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2025-08-27 - 15:13
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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 Wed Aug 27, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
291219910670853460,53157cyclictest0-21swapper07:34:060
291219910662053442,53080cyclictest14498-21diskmemload09:54:560
291219910661653428,53098cyclictest9-21ksoftirqd/008:20:390
291219910658853408,53180cyclictest0-21swapper10:40:090
291219910656453455,53109cyclictest0-21swapper10:33:580
291219910651153452,53059cyclictest0-21swapper11:17:300
291219910650553460,53045cyclictest0-21swapper08:09:360
291219910648653446,53040cyclictest0-21swapper09:16:250
291219910646653452,53014cyclictest0-21swapper07:42:480
291219910646553475,52990cyclictest0-21swapper08:00:530
291219910645153418,53033cyclictest0-21swapper08:31:120
291219910645053402,53048cyclictest0-21swapper08:38:240
291219910644053435,53005cyclictest0-21swapper09:40:420
291219910643753395,52979cyclictest9-21ksoftirqd/012:10:450
291219910641653431,52985cyclictest0-21swapper07:12:190
291219910635853473,52885cyclictest0-21swapper09:11:040
291219910631553418,52808cyclictest9-21ksoftirqd/010:50:420
291219910628053395,52820cyclictest0-21swapper08:13:570
291219910627753395,52817cyclictest0-21swapper12:18:080
291219910626753418,52758cyclictest0-21swapper07:54:220
291219910625453388,52802cyclictest0-21swapper07:26:340
291219910622253477,52745cyclictest0-21swapper11:58:320
291219910622153417,52804cyclictest0-21swapper07:49:100
291219910619353406,52787cyclictest0-21swapper08:58:500
291219910618653458,52728cyclictest0-21swapper12:35:120
291219910617353409,52764cyclictest0-21swapper08:46:160
291219910617153408,52763cyclictest0-21swapper08:53:390
291219910615153397,52754cyclictest0-21swapper10:10:410
291219910614253434,52708cyclictest0-21swapper08:40:450
291219910611753422,52695cyclictest0-21swapper07:23:330
291219910600052915,53084cyclictest0-21swapper10:02:490
291219910539553011,52382cyclictest382-21ssh11:04:260
291219910536953136,52228cyclictest0-21swapper10:39:390
29121995378126,175cyclictest0-21swapper11:42:070
29121995338725,53362cyclictest0-21swapper12:32:020
29121995332025,53202cyclictest0-21swapper09:03:420
29121995310325,53078cyclictest0-21swapper07:19:420
29121995304826,52957cyclictest0-21swapper11:36:360
291219924891062,1303cyclictest3084-21ssh10:23:140
291219922231040,1089cyclictest2150-21kworker/u2:009:48:140
291219920861039,1026cyclictest0-21swapper12:02:430
29121992078987,1049cyclictest14060-21diskmemload10:59:250
291219920591026,1012cyclictest0-21swapper09:07:120
291219920421041,877cyclictest14060-21diskmemload11:06:370
29121991993994,978cyclictest0-21swapper09:38:110
29121991985952,996cyclictest1911-21snmpd07:39:570
291219919691023,852cyclictest0-21swapper10:25:350
291219919271013,878cyclictest27564-21ssh09:27:580
291219919231067,763cyclictest0-21swapper11:54:510
291219919031034,775cyclictest0-21swapper11:28:430
291219918651050,691cyclictest23499-21ssh09:22:070
29121991860907,939cyclictest0-21swapper12:22:290
29121991855927,912cyclictest0-21swapper09:57:270
291219918301100,666cyclictest3950irq/9-acpi10:19:230
29121991820961,823cyclictest19989-21ssh10:45:410
291219917991094,639cyclictest3950irq/9-acpi11:13:090
291219917991036,673cyclictest11504-21kworker/u2:011:20:110
29121991793947,810cyclictest31149-21ssh09:32:500
29121991716918,765cyclictest11-21rcu_preempt12:06:340
291219917161083,633cyclictest0-21swapper12:27:300
291219917131090,496cyclictest2103-21runrttasks08:29:420
291219915581045,421cyclictest9-21ksoftirqd/008:16:480
291219915341099,413cyclictest20673-21kworker/0:310:05:590
29121991482699,779cyclictest0-21swapper11:32:440
291219914641099,365cyclictest0-21swapper07:59:330
291219914491092,357cyclictest0-21swapper11:48:490
28716253269,210sleep00-21swapper07:08:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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