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2023-09-28 - 20:16
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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 Thu Sep 28, 2023 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81950rcu_preempt21381-21diskmemload11:37:021
81900rcu_preempt21381-21diskmemload11:10:040
81780rcu_preempt16135-21ssh12:03:390
81730rcu_preempt7234-21ssh11:47:530
81720rcu_preempt10892-21ntp_kernel_err08:28:011
89850710irq/17-ehci_hcd945-21usb-storage07:50:440
81700rcu_preempt21381-21diskmemload09:49:070
81700rcu_preempt0-21swapper/111:49:021
81700rcu_preempt0-21swapper/012:20:070
81700rcu_preempt0-21swapper/012:07:530
81700rcu_preempt0-21swapper/010:58:510
81700rcu_preempt0-21swapper/010:53:180
81690rcu_preempt0-21swapper/011:45:520
81690rcu_preempt0-21swapper/009:14:540
81690rcu_preempt0-21swapper/007:43:090
81680rcu_preempt0-21swapper/009:53:010
81670rcu_preempt0-21swapper/011:13:380
145550670irq/31-eth0-tx-0-21swapper/012:27:500
81660rcu_preempt22617-21df_inode07:07:511
81660rcu_preempt0-21swapper/010:03:210
81650rcu_preempt8188-21idleruntime-cro09:47:310
81650rcu_preempt19818-21ssh10:08:010
81630rcu_preempt27770-21http_loadtime07:27:550
81630rcu_preempt0-21swapper/010:44:040
81630rcu_preempt0-21swapper/009:39:240
81620rcu_preempt3651-21ssh10:38:070
81620rcu_preempt0-21swapper/110:09:251
81620rcu_preempt0-21swapper/108:34:241
81620rcu_preempt0-21swapper/108:25:481
81620rcu_preempt0-21swapper/108:25:481
81620rcu_preempt0-21swapper/107:53:151
81620rcu_preempt0-21swapper/107:29:251
81620rcu_preempt0-21swapper/009:57:540
81620rcu_preempt0-21swapper/008:35:510
81610rcu_preempt31994-21ssh09:31:231
81610rcu_preempt24863-21ssh12:22:251
81610rcu_preempt23093-21ssh10:13:461
81610rcu_preempt14277-21ssh12:01:071
81610rcu_preempt11024-21ssh11:53:391
81610rcu_preempt0-21swapper/112:42:161
81610rcu_preempt0-21swapper/111:42:571
81610rcu_preempt0-21swapper/110:34:111
81610rcu_preempt0-21swapper/110:30:501
81610rcu_preempt0-21swapper/107:44:331
81610rcu_preempt0-21swapper/010:48:020
81610rcu_preempt0-21swapper/010:12:550
81600rcu_preempt4157-21ssh09:38:221
81600rcu_preempt27604-21ssh12:27:361
81600rcu_preempt26736-21ssh12:24:481
81600rcu_preempt26665-21ssh10:21:431
81600rcu_preempt25614-21ssh11:19:441
81600rcu_preempt21537-21ssh12:14:461
81600rcu_preempt13301-21ssh09:56:491
81600rcu_preempt0-21swapper/111:27:091
81600rcu_preempt0-21swapper/111:27:091
81600rcu_preempt0-21swapper/111:03:561
81600rcu_preempt0-21swapper/110:44:221
81600rcu_preempt0-21swapper/109:59:011
81600rcu_preempt0-21swapper/109:49:171
81600rcu_preempt0-21swapper/109:33:581
81600rcu_preempt0-21swapper/109:13:551
81600rcu_preempt0-21swapper/012:22:540
81600rcu_preempt0-21swapper/011:38:070
81600rcu_preempt0-21swapper/010:17:540
81600rcu_preempt0-21swapper/009:12:310
81590rcu_preempt9904-21ssh10:50:511
81590rcu_preempt5653-21ssh09:42:351
81590rcu_preempt3362-21ssh11:38:571
81590rcu_preempt25171-21kworker/0:007:07:500
81590rcu_preempt21381-21diskmemload09:23:000
81590rcu_preempt19308-21ssh12:11:131
81590rcu_preempt0-21swapper/110:58:431
81590rcu_preempt0-21swapper/110:57:051
81590rcu_preempt0-21swapper/110:37:421
81590rcu_preempt0-21swapper/109:23:491
81590rcu_preempt0-21swapper/108:44:481
81590rcu_preempt0-21swapper/009:19:110
81580rcu_preempt30606-21ssh11:29:191
81580rcu_preempt29329-21ssh10:26:551
81580rcu_preempt2692-21munin-run09:37:310
81580rcu_preempt23607-21ssh11:16:521
81580rcu_preempt0-21swapper/111:08:031
81580rcu_preempt0-21swapper/109:19:351
81580rcu_preempt0-21swapper/109:07:171
81580rcu_preempt0-21swapper/107:33:001
81580rcu_preempt0-21swapper/107:17:041
81580rcu_preempt0-21swapper/011:30:380
81580rcu_preempt0-21swapper/008:38:040
81580rcu_preempt0-21swapper/007:53:090
23534995848cyclictest945-21usb-storage10:03:331
81570rcu_preempt0-21swapper/112:04:001
81570rcu_preempt0-21swapper/109:08:081
81570rcu_preempt0-21swapper/108:18:521
81570rcu_preempt0-21swapper/108:15:161
81570rcu_preempt0-21swapper/011:26:240
81570rcu_preempt0-21swapper/011:26:240
81570rcu_preempt0-21swapper/008:27:570
81570rcu_preempt0-21swapper/008:22:540
81570rcu_preempt0-21swapper/008:22:540
81570rcu_preempt0-21swapper/008:18:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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