506509947431,14cyclictest0-21swapper/323:27:319
35506919947332,14cyclictest0-21swapper/1521:18:167
35506609947319,453cyclictest0-21swapper/620:17:3112
3550655994730,470cyclictest0-21swapper/522:27:1911
355064899473472,1cyclictest3774084-21kworker/1:2+i915-unordered23:37:311
355069199472471,1cyclictest0-21swapper/1521:35:557
355068999472471,1cyclictest0-21swapper/1423:46:536
355068999472433,12cyclictest0-21swapper/1421:20:536
35506629947220,12cyclictest87-21ksoftirqd/723:03:3113
3550649994724,467cyclictest0-21swapper/222:14:168
35506919947131,439cyclictest0-21swapper/1519:27:547
3550689994710,469cyclictest0-21swapper/1422:27:196
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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