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2023-06-03 - 19:38

x86 AMD G-T48L @1400 MHz, Linux 4.4.4-rt11 (Profile)

Latency plot of system in rack #c, slot #3
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 rackcslot3.osadl.org (updated Sat Jun 03, 2023 12:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81750rcu_preempt8064-21/usr/sbin/munin07:20:511
81680rcu_preempt26492-21apt-get08:35:451
81680rcu_preempt0-21swapper/008:51:560
89950670irq/17-ehci_hcd945-21usb-storage07:31:071
81670rcu_preempt0-21swapper/110:10:551
81660rcu_preempt0-21swapper/011:35:330
81660rcu_preempt0-21swapper/010:40:530
81660rcu_preempt0-21swapper/009:55:420
81660rcu_preempt0-21swapper/009:51:010
81660rcu_preempt0-21swapper/009:00:570
81660rcu_preempt0-21swapper/008:40:470
81660rcu_preempt0-21swapper/008:25:540
81660rcu_preempt0-21swapper/007:43:080
81660rcu_preempt0-21swapper/007:25:500
81650rcu_preempt0-21swapper/011:55:570
81650rcu_preempt0-21swapper/011:40:570
81650rcu_preempt0-21swapper/010:52:260
81650rcu_preempt0-21swapper/010:38:010
81650rcu_preempt0-21swapper/009:25:400
81650rcu_preempt0-21swapper/008:45:440
81640rcu_preempt0-21swapper/109:05:481
81640rcu_preempt0-21swapper/108:46:061
81640rcu_preempt0-21swapper/012:37:100
81640rcu_preempt0-21swapper/012:29:230
81640rcu_preempt0-21swapper/012:20:570
81640rcu_preempt0-21swapper/012:18:320
81640rcu_preempt0-21swapper/012:10:570
81640rcu_preempt0-21swapper/012:06:090
81640rcu_preempt0-21swapper/011:47:500
81640rcu_preempt0-21swapper/011:09:480
81640rcu_preempt0-21swapper/010:32:350
81640rcu_preempt0-21swapper/010:07:130
81640rcu_preempt0-21swapper/010:03:510
81640rcu_preempt0-21swapper/008:02:580
81630rcu_preempt0-21swapper/111:25:481
81630rcu_preempt0-21swapper/110:45:071
81630rcu_preempt0-21swapper/109:00:581
81630rcu_preempt0-21swapper/011:32:390
81630rcu_preempt0-21swapper/010:47:340
81630rcu_preempt0-21swapper/009:47:010
81630rcu_preempt0-21swapper/009:32:080
81630rcu_preempt0-21swapper/009:06:440
81630rcu_preempt0-21swapper/008:59:340
81630rcu_preempt0-21swapper/007:51:380
81630rcu_preempt0-21swapper/007:49:120
81630rcu_preempt0-21swapper/007:39:010
81620rcu_preempt0-21swapper/108:05:531
81620rcu_preempt0-21swapper/010:26:590
81620rcu_preempt0-21swapper/010:18:210
81620rcu_preempt0-21swapper/008:17:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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