You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-23 - 21:36
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 Tue Jun 23, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811040rcu_preempt0-21swapper/110:38:391
89950830irq/17-ehci_hcd19-21ksoftirqd/107:09:581
81750rcu_preempt0-21swapper/009:47:310
146650750irq/31-eth0-tx-20181-1kworker/0:1H10:30:200
146450730irq/29-eth0-rx-18784-21kworker/0:207:09:380
81710rcu_preempt15160-21df_inode09:49:520
81710rcu_preempt0-21swapper/009:54:520
81700rcu_preempt11077-21sh12:43:450
81690rcu_preempt0-21swapper/110:06:081
81690rcu_preempt0-21swapper/107:44:511
81690rcu_preempt0-21swapper/010:01:360
146650690irq/31-eth0-tx-0-21swapper/007:34:420
81680rcu_preempt0-21swapper/111:25:131
81680rcu_preempt0-21swapper/110:51:471
81680rcu_preempt0-21swapper/109:26:211
81680rcu_preempt0-21swapper/011:37:470
81680rcu_preempt0-21swapper/011:14:560
81680rcu_preempt0-21swapper/007:53:400
81670rcu_preempt0-21swapper/112:10:471
81670rcu_preempt0-21swapper/111:37:021
81670rcu_preempt0-21swapper/012:21:450
81670rcu_preempt0-21swapper/011:43:160
81670rcu_preempt0-21swapper/011:43:160
81670rcu_preempt0-21swapper/009:16:430
81660rcu_preempt30097-21cpuspeed_turbos07:14:510
81660rcu_preempt25876-21cpuspeed_turbos10:09:511
81660rcu_preempt14466-21/usr/sbin/munin11:50:011
81660rcu_preempt12181-21ssh10:44:460
81660rcu_preempt0-21swapper/109:46:161
81660rcu_preempt0-21swapper/109:04:571
81660rcu_preempt0-21swapper/011:09:240
146550660irq/30-eth0-tx-0-21swapper/109:52:171
81650rcu_preempt18262-21timerwakeupswit11:55:030
81650rcu_preempt0-21swapper/111:31:151
81650rcu_preempt0-21swapper/010:51:570
81650rcu_preempt0-21swapper/010:12:320
89550640irq/17-ehci_hcd0-21swapper/112:39:551
81640rcu_preempt25082-21/usr/sbin/munin12:09:390
81630rcu_preempt2893-21ssh10:25:581
81630rcu_preempt0-21swapper/111:44:581
81630rcu_preempt0-21swapper/011:30:030
81630rcu_preempt0-21swapper/011:24:470
81630rcu_preempt0-21swapper/007:24:480
81620rcu_preempt32296-21ssh09:20:411
81620rcu_preempt31127-21munin-run07:19:371
81620rcu_preempt0-21swapper/111:42:291
81620rcu_preempt0-21swapper/111:42:291
81620rcu_preempt0-21swapper/110:33:091
81620rcu_preempt0-21swapper/109:30:441
81620rcu_preempt0-21swapper/108:49:511
81620rcu_preempt0-21swapper/010:19:520
81620rcu_preempt0-21swapper/009:32:490
81610rcu_preempt739-21ssh11:24:150
81610rcu_preempt3-21ksoftirqd/010:09:150
81610rcu_preempt29840-21ssh12:18:000
81610rcu_preempt27407-21ssh11:12:331
81610rcu_preempt21720-21ssh11:01:151
81610rcu_preempt16852-21ssh11:54:210
81610rcu_preempt0-21swapper/112:08:211
81610rcu_preempt0-21swapper/112:04:321
81610rcu_preempt0-21swapper/110:22:331
81610rcu_preempt0-21swapper/109:17:071
81610rcu_preempt0-21swapper/108:48:501
81610rcu_preempt0-21swapper/108:14:561
81600rcu_preempt29765-21ssh10:15:271
81600rcu_preempt23283-21ssh11:04:561
81600rcu_preempt19357-21ssh10:57:261
81600rcu_preempt14129-21ssh10:47:341
81600rcu_preempt11569-21ssh09:43:101
81600rcu_preempt11308-21ssh10:42:271
81600rcu_preempt0-21swapper/112:37:061
81600rcu_preempt0-21swapper/112:21:321
81600rcu_preempt0-21swapper/012:32:160
81600rcu_preempt0-21swapper/009:21:470
29878996043cyclictest945-21usb-storage07:49:511
81590rcu_preempt30790-21latency_hist11:19:381
81590rcu_preempt30262-21ssh11:18:101
81590rcu_preempt28223-21ssh12:14:561
81590rcu_preempt2497-21ssh12:26:381
81590rcu_preempt18104-21df08:34:501
81590rcu_preempt14920-21mailstats08:20:021
81590rcu_preempt0-21swapper/111:59:081
81590rcu_preempt0-21swapper/109:38:111
81590rcu_preempt0-21swapper/012:04:020
81590rcu_preempt0-21swapper/007:30:030
81580rcu_preempt8253-21ssh09:36:200
81580rcu_preempt5342-21ssh12:32:291
81580rcu_preempt22938-21dpkg08:54:471
81580rcu_preempt22938-21dpkg08:54:471
81580rcu_preempt20775-21ssh09:59:561
81580rcu_preempt12955-21ssh11:45:120
81580rcu_preempt0-21swapper/108:39:551
81580rcu_preempt0-21swapper/108:31:221
81580rcu_preempt0-21swapper/107:35:021
81580rcu_preempt0-21swapper/012:10:060
81580rcu_preempt0-21swapper/010:58:410
81570rcu_preempt3267-21ssh10:27:160
81570rcu_preempt27853-21diskmemload11:14:120
81570rcu_preempt18031-21fw_forwarded_lo09:54:551
81570rcu_preempt11746-21ssh10:43:560
81570rcu_preempt11000-21ssh09:41:110
81570rcu_preempt0-21swapper/108:10:111
81570rcu_preempt0-21swapper/107:59:521
81570rcu_preempt0-21swapper/011:01:420
81570rcu_preempt0-21swapper/009:29:230
81570rcu_preempt0-21swapper/008:43:250
146650570irq/31-eth0-tx-0-21swapper/012:36:450
81560rcu_preempt8491-21ssh10:37:040
81560rcu_preempt30256-21ssh10:17:180
81560rcu_preempt1-21init08:32:150
81560rcu_preempt0-21swapper/107:39:541
81560rcu_preempt0-21swapper/107:26:311
81560rcu_preempt0-21swapper/107:24:121
81560rcu_preempt0-21swapper/009:09:510
81560rcu_preempt0-21swapper/007:19:580
89950550irq/17-ehci_hcd29875-21cyclictest08:24:501
81550rcu_preempt2421-21ssh12:26:230
81550rcu_preempt0-21swapper/108:07:121
81550rcu_preempt0-21swapper/009:00:000
81550rcu_preempt0-21swapper/007:59:580
81550rcu_preempt0-21swapper/007:54:460
81550rcu_preempt0-21swapper/007:47:360
81550rcu_preempt0-21swapper/007:42:430
81540rcu_preempt25196-21wc09:00:011
81540rcu_preempt0-21swapper/107:31:131
81540rcu_preempt0-21swapper/008:54:130
81520rcu_preempt8448-21ntpq07:54:591
81520rcu_preempt0-21swapper/008:16:140
81520rcu_preempt0-21swapper/008:07:470
29877995147cyclictest945-21usb-storage08:34:480
29878994845cyclictest945-21usb-storage09:14:161
81470rcu_preempt15571-21diskstats08:24:520
29877994744cyclictest945-21usb-storage08:55:000
29877994744cyclictest945-21usb-storage08:55:000
29877994312cyclictest25291-21kworker/0:109:07:150
29877994211cyclictest18784-21kworker/0:208:11:240
2987799419cyclictest18784-21kworker/0:208:47:120
29877994112cyclictest18784-21kworker/0:208:23:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional