You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-15 - 22:41
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 Jul 15, 2025 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20363214546,65sleep00-21swapper/007:10:000
204319914263,39cyclictest28597-21diskstats07:40:240
204319913771,23cyclictest8117-21df_inode10:35:200
204319913765,20cyclictest4277-21ntp_states08:11:120
204319913761,38cyclictest18854-21wget09:10:160
204319913661,21cyclictest21930-21seq11:30:040
204319913565,50cyclictest29664-21aten_r7power_cu07:45:140
204319913562,53cyclictest4332-21/usr/sbin/munin12:25:500
204319913561,35cyclictest6888-21diskstats10:30:240
204319913460,34cyclictest760-21systemd-journal07:20:330
204319913269,43cyclictest15010-21sshd11:01:170
204319913253,41cyclictest31064-21df_inode07:50:180
204319913249,25cyclictest26625-21apt-get07:37:110
204319913161,33cyclictest7324-21latency_hist12:40:030
204319913072,38cyclictest795-21sendmail-msp08:00:030
204319913061,50cyclictest10203-21mailstats10:41:300
204319913057,35cyclictest21809-21wget07:15:140
204319913054,21cyclictest26450-21df09:40:190
204319912962,48cyclictest22326-21apt-key11:30:150
204319912962,23cyclictest11010-21diskstats10:45:240
204319912958,34cyclictest2254-21wget08:05:150
204319912954,39cyclictest1356-21snmpd12:17:230
204319912881,36cyclictest3556-21awk10:15:520
204319912856,51cyclictest18140-21latency_hist11:15:030
204319912856,34cyclictest32477-21/usr/sbin/munin10:05:140
204319912765,22cyclictest11707-21ntp_states08:40:420
204319912760,46cyclictest1356-21snmpd09:51:490
204319912760,36cyclictest1356-21snmpd12:32:270
204319912759,34cyclictest13788-21/usr/sbin/munin08:50:150
204319912758,50cyclictest1356-21snmpd08:21:300
204319912757,53cyclictest2513-21wget12:20:130
204319912664,23cyclictest24432-21sshd09:31:140
204319912658,49cyclictest1336-21runrttasks09:55:510
204319912655,32cyclictest1801-21node11:35:380
204319912653,34cyclictest15142-21wget08:55:170
204319912652,19cyclictest31578-21ps12:05:480
204319912554,35cyclictest27608-21wget09:45:140
204319912553,35cyclictest1356-21snmpd11:47:180
204319912551,40cyclictest6582-21sed10:30:020
204319912448,57cyclictest0-21swapper/010:12:160
204319912375,36cyclictest10654-21sshd08:35:500
204319912365,38cyclictest1356-21snmpd07:30:020
204319912363,21cyclictest17912-21ntp_states09:05:390
204319912356,50cyclictest8906-21seq08:30:200
204319912356,49cyclictest1356-21snmpd09:01:380
204319912355,34cyclictest31846-21users10:00:490
204319912352,17cyclictest26121-21latency_hist09:40:040
204319912254,33cyclictest1356-21snmpd11:22:120
204319912249,38cyclictest13264-21seq08:46:360
204319912174,36cyclictest13519-21fw_forwarded_lo10:55:290
204319912160,20cyclictest7808-21fw_forwarded_lo08:25:280
204319912159,21cyclictest12112-21wget10:50:210
204319912153,34cyclictest32554-21df_inode12:10:190
204319912070,38cyclictest1356-21snmpd11:17:110
204319912053,31cyclictest25530-21wget07:30:120
204319911979,21cyclictest5064-21/usr/sbin/munin08:15:380
204319911953,48cyclictest1356-21snmpd11:42:170
204319911942,59cyclictest10250irq/56-4a10000007:10:320
204319911863,43cyclictest27584-21diskstats11:50:220
204319911858,20cyclictest22822-21irqstats09:25:320
204319911855,20cyclictest760-21systemd-journal12:01:310
204319911851,36cyclictest1356-21snmpd09:21:440
204319911849,33cyclictest1356-21snmpd10:21:580
204319911766,40cyclictest1242-21sshd08:00:340
204319911666,37cyclictest20780-21apt-get09:17:120
204319911661,43cyclictest1356-21snmpd11:57:190
204319911551,32cyclictest16522-21chrt11:06:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional