You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-16 - 14:05
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 376 highest latencies:
System rackcslot3.osadl.org (updated Sat May 16, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81970rcu_preempt9241-21ssh21:42:031
81830rcu_preempt0-21swapper/119:06:511
89950760irq/17-ehci_hcd945-21usb-storage21:12:391
81750rcu_preempt837-21ssh23:26:410
146650730irq/31-eth0-tx-181ktimersoftd/121:53:061
81720rcu_preempt4975-21ssh21:35:460
81720rcu_preempt30518-21if_eth122:21:420
81720rcu_preempt30065-21ssh22:21:341
81720rcu_preempt0-21swapper/023:51:420
81710rcu_preempt5149-21sh23:34:200
81710rcu_preempt2192-21snmpd20:16:490
81710rcu_preempt0-21swapper/123:42:341
81710rcu_preempt0-21swapper/122:31:431
81710rcu_preempt0-21swapper/023:58:540
81710rcu_preempt0-21swapper/023:11:400
81710rcu_preempt0-21swapper/022:04:340
81710rcu_preempt0-21swapper/021:16:410
81700rcu_preempt18827-21sh22:01:150
81700rcu_preempt0-21swapper/100:11:231
81700rcu_preempt0-21swapper/019:58:270
81690rcu_preempt2237-21diskmemload21:31:170
81690rcu_preempt0-21swapper/100:00:051
81680rcu_preempt7018-21ssh21:38:330
81680rcu_preempt0-21swapper/100:17:021
81680rcu_preempt0-21swapper/023:47:170
81680rcu_preempt0-21swapper/000:40:100
81680rcu_preempt0-21swapper/000:30:090
81670rcu_preempt0-21swapper/123:34:071
81670rcu_preempt0-21swapper/122:18:301
81670rcu_preempt0-21swapper/000:06:290
146650670irq/31-eth0-tx-2192-21snmpd19:06:520
81660rcu_preempt3409-21ssh00:31:371
81660rcu_preempt25646-21timerwakeupswit22:11:490
81660rcu_preempt22023-21ssh23:06:330
81660rcu_preempt0-21swapper/123:07:181
81660rcu_preempt0-21swapper/023:26:240
81650rcu_preempt572-21apt-get19:41:330
81640rcu_preempt32681-21ssh22:26:350
81640rcu_preempt30037-21ssh00:21:281
81640rcu_preempt26423-21awk19:11:490
81640rcu_preempt2481-21apt-esm-hook21:31:351
81640rcu_preempt20342-21tail23:01:480
81640rcu_preempt0-21swapper/020:41:350
81630rcu_preempt31089-21ssh21:23:431
81630rcu_preempt28025-21ssh23:16:420
81630rcu_preempt0-21swapper/020:21:480
81630rcu_preempt0-21swapper/020:01:450
81620rcu_preempt27286-21proc_pri21:16:481
81620rcu_preempt25560-21cpuspeed_turbos19:11:361
81620rcu_preempt14132-21df22:51:361
81620rcu_preempt0-21swapper/122:11:271
81620rcu_preempt0-21swapper/121:29:041
81620rcu_preempt0-21swapper/022:41:460
25321996215cyclictest13476-21df20:31:370
81610rcu_preempt8664-21ssh23:41:340
81610rcu_preempt8227-21df_abs21:41:370
81610rcu_preempt5772-21ssh22:36:350
81610rcu_preempt31716-21ssh23:23:021
81610rcu_preempt31710-21cat19:36:230
81610rcu_preempt25813-21ssh23:11:481
81610rcu_preempt20096-21ssh00:01:450
81610rcu_preempt1772-21ssh22:27:541
81610rcu_preempt10064-21ssh22:43:031
81610rcu_preempt0-21swapper/122:59:131
81610rcu_preempt0-21swapper/121:01:451
81610rcu_preempt0-21swapper/100:11:471
146650610irq/31-eth0-tx-25905-21ssh00:12:220
81600rcu_preempt7407-21ssh22:38:341
81600rcu_preempt27463-21open_inodes19:16:461
81600rcu_preempt20733-21ssh00:01:531
81600rcu_preempt13430-21ssh23:49:481
81600rcu_preempt13031-21ssh22:49:001
81600rcu_preempt0-21swapper/123:51:511
81600rcu_preempt0-21swapper/123:27:171
81600rcu_preempt0-21swapper/122:00:091
81600rcu_preempt0-21swapper/121:41:191
81600rcu_preempt0-21swapper/120:52:561
81600rcu_preempt0-21swapper/021:21:590
81590rcu_preempt28834-21sendmail_mailst19:21:471
81590rcu_preempt12022-21ssh21:46:491
81590rcu_preempt0-21swapper/123:16:431
81590rcu_preempt0-21swapper/122:02:411
81590rcu_preempt0-21swapper/120:23:111
81590rcu_preempt0-21swapper/120:03:351
81590rcu_preempt0-21swapper/100:26:441
81590rcu_preempt0-21swapper/019:24:550
81580rcu_preempt7866-21ssh00:39:401
81580rcu_preempt32079-21ssh00:24:340
81580rcu_preempt3-21ksoftirqd/022:11:200
81580rcu_preempt0-21swapper/122:06:441
81580rcu_preempt0-21swapper/022:46:420
81580rcu_preempt0-21swapper/000:19:280
81570rcu_preempt21092-21ssh23:03:471
81570rcu_preempt17331-21ssh22:56:440
81570rcu_preempt0-21swapper/120:11:381
81570rcu_preempt0-21swapper/120:06:411
81570rcu_preempt0-21swapper/022:34:580
81570rcu_preempt0-21swapper/021:14:530
81570rcu_preempt0-21swapper/020:11:230
81570rcu_preempt0-21swapper/019:31:480
25321995714cyclictest3782-21cat00:31:430
89550560irq/17-ehci_hcd0-21swapper/020:55:290
81560rcu_preempt0-21swapper/123:38:541
81560rcu_preempt0-21swapper/121:06:401
81560rcu_preempt0-21swapper/120:36:541
81560rcu_preempt0-21swapper/021:52:330
81560rcu_preempt0-21swapper/021:50:570
81550rcu_preempt30764-21fw_conntrack19:31:391
81550rcu_preempt14409-21ssh22:51:410
81550rcu_preempt12816-21open_files20:26:460
81550rcu_preempt0-21swapper/120:41:421
81550rcu_preempt0-21swapper/120:16:311
81550rcu_preempt0-21swapper/119:52:031
25321995513cyclictest7723-21sh23:38:470
81540rcu_preempt585-21egrep19:41:351
81540rcu_preempt4306-21munin-run19:56:230
81540rcu_preempt2192-21snmpd20:28:331
81540rcu_preempt0-21swapper/119:59:331
81540rcu_preempt0-21swapper/021:01:480
81540rcu_preempt0-21swapper/019:46:400
81530rcu_preempt0-21swapper/022:17:460
81520rcu_preempt0-21swapper/021:07:470
81520rcu_preempt0-21swapper/020:39:470
81520rcu_preempt0-21swapper/020:08:050
81520rcu_preempt0-21swapper/019:18:590
25321995215cyclictest19636-21/usr/sbin/munin20:56:390
81510rcu_preempt0-21swapper/120:46:301
81500rcu_preempt32680-21python19:36:461
25322995047cyclictest945-21usb-storage20:35:141
81490rcu_preempt2163-21diskstats19:46:381
25322994946cyclictest945-21usb-storage20:56:441
2532199471cyclictest30206-21cat19:26:490
25322994542cyclictest945-21usb-storage19:26:521
25321994213cyclictest17751-21uname20:46:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional