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2026-06-03 - 08:11
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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 rackeslot3.osadl.org (updated Wed Jun 03, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3883258996662,2cyclictest3969846-21fschecks_count22:10:151
388325899626,2cyclictest4022049-21fschecks_count23:10:141
3883258996158,2cyclictest0-21swapper/121:07:251
3883258996144,16cyclictest3895181-21kworker/1:220:04:561
3883258996144,15cyclictest2611354-1kworker/1:2H22:20:151
3883258996142,17cyclictest3989508-21kworker/1:122:35:141
3883258996044,15cyclictest3989508-21kworker/1:122:42:351
3883258996044,15cyclictest3900668-21kworker/1:320:20:171
3883258996044,15cyclictest3900668-21kworker/1:320:20:161
3883258996043,16cyclictest4066929-21kworker/1:100:10:131
3883258996043,16cyclictest4032545-21kworker/1:123:25:001
3883258996043,16cyclictest3900668-21kworker/1:320:17:121
3883258996041,17cyclictest3984933-21kworker/1:222:27:281
3883254996046,11cyclictest3009916-1kworker/0:2H21:37:230
3883258995943,15cyclictest4066929-21kworker/1:100:05:181
3883258995943,15cyclictest4023123-21kworker/1:023:20:151
3883258995943,15cyclictest4023123-21kworker/1:023:15:181
3883258995943,15cyclictest3928679-21kworker/1:121:45:011
3883258995943,15cyclictest3917597-21kworker/1:021:15:151
3883258995943,15cyclictest3917597-21kworker/1:021:10:151
3883258995943,15cyclictest3908327-21kworker/1:020:45:171
3883258995943,15cyclictest3900668-21kworker/1:320:25:131
3883258995943,15cyclictest3895181-21kworker/1:220:10:131
3883258995942,16cyclictest2611354-1kworker/1:2H19:15:061
3883258995942,15cyclictest3913019-21kworker/1:320:55:121
3883258995941,17cyclictest4039632-21kworker/1:323:35:131
3883258995941,17cyclictest3917597-21kworker/1:021:25:141
3883258995842,15cyclictest4010644-21kworker/1:123:05:011
3883258995842,15cyclictest3908327-21kworker/1:020:50:031
3883258995842,15cyclictest3890825-21kworker/1:119:50:131
3883258995842,15cyclictest3889019-21kworker/1:019:40:101
3883258995842,15cyclictest3881665-21kworker/1:119:15:001
3883258995842,15cyclictest2611354-1kworker/1:2H22:19:031
3883258995841,16cyclictest4085131-21kworker/1:100:28:031
3883258995841,16cyclictest3984933-21kworker/1:222:32:401
3883258995841,16cyclictest3960525-21kworker/1:222:05:001
3883258995841,16cyclictest3942329-21kworker/1:221:40:001
3883258995841,16cyclictest3906220-21kworker/1:220:40:151
3883258995841,16cyclictest3900668-21kworker/1:320:30:171
3883258995841,15cyclictest2611354-1kworker/1:2H19:20:101
388325899581,55cyclictest0-21swapper/122:05:141
3883254995843,3cyclictest3009916-1kworker/0:2H22:35:130
3883258995741,15cyclictest4044557-21kworker/1:023:55:151
3883258995741,15cyclictest4044557-21kworker/1:000:00:141
3883258995741,15cyclictest4001038-21kworker/1:222:55:011
3883258995741,15cyclictest4001038-21kworker/1:222:47:361
3883258995741,15cyclictest3937778-21kworker/1:021:35:011
3883258995741,15cyclictest3895181-21kworker/1:219:59:551
3883258995741,15cyclictest3889641-21kworker/1:319:45:011
3883258995740,16cyclictest4089709-21kworker/1:200:30:151
3883258995740,16cyclictest4044557-21kworker/1:023:40:151
3883258995740,16cyclictest4010644-21kworker/1:123:00:011
3883258995736,19cyclictest3912966-21kworker/1:121:00:151
3883262995651,3cyclictest3949562-21kworker/2:121:53:332
3883258995640,15cyclictest4094194-21kworker/1:000:35:151
3883258995640,15cyclictest4039632-21kworker/1:323:32:511
3883258995639,16cyclictest4001038-21kworker/1:222:50:021
3883258995639,16cyclictest3917597-21kworker/1:021:20:031
388325899561,3cyclictest0-21swapper/120:39:331
3883258995539,15cyclictest4066929-21kworker/1:100:15:181
3883258995539,15cyclictest3937778-21kworker/1:021:35:001
3883258995539,15cyclictest3895181-21kworker/1:220:05:171
3883258995539,15cyclictest3887218-21kworker/1:219:35:331
3883258995539,15cyclictest3887218-21kworker/1:219:32:061
3883258995537,17cyclictest3951440-21kworker/1:221:50:151
388325899551,53cyclictest0-21swapper/121:59:071
3883254995550,3cyclictest3009916-1kworker/0:2H23:31:060
3883258995437,16cyclictest4075955-21kworker/1:000:20:021
3883258995437,16cyclictest4052480-21kworker/1:223:45:131
3883254995450,3cyclictest3945059-21kworker/0:222:16:330
3883254995449,3cyclictest4045860-21kworker/0:023:48:010
3883258995336,16cyclictest3885398-21kworker/1:019:26:581
3883258995335,17cyclictest4044557-21kworker/1:023:50:011
3883254995347,4cyclictest3009916-1kworker/0:2H23:35:340
3883265995248,2cyclictest3878878-21kworker/3:019:14:313
3883262995248,2cyclictest3986169-21kworker/2:022:31:182
3883262995247,3cyclictest2909223-1kworker/2:0H21:55:342
3883265995046,3cyclictest2636582-1kworker/3:1H23:25:153
3883265995045,3cyclictest3977843-21kworker/3:222:35:233
3883265995045,3cyclictest3977843-21kworker/3:200:36:353
3883265995045,3cyclictest3878878-21kworker/3:020:11:303
3883262995047,2cyclictest2909223-1kworker/2:0H21:20:342
3883262995046,2cyclictest3896742-21kworker/2:220:17:362
3883262995045,3cyclictest2909223-1kworker/2:0H20:27:002
3883262995044,3cyclictest2909223-1kworker/2:0H20:40:142
3883254995045,3cyclictest3009916-1kworker/0:2H19:38:560
3883265994946,2cyclictest3960529-21kworker/3:022:17:393
3883262994943,3cyclictest2909223-1kworker/2:0H19:37:012
3883254994943,4cyclictest3009916-1kworker/0:2H21:10:150
3883265994845,2cyclictest3878878-21kworker/3:020:01:313
3883265994844,3cyclictest3977843-21kworker/3:200:17:003
3883265994844,2cyclictest3878878-21kworker/3:019:44:303
3883265994844,2cyclictest2636582-1kworker/3:1H23:15:183
3883265994844,2cyclictest2636582-1kworker/3:1H21:15:173
3883265994843,3cyclictest3943432-21kworker/3:221:58:023
3883265994843,3cyclictest2636582-1kworker/3:1H21:50:033
3883262994845,2cyclictest3972143-21kworker/2:222:22:032
3883262994845,2cyclictest2909223-1kworker/2:0H20:49:332
3883254994845,2cyclictest4001646-21kworker/0:123:07:470
3883254994844,2cyclictest3009916-1kworker/0:2H20:50:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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