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2026-01-01 - 22:46
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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 Jan 01, 2026 12:47:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
330891239230,6phc2sys0-21swapper/207:05:1312
170669917429,40cyclictest151rcu_preempt10:55:2421
17033991736,162cyclictest0-21swapper/2308:40:0116
169729916522,106cyclictest0-21swapper/1510:36:557
170619916325,111cyclictest0-21swapper/2709:45:1620
17033991576,136cyclictest0-21swapper/2309:46:1516
169279915541,82cyclictest0-21swapper/811:00:1930
169279915033,85cyclictest0-21swapper/812:25:2430
170619914825,121cyclictest0-21swapper/2707:50:2420
170619914725,74cyclictest0-21swapper/2711:40:1020
169279914528,116cyclictest0-21swapper/810:35:0030
168769914526,118cyclictest0-21swapper/008:30:230
169279914428,96cyclictest0-21swapper/812:16:0430
169729914257,62cyclictest0-21swapper/1509:00:437
169279914224,98cyclictest0-21swapper/809:33:3330
170749914148,63cyclictest0-21swapper/3010:36:0524
169729914149,56cyclictest0-21swapper/1511:08:127
168769914153,60cyclictest0-21swapper/010:51:410
170749914042,64cyclictest0-21swapper/3010:10:5824
17074991400,82cyclictest0-21swapper/3011:46:3824
17009991400,87cyclictest0-21swapper/2009:28:0613
170749913925,69cyclictest0-21swapper/3012:28:4824
169729913941,66cyclictest0-21swapper/1510:20:217
168769913931,68cyclictest0-21swapper/012:13:080
170749913849,57cyclictest0-21swapper/3011:40:1224
17074991380,81cyclictest0-21swapper/3010:57:4424
169729913852,59cyclictest0-21swapper/1508:50:027
169079913845,60cyclictest0-21swapper/512:04:1027
169079913821,66cyclictest0-21swapper/508:16:4427
16907991380,79cyclictest0-21swapper/511:12:3327
168769913828,67cyclictest0-21swapper/007:50:310
16876991380,82cyclictest0-21swapper/009:10:250
170749913727,69cyclictest0-21swapper/3011:04:5724
169729913737,62cyclictest0-21swapper/1508:45:287
168769913747,57cyclictest0-21swapper/007:37:430
168769913747,57cyclictest0-21swapper/007:37:430
168769913729,66cyclictest0-21swapper/009:30:250
16876991371,83cyclictest0-21swapper/010:15:020
170749913651,60cyclictest0-21swapper/3011:54:3824
170749913640,61cyclictest0-21swapper/3010:25:2424
170749913628,70cyclictest0-21swapper/3008:58:0424
17074991360,82cyclictest0-21swapper/3009:50:4024
169729913648,63cyclictest0-21swapper/1509:25:007
169729913647,67cyclictest0-21swapper/1507:40:017
169729913647,67cyclictest0-21swapper/1507:40:017
169279913619,87cyclictest0-21swapper/811:48:4530
169079913650,60cyclictest0-21swapper/509:38:2927
168769913655,62cyclictest0-21swapper/008:29:170
168769913630,67cyclictest0-21swapper/010:28:400
168769913629,66cyclictest0-21swapper/007:25:270
168769913629,66cyclictest0-21swapper/007:25:260
16876991360,83cyclictest0-21swapper/010:45:010
170749913529,69cyclictest0-21swapper/3011:05:1524
170749913528,64cyclictest0-21swapper/3008:50:1724
170749913515,74cyclictest0-21swapper/3010:40:2124
17033991356,94cyclictest0-21swapper/2311:57:3716
169729913550,63cyclictest0-21swapper/1510:16:367
169729913547,53cyclictest0-21swapper/1511:27:417
169729913531,63cyclictest0-21swapper/1509:15:097
169729913527,64cyclictest0-21swapper/1510:28:547
16907991350,81cyclictest0-21swapper/510:37:1727
168769913531,37cyclictest0-21swapper/009:29:400
168769913530,67cyclictest0-21swapper/012:00:220
16876991351,82cyclictest0-21swapper/009:20:300
16876991350,83cyclictest0-21swapper/010:14:470
16876991350,82cyclictest0-21swapper/010:08:560
16876991350,79cyclictest0-21swapper/009:15:150
170749913447,61cyclictest0-21swapper/3010:00:1724
170749913447,58cyclictest0-21swapper/3008:47:3724
170749913437,59cyclictest0-21swapper/3010:05:0624
170749913423,74cyclictest0-21swapper/3009:15:5624
170749913416,72cyclictest0-21swapper/3012:33:0824
17074991340,79cyclictest0-21swapper/3009:42:0724
169729913451,53cyclictest0-21swapper/1510:09:077
169729913429,66cyclictest0-21swapper/1511:51:447
168769913429,66cyclictest0-21swapper/011:10:030
168769913429,60cyclictest0-21swapper/012:25:160
168769913426,64cyclictest0-21swapper/011:01:330
16876991340,75cyclictest0-21swapper/011:20:170
170749913352,68cyclictest0-21swapper/3012:05:5224
170749913345,60cyclictest0-21swapper/3009:34:0624
170749913339,63cyclictest0-21swapper/3009:29:1624
170749913327,72cyclictest0-21swapper/3008:03:1624
170749913319,74cyclictest0-21swapper/3009:48:3224
170749913316,71cyclictest0-21swapper/3012:15:3024
17074991330,79cyclictest0-21swapper/3011:55:1124
17074991330,76cyclictest0-21swapper/3012:01:0424
169729913328,62cyclictest0-21swapper/1511:36:467
169729913327,63cyclictest0-21swapper/1510:43:507
169079913351,56cyclictest0-21swapper/510:02:3227
169079913347,56cyclictest0-21swapper/510:51:0927
168769913330,65cyclictest0-21swapper/012:23:480
168769913329,62cyclictest0-21swapper/011:35:150
16876991331,82cyclictest0-21swapper/008:15:260
16876991331,77cyclictest0-21swapper/011:51:170
170749913235,59cyclictest0-21swapper/3011:26:1924
170749913227,68cyclictest0-21swapper/3012:37:2324
170749913226,67cyclictest0-21swapper/3011:20:2724
17074991320,77cyclictest0-21swapper/3011:10:1824
169729913250,50cyclictest0-21swapper/1507:35:477
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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