You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-09 - 06:12
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 highest latencies:
System rackcslot3.osadl.org (updated Fri Jan 09, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81780rcu_preempt0-21swapper/123:16:111
81740rcu_preempt0-21swapper/019:10:310
81700rcu_preempt0-21swapper/021:41:320
89850690irq/17-ehci_hcd945-21usb-storage23:02:031
81690rcu_preempt0-21swapper/022:22:010
81690rcu_preempt0-21swapper/019:31:320
81680rcu_preempt0-21swapper/022:42:470
81680rcu_preempt0-21swapper/021:18:090
81680rcu_preempt0-21swapper/000:12:450
81670rcu_preempt19-21ksoftirqd/123:06:301
81670rcu_preempt0-21swapper/023:52:490
81670rcu_preempt0-21swapper/022:35:440
81660rcu_preempt26519-21users22:11:380
81660rcu_preempt16152-21sh21:55:220
81660rcu_preempt0-21swapper/023:17:470
81660rcu_preempt0-21swapper/020:56:200
81660rcu_preempt0-21swapper/000:08:410
89850650irq/17-ehci_hcd945-21usb-storage21:50:381
81650rcu_preempt19-21ksoftirqd/122:10:581
81650rcu_preempt1250-21jbd2/sda3-822:41:271
81650rcu_preempt0-21swapper/022:38:440
81640rcu_preempt0-21swapper/023:41:200
81640rcu_preempt0-21swapper/000:40:240
89850630irq/17-ehci_hcd945-21usb-storage00:30:541
81630rcu_preempt31692-21ssh23:17:061
81630rcu_preempt3057-21ssh00:21:280
81630rcu_preempt1830-21munin-run21:31:100
81630rcu_preempt0-21swapper/023:08:350
81620rcu_preempt8414-21ssh23:33:480
81620rcu_preempt20437-21ssh22:58:030
81620rcu_preempt19-21ksoftirqd/119:08:381
81620rcu_preempt0-21swapper/022:52:330
81620rcu_preempt0-21swapper/019:48:190
81620rcu_preempt0-21swapper/019:28:310
81620rcu_preempt0-21swapper/019:14:510
81610rcu_preempt0-21swapper/122:51:271
81610rcu_preempt0-21swapper/023:26:490
81610rcu_preempt0-21swapper/023:11:350
81610rcu_preempt0-21swapper/022:16:370
81610rcu_preempt0-21swapper/020:51:320
81610rcu_preempt0-21swapper/019:41:320
147650610irq/28-eth0-rx-41ktimersoftd/022:26:170
81600rcu_preempt6510-21ssh23:31:191
81600rcu_preempt24519-21ssh00:01:320
81600rcu_preempt23532-21ssh00:01:100
81600rcu_preempt23145-21ssh23:02:280
81600rcu_preempt19024-21ssh22:00:350
81600rcu_preempt16872-21ntpq20:46:330
81600rcu_preempt1432-21ssh00:18:171
81600rcu_preempt0-21swapper/123:45:201
81600rcu_preempt0-21swapper/122:15:121
81600rcu_preempt0-21swapper/120:01:331
81600rcu_preempt0-21swapper/021:39:310
81600rcu_preempt0-21swapper/000:31:470
147650600irq/28-eth0-rx-19533-21ntp_states22:56:321
81590rcu_preempt8461-21ssh22:36:451
81590rcu_preempt7548-21ssh00:29:200
81590rcu_preempt6788-21ssh21:38:171
81590rcu_preempt4223-21ssh00:22:461
81590rcu_preempt30518-21ssh21:23:391
81590rcu_preempt2509-21ssh23:23:070
81590rcu_preempt22720-21ssh23:58:361
81590rcu_preempt13196-21df22:46:260
81590rcu_preempt11601-21ssh23:39:440
81590rcu_preempt0-21swapper/122:20:061
81590rcu_preempt0-21swapper/121:12:111
81590rcu_preempt0-21swapper/120:41:331
81590rcu_preempt0-21swapper/022:06:320
81590rcu_preempt0-21swapper/021:06:280
81580rcu_preempt9213-21ssh21:42:001
81580rcu_preempt3325-21ssh21:31:580
81580rcu_preempt3-21ksoftirqd/021:14:370
81580rcu_preempt19765-21ssh23:53:131
81580rcu_preempt14661-21ssh22:48:021
81580rcu_preempt13345-21ssh00:39:421
81580rcu_preempt0-21swapper/120:20:021
81580rcu_preempt0-21swapper/100:02:161
81580rcu_preempt0-21swapper/022:01:460
81580rcu_preempt0-21swapper/021:49:300
81580rcu_preempt0-21swapper/020:28:530
81580rcu_preempt0-21swapper/000:20:500
81570rcu_preempt7049-21ssh22:36:081
81570rcu_preempt28061-21ssh00:07:131
81570rcu_preempt2473-21ssh23:23:011
81570rcu_preempt2138-21snmpd19:17:320
81570rcu_preempt19-21ksoftirqd/123:48:261
81570rcu_preempt18770-21ssh21:59:481
81570rcu_preempt0-21swapper/123:29:011
81570rcu_preempt0-21swapper/121:18:451
81570rcu_preempt0-21swapper/021:23:410
81570rcu_preempt0-21swapper/020:15:260
81570rcu_preempt0-21swapper/019:53:530
81570rcu_preempt0-21swapper/019:37:070
89850560irq/17-ehci_hcd945-21usb-storage00:11:211
81560rcu_preempt21068-21sshd21:06:031
81560rcu_preempt17818-21ssh23:51:050
81560rcu_preempt10093-21ssh00:33:361
81560rcu_preempt0-21swapper/122:21:351
81560rcu_preempt0-21swapper/122:05:451
81560rcu_preempt0-21swapper/121:32:551
81560rcu_preempt0-21swapper/120:06:231
81560rcu_preempt0-21swapper/119:58:261
81560rcu_preempt0-21swapper/119:35:211
81550rcu_preempt780-21ssh21:28:261
81550rcu_preempt3285-21ssh22:28:061
81550rcu_preempt15304-21ssh21:52:481
81550rcu_preempt11074-21ssh23:38:001
81550rcu_preempt10083-21diskstats20:21:251
81550rcu_preempt0-21swapper/120:31:351
81550rcu_preempt0-21swapper/021:05:040
81550rcu_preempt0-21swapper/020:16:280
81540rcu_preempt0-21swapper/120:40:051
81540rcu_preempt0-21swapper/120:28:501
81540rcu_preempt0-21swapper/119:16:291
81540rcu_preempt0-21swapper/020:38:390
81540rcu_preempt0-21swapper/019:57:490
81540rcu_preempt0-21swapper/019:26:030
24330995449cyclictest945-21usb-storage21:06:221
81530rcu_preempt0-21swapper/119:28:441
81520rcu_preempt0-21swapper/119:36:501
24330995249cyclictest945-21usb-storage19:46:211
81510rcu_preempt0-21swapper/120:46:321
81500rcu_preempt0-21swapper/121:00:381
24330995047cyclictest945-21usb-storage19:51:231
81490rcu_preempt0-21swapper/119:12:501
81480rcu_preempt6749-21ntpq20:06:310
81460rcu_preempt15625-21ntp_states20:41:320
24330994441cyclictest945-21usb-storage20:15:551
81400rcu_preempt32608-21cat19:41:291
147650400irq/28-eth0-rx-0-21swapper/119:22:511
147950360irq/31-eth0-tx-0-21swapper/020:01:310
147950350irq/31-eth0-tx-0-21swapper/120:51:311
24329993128cyclictest945-21usb-storage20:32:370
81290rcu_preempt10449-21cat20:21:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional