You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-18 - 07:00
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 rack2slot7.osadl.org (updated Sat Oct 18, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1948327995811,7cyclictest0-21swapper/021:27:550
194832799443,24cyclictest0-21swapper/022:45:580
194832799351,33cyclictest2060220-1kworker/0:1H+mmc_complete22:32:500
194832799350,25cyclictest0-21swapper/021:22:530
1948329993318,3cyclictest11050irq/107-eth%d23:30:332
1948327993328,4cyclictest0-21swapper/023:30:330
194832799330,23cyclictest0-21swapper/021:17:440
194832899325,11cyclictest0-21swapper/122:02:461
1948327993218,3cyclictest0-21swapper/022:02:520
1948328993118,10cyclictest0-21swapper/123:17:421
194832799313,15cyclictest2028887-21fschecks_count21:57:420
194832799312,27cyclictest0-21swapper/021:30:320
194832799311,8cyclictest2122836-21ssh23:37:480
194832799310,4cyclictest2131735-21grep23:47:420
1948327993029,1cyclictest0-21swapper/021:47:440
194832799280,1cyclictest2047642-21fschecks_count22:17:420
1948329992712,11cyclictest111788-21systemd-journal00:05:322
1948328992718,7cyclictest0-21swapper/123:30:321
1948328992716,8cyclictest2022857-21ssh21:50:571
194832799273,16cyclictest0-21swapper/023:22:470
194832799271,4cyclictest2113200-21ntpq23:27:510
1948327992711,2cyclictest2129777-21sendmail-msp23:52:520
194832999265,13cyclictest619-21mta-sts-daemon21:37:482
1948329992610,14cyclictest1005-21mta-sts-daemon21:30:322
194832899267,13cyclictest1007-21mta-sts-daemon21:32:401
194832799261,18cyclictest2150394-21if_err_end000:07:430
194832799261,10cyclictest2158890-21/usr/sbin/munin00:17:440
194832799260,24cyclictest2060220-1kworker/0:1H+kblockd00:12:070
194832799260,24cyclictest2060220-1kworker/0:1H+kblockd00:12:070
194832999256,14cyclictest2169513-21apt-get00:30:332
194832899252,18cyclictest2089931-21ntpq23:02:471
1948328992515,5cyclictest2147953-21sendmail-msp00:05:321
194832899251,18cyclictest2132810-21sh23:47:521
194832799254,15cyclictest111788-21systemd-journal00:25:520
194832799254,13cyclictest0-21swapper/021:50:570
1948327992516,6cyclictest1967995-21unixbench_multi20:12:530
194832799251,15cyclictest1973255-21unixbench_multi20:27:520
1948329992420,3cyclictest1006-21mta-sts-daemon22:32:432
194832899243,14cyclictest2017909-21sh21:45:301
1948328992415,6cyclictest0-21swapper/120:20:301
1948327992423,0cyclictest0-21swapper/021:44:160
194832799241,12cyclictest0-21swapper/022:52:400
194832799240,18cyclictest0-21swapper/000:32:520
194832999232,13cyclictest2065963-21/usr/sbin/munin22:37:412
194832899236,12cyclictest2243333-21munin-node22:53:201
194832899235,4cyclictest2180416-21ntp_states00:42:511
194832799230,3cyclictest2103394-21gltestperf23:17:430
194832799230,3cyclictest2089868-21ld23:02:460
194832799230,18cyclictest1953496-21/usr/sbin/munin19:32:470
194832999228,7cyclictest2179716-21ssh00:42:442
194832999223,15cyclictest2023897-21/usr/sbin/munin21:52:412
194832899223,3cyclictest171rcu_preempt22:42:451
1948328992213,5cyclictest271ktimers/121:12:511
1948327992219,0cyclictest0-21swapper/021:07:420
194832799221,2cyclictest2071519-21ntpq22:42:450
194832799221,14cyclictest0-21swapper/023:57:450
194832999213,6cyclictest0-21swapper/222:57:522
194832999212,10cyclictest111788-21systemd-journal23:27:072
194832899211,11cyclictest1958114-21unixbench_singl19:42:531
194832899210,18cyclictest2154913-21ntpq00:12:471
194832899210,18cyclictest2154913-21ntpq00:12:471
194832799212,4cyclictest11050irq/107-eth%d20:57:480
194832799211,14cyclictest2127213-21/usr/sbin/munin23:42:450
194832799210,5cyclictest2176302-21ntpq00:37:530
194832799210,15cyclictest0-21swapper/023:07:500
194832999206,10cyclictest2092283-21ssh23:05:292
194832999204,9cyclictest764-21rs:main2
194832999203,14cyclictest111788-21systemd-journal21:29:322
194832999202,3cyclictest0-21swapper/223:59:532
1948329992015,3cyclictest0-21swapper/200:12:392
1948329992015,3cyclictest0-21swapper/200:12:392
194832999200,5cyclictest0-21swapper/222:52:462
194832899205,12cyclictest2171231-21/usr/sbin/munin00:32:451
194832899202,15cyclictest2129777-21sendmail-msp23:51:331
194832899202,13cyclictest2055098-21sendmail-msp22:32:501
194832799204,16cyclictest0-21swapper/022:07:410
194832799202,12cyclictest0-21swapper/020:02:530
1948327992013,5cyclictest0-21swapper/000:42:450
1948327992011,7cyclictest2057616-21gcc22:27:520
194833099194,8cyclictest0-21swapper/300:10:253
194832999192,13cyclictest2048206-21/usr/sbin/munin22:17:472
1948329991915,3cyclictest1952138-21grep19:27:432
1948329991915,2cyclictest1005-21mta-sts-daemon20:47:482
1948329991912,3cyclictest1974840-21ntpq20:32:492
1948329991912,3cyclictest0-21swapper/221:57:462
1948329991910,5cyclictest1970293-21apt-get20:20:302
194832999190,2cyclictest2167537-21ssh00:27:472
194832899195,12cyclictest2113209-21ssh23:27:511
194832899194,10cyclictest2108578-21proc_pri23:22:491
194832899192,13cyclictest2094600-21ssh23:07:501
1948328991916,2cyclictest2146362-21unixbench_singl00:02:531
194832799193,15cyclictest0-21swapper/020:32:430
194832799192,13cyclictest2148214-21latency_hist00:05:270
1948327991916,2cyclictest0-21swapper/022:37:460
1948327991912,6cyclictest0-21swapper/022:22:530
194832799191,14cyclictest0-21swapper/022:57:320
194832799190,15cyclictest1038-21cron21:15:270
194832999186,9cyclictest2034443-21ssh22:02:562
194832899185,7cyclictest1948287-21munin-run19:15:271
194832899183,10cyclictest2141877-21/usr/sbin/munin23:57:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional