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2026-06-26 - 19:52
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Fri Jun 26, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
67829910731453422,53793cyclictest6814-21munin-node07:10:150
67829910695253418,53442cyclictest0-21swapper07:35:530
67829910689053426,53400cyclictest19065-21rm12:14:030
67829910663753431,53206cyclictest0-21swapper10:57:010
67829910658453420,53101cyclictest9-21ksoftirqd/007:21:590
67829910656853473,53095cyclictest0-21swapper09:04:580
67829910654353414,53039cyclictest0-21swapper09:42:190
67829910650253458,53044cyclictest0-21swapper12:08:510
67829910649053436,53054cyclictest0-21swapper12:17:340
67829910647753461,53016cyclictest0-21swapper11:47:150
67829910646353455,53008cyclictest0-21swapper09:11:100
67829910646153448,53013cyclictest0-21swapper10:09:570
67829910645253403,53049cyclictest0-21swapper10:55:000
67829910644853461,52987cyclictest0-21swapper12:22:250
67829910644653442,53004cyclictest0-21swapper08:48:340
67829910644453417,53027cyclictest0-21swapper10:39:050
67829910644153399,53042cyclictest0-21swapper10:27:020
67829910641753430,52987cyclictest0-21swapper11:14:050
67829910639653377,53019cyclictest0-21swapper11:07:030
67829910627953505,52774cyclictest0-21swapper07:30:110
67829910626853394,52808cyclictest0-21swapper07:47:260
67829910626453387,52812cyclictest0-21swapper08:52:150
67829910621753475,52742cyclictest0-21swapper09:51:020
67829910620353466,52737cyclictest0-21swapper09:05:280
67829910619453433,52761cyclictest0-21swapper07:29:410
67829910618853476,52712cyclictest0-21swapper07:17:470
67829910618753430,52757cyclictest0-21swapper07:42:140
67829910618053452,52728cyclictest0-21swapper12:02:190
67829910617653066,53108cyclictest0-21swapper09:32:460
67829910616553446,52719cyclictest0-21swapper08:15:540
67829910614853055,53091cyclictest0-21swapper10:14:580
67829910614753441,52706cyclictest0-21swapper10:44:570
67829910612453043,53079cyclictest0-21swapper11:03:530
67829910611953426,52693cyclictest0-21swapper09:59:240
67829910512653015,52109cyclictest0-21swapper09:25:340
6782995350426,0cyclictest0-21swapper12:38:400
6782995343226,53406cyclictest0-21swapper11:37:320
6782995311927,53092cyclictest0-21swapper10:17:390
6782995310725,53082cyclictest0-21swapper08:05:410
6782995306125,52940cyclictest0-21swapper08:20:050
67829952542857,2389cyclictest2679-21devkit-power-da09:23:240
67829924481035,1288cyclictest5751-21ssh11:54:270
67829924401092,1282cyclictest134850irq/9-eth010:46:270
67829923321009,1231cyclictest3950irq/9-acpi09:49:210
67829923091096,1116cyclictest134850irq/9-eth011:59:490
67829922281071,1063cyclictest0-21swapper11:30:500
67829921721098,977cyclictest9348-21ssh10:23:410
67829920801030,1015cyclictest0-21swapper08:57:460
67829920691031,1017cyclictest0-21swapper09:15:310
67829920621022,1006cyclictest0-21swapper08:44:220
67829920571020,1003cyclictest0-21swapper08:39:110
6782991992941,1014cyclictest30870-21ssh11:43:340
67829919861032,858cyclictest0-21swapper12:25:460
67829919851031,862cyclictest0-21swapper12:30:580
6782991979945,999cyclictest134850irq/9-eth009:36:070
67829919771029,855cyclictest0-21swapper08:04:310
6782991962970,956cyclictest0-21swapper07:58:390
6782991933940,976cyclictest13204-21sh11:16:460
67829919171043,781cyclictest0-21swapper08:34:190
67829919141039,782cyclictest0-21swapper08:28:480
67829918911076,691cyclictest1907-21snmpd11:24:180
6782991814951,829cyclictest18175-21ssh11:25:090
6782991788947,804cyclictest725-21runrttasks08:13:030
6782991745918,791cyclictest28510-21ssh10:04:150
67829916491048,601cyclictest0-21swapper10:33:440
67829915841035,457cyclictest9-21ksoftirqd/007:51:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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