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2026-04-29 - 12:46
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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 Wed Apr 29, 2026 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
173339910697553410,53468cyclictest1907-21snmpd20:04:420
173339910675253416,53245cyclictest0-21swapper20:20:360
173339910649953467,53032cyclictest0-21swapper20:48:140
173339910649753471,53026cyclictest0-21swapper19:37:140
173339910643653396,53040cyclictest0-21swapper20:36:210
173339910642853392,53036cyclictest0-21swapper20:53:560
173339910641253429,52983cyclictest0-21swapper20:55:060
173339910622453475,52749cyclictest0-21swapper20:33:100
173339910621653472,52744cyclictest0-21swapper21:02:380
173339910620253436,52766cyclictest0-21swapper19:33:130
173339910619453461,52733cyclictest0-21swapper21:08:400
173339910617653469,52707cyclictest0-21swapper19:28:510
173339910617553454,52721cyclictest0-21swapper20:44:530
173339910616953448,52721cyclictest0-21swapper20:12:340
173339910616353447,52716cyclictest0-21swapper19:45:360
173339910614553440,52705cyclictest0-21swapper21:19:530
173339910611553030,53083cyclictest0-21swapper23:32:320
173339910607152987,53082cyclictest0-21swapper23:43:450
173339910600952931,53076cyclictest0-21swapper00:11:130
173339910598752910,53075cyclictest0-21swapper23:58:090
173339910589253053,52832cyclictest9666-21seq22:50:190
173339910565753032,52623cyclictest25372-21ssh22:27:230
173339910538352993,52387cyclictest7453-21ssh22:47:090
173339910527153037,52232cyclictest9480-21ssh23:35:020
173339910524952935,52311cyclictest18952-21ssh23:47:360
173339910524752931,52314cyclictest22496-21ssh23:52:270
173339910514553051,52092cyclictest0-21swapper21:45:410
173339910513253029,52101cyclictest0-21swapper22:00:350
173339910512253040,52080cyclictest0-21swapper22:08:480
173339910511353012,52099cyclictest0-21swapper00:23:460
173339910507652998,52076cyclictest0-21swapper19:22:300
173339910507252975,52095cyclictest0-21swapper00:02:300
173339910505852957,52099cyclictest0-21swapper00:28:280
173339910504952946,52101cyclictest0-21swapper23:15:070
173339910504752948,52097cyclictest0-21swapper22:38:260
173339910503552973,52057cyclictest0-21swapper21:28:160
173339910503152934,52095cyclictest0-21swapper22:23:020
173339910502752905,52117cyclictest0-21swapper21:22:340
173339910495652892,52062cyclictest0-21swapper21:33:470
17333995324127,53122cyclictest0-21swapper19:52:080
17333995323025,53113cyclictest0-21swapper19:44:160
17333995312426,53098cyclictest0-21swapper20:28:290
17333995304527,53018cyclictest0-21swapper00:31:290
173339925211099,1322cyclictest2099-21runrttasks23:07:340
173339921001041,1025cyclictest0-21swapper22:33:140
17333992051938,1078cyclictest0-21swapper22:58:320
173339920191035,863cyclictest0-21swapper20:18:360
173339919431072,777cyclictest0-21swapper19:57:400
173339919201021,878cyclictest3950irq/9-acpi23:20:480
17333991752843,895cyclictest0-21swapper20:07:220
17333991649894,738cyclictest3988-21ssh22:42:270
17333991558736,819cyclictest0-21swapper21:51:220
173339914781091,387cyclictest0-21swapper00:37:500
17333991474707,763cyclictest0-21swapper22:19:310
17333991468723,733cyclictest2725-21ssh21:55:440
173339914661101,365cyclictest0-21swapper21:41:300
173339914591096,363cyclictest0-21swapper22:13:490
173339914541095,359cyclictest0-21swapper23:03:430
17333991446678,764cyclictest0-21swapper21:38:290
17333991436671,761cyclictest0-21swapper21:11:210
17333991425709,713cyclictest0-21swapper23:12:060
173339913971023,374cyclictest0-21swapper23:28:100
17333991393672,718cyclictest0-21swapper00:18:550
173339913791033,309cyclictest588-21ssh00:07:020
17333991225620,601cyclictest12137-21hwlatdetect-tra19:16:380
17333991212616,593cyclictest22571-21hwlatdetect-tra19:12:470
3233321470,2sleep032329-21grep19:09:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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