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2025-09-15 - 20:58
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack9slot4.osadl.org (updated Mon Sep 15, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26049112579sleep0-21swapper/107:24:301
26298991167cyclictest0-21swapper/009:30:010
26298991117cyclictest0-21swapper/008:50:200
26298991097cyclictest0-21swapper/008:10:140
262989910939cyclictest0-21swapper/010:45:380
262989910939cyclictest0-21swapper/010:45:380
26298991087cyclictest0-21swapper/011:52:420
26298991077cyclictest0-21swapper/011:04:540
26298991077cyclictest0-21swapper/011:04:540
262989910716cyclictest480-21systemd-journal09:26:060
26298991067cyclictest0-21swapper/008:20:150
26298991067cyclictest0-21swapper/007:54:480
26298991057cyclictest0-21swapper/008:45:200
26298991057cyclictest0-21swapper/008:45:200
26298991057cyclictest0-21swapper/007:59:480
26298991047cyclictest0-21swapper/010:27:420
26298991047cyclictest0-21swapper/010:27:420
26298991047cyclictest0-21swapper/009:10:200
26298991047cyclictest0-21swapper/009:04:510
26051110470sleep0-21swapper/007:24:300
26298991038cyclictest0-21swapper/012:25:260
26298991038cyclictest0-21swapper/010:20:220
26298991033cyclictest74-21mmcqd/008:34:490
262989910311cyclictest10671-21/usr/sbin/munin08:15:290
26298991028cyclictest0-21swapper/007:45:230
262989910250cyclictest33950irq/43-eth011:18:270
26298991017cyclictest0-21swapper/010:19:530
26298991017cyclictest0-21swapper/009:20:090
262989910156cyclictest33950irq/43-eth012:35:280
262989910156cyclictest33950irq/43-eth012:00:380
262989910127cyclictest22978-21fschecks_time12:50:220
262989910113cyclictest25565-21latency_hist10:09:520
26298991008cyclictest0-21swapper/011:25:510
262989910053cyclictest33950irq/43-eth011:45:120
2629899997cyclictest0-21swapper/011:30:240
2629899997cyclictest0-21swapper/008:39:490
2629899997cyclictest0-21swapper/007:44:480
26298999953cyclictest33950irq/43-eth012:40:150
2629899993cyclictest13645-21latency_hist09:49:510
2629899993cyclictest13645-21latency_hist09:49:510
2629899987cyclictest0-21swapper/012:22:190
26298999812cyclictest7710-21ssh09:39:510
2629899969cyclictest0-21swapper/010:55:280
26298999653cyclictest33950irq/43-eth009:40:250
26298999610cyclictest31222-21diskmemload09:56:090
2629899958cyclictest0-21swapper/011:42:400
2629899958cyclictest0-21swapper/010:50:290
2629899958cyclictest0-21swapper/008:40:450
2629899957cyclictest0-21swapper/007:35:330
26298999560cyclictest6950irq/18-mmc011:20:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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