You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-09 - 15:32
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 100 highest latencies:
System rackcslot3.osadl.org (updated Fri Jan 09, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81900rcu_preempt15142-21ssh10:30:261
81820rcu_preempt1291-21/usr/sbin/munin09:11:221
81780rcu_preempt11610-21ssh11:20:271
81770rcu_preempt0-21swapper/007:10:450
81750rcu_preempt16600-1kworker/1:0H11:38:201
81730rcu_preempt0-21swapper/111:14:271
81700rcu_preempt22928-21sh11:40:030
81700rcu_preempt11753-21sh10:24:060
81690rcu_preempt1095-21diskmemload11:50:591
81690rcu_preempt0-21swapper/012:11:360
81690rcu_preempt0-21swapper/011:57:150
81690rcu_preempt0-21swapper/010:27:100
81680rcu_preempt0-21swapper/010:02:350
81670rcu_preempt0-21swapper/012:03:150
81660rcu_preempt29473-21sh10:55:160
81660rcu_preempt0-21swapper/011:32:170
81660rcu_preempt0-21swapper/010:49:020
89850650irq/17-ehci_hcd21684-21ssh09:46:220
81650rcu_preempt4301-21idleruntime10:11:290
81650rcu_preempt0-21swapper/107:06:271
81650rcu_preempt0-21swapper/009:51:360
81640rcu_preempt13226-21sh12:19:480
81630rcu_preempt2298-21mailstats09:11:360
81630rcu_preempt22446-21/usr/sbin/munin12:36:310
81630rcu_preempt0-21swapper/008:50:350
81620rcu_preempt8546-21idleruntime07:31:280
81620rcu_preempt21022-21ssh10:41:000
81620rcu_preempt18669-21http_loadtime08:11:280
81620rcu_preempt17497-21ssh10:33:580
81620rcu_preempt0-21swapper/012:10:070
81620rcu_preempt0-21swapper/011:45:490
81620rcu_preempt0-21swapper/010:41:420
81620rcu_preempt0-21swapper/008:36:370
89850610irq/17-ehci_hcd945-21usb-storage09:56:241
81610rcu_preempt8038-21ssh10:16:410
81610rcu_preempt7567-21ssh11:12:020
81610rcu_preempt27621-21ssh11:47:020
81610rcu_preempt18935-21ssh11:31:451
81610rcu_preempt16074-21ssh11:26:560
81610rcu_preempt0-21swapper/111:46:031
81610rcu_preempt0-21swapper/111:30:451
81610rcu_preempt0-21swapper/009:56:360
81610rcu_preempt0-21swapper/009:39:340
81610rcu_preempt0-21swapper/009:28:380
81600rcu_preempt18531-21ssh12:28:090
81600rcu_preempt0-21swapper/007:11:350
81590rcu_preempt8045-21memory09:21:320
81590rcu_preempt7013-21ssh09:20:401
81590rcu_preempt625-21ntp_kernel_pll_09:06:330
81590rcu_preempt31830-21ssh10:58:390
81590rcu_preempt11636-21ssh11:20:320
81590rcu_preempt0-21swapper/112:40:541
81590rcu_preempt0-21swapper/112:21:441
81590rcu_preempt0-21swapper/112:11:331
81590rcu_preempt0-21swapper/110:43:301
81590rcu_preempt0-21swapper/110:32:351
81590rcu_preempt0-21swapper/110:15:211
81590rcu_preempt0-21swapper/107:16:341
81590rcu_preempt0-21swapper/012:35:490
81590rcu_preempt0-21swapper/012:23:480
81590rcu_preempt0-21swapper/011:52:510
81590rcu_preempt0-21swapper/011:01:550
81590rcu_preempt0-21swapper/009:18:550
81590rcu_preempt0-21swapper/008:25:260
81580rcu_preempt27803-21ssh10:51:341
81580rcu_preempt14438-21ssh09:32:171
81580rcu_preempt0-21swapper/112:31:291
81580rcu_preempt0-21swapper/110:39:331
81580rcu_preempt0-21swapper/110:22:241
81580rcu_preempt0-21swapper/107:46:291
81580rcu_preempt0-21swapper/107:21:321
81580rcu_preempt0-21swapper/107:15:211
81580rcu_preempt0-21swapper/010:10:470
81580rcu_preempt0-21swapper/007:26:380
81570rcu_preempt2160-21ssh10:06:501
81570rcu_preempt14362-21ssh11:25:221
81570rcu_preempt12215-21ssh09:29:191
81570rcu_preempt0-21swapper/112:17:251
81570rcu_preempt0-21swapper/111:54:511
81570rcu_preempt0-21swapper/111:05:391
81570rcu_preempt0-21swapper/110:20:001
81570rcu_preempt0-21swapper/109:51:291
81570rcu_preempt0-21swapper/108:21:271
81570rcu_preempt0-21swapper/107:26:371
81570rcu_preempt0-21swapper/011:06:210
81570rcu_preempt0-21swapper/009:01:370
81570rcu_preempt0-21swapper/008:02:310
81570rcu_preempt0-21swapper/007:51:350
81570rcu_preempt0-21swapper/007:21:330
3074995746cyclictest945-21usb-storage09:00:031
81560rcu_preempt476-21ssh10:05:221
81560rcu_preempt18519-21ssh09:40:301
81560rcu_preempt18164-21ssh12:27:081
81560rcu_preempt0-21swapper/112:10:321
81560rcu_preempt0-21swapper/112:03:441
81560rcu_preempt0-21swapper/110:58:041
81560rcu_preempt0-21swapper/110:47:501
81560rcu_preempt0-21swapper/109:46:331
81560rcu_preempt0-21swapper/109:41:271
81560rcu_preempt0-21swapper/011:24:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional