You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-08 - 06:11
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackdslot0.osadl.org (updated Fri May 08, 2026 00:45:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1627993229,1cyclictest0-21swapper/022:00:150
162999230,5cyclictest0-21swapper/222:16:182
162899230,5cyclictest0-21swapper/121:40:441
162899220,21cyclictest843-21systemd-network21:48:291
162899220,18cyclictest0-21swapper/122:22:491
162999212,16cyclictest0-21swapper/219:29:032
162799210,3cyclictest0-21swapper/021:07:510
162899203,2cyclictest16166-21ntp_kernel_pll_23:20:181
1628992018,1cyclictest0-21swapper/122:15:151
162799202,2cyclictest0-21swapper/022:14:090
162799200,19cyclictest0-21swapper/020:11:220
1629991915,3cyclictest14499-21snapd22:50:282
1629991913,5cyclictest0-21swapper/200:36:322
162999190,2cyclictest3985-21H222:10:212
162999190,17cyclictest2658-21latency_hist23:00:002
1628991917,1cyclictest21-21ksoftirqd/122:36:391
162899190,2cyclictest3989-21H222:10:211
162799192,3cyclictest0-21swapper/023:30:080
1627991916,2cyclictest8562-21nfsd420:15:190
1627991915,3cyclictest0-21swapper/021:01:270
1627991915,3cyclictest0-21swapper/021:01:260
162799190,18cyclictest0-21swapper/022:27:050
162999182,1cyclictest207362sleep222:31:352
162999182,0cyclictest0-21swapper/223:01:222
1629991816,1cyclictest0-21swapper/200:00:172
1629991815,2cyclictest30534-21cat20:00:002
1629991815,2cyclictest28265-21nfsd422:45:182
1629991815,2cyclictest15539-21taskset20:30:042
1629991814,3cyclictest3979-21H222:10:212
162999181,2cyclictest26535-21sed19:50:212
162999180,3cyclictest3983-21H222:10:212
162999180,2cyclictest3989-21H222:10:212
162999180,2cyclictest3987-21H222:10:212
162999180,18cyclictest0-21swapper/219:43:522
162999180,17cyclictest17229-21iwlist19:35:152
162999180,15cyclictest0-21swapper/223:10:172
162899182,15cyclictest21-21ksoftirqd/122:45:241
162899182,15cyclictest0-21swapper/122:31:171
1628991816,1cyclictest21-21ksoftirqd/123:53:171
1628991815,2cyclictest3983-21H222:10:211
1628991815,2cyclictest30879-21cut21:55:001
1628991814,3cyclictest3983-21H222:10:211
1628991814,3cyclictest10897-21python321:20:001
1628991814,3cyclictest0-21swapper/120:38:451
162899181,1cyclictest0-21swapper/122:01:591
162899181,16cyclictest24664-21idleruntime20:45:151
162899181,16cyclictest18073-21nfsd400:20:201
162899180,17cyclictest843-21systemd-network00:06:261
162899180,17cyclictest21827-21grep20:40:151
162899180,16cyclictest5442-21apt-key00:00:001
162899180,15cyclictest14421-21mailstats20:25:201
162799184,8cyclictest7326-21perf19:20:020
162799182,1cyclictest0-21swapper/000:05:190
1627991816,1cyclictest9-21ksoftirqd/019:30:190
1627991816,1cyclictest0-21swapper/021:46:510
1627991814,3cyclictest0-21swapper/023:52:580
162799181,2cyclictest3954-21VM22:10:210
162799180,2cyclictest9077-21cpuspeed_turbos23:10:130
162799180,2cyclictest3989-21H222:10:210
162799180,17cyclictest3991-21H222:10:210
1629991715,1cyclictest0-21swapper/223:30:132
1629991715,1cyclictest0-21swapper/221:15:162
1629991714,2cyclictest9869-21uname00:05:182
1629991714,2cyclictest7567-21sed21:10:202
1629991714,2cyclictest4099-21H222:10:212
1629991714,2cyclictest3987-21H222:10:212
1629991714,2cyclictest13218-21/usr/sbin/munin22:20:202
1629991714,2cyclictest12028-21apache_processe23:15:122
162999171,15cyclictest24112-21grep20:45:132
162999170,2cyclictest489-21/usr/sbin/munin21:00:152
162999170,2cyclictest489-21/usr/sbin/munin21:00:152
162999170,2cyclictest3987-21H222:10:212
162999170,2cyclictest3979-21H222:10:212
162999170,2cyclictest24710-21chrt21:40:422
162999170,2cyclictest2323-21cut23:55:142
162999170,2cyclictest1515-21lxd20:10:492
162999170,16cyclictest7959-21grep20:15:172
162999170,16cyclictest3979-21H222:10:212
162999170,16cyclictest3647-21anvil20:09:092
162999170,16cyclictest32110-21ls23:50:122
162999170,16cyclictest28730-21cat21:50:142
162999170,16cyclictest26925-21cat20:50:152
162999170,16cyclictest26260-21/usr/sbin/munin23:40:142
162999170,16cyclictest26147-21fschecks_time21:45:152
162999170,16cyclictest23323-21awk19:45:192
162999170,16cyclictest21355-21cpuspeed_turbos20:40:122
162999170,16cyclictest20980-21needreboot21:35:172
162999170,16cyclictest20668-21cron20:39:022
162999170,16cyclictest17525-21fschecks_time00:20:162
162999170,16cyclictest17503-21/usr/sbin/munin23:25:112
162999170,16cyclictest1523-21lxd19:20:492
162999170,16cyclictest14997-21ntpq19:30:182
162999170,16cyclictest14666-21expr21:25:142
162999170,16cyclictest11955-21df_inode00:10:142
162999170,16cyclictest1035-21thermald22:05:212
162999170,16cyclictest0-21swapper/221:31:252
162899172,1cyclictest21-21ksoftirqd/123:58:241
162899172,1cyclictest21-21ksoftirqd/123:43:041
1628991716,1cyclictest0-21swapper/123:09:221
1628991715,1cyclictest3991-21H222:10:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional