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2026-01-10 - 20:53
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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 Sat Jan 10, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211569910699853423,53484cyclictest0-21swapper11:12:180
211569910678653468,53318cyclictest0-21swapper10:48:510
211569910674753406,53275cyclictest11-21rcu_preempt08:00:220
211569910672553461,53201cyclictest9-21ksoftirqd/012:05:030
211569910653753431,53106cyclictest0-21swapper10:05:280
211569910652453437,53022cyclictest16750-21ssh11:46:270
211569910650053467,53033cyclictest0-21swapper10:54:220
211569910648553477,53008cyclictest0-21swapper11:06:360
211569910648153401,53080cyclictest0-21swapper07:10:080
211569910647653448,53028cyclictest0-21swapper09:11:230
211569910646253409,53053cyclictest0-21swapper09:43:020
211569910645853470,52925cyclictest21155-21cyclictest07:29:230
211569910644953388,53030cyclictest0-21swapper11:57:010
211569910641953429,52990cyclictest0-21swapper12:11:250
211569910641953427,52992cyclictest0-21swapper08:58:290
211569910630553408,52897cyclictest0-21swapper08:06:540
211569910627853403,52759cyclictest0-21swapper08:34:320
211569910627653402,52759cyclictest0-21swapper08:54:080
211569910626253389,52810cyclictest0-21swapper10:29:550
211569910622653474,52752cyclictest0-21swapper10:15:310
211569910621953476,52743cyclictest0-21swapper08:23:190
211569910621753471,52746cyclictest0-21swapper07:35:550
211569910617853409,52769cyclictest0-21swapper11:25:520
211569910615353398,52755cyclictest0-21swapper07:33:040
211569910614453439,52705cyclictest0-21swapper12:31:100
211569910593553264,52671cyclictest0-21swapper12:25:590
211569910574552921,52818cyclictest32421-21ssh09:47:330
211569910570452978,52720cyclictest19543-21ssh09:29:180
211569910553553003,52529cyclictest14394-21ssh11:43:470
211569910549952984,52512cyclictest11254-21ssh10:04:180
211569910508152974,52105cyclictest0-21swapper09:19:150
21156995380421,735cyclictest0-21swapper11:33:040
21156995350226,0cyclictest0-21swapper12:35:320
21156995323424,0cyclictest0-21swapper11:23:510
21156995316125,0cyclictest0-21swapper07:43:480
21156995313425,53109cyclictest0-21swapper08:48:060
21156995307326,53047cyclictest0-21swapper09:20:450
211569953682718,2647cyclictest1741-21hald09:03:410
211569927851090,1568cyclictest24505-21ssh10:23:230
211569923941023,1247cyclictest25586-21ssh09:37:400
211569923491031,1192cyclictest31231-21automount10:33:160
211569923261031,861cyclictest0-21swapper09:06:210
211569923061096,1084cyclictest19407-21ssh11:03:250
211569921841038,1022cyclictest16662-21ssh10:59:540
211569921341012,1023cyclictest18033-21ssh10:14:110
211569921211023,975cyclictest2099-21runrttasks10:44:400
21156992053998,1021cyclictest0-21swapper09:50:540
211569919931036,864cyclictest0-21swapper07:22:410
211569919711022,828cyclictest0-21swapper08:36:030
21156991919941,942cyclictest22243-21ssh09:32:490
21156991917937,943cyclictest9165-21ssh12:23:380
211569919091036,780cyclictest0-21swapper11:36:040
211569919051048,789cyclictest0-21swapper11:54:500
211569918221060,669cyclictest0-21swapper12:15:360
211569917371032,612cyclictest0-21swapper07:19:310
211569916241058,474cyclictest9-21ksoftirqd/008:28:000
211569915981090,441cyclictest0-21swapper08:19:580
211569915931053,540cyclictest0-21swapper09:59:060
211569915881068,520cyclictest0-21swapper08:42:340
211569915701097,409cyclictest9-21ksoftirqd/011:19:300
211569915621037,525cyclictest0-21swapper07:53:300
211569915191014,505cyclictest0-21swapper07:45:080
211569914871004,419cyclictest0-21swapper08:11:150
211569914791008,361cyclictest0-21swapper07:57:210
211569914471091,356cyclictest0-21swapper10:39:480
211569914081071,337cyclictest0-21swapper12:01:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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