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2026-03-27 - 17:42
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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 all highest latencies:
System rack6slot6 (updated Fri Mar 27, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13829910693753427,53419cyclictest0-21swapper07:38:200
13829910663553462,53108cyclictest9-21ksoftirqd/010:44:240
13829910663553417,53196cyclictest9907-21ssh09:43:560
13829910654553429,53116cyclictest0-21swapper07:18:040
13829910653353394,53139cyclictest0-21swapper08:52:010
13829910653153381,53085cyclictest0-21swapper12:00:250
13829910650253419,52986cyclictest26306-21ssh11:41:400
13829910649053422,53068cyclictest0-21swapper11:20:240
13829910646453470,52994cyclictest0-21swapper09:00:540
13829910646153439,53022cyclictest0-21swapper12:39:570
13829910645753466,52991cyclictest0-21swapper11:34:480
13829910645253440,53012cyclictest0-21swapper09:11:370
13829910645253440,53012cyclictest0-21swapper08:12:300
13829910644953396,53053cyclictest0-21swapper10:48:250
13829910644553399,53046cyclictest0-21swapper09:28:420
13829910644253395,53047cyclictest0-21swapper11:47:520
13829910640753421,52986cyclictest0-21swapper11:16:530
13829910635753428,52929cyclictest0-21swapper08:57:030
13829910627153393,52814cyclictest0-21swapper09:31:020
13829910626253391,52805cyclictest0-21swapper10:39:520
13829910621653468,52748cyclictest0-21swapper08:04:580
13829910618253458,52724cyclictest0-21swapper07:32:480
13829910617853410,52768cyclictest0-21swapper07:51:340
13829910616553437,52728cyclictest0-21swapper08:22:230
13829910615653401,52755cyclictest0-21swapper08:09:390
13829910614153434,52707cyclictest0-21swapper08:40:480
13829910588953374,52515cyclictest0-21swapper12:07:480
13829910514853034,52112cyclictest0-21swapper09:51:380
1382995336926,53343cyclictest0-21swapper12:33:150
1382995334930,53252cyclictest9-21ksoftirqd/007:42:510
1382995305525,53030cyclictest0-21swapper12:19:010
1382995305325,53028cyclictest0-21swapper07:21:150
1382995303625,52920cyclictest0-21swapper12:12:190
1382995287029,52841cyclictest0-21swapper08:30:350
1382995284726,52821cyclictest0-21swapper07:58:360
1382995277525,52750cyclictest0-21swapper10:09:330
13829924121099,1221cyclictest950ksoftirqd/010:22:470
13829923661024,1216cyclictest19930-21ssh09:58:300
13829923171016,1207cyclictest134850irq/9-eth010:12:540
13829920501022,1008cyclictest0-21swapper10:04:420
1382992015984,995cyclictest1889-21ssh11:05:500
13829920131031,890cyclictest0-21swapper08:37:570
13829920001101,809cyclictest3950irq/9-acpi12:24:420
13829919641019,851cyclictest0-21swapper08:29:250
13829919581014,924cyclictest0-21swapper09:20:290
13829919311011,794cyclictest2099-21runrttasks07:49:230
1382991921934,973cyclictest0-21swapper11:59:450
1382991903911,978cyclictest0-21swapper09:35:030
13829919031037,772cyclictest0-21swapper10:17:560
13829919021093,685cyclictest24486-21ssh09:17:380
13829918881052,836cyclictest0-21swapper07:26:060
13829918541078,676cyclictest32587-21ssh11:50:330
13829918291017,693cyclictest0-21swapper10:52:360
13829918111049,667cyclictest0-21swapper08:16:110
13829917611036,630cyclictest27637-21ssh10:56:170
13829917601084,588cyclictest3950irq/9-acpi11:37:390
13829917351065,578cyclictest0-21swapper09:09:160
13829917221041,681cyclictest0-21swapper11:26:460
13829916881008,588cyclictest10-21rcuc/007:10:320
13829916661010,656cyclictest0-21swapper10:31:400
13829916581057,601cyclictest0-21swapper12:25:230
13829916421073,569cyclictest0-21swapper08:48:000
13829916051093,447cyclictest9-21ksoftirqd/010:26:480
13829915701009,467cyclictest0-21swapper09:48:070
13829914661100,366cyclictest0-21swapper11:13:420
13829914621098,364cyclictest0-21swapper11:03:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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