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2024-07-01 - 16:36
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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 376 highest latencies:
System rackcslot3.osadl.org (updated Mon Jul 01, 2024 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81760rcu_preempt0-21swapper/019:06:570
81750rcu_preempt10990-1kworker/1:2H00:27:071
81740rcu_preempt15672-21if_err_can120:46:051
81720rcu_preempt24535-21vmstat23:16:280
81720rcu_preempt16426-21ssh00:08:301
81710rcu_preempt0-21swapper/120:25:461
81710rcu_preempt0-21swapper/022:20:570
81710rcu_preempt0-21swapper/021:18:470
81710rcu_preempt0-21swapper/020:01:200
81710rcu_preempt0-21swapper/000:34:150
81700rcu_preempt5799-21fw_forwarded_lo21:41:080
81700rcu_preempt21458-21diskmemload22:36:460
81700rcu_preempt13431-21apt-get21:55:591
81700rcu_preempt11068-21sh21:51:041
81700rcu_preempt0-21swapper/123:36:051
81700rcu_preempt0-21swapper/123:16:021
81700rcu_preempt0-21swapper/120:16:101
81700rcu_preempt0-21swapper/120:16:101
81700rcu_preempt0-21swapper/022:31:280
81700rcu_preempt0-21swapper/020:11:140
81700rcu_preempt0-21swapper/000:00:190
81690rcu_preempt9265-1kworker/0:1H00:39:180
81690rcu_preempt21458-21diskmemload22:54:200
81690rcu_preempt0-21swapper/122:46:181
81690rcu_preempt0-21swapper/121:06:021
81690rcu_preempt0-21swapper/021:26:030
89950680irq/17-ehci_hcd181ktimersoftd/119:06:071
81670rcu_preempt19724-21ps00:16:100
81670rcu_preempt0-21swapper/100:15:581
81660rcu_preempt8977-21ntp_kernel_pll_21:46:170
81650rcu_preempt15714-21if_err_wlan020:46:050
81650rcu_preempt0-21swapper/122:17:451
81650rcu_preempt0-21swapper/120:41:031
81650rcu_preempt0-21swapper/119:22:371
81650rcu_preempt0-21swapper/100:30:461
89950640irq/17-ehci_hcd945-21usb-storage23:50:511
81640rcu_preempt0-21swapper/122:21:171
81640rcu_preempt0-21swapper/121:39:271
81630rcu_preempt3-21ksoftirqd/021:57:070
81630rcu_preempt15668-21df_abs23:01:000
81630rcu_preempt13117-21fw_conntrack22:56:050
81630rcu_preempt13117-21fw_conntrack22:56:050
81630rcu_preempt0-21swapper/120:33:241
81630rcu_preempt0-21swapper/119:11:151
81630rcu_preempt0-21swapper/021:14:300
81620rcu_preempt7749-21fw_forwarded_lo22:46:010
81620rcu_preempt5265-21/usr/sbin/munin20:06:241
81620rcu_preempt4575-21ssh23:42:341
81620rcu_preempt2502-21sh23:39:250
81620rcu_preempt12670-21latency_hist20:35:461
81620rcu_preempt0-21swapper/122:53:561
81620rcu_preempt0-21swapper/121:32:041
81620rcu_preempt0-21swapper/121:26:181
81620rcu_preempt0-21swapper/121:01:071
81620rcu_preempt0-21swapper/023:45:580
81620rcu_preempt0-21swapper/022:06:020
81620rcu_preempt0-21swapper/019:56:180
81610rcu_preempt9415-21users23:51:240
81610rcu_preempt30519-21ssh22:26:341
81610rcu_preempt26792-21ssh23:21:150
81610rcu_preempt0-21swapper/123:48:151
81610rcu_preempt0-21swapper/122:31:361
81610rcu_preempt0-21swapper/122:14:521
81610rcu_preempt0-21swapper/121:43:011
81610rcu_preempt0-21swapper/100:13:471
81610rcu_preempt0-21swapper/100:13:471
81610rcu_preempt0-21swapper/022:29:350
81610rcu_preempt0-21swapper/022:05:210
81610rcu_preempt0-21swapper/020:31:200
81610rcu_preempt0-21swapper/019:30:590
81610rcu_preempt0-21swapper/019:11:010
81600rcu_preempt19761-21ssh23:08:381
81600rcu_preempt17192-21ssh23:03:291
81600rcu_preempt12324-21ssh23:57:141
81600rcu_preempt0-21swapper/123:14:381
81600rcu_preempt0-21swapper/122:44:511
81600rcu_preempt0-21swapper/121:45:461
81600rcu_preempt0-21swapper/121:17:031
81600rcu_preempt0-21swapper/121:11:321
81600rcu_preempt0-21swapper/021:33:520
81590rcu_preempt3-21ksoftirqd/023:45:150
81590rcu_preempt3-21ksoftirqd/000:21:400
81590rcu_preempt0-21swapper/122:57:421
81590rcu_preempt0-21swapper/122:57:421
81590rcu_preempt0-21swapper/120:51:101
81590rcu_preempt0-21swapper/119:48:551
81590rcu_preempt0-21swapper/119:25:561
81590rcu_preempt0-21swapper/023:29:450
81590rcu_preempt0-21swapper/020:56:190
89950580irq/17-ehci_hcd945-21usb-storage23:05:460
81580rcu_preempt3953-21ssh22:38:161
81580rcu_preempt30338-21ssh23:30:591
81580rcu_preempt29677-21ssh00:36:251
81580rcu_preempt22113-21ssh23:12:290
81580rcu_preempt21458-21diskmemload22:17:300
81580rcu_preempt18391-21ssh22:05:371
81580rcu_preempt0-21swapper/122:06:141
81580rcu_preempt0-21swapper/119:42:111
81580rcu_preempt0-21swapper/100:21:121
81580rcu_preempt0-21swapper/023:34:300
81580rcu_preempt0-21swapper/022:44:060
81580rcu_preempt0-21swapper/021:51:190
81580rcu_preempt0-21swapper/020:41:050
81570rcu_preempt22465-21ssh22:11:340
81570rcu_preempt13976-21ssh00:02:400
81570rcu_preempt0-21swapper/123:21:171
81570rcu_preempt0-21swapper/119:55:111
81570rcu_preempt0-21swapper/119:16:221
81560rcu_preempt9265-1kworker/0:1H21:24:120
81560rcu_preempt29607-21ssh21:25:211
81560rcu_preempt17498-21ssh00:11:400
81560rcu_preempt17498-21ssh00:11:400
81560rcu_preempt14206-21ssh00:03:371
81560rcu_preempt0-21swapper/123:26:241
81560rcu_preempt0-21swapper/119:32:551
81560rcu_preempt0-21swapper/000:26:000
81550rcu_preempt0-21swapper/120:22:391
81550rcu_preempt0-21swapper/019:50:450
81550rcu_preempt0-21swapper/000:05:460
81540rcu_preempt0-21swapper/021:40:410
81540rcu_preempt0-21swapper/020:36:190
21656995443cyclictest945-21usb-storage20:18:350
21656995443cyclictest945-21usb-storage20:18:350
81530rcu_preempt19568-21irqstats21:01:070
81530rcu_preempt10168-21idleruntime-cro20:25:450
81530rcu_preempt0-21swapper/120:03:231
81530rcu_preempt0-21swapper/019:41:160
81520rcu_preempt21368-21timerwakeupswit21:06:290
81520rcu_preempt1402-21systemd-logind19:26:200
81520rcu_preempt0-21swapper/019:49:290
81520rcu_preempt0-21swapper/019:37:160
81510rcu_preempt6756-21df_inode20:11:051
81510rcu_preempt0-21swapper/019:22:480
21657995148cyclictest945-21usb-storage19:56:271
81500rcu_preempt5528-21fw_conntrack20:06:050
81500rcu_preempt11376-21users20:26:220
81500rcu_preempt0-21swapper/020:52:410
21657994944cyclictest945-21usb-storage19:35:591
89950390irq/17-ehci_hcd945-21usb-storage20:56:011
152250380irq/30-eth0-tx-10252-21kworker/0:119:16:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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