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2025-11-28 - 16:28
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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 Nov 28, 2025 12:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273299910672953465,53173cyclictest27324-21cyclictest10:37:190
273299910658753453,53042cyclictest0-21swapper07:58:530
273299910657353478,53095cyclictest0-21swapper08:58:410
273299910655253413,53048cyclictest0-21swapper07:36:170
273299910651753387,53130cyclictest0-21swapper08:32:030
273299910649353469,53024cyclictest0-21swapper07:13:500
273299910647753402,53075cyclictest0-21swapper07:28:450
273299910646053395,53065cyclictest0-21swapper12:20:590
273299910645753447,53010cyclictest0-21swapper07:15:110
273299910644453461,52983cyclictest0-21swapper08:13:280
273299910625853453,52805cyclictest0-21swapper07:54:320
273299910625853418,52749cyclictest0-21swapper10:51:030
273299910624453383,52797cyclictest0-21swapper12:01:330
273299910624053420,52755cyclictest27881-21kworker/0:108:29:320
273299910624053099,53136cyclictest23002-21ssh09:24:080
273299910619953463,52736cyclictest0-21swapper08:19:090
273299910618653456,52730cyclictest0-21swapper11:05:470
273299910618553458,52727cyclictest0-21swapper09:02:010
273299910617453452,52722cyclictest0-21swapper07:21:120
273299910614653441,52705cyclictest0-21swapper08:50:580
273299910614253434,52708cyclictest0-21swapper08:24:210
273299910614153435,52706cyclictest0-21swapper09:38:220
273299910612153423,52698cyclictest0-21swapper08:37:550
273299910611053417,52693cyclictest0-21swapper10:41:100
273299910594653298,52648cyclictest0-21swapper10:08:000
273299910540253008,52391cyclictest16252-21ssh09:57:580
273299910536553108,52257cyclictest0-21swapper11:11:590
273299910517253056,52114cyclictest0-21swapper11:46:390
273299910514753051,52094cyclictest0-21swapper12:07:050
273299910500552908,52095cyclictest0-21swapper12:13:570
273299910500252903,52097cyclictest0-21swapper12:29:210
273299910497752917,52058cyclictest0-21swapper11:56:220
27329995424128,54119cyclictest4497-21kworker/u2:011:16:400
2732999530928,53082cyclictest0-21swapper08:04:350
273299951442772,2360cyclictest2739-21devkit-power-da10:29:070
273299923171070,1145cyclictest22205-21ssh10:49:320
273299922001038,1067cyclictest0-21swapper08:05:150
273299921721093,979cyclictest27424-21ssh11:39:570
273299920761015,1026cyclictest0-21swapper10:20:140
273299920731026,1012cyclictest0-21swapper10:02:190
27329992034963,1033cyclictest26777-21sh09:29:090
273299920231026,872cyclictest9283-21rm10:31:170
27329992009984,1004cyclictest0-21swapper12:36:330
27329991959937,985cyclictest1911-21snmpd07:47:300
273299919391075,773cyclictest0-21swapper08:42:160
273299918921031,767cyclictest0-21swapper08:49:280
273299918491047,680cyclictest12214-21diskmemload12:18:180
27329991786979,790cyclictest30487-21ssh10:16:330
273299917301058,672cyclictest0-21swapper11:42:580
273299917111079,632cyclictest0-21swapper09:09:140
273299916611043,618cyclictest0-21swapper11:26:130
273299916491059,501cyclictest27324-21cyclictest11:04:070
273299916461065,581cyclictest0-21swapper07:43:390
27329991602793,805cyclictest0-21swapper11:51:400
27329991582768,811cyclictest0-21swapper09:16:460
27329991564747,814cyclictest0-21swapper10:13:220
27329991555746,806cyclictest0-21swapper07:30:050
273299915471047,434cyclictest0-21swapper09:46:340
27329991546726,812cyclictest0-21swapper09:41:130
27329991524750,770cyclictest0-21swapper12:34:530
27329991489741,735cyclictest28296-21sh10:57:150
27329991436716,715cyclictest11345-21ssh09:50:450
27329991422654,764cyclictest0-21swapper11:21:010
27329991397629,765cyclictest0-21swapper11:33:150
273299913911019,372cyclictest0-21swapper09:12:450
27329991148516,630cyclictest0-21swapper09:33:510
25284255353,209sleep00-21swapper07:05:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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