You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-19 - 08:41
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Characteristics of the 100 highest latencies:
System rack6slot5.osadl.org (updated Sun Oct 19, 2025 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
409599108025490,5308cyclictest18803-21kworker/0:000:21:380
409599107105610,5049cyclictest5464-21kworker/0:222:56:260
409599104945491,4952cyclictest4517-21kworker/0:120:39:130
409599101245297,4767cyclictest4517-21kworker/0:119:59:010
409599101075238,4864cyclictest24408-21kworker/0:122:24:200
40959999135223,4679cyclictest482-21kworker/0:200:38:290
40959998935238,4650cyclictest4517-21kworker/0:119:34:090
40959998885210,4673cyclictest4285-21kworker/0:221:43:430
40959998535102,4740cyclictest18803-21kworker/0:000:17:240
40959998125190,4611cyclictest18803-21kworker/0:000:08:440
40959996765115,4550cyclictest4517-21kworker/0:120:24:430
40959992934639,4643cyclictest4285-21kworker/0:221:51:550
40959992874722,4554cyclictest4285-21kworker/0:222:04:090
40959992604719,4537cyclictest4668-21kworker/0:123:56:240
40959992534825,4417cyclictest4517-21kworker/0:120:04:530
40959991334652,4469cyclictest4517-21kworker/0:120:45:130
40959991044794,4258cyclictest24408-21kworker/0:122:18:430
40959990044602,4391cyclictest4517-21kworker/0:121:39:200
40959990014605,4391cyclictest4517-21kworker/0:119:38:000
40959989914697,4283cyclictest4517-21kworker/0:120:28:480
40959989574722,4184cyclictest4668-21kworker/0:123:50:480
40959988364457,4328cyclictest4517-21kworker/0:120:51:410
40959987714688,4079cyclictest4517-21kworker/0:121:09:570
40959987274462,4254cyclictest4517-21kworker/0:121:31:130
40959987254353,4361cyclictest4668-21kworker/0:100:00:250
40959986694529,4129cyclictest5464-21kworker/0:223:10:210
40959986484425,4212cyclictest4517-21kworker/0:120:08:500
40959986464610,4025cyclictest30394-21kworker/0:223:31:340
40959986464513,4122cyclictest482-21kworker/0:200:34:150
40959985864257,4314cyclictest4517-21kworker/0:119:15:050
40959985634371,4187cyclictest24408-21kworker/0:122:32:540
40959985314566,3960cyclictest4668-21kworker/0:123:48:100
40959984454327,4107cyclictest4517-21kworker/0:121:18:480
40959980914087,3953cyclictest4517-21kworker/0:119:28:410
40959980494230,3809cyclictest4517-21kworker/0:121:14:210
40959978694186,3640cyclictest4517-21kworker/0:121:25:520
40959977883838,3899cyclictest4517-21kworker/0:120:18:490
40959976674091,3561cyclictest4285-21kworker/0:221:58:220
40959976404079,3546cyclictest5464-21kworker/0:222:51:420
40959976024101,3490cyclictest5464-21kworker/0:223:01:550
40959975644124,3388cyclictest4517-21kworker/0:119:51:130
40959975523918,3620cyclictest26874-21kworker/0:023:25:500
40959975494067,3471cyclictest4517-21kworker/0:119:49:130
40959974413913,3517cyclictest24408-21kworker/0:122:28:270
40959973333904,3369cyclictest4517-21kworker/0:120:59:550
40959971663771,3384cyclictest18803-21kworker/0:000:25:340
40959968123698,3103cyclictest4517-21kworker/0:121:23:200
40959967853708,3074cyclictest4517-21kworker/0:119:14:000
40959967843636,3097cyclictest24408-21kworker/0:122:35:370
40959967573622,3084cyclictest4668-21kworker/0:123:38:080
40959967483460,3277cyclictest5464-21kworker/0:222:45:010
40959967443572,3161cyclictest18316-21kworker/0:022:08:090
40959967383302,3376cyclictest18316-21kworker/0:022:14:380
40959966953694,2950cyclictest26874-21kworker/0:023:21:390
40959966143503,3107cyclictest5464-21kworker/0:223:06:030
40959966003596,2999cyclictest4285-21kworker/0:221:47:560
40959965913254,3322cyclictest4517-21kworker/0:119:24:510
40959965463529,2966cyclictest4517-21kworker/0:120:43:200
40959964513458,2933cyclictest4517-21kworker/0:119:43:330
40959963783332,2995cyclictest5464-21kworker/0:222:43:340
40959963683421,2887cyclictest4517-21kworker/0:120:31:030
40959963623431,2880cyclictest4668-21kworker/0:123:42:230
40959963223347,2964cyclictest5464-21kworker/0:223:18:570
40959962033395,2797cyclictest18803-21kworker/0:000:13:030
40959961653330,2783cyclictest4517-21kworker/0:121:03:530
40959952902845,2434cyclictest4517-21kworker/0:120:13:000
36212833183,203sleep00-21swapper19:07:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional