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2025-12-24 - 10:19
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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 rackcslot8.osadl.org (updated Wed Dec 24, 2025 00:47:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
330891200191,6phc2sys0-21swapper/219:05:2112
6465991566,132cyclictest0-21swapper/1620:30:258
6465991546,118cyclictest0-21swapper/1621:00:228
6489991490,88cyclictest0-21swapper/2022:05:4513
6465991436,86cyclictest0-21swapper/1620:35:238
64439914328,100cyclictest0-21swapper/1320:20:275
63759914328,17cyclictest0-21swapper/522:55:4727
63759914328,17cyclictest0-21swapper/522:55:4627
6375991420,84cyclictest0-21swapper/519:15:0827
6375991410,83cyclictest0-21swapper/500:05:4627
64719913943,62cyclictest0-21swapper/1720:52:519
51112139132,6sleep190-21swapper/1919:09:1311
647199138106,19cyclictest0-21swapper/1719:40:269
6471991380,87cyclictest0-21swapper/1719:30:489
64439913816,89cyclictest13161-21taskset19:14:595
63759913846,56cyclictest0-21swapper/521:15:2027
64869913726,74cyclictest151rcu_preempt19:12:4111
64229913742,58cyclictest0-21swapper/1121:59:143
6375991370,83cyclictest0-21swapper/522:03:5727
6375991370,82cyclictest0-21swapper/523:39:4627
6375991370,82cyclictest0-21swapper/523:39:4527
64229913526,65cyclictest0-21swapper/1123:10:173
64229913526,65cyclictest0-21swapper/1123:10:173
63759913530,67cyclictest0-21swapper/519:30:4827
64229913428,70cyclictest0-21swapper/1122:25:263
63759913430,67cyclictest0-21swapper/500:15:2327
6375991340,80cyclictest0-21swapper/519:55:1127
6375991340,79cyclictest0-21swapper/523:40:0627
6375991340,79cyclictest0-21swapper/523:40:0627
6375991340,79cyclictest0-21swapper/500:37:2727
63759913348,68cyclictest0-21swapper/519:45:2227
63759913331,66cyclictest0-21swapper/521:42:4627
63759913329,62cyclictest0-21swapper/521:45:5727
6375991330,80cyclictest0-21swapper/521:12:1827
64719913243,59cyclictest0-21swapper/1720:42:569
64719913226,61cyclictest0-21swapper/1720:19:579
64229913241,63cyclictest0-21swapper/1122:35:033
64229913241,63cyclictest0-21swapper/1122:35:023
64229913236,60cyclictest0-21swapper/1122:00:183
64229913229,69cyclictest0-21swapper/1122:50:323
64229913229,69cyclictest0-21swapper/1122:50:313
64229913225,67cyclictest0-21swapper/1121:53:533
63759913230,67cyclictest0-21swapper/522:30:2627
6489991311,75cyclictest0-21swapper/2020:03:2313
64719913130,73cyclictest0-21swapper/1700:00:229
64229913128,68cyclictest0-21swapper/1123:25:163
64229913128,68cyclictest0-21swapper/1123:25:153
64229913128,68cyclictest0-21swapper/1119:42:333
63759913128,63cyclictest0-21swapper/522:25:3027
6375991310,80cyclictest0-21swapper/520:50:1627
6375991310,78cyclictest0-21swapper/519:40:2427
6486991305,81cyclictest0-21swapper/1922:47:2511
6486991305,81cyclictest0-21swapper/1922:47:2511
64869913020,96cyclictest151rcu_preempt20:29:0311
64719913045,68cyclictest0-21swapper/1719:15:209
64719913030,73cyclictest0-21swapper/1700:35:209
64719913029,66cyclictest0-21swapper/1722:14:179
64719913028,67cyclictest0-21swapper/1722:39:569
64719913028,67cyclictest0-21swapper/1722:39:569
64719913028,67cyclictest0-21swapper/1721:30:309
6471991300,85cyclictest0-21swapper/1721:45:269
64229913045,55cyclictest0-21swapper/1120:20:253
6498991299,118cyclictest0-21swapper/2200:05:1915
64719912930,67cyclictest0-21swapper/1722:10:019
64719912928,67cyclictest0-21swapper/1719:25:299
64719912924,64cyclictest0-21swapper/1722:58:079
64719912924,64cyclictest0-21swapper/1722:58:069
64719912924,61cyclictest0-21swapper/1722:18:039
64439912932,43cyclictest0-21swapper/1322:30:155
64229912929,69cyclictest0-21swapper/1100:32:073
64229912928,68cyclictest0-21swapper/1119:50:293
64229912928,67cyclictest0-21swapper/1119:20:023
63759912932,68cyclictest0-21swapper/520:22:4227
64719912854,62cyclictest0-21swapper/1700:10:459
64719912833,79cyclictest0-21swapper/1723:34:259
64719912833,79cyclictest0-21swapper/1723:34:259
64719912830,72cyclictest0-21swapper/1719:10:159
64719912830,70cyclictest0-21swapper/1719:37:139
64719912829,73cyclictest0-21swapper/1700:32:099
64719912828,71cyclictest0-21swapper/1719:21:119
64719912828,68cyclictest0-21swapper/1721:38:309
64229912831,67cyclictest0-21swapper/1119:15:133
64229912825,70cyclictest0-21swapper/1123:43:263
64229912825,70cyclictest0-21swapper/1123:43:263
64229912825,60cyclictest0-21swapper/1122:30:133
63759912830,68cyclictest0-21swapper/520:05:2027
6375991280,76cyclictest0-21swapper/520:25:4927
6375991280,75cyclictest0-21swapper/519:30:0027
6498991279,117cyclictest0-21swapper/2222:47:5615
6498991279,117cyclictest0-21swapper/2222:47:5615
64719912733,79cyclictest0-21swapper/1723:56:519
64719912730,73cyclictest0-21swapper/1720:34:249
64719912728,71cyclictest0-21swapper/1723:51:339
64719912728,71cyclictest0-21swapper/1723:51:329
64719912728,65cyclictest0-21swapper/1723:10:249
64719912728,65cyclictest0-21swapper/1723:10:249
64719912727,70cyclictest0-21swapper/1723:06:399
64719912727,70cyclictest0-21swapper/1723:06:399
64719912727,69cyclictest0-21swapper/1700:20:139
64719912727,66cyclictest0-21swapper/1723:38:429
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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