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2024-11-21 - 16:18
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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 Thu Nov 21, 2024 12:49:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1089999370168,3cyclictest151rcu_preempt10:43:2421
1080899344146,3cyclictest82-21ksoftirqd/1110:57:143
108999931322,119cyclictest151rcu_preempt09:33:5521
2482912000,191ptp4l0-21swapper/107:05:111
1084899189117,52cyclictest0-21swapper/2010:12:1913
10904991693,156cyclictest0-21swapper/2910:33:2522
10904991680,164cyclictest0-21swapper/2907:28:0422
10904991680,164cyclictest0-21swapper/2907:28:0422
108589915626,84cyclictest0-21swapper/2210:30:1315
108249915529,76cyclictest0-21swapper/1510:20:147
108249915526,128cyclictest0-21swapper/1509:27:307
109049915427,114cyclictest0-21swapper/2909:55:0222
108249915427,83cyclictest0-21swapper/1510:10:177
108649915119,85cyclictest0-21swapper/2311:20:2616
108649915119,103cyclictest0-21swapper/2310:24:5016
10899991470,87cyclictest0-21swapper/2809:05:0421
108249914733,65cyclictest0-21swapper/1507:35:197
108249914733,65cyclictest0-21swapper/1507:35:197
10912991453,140cyclictest0-21swapper/3009:33:0724
10912991450,107cyclictest0-21swapper/3012:30:1724
10853991450,84cyclictest0-21swapper/2111:30:3414
108649914420,106cyclictest0-21swapper/2307:10:2116
108649914420,106cyclictest0-21swapper/2307:10:2116
10912991430,110cyclictest0-21swapper/3011:32:5024
108649914319,87cyclictest0-21swapper/2312:09:0316
109049914227,114cyclictest0-21swapper/2911:49:2422
108649914219,108cyclictest0-21swapper/2308:25:2216
108649914219,108cyclictest0-21swapper/2308:25:2216
108589914253,60cyclictest0-21swapper/2210:55:2015
108589914252,59cyclictest0-21swapper/2211:56:1315
10853991410,84cyclictest0-21swapper/2111:47:4014
108589913939,55cyclictest0-21swapper/2210:16:1615
108589913825,69cyclictest0-21swapper/2210:45:0815
10904991370,79cyclictest0-21swapper/2912:30:0322
108589913752,62cyclictest0-21swapper/2211:22:3415
10912991350,127cyclictest0-21swapper/3009:45:2524
10904991350,85cyclictest0-21swapper/2911:31:1322
10904991350,84cyclictest0-21swapper/2911:51:3222
10853991350,74cyclictest0-21swapper/2109:36:4214
109049913432,73cyclictest0-21swapper/2908:21:3022
109049913432,73cyclictest0-21swapper/2908:21:3022
108539913449,58cyclictest0-21swapper/2109:00:5514
108539913449,56cyclictest0-21swapper/2110:29:5614
108539913442,60cyclictest0-21swapper/2111:29:2914
108089913437,77cyclictest0-21swapper/1112:28:073
108539913352,51cyclictest0-21swapper/2112:16:3014
108539913337,63cyclictest0-21swapper/2111:38:3414
10912991320,89cyclictest0-21swapper/3008:06:3424
10912991320,89cyclictest0-21swapper/3008:06:3324
10904991321,76cyclictest0-21swapper/2908:12:5822
10904991321,76cyclictest0-21swapper/2908:12:5822
10904991320,85cyclictest0-21swapper/2909:28:3322
108589913230,66cyclictest0-21swapper/2209:34:0315
108589913229,64cyclictest0-21swapper/2208:20:1915
108589913229,64cyclictest0-21swapper/2208:20:1915
108589913228,62cyclictest0-21swapper/2212:30:2615
108589913225,64cyclictest0-21swapper/2211:12:3915
108539913243,59cyclictest0-21swapper/2109:24:5714
108249913226,99cyclictest0-21swapper/1507:40:197
108249913226,99cyclictest0-21swapper/1507:40:187
108589913128,59cyclictest0-21swapper/2209:52:1215
108589913125,64cyclictest0-21swapper/2211:00:2415
108589913125,62cyclictest0-21swapper/2211:25:1315
108539913147,56cyclictest0-21swapper/2108:11:3014
108539913147,56cyclictest0-21swapper/2108:11:3014
108539913135,65cyclictest0-21swapper/2111:58:2014
108539913125,66cyclictest0-21swapper/2111:51:4314
108249913117,86cyclictest0-21swapper/1509:54:147
10808991311,86cyclictest0-21swapper/1111:50:103
108999913031,72cyclictest0-21swapper/2809:59:5121
108589913024,61cyclictest0-21swapper/2212:18:0815
108539913047,67cyclictest0-21swapper/2110:32:1714
108539913030,67cyclictest0-21swapper/2109:14:3314
108539913026,67cyclictest0-21swapper/2112:12:1514
108249913032,51cyclictest0-21swapper/1510:05:227
108999912919,67cyclictest0-21swapper/2810:05:4421
108539912937,59cyclictest0-21swapper/2110:13:3514
108539912928,68cyclictest0-21swapper/2111:18:1514
108539912928,67cyclictest0-21swapper/2110:17:5214
108539912926,60cyclictest0-21swapper/2108:00:2114
108539912926,60cyclictest0-21swapper/2108:00:2014
108589912825,64cyclictest0-21swapper/2211:05:1415
108539912851,64cyclictest0-21swapper/2111:10:1514
108539912840,58cyclictest0-21swapper/2110:08:1414
108539912828,66cyclictest0-21swapper/2112:20:1014
108539912827,67cyclictest0-21swapper/2110:02:2214
108539912827,65cyclictest0-21swapper/2112:06:5414
108539912756,58cyclictest0-21swapper/2107:20:2814
108539912756,58cyclictest0-21swapper/2107:20:2714
108539912741,66cyclictest0-21swapper/2112:00:4514
108539912736,59cyclictest0-21swapper/2109:43:3914
108539912729,65cyclictest0-21swapper/2107:34:2214
108539912729,65cyclictest0-21swapper/2107:34:2114
108539912728,64cyclictest0-21swapper/2109:15:5214
108539912727,67cyclictest0-21swapper/2111:02:4614
108539912727,66cyclictest0-21swapper/2107:45:2014
108539912727,66cyclictest0-21swapper/2107:45:2014
108539912727,64cyclictest0-21swapper/2110:23:1314
108539912726,68cyclictest0-21swapper/2110:49:2414
109049912644,56cyclictest0-21swapper/2912:03:3622
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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