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2025-12-23 - 05:46
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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 376 highest latencies:
System rack6slot6 (updated Tue Dec 23, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323099910714253474,53543cyclictest1907-21snmpd23:49:350
323099910706453437,53530cyclictest2099-21runrttasks20:55:550
323099910704253409,53512cyclictest6041-21diskmemload00:07:200
323099910696453394,53474cyclictest10063-21rm22:03:240
323099910677153411,53266cyclictest0-21swapper20:27:270
323099910664153389,53162cyclictest0-21swapper21:26:540
323099910657653402,53109cyclictest0-21swapper22:26:510
323099910656853464,53104cyclictest0-21swapper21:31:250
323099910653953384,53091cyclictest0-21swapper21:10:390
323099910653253484,53048cyclictest0-21swapper22:15:580
323099910649453474,53020cyclictest0-21swapper19:50:160
323099910649253468,53024cyclictest0-21swapper21:21:320
323099910648653419,53067cyclictest0-21swapper22:36:440
323099910646753411,53056cyclictest0-21swapper00:22:540
323099910646153451,53010cyclictest0-21swapper22:40:150
323099910646053448,53012cyclictest0-21swapper20:38:100
323099910644953401,53048cyclictest0-21swapper22:45:570
323099910644053455,52985cyclictest0-21swapper00:19:230
323099910643953400,53039cyclictest0-21swapper21:48:200
323099910642953391,53038cyclictest0-21swapper19:23:080
323099910642653414,53012cyclictest0-21swapper21:51:010
323099910642053435,52985cyclictest0-21swapper21:03:370
323099910641853427,52991cyclictest0-21swapper20:05:400
323099910625253401,52851cyclictest0-21swapper19:26:090
323099910619653461,52735cyclictest0-21swapper20:42:110
323099910619253466,52726cyclictest0-21swapper19:49:360
323099910616553405,52760cyclictest0-21swapper00:03:390
323099910616253443,52719cyclictest0-21swapper23:10:030
323099910615053439,52711cyclictest0-21swapper19:36:320
323099910612253432,52690cyclictest0-21swapper20:00:090
323099910611453417,52697cyclictest0-21swapper19:30:500
323099910611153422,52689cyclictest0-21swapper20:24:560
323099910610253413,52689cyclictest0-21swapper21:09:190
323099910547653018,52456cyclictest10993-21ssh00:28:560
323099910508252985,52096cyclictest0-21swapper23:24:480
32309995373127,53612cyclictest0-21swapper23:36:510
32309995365826,53632cyclictest0-21swapper00:32:170
32309995365353377,211cyclictest0-21swapper20:45:520
32309995359025,53531cyclictest0-21swapper22:58:200
32309995358353435,148cyclictest0-21swapper20:15:530
32309995355253401,151cyclictest0-21swapper20:11:520
32309995351522,53493cyclictest0-21swapper23:42:130
32309995350822,53486cyclictest0-21swapper21:38:470
32309995298852943,40cyclictest0-21swapper21:19:420
32309995277127,52744cyclictest0-21swapper20:51:130
323099925001093,1282cyclictest29974-21ssh22:32:430
323099923491078,1143cyclictest2099-21runrttasks19:43:240
323099922161050,1073cyclictest0-21swapper00:37:390
323099921081061,955cyclictest20513-21rm23:06:020
323099920141015,876cyclictest17532-21ssh23:01:510
323099920001028,852cyclictest0-21swapper19:57:380
323099919951035,867cyclictest0-21swapper22:05:050
323099919241034,768cyclictest0-21swapper23:33:200
323099919131063,722cyclictest32020-21ssh00:11:110
323099919111080,734cyclictest11505-21ssh22:53:290
323099918961056,715cyclictest2099-21runrttasks20:34:080
323099918801098,717cyclictest3950irq/9-acpi23:25:580
323099918121097,589cyclictest23182-21ssh23:58:470
32309991804926,842cyclictest21070-21munin-node22:20:190
323099917741028,656cyclictest32299-21cyclictest23:50:050
323099916951070,625cyclictest0-21swapper22:11:470
32309991673892,757cyclictest28713-21ssh23:19:160
323099916071041,545cyclictest134850irq/9-eth021:59:330
323099915751093,368cyclictest0-21swapper21:42:480
32309991074616,454cyclictest32166-21hwlatdetect-tra19:19:170
32309991048604,441cyclictest17259-21hwlatdetect-tra19:13:350
2111422050,2sleep021115-21hwlatdetect-tra19:09:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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