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2025-11-23 - 20:49
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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 50 highest latencies:
System rack6slot6 (updated Sun Nov 23, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1167299210608105389,105216cyclictest21966-21processes10:30:230
116729910700653393,53518cyclictest1911-21snmpd12:16:030
116729910687653478,53398cyclictest0-21swapper12:04:200
116729910681953451,53277cyclictest9-21ksoftirqd/008:39:010
116729910673653481,53191cyclictest9-21ksoftirqd/011:27:290
116729910672053336,53371cyclictest0-21swapper09:41:190
116729910669253466,53162cyclictest133750irq/9-eth010:39:050
116729910664353428,53215cyclictest0-21swapper08:29:080
116729910657153381,53126cyclictest3950irq/9-acpi07:33:120
116729910652353420,53037cyclictest0-21swapper10:22:400
116729910651853437,53081cyclictest0-21swapper09:36:070
116729910647853423,53055cyclictest0-21swapper11:48:250
116729910646953469,53000cyclictest0-21swapper08:52:240
116729910644453441,53003cyclictest0-21swapper09:54:020
116729910632453095,53219cyclictest0-21swapper11:13:450
116729910630053472,52828cyclictest0-21swapper08:01:100
116729910628753389,52862cyclictest14893-21sh11:51:160
116729910627653406,52806cyclictest9-21ksoftirqd/008:11:030
116729910618853456,52732cyclictest0-21swapper11:23:280
116729910617553406,52769cyclictest0-21swapper07:48:560
116729910613653426,52710cyclictest0-21swapper08:44:320
116729910612153424,52697cyclictest0-21swapper08:16:540
116729910515153045,52101cyclictest0-21swapper11:17:560
116729910512153030,52089cyclictest0-21swapper11:06:530
116729910510053031,52067cyclictest0-21swapper08:05:210
116729910503452944,52088cyclictest0-21swapper08:20:150
11672995402653370,566cyclictest0-21swapper09:58:540
11672995383953400,439cyclictest0-21swapper07:19:380
11672995378253418,275cyclictest11663-21cyclictest08:33:190
11672995363353456,177cyclictest0-21swapper07:21:380
11672995347326,0cyclictest0-21swapper10:44:570
11672995346626,53440cyclictest0-21swapper11:34:310
11672995327224,0cyclictest0-21swapper08:56:060
11672995322318,53113cyclictest0-21swapper09:01:070
11672995316225,53137cyclictest0-21swapper07:52:070
11672995306626,53040cyclictest0-21swapper09:11:500
116729923611080,1154cyclictest21534-21ssh09:45:100
116729923481064,1158cyclictest1921-21diskmemload10:48:180
116729922841031,1128cyclictest10439-21ssh09:29:250
116729922721087,1092cyclictest3950irq/9-acpi12:33:180
116729921921097,995cyclictest25388-21ssh12:05:500
116729921821095,963cyclictest1034-21ssh10:00:440
116729921781092,963cyclictest5437-21ssh10:52:590
116729921491025,1031cyclictest3950irq/9-acpi09:17:520
116729921041043,1027cyclictest0-21swapper10:09:270
116729920921019,949cyclictest28781-21diskmemload10:11:370
116729920781035,1022cyclictest0-21swapper11:35:510
116729920501022,994cyclictest0-21swapper11:03:420
116729920211042,881cyclictest20395-21ssh10:28:520
116729920061102,806cyclictest13798-21ssh10:19:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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