You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-19 - 23:37
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 rack7slot8.osadl.org (updated Sun Apr 19, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28398224024,72sleep027817-21/usr/sbin/munin19:05:360
290009916824,124cyclictest1408-21nginx20:18:090
29000991678,15cyclictest801-21dbus-daemon00:25:360
29000991677,14cyclictest77772sleep019:52:010
29000991658,16cyclictest29323-21apt-get21:22:080
29000991618,20cyclictest3470-21df19:35:170
29000991618,16cyclictest12634-21apt-get22:18:170
29000991616,19cyclictest29777-21chrt19:11:250
290009916120,21cyclictest1285-21lldpd23:37:320
290009915939,104cyclictest10250irq/56-4a10000020:40:030
29000991588,25cyclictest9217-21apt-get00:12:100
290009915828,111cyclictest18648-21apt-config22:40:130
29000991578,20cyclictest1919-21apt19:30:010
290009915724,116cyclictest31473-21apt-cache19:17:000
29000991568,21cyclictest21762-21ntp_states22:50:440
290009915534,104cyclictest10250irq/56-4a10000000:23:590
290009915424,110cyclictest1305-21snmpd22:03:200
29000991538,15cyclictest6004-21apt-get21:57:090
290009915345,97cyclictest14069-21runrttasks22:21:300
290009915332,111cyclictest24340-21tr21:00:010
290009915330,113cyclictest6787-21runrttasks00:00:090
29000991529,17cyclictest6731-40gzip00:00:160
29000991529,17cyclictest4724-21df19:40:160
29000991528,23cyclictest17373-21ntp_states20:30:400
29000991526,18cyclictest25538-21/usr/sbin/munin23:05:420
290009915236,103cyclictest16141-21ntpq20:25:400
290009915233,107cyclictest29360-21https21:20:050
290009915221,113cyclictest10250irq/56-4a10000021:03:110
29000991519,16cyclictest11365-21apt-get22:15:020
290009915134,105cyclictest754-21systemd-journal22:05:540
290009915132,107cyclictest18393-21http22:40:040
290009915125,109cyclictest12196-21diskstats20:10:200
290009915119,115cyclictest21984-21wget20:50:110
29000991508,17cyclictest28353-21apt-get23:17:110
29000991507,15cyclictest28729-21apt-get23:22:090
29000991507,122cyclictest1305-21snmpd23:54:540
290009915034,105cyclictest16403-21ntpq22:30:430
290009915034,104cyclictest3260-21df23:45:270
290009915017,14cyclictest10250irq/56-4a10000021:25:150
290009915013,16cyclictest10635-21latency_hist20:05:020
290009914835,102cyclictest1090-21latency_hist21:35:040
290009914832,99cyclictest26511-21awk23:10:140
29000991479,19cyclictest5068-21df21:50:180
29000991478,121cyclictest23871-21/usr/sbin/munin23:00:350
29000991477,120cyclictest17552-21https00:40:070
29000991476,16cyclictest9144-21seq00:09:290
290009914725,111cyclictest20524-21runrttasks22:45:420
29000991469,16cyclictest32270-21irqstats19:20:310
29000991467,18cyclictest22614-21/usr/sbin/munin22:55:290
29000991467,16cyclictest30734-21fw_forwarded_lo23:25:290
290009914629,106cyclictest754-21systemd-journal23:41:540
290009914619,115cyclictest19788-21chrt20:40:320
290009914611,124cyclictest2010-21node19:48:010
290009914536,98cyclictest32186-21open_files23:31:060
290009914528,105cyclictest15156-21ntp_states22:25:440
29000991447,20cyclictest4767-21munin-run21:50:010
29000991447,16cyclictest1305-21snmpd00:32:450
290009914435,96cyclictest754-21systemd-journal20:23:550
290009914432,96cyclictest0-21swapper/019:33:040
290009914429,104cyclictest754-21systemd-journal19:58:540
29000991437,17cyclictest1309-21df21:35:170
290009914336,96cyclictest263502chrt21:06:070
290009914333,99cyclictest10970-21cut00:15:120
290009914330,101cyclictest2757-21ntpq21:40:340
290009914147,84cyclictest20725-21seq20:45:120
290009914129,101cyclictest27346-21open_files21:10:430
290009914129,100cyclictest10860-21cut20:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional