You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-16 - 22:36
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 792 highest latencies:
System rack7slot8.osadl.org (updated Tue Jun 16, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30140217028,114sleep00-21swapper/019:08:130
3042199146125,13cyclictest247512sleep023:00:510
304219913665,34cyclictest26828-21diskstats23:10:220
304219913587,37cyclictest14862-21chrt00:26:170
304219913485,38cyclictest11533-21/usr/sbin/munin00:15:420
304219913181,38cyclictest2037-21df_inode19:25:190
304219912981,36cyclictest3936-21ntp_states19:31:170
304219912875,40cyclictest22769-21fw_forwarded_lo20:45:270
304219912780,36cyclictest28417-21awk23:15:480
304219912779,39cyclictest30995-21fw_forwarded_lo23:25:260
304219912777,38cyclictest29987-21ntp_states23:21:200
304219912677,38cyclictest2946-21ntp_states23:41:190
304219912580,33cyclictest7310-40logrotate00:00:030
304219912575,39cyclictest31988-21/usr/sbin/munin19:15:290
304219912481,33cyclictest13432-21sshd20:07:560
304219912473,40cyclictest580-21mailstats21:25:470
304219912378,34cyclictest13345-21ntp_states00:21:170
304219912377,36cyclictest10178-21cpuspeed00:10:300
304219912372,40cyclictest14370-21df_inode22:20:180
304219912178,35cyclictest1408-21nginx20:12:570
304219912176,35cyclictest7823-21fw_forwarded_lo19:45:260
304219912174,35cyclictest21871-21fw_forwarded_lo22:50:260
304219912169,42cyclictest6800-21ntp_states19:41:130
304219912088,22cyclictest1084-21seq23:35:380
304219912070,40cyclictest25589-21diskstats23:05:210
304219911973,34cyclictest30709-21diskstats19:10:210
304219911972,35cyclictest17549-21/usr/sbin/munin20:25:280
304219911875,33cyclictest25194-21df20:55:170
304219911873,35cyclictest7260-21grep21:50:470
304219911873,35cyclictest5640-21df21:45:170
304219911873,35cyclictest15968-21df00:30:240
304219911872,35cyclictest4419-21seq21:40:200
304219911783,24cyclictest3200-21diskstats21:35:360
304219911774,33cyclictest31491-21runrttasks21:20:230
304219911772,34cyclictest7859-21ntp_states00:00:370
304219911771,35cyclictest3925-21df_inode23:45:270
304219911685,21cyclictest17581-21seq22:33:250
304219911671,34cyclictest19101-21memory20:30:320
304219911670,35cyclictest21502-21diskstats20:40:250
304219911670,34cyclictest1305-21snmpd22:13:170
304219911670,33cyclictest28936-21df21:10:170
304219911585,20cyclictest9390-21df_inode22:00:210
304219911573,32cyclictest5193-21/usr/sbin/munin23:50:280
304219911570,34cyclictest8909-21df_inode00:05:190
304219911570,34cyclictest24272-21awk20:50:440
304219911565,38cyclictest30286-21irqstats21:15:300
304219911480,24cyclictest750-21diskstats19:20:200
304219911479,24cyclictest754-21systemd-journal22:58:310
304219911472,31cyclictest20557-21systemctl20:35:460
304219911380,22cyclictest801-21dbus-daemon22:45:010
304219911378,24cyclictest2484-21sed21:35:050
304219911374,31cyclictest10286-21sshd19:55:220
304219911372,30cyclictest14047-21munin-run22:20:020
304219911369,33cyclictest8159-21runrttasks21:55:240
304219911369,33cyclictest11319-21/usr/sbin/munin20:00:430
304219911368,34cyclictest10658-21fw_conntrack22:05:250
304219911366,36cyclictest16340-21wget20:20:120
304219911282,20cyclictest19026-21cut22:40:020
304219911182,19cyclictest5222-21seq19:35:460
304219911172,28cyclictest1276-21runrttasks22:25:310
304219911167,33cyclictest26268-21apt21:00:110
304219911166,34cyclictest32392-21ntp_states23:30:390
304219910979,20cyclictest15037-21/usr/sbin/munin20:15:420
304219910877,21cyclictest17664-21runrttasks00:36:140
304219910866,33cyclictest20387-21munin-node22:45:120
304219910773,21cyclictest27749-21fw_forwarded_lo21:05:290
304219910574,22cyclictest9211-21ntp_states19:50:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional