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2024-12-11 - 18:02
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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 792 highest latencies:
System rack6slot6 (updated Wed Dec 11, 2024 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43899910682553441,53384cyclictest0-21swapper11:26:550
43899910680253464,53242cyclictest5905-21ssh11:02:180
43899910679153464,53229cyclictest301522sleep012:21:100
43899910677353471,53211cyclictest0-21swapper07:42:200
43899910669453428,53201cyclictest0-21swapper09:08:250
43899910665653438,53218cyclictest0-21swapper09:16:070
43899910665253470,53085cyclictest5322-21ssh12:31:530
43899910659553446,53083cyclictest0-21swapper09:22:090
43899910655853391,53101cyclictest0-21swapper09:43:250
43899910653153382,53083cyclictest0-21swapper11:42:090
43899910652053479,53041cyclictest0-21swapper10:52:550
43899910647253460,53012cyclictest0-21swapper11:14:410
43899910646953455,53014cyclictest0-21swapper10:59:070
43899910644353401,53042cyclictest0-21swapper12:03:450
43899910644153443,52998cyclictest0-21swapper08:16:400
43899910644153442,52999cyclictest0-21swapper10:35:500
43899910644053399,53041cyclictest0-21swapper11:09:500
43899910643753395,53042cyclictest0-21swapper12:36:150
43899910627953404,52758cyclictest0-21swapper08:02:260
43899910624653406,52748cyclictest0-21swapper09:33:020
43899910620653426,52780cyclictest0-21swapper08:51:100
43899910620453466,52738cyclictest0-21swapper11:22:230
43899910619953466,52733cyclictest0-21swapper08:30:540
43899910615053441,52709cyclictest0-21swapper07:31:070
43899910614753394,52753cyclictest0-21swapper07:48:420
43899910588653362,52524cyclictest0-21swapper10:22:360
43899910508552974,52105cyclictest0-21swapper09:11:050
43899910507552976,52097cyclictest0-21swapper10:13:030
43899910500852906,52100cyclictest0-21swapper10:47:130
4389995382228,53702cyclictest13146-21rm11:57:540
4389995354824,53433cyclictest0-21swapper12:13:380
4389995331125,53286cyclictest0-21swapper12:05:460
4389995323927,53120cyclictest0-21swapper08:21:310
4389995322927,53109cyclictest0-21swapper07:55:540
4389995294625,52856cyclictest0-21swapper11:18:420
43899924051094,1244cyclictest3950irq/9-acpi11:48:110
43899923941037,1258cyclictest26750-21rm12:16:290
43899923791085,1202cyclictest3950irq/9-acpi11:38:280
43899923081099,1110cyclictest23261-21ssh10:41:110
43899922531024,1185cyclictest9-21ksoftirqd/010:28:180
43899922361028,1115cyclictest0-21swapper07:36:180
43899921951074,1027cyclictest20846-21kworker/u2:210:01:500
43899921761067,1010cyclictest30671-21ssh10:06:310
43899921681095,983cyclictest3950irq/9-acpi12:27:220
43899921341012,999cyclictest6220-21ssh10:17:550
43899920871040,1026cyclictest0-21swapper09:52:270
43899920591017,1005cyclictest1911-21snmpd08:26:230
43899920481084,866cyclictest15495-21munin-node08:55:210
4389992047996,1017cyclictest0-21swapper09:04:130
43899919791051,829cyclictest27472-21ssh11:32:360
43899919641029,813cyclictest23710-21ssh09:56:590
4389991963947,982cyclictest0-21swapper09:25:500
4389991957949,987cyclictest0-21swapper10:34:090
43899919061043,826cyclictest21572-21diskmemload09:38:230
43899919031037,775cyclictest0-21swapper07:18:230
43899916811096,585cyclictest0-21swapper07:54:230
4389991666997,577cyclictest9-21ksoftirqd/009:46:060
43899916621085,577cyclictest0-21swapper08:10:080
43899916461079,567cyclictest0-21swapper07:13:320
43899916331042,591cyclictest0-21swapper07:29:560
43899915841048,536cyclictest0-21swapper08:07:170
4389991532758,770cyclictest0-21swapper11:50:310
4389991488724,760cyclictest0-21swapper08:38:560
43899914861013,427cyclictest0-21swapper08:46:480
43899914321083,349cyclictest0-21swapper08:43:270
438999874473,398cyclictest8694-21diskstats07:20:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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