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2024-07-27 - 03:41
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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 100 highest latencies:
System rackcslot3.osadl.org (updated Fri Jul 26, 2024 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89950820irq/17-ehci_hcd945-21usb-storage07:07:111
81820rcu_preempt0-21swapper/109:44:101
89950750irq/17-ehci_hcd521-21kworker/0:207:07:110
81750rcu_preempt0-21swapper/011:14:570
81720rcu_preempt13164-21uptime07:51:551
81720rcu_preempt0-21swapper/110:41:561
81720rcu_preempt0-21swapper/009:06:450
81720rcu_preempt0-21swapper/009:01:570
81710rcu_preempt0-21swapper/110:55:381
81710rcu_preempt0-21swapper/010:11:400
81710rcu_preempt0-21swapper/009:16:430
81710rcu_preempt0-21swapper/008:31:370
81710rcu_preempt0-21swapper/008:21:400
81710rcu_preempt0-21swapper/008:11:500
81700rcu_preempt31120-21ssh11:10:571
81700rcu_preempt24434-21ssh09:56:451
81700rcu_preempt0-21swapper/112:21:481
81700rcu_preempt0-21swapper/110:36:421
81700rcu_preempt0-21swapper/012:35:460
81700rcu_preempt0-21swapper/012:16:580
81690rcu_preempt31164-21ssh11:11:050
81690rcu_preempt23551-21sh09:55:290
81690rcu_preempt0-21swapper/111:59:451
81680rcu_preempt28233-1kworker/0:2H09:28:160
81680rcu_preempt1721-21latency_hist11:16:271
81680rcu_preempt1095-21sh09:12:091
81680rcu_preempt0-21swapper/112:02:391
81680rcu_preempt0-21swapper/109:50:031
152350680irq/31-eth0-tx-0-21swapper/011:18:400
81670rcu_preempt32094-21diskmemload11:11:441
81670rcu_preempt17538-21munin-run11:46:261
81660rcu_preempt7274-21df_abs07:31:401
81660rcu_preempt10705-21rm12:33:211
81660rcu_preempt0-21swapper/110:08:581
81660rcu_preempt0-21swapper/010:28:340
81660rcu_preempt0-21swapper/009:14:440
89950650irq/17-ehci_hcd945-21usb-storage09:38:220
89550650irq/17-ehci_hcd24614-21grep10:56:530
89550650irq/17-ehci_hcd24614-21grep10:56:530
81650rcu_preempt0-21swapper/009:56:370
81640rcu_preempt28362-21ssh10:03:521
81640rcu_preempt2693-21ssh09:16:311
81640rcu_preempt0-21swapper/010:51:510
81640rcu_preempt0-21swapper/009:26:260
81630rcu_preempt7460-21if_err_eth011:26:441
81630rcu_preempt22971-21ssh09:53:301
81630rcu_preempt14163-21ssh11:38:391
81630rcu_preempt0-21swapper/111:31:411
81630rcu_preempt0-21swapper/010:01:540
81620rcu_preempt9980-21cron10:36:211
81620rcu_preempt2256-21snmpd09:49:180
81620rcu_preempt19220-21sshd11:48:141
81620rcu_preempt1710-21sshd12:16:451
81620rcu_preempt10852-21cpuspeed09:31:410
81620rcu_preempt0-21swapper/112:09:081
81620rcu_preempt0-21swapper/111:02:051
81620rcu_preempt0-21swapper/110:12:141
81620rcu_preempt0-21swapper/107:21:501
81620rcu_preempt0-21swapper/012:21:560
89950610irq/17-ehci_hcd945-21usb-storage09:41:290
81610rcu_preempt6804-21ssh10:24:151
81610rcu_preempt2091-21cpuspeed07:11:371
81610rcu_preempt15030-21ssh09:38:071
81610rcu_preempt0-21swapper/112:29:451
81610rcu_preempt0-21swapper/110:56:511
81610rcu_preempt0-21swapper/110:56:511
81610rcu_preempt0-21swapper/110:50:341
81610rcu_preempt0-21swapper/109:22:521
81610rcu_preempt0-21swapper/107:36:451
81610rcu_preempt0-21swapper/008:46:520
81600rcu_preempt760-21ssh12:15:501
81600rcu_preempt21608-21ssh11:52:101
81600rcu_preempt14637-21ssh11:40:170
81600rcu_preempt0-21swapper/112:38:581
81600rcu_preempt0-21swapper/011:46:480
81590rcu_preempt3466-21ssh10:17:031
81590rcu_preempt14416-21ssh10:38:060
81590rcu_preempt0-21swapper/109:29:031
81590rcu_preempt0-21swapper/012:29:130
81590rcu_preempt0-21swapper/012:04:540
81590rcu_preempt0-21swapper/011:27:000
81590rcu_preempt0-21swapper/011:21:510
81590rcu_preempt0-21swapper/007:31:530
81580rcu_preempt9111-21ssh10:28:241
81580rcu_preempt23230-21sshd08:34:451
81580rcu_preempt13774-21ssh12:39:320
81580rcu_preempt0-21swapper/111:24:091
81580rcu_preempt0-21swapper/109:31:591
81580rcu_preempt0-21swapper/010:42:300
81580rcu_preempt0-21swapper/010:16:440
81570rcu_preempt7011-21ssh10:24:590
81570rcu_preempt31881-21sensors_temp09:06:541
81570rcu_preempt30747-21ssh10:07:560
81570rcu_preempt19853-21ssh10:48:470
81570rcu_preempt0-21swapper/108:02:211
81570rcu_preempt0-21swapper/011:56:570
81570rcu_preempt0-21swapper/011:31:470
81570rcu_preempt0-21swapper/010:34:340
81570rcu_preempt0-21swapper/008:41:370
81570rcu_preempt0-21swapper/008:36:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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