You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-15 - 22:13
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 Sat Nov 15, 2025 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26879220719,31sleep00-21swapper/007:05:530
27429991728,110cyclictest25191-21diskstats11:15:230
27429991627,16cyclictest1915-21users09:40:530
27429991626,115cyclictest21601-21/usr/sbin/munin11:00:360
274299916219,123cyclictest11345-21wget10:20:140
274299916133,110cyclictest3650irq/20-4900000008:07:080
27429991609,114cyclictest13778-21/usr/sbin/munin10:30:230
274299916027,92cyclictest815-21rs:main0
274299916026,116cyclictest1356-21snmpd09:25:150
27429991598,130cyclictest8206-21apt-get12:17:270
27429991597,133cyclictest15138-21systemctl08:25:530
27429991597,131cyclictest27488-21sed11:25:070
274299915940,107cyclictest11580-21sshd08:11:460
27429991585,131cyclictest3609-21if_eth011:55:290
27429991578,127cyclictest1356-21snmpd09:45:230
27429991577,130cyclictest27059-21cat09:15:130
27429991577,130cyclictest1356-21snmpd09:35:200
274299915724,113cyclictest29918-21apt-get07:18:190
27429991567,128cyclictest6680-21ntp_states10:00:440
27429991567,107cyclictest1356-21snmpd09:00:090
27429991567,103cyclictest18562-21diskstats08:40:270
274299915640,104cyclictest1801-21node08:36:110
27429991558,18cyclictest12855-21apt-get08:17:070
274299915424,115cyclictest1356-21snmpd10:50:490
274299915421,121cyclictest30591-21diskstats11:35:270
27429991538,100cyclictest29467-21munin-run09:25:020
274299915320,113cyclictest1356-21snmpd12:11:120
274299915314,103cyclictest1356-21snmpd07:59:540
27429991527,92cyclictest28163-21fw_conntrack11:25:440
27429991527,16cyclictest32765-21apt-get11:47:110
27429991526,125cyclictest14474-21cron08:25:000
274299915220,112cyclictest1356-21snmpd07:49:520
27429991518,14cyclictest3175-21df07:40:180
27429991516,15cyclictest32106-21sshd07:25:430
27429991516,125cyclictest24750-21cat09:05:190
27429991516,103cyclictest802-21dbus-daemon08:30:460
27429991508,17cyclictest12847-21ntp_states12:30:380
27429991508,121cyclictest1336-21runrttasks10:40:440
27429991506,15cyclictest31425-21diskstats09:30:250
27429991506,12cyclictest152212sleep010:35:280
27429991498,97cyclictest9098-21/usr/sbin/munin08:05:030
27429991497,98cyclictest1356-21snmpd10:55:510
27429991496,18cyclictest14154-21ps12:35:450
27429991496,122cyclictest28635-21latency_hist07:15:040
27429991489,18cyclictest6453-21users12:05:530
27429991489,105cyclictest21213-21ntp_states08:50:400
27429991487,127cyclictest760-21systemd-journal07:30:450
27429991486,107cyclictest7528-21/usr/sbin/munin10:05:220
274299914817,115cyclictest31535-21latency_hist07:25:020
27429991478,15cyclictest2345-21users07:35:530
27429991477,17cyclictest1356-21snmpd09:55:280
27429991477,106cyclictest9069-21irqstats10:10:330
27429991468,94cyclictest760-21systemd-journal08:46:110
27429991468,100cyclictest1356-21snmpd10:15:360
274299914634,100cyclictest29678-21sshd11:30:490
27429991457,125cyclictest1356-21snmpd10:45:480
274299914532,99cyclictest12982-21ps10:25:470
274299914524,102cyclictest23238-21sshd11:06:480
27429991447,95cyclictest26019-21/usr/sbin/munin09:10:210
27429991447,15cyclictest4829-21fw_conntrack12:00:250
27429991446,16cyclictest11514-21irqstats12:25:310
274299914424,103cyclictest1356-21snmpd07:54:520
27429991436,114cyclictest10012-21wget12:20:150
27429991435,16cyclictest3911-21grep09:50:180
274299914345,87cyclictest2833-21sshd11:51:480
274299914326,101cyclictest22069-21/usr/sbin/munin08:55:460
27429991417,115cyclictest1356-21snmpd11:10:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional