You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-08-26 - 18:48
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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack3slot6.osadl.org (updated Tue Aug 26, 2025 12:45:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133249910533,22cyclictest14-21ksoftirqd/007:45:140
133249910228,67cyclictest0-21swapper/007:30:140
133249910216,19cyclictest0-21swapper/011:50:140
133249910014,20cyclictest0-21swapper/012:35:140
133249910013,21cyclictest0-21swapper/011:40:140
133249910013,17cyclictest0-21swapper/011:20:130
13324999916,21cyclictest0-21swapper/007:50:150
13324999913,20cyclictest0-21swapper/008:30:140
13324999913,19cyclictest0-21swapper/008:10:150
13324999913,17cyclictest0-21swapper/010:05:150
13324999912,18cyclictest0-21swapper/011:35:150
13324999814,18cyclictest0-21swapper/008:05:160
13324999812,22cyclictest0-21swapper/007:35:140
13324999812,18cyclictest0-21swapper/008:15:160
13324999715,19cyclictest0-21swapper/009:05:180
13324999618,18cyclictest0-21swapper/010:40:160
13324999613,16cyclictest0-21swapper/011:00:170
13324999612,18cyclictest0-21swapper/011:45:180
13324999612,17cyclictest0-21swapper/012:25:230
13324999516,18cyclictest0-21swapper/008:23:270
13324999515,18cyclictest0-21swapper/011:15:140
13324999515,17cyclictest0-21swapper/007:40:140
13324999514,18cyclictest0-21swapper/007:25:240
13324999513,19cyclictest0-21swapper/010:45:150
13324999512,17cyclictest0-21swapper/010:20:140
13324999417,19cyclictest0-21swapper/010:55:130
13324999415,19cyclictest0-21swapper/010:30:180
13324999412,20cyclictest0-21swapper/007:20:160
13324999411,15cyclictest0-21swapper/012:15:130
13324999312,18cyclictest0-21swapper/011:55:250
13324999311,22cyclictest0-21swapper/009:35:140
314962920,4chrt26-21ksoftirqd/111:00:191
13324999213,18cyclictest0-21swapper/011:05:120
13324999212,16cyclictest0-21swapper/010:10:150
13324999211,18cyclictest0-21swapper/011:30:160
13324998710,35cyclictest24541-21diskmemload09:10:160
1158328732,42sleep00-21swapper/007:05:170
1333099848,59cyclictest0-21swapper/107:55:131
13330998411,54cyclictest0-21swapper/110:40:131
1333099817,56cyclictest0-21swapper/109:30:181
288842800,5chrt28883-21diskstats09:20:331
1333099809,54cyclictest0-21swapper/110:00:131
1333099798,56cyclictest0-21swapper/108:00:131
1333099797,19cyclictest17457-21apt-get10:20:141
1333099768,53cyclictest0-21swapper/110:15:161
1333099768,53cyclictest0-21swapper/108:35:161
1333099758,52cyclictest0-21swapper/108:40:121
1333099757,53cyclictest0-21swapper/111:30:131
1333099756,19cyclictest4325-21apt-get11:15:141
1333099756,19cyclictest22920-21apt-get09:05:171
1333099756,18cyclictest10632-21apt-get08:30:141
1333099745,22cyclictest18956-21apt-get11:55:241
1333099745,13cyclictest26938-21apt-get07:45:141
13330997421,49cyclictest0-21swapper/108:45:191
1333099738,57cyclictest0-21swapper/110:10:151
1333099737,59cyclictest0-21swapper/109:25:121
1333099737,59cyclictest0-21swapper/109:25:121
1333099737,52cyclictest0-21swapper/111:25:251
1333099737,52cyclictest0-21swapper/111:25:251
1333099736,16cyclictest29719-21apt-get10:55:131
1333099735,22cyclictest1162-21apt-get12:35:141
1293627335,23sleep10-21swapper/107:07:521
1333099729,56cyclictest0-21swapper/109:50:131
1333099729,55cyclictest0-21swapper/108:20:131
1333099728,53cyclictest0-21swapper/107:15:151
1333099728,53cyclictest0-21swapper/107:15:151
1333099728,50cyclictest0-21swapper/108:55:141
1333099727,54cyclictest0-21swapper/112:05:261
1333099727,53cyclictest0-21swapper/111:10:141
1333099726,54cyclictest0-21swapper/108:25:261
1333099726,17cyclictest26234-21apt-get10:45:151
1333099725,21cyclictest13434-21apt-get11:40:141
1333099717,56cyclictest0-21swapper/109:45:131
1333099717,56cyclictest0-21swapper/108:05:151
1333099717,53cyclictest0-21swapper/109:40:131
1333099717,51cyclictest0-21swapper/112:10:161
1333099716,19cyclictest6089-21apt-get11:20:131
1333099716,18cyclictest16915-21apt-get11:50:141
1333099716,14cyclictest24711-21apt-get09:10:161
1333099715,22cyclictest21509-21apt-get07:30:141
13330997121,44cyclictest21237-21cat12:00:251
13330997118,47cyclictest9321-21timerwakeupswit09:55:411
1333099707,56cyclictest0-21swapper/108:50:151
1333099707,51cyclictest0-21swapper/110:35:171
1333099706,56cyclictest0-21swapper/112:20:151
1333099706,20cyclictest17733-21apt-get07:20:161
1333099706,18cyclictest5031-21apt-get08:15:161
1333099706,18cyclictest3290-21apt-get08:10:151
1333099705,19cyclictest11854-21apt-get10:05:151
1333099702,18cyclictest27905-21sendmail-msp12:20:001
1333099698,10cyclictest0-21swapper/112:30:171
1333099696,18cyclictest20948-21apt-get10:30:201
13330996918,45cyclictest514-21snmpd09:38:481
1333099688,52cyclictest0-21swapper/110:50:121
1333099687,54cyclictest0-21swapper/109:00:141
1333099687,54cyclictest0-21swapper/107:10:141
1333099686,18cyclictest30103-21apt-get12:25:231
1333099685,19cyclictest15182-21apt-get11:45:181
13330996814,48cyclictest1-21systemd07:36:401
1332499686,47cyclictest6606-21apt-get09:50:130
1333099678,51cyclictest0-21swapper/110:25:121
1333099676,19cyclictest28683-21apt-get07:50:151
1333099675,18cyclictest11617-21apt-get11:35:151
1333099665,54cyclictest19765-21apt-get07:25:231
1333099663,10cyclictest27301-21sshd09:15:351
13330996617,43cyclictest1010-21sort11:05:171
13330996613,48cyclictest26348-21vmstat07:40:381
13324996619,21cyclictest261-21systemd-journal11:14:080
13324996518,38cyclictest21332-21aten2.4-expect09:00:180
13324996441,17cyclictest14-21ksoftirqd/012:00:160
13324996420,35cyclictest32043-21aten2.4-expect09:30:220
13324996418,37cyclictest28571-21aten2.4-expect09:20:280
13324996417,19cyclictest27300-21/usr/sbin/munin09:15:350
13324996320,36cyclictest30292-21aten2.4-expect09:25:160
13324996320,36cyclictest30292-21aten2.4-expect09:25:160
13324996238,18cyclictest14-21ksoftirqd/007:55:190
13324996223,34cyclictest15727-21aten2.4-expect10:15:190
13324996141,11cyclictest14-21ksoftirqd/009:00:010
13324996123,33cyclictest261-21systemd-journal12:34:240
13324996121,31cyclictest0-21swapper/010:54:040
1332499603,48cyclictest15090-21sed08:40:350
13324996025,31cyclictest261-21systemd-journal10:03:540
13324996017,34cyclictest12404-21aten2.4-expect08:35:160
13324995935,18cyclictest14-21ksoftirqd/012:10:210
13324995928,23cyclictest420-21dbus-daemon07:20:010
13324995928,23cyclictest420-21dbus-daemon07:20:010
13324995911,41cyclictest8418-21apt-get08:25:160
13324995834,19cyclictest14-21ksoftirqd/012:05:260
13324995823,25cyclictest420-21dbus-daemon10:00:010
13324995814,35cyclictest22781-21aten2.4-expect10:35:210
13324995733,18cyclictest14-21ksoftirqd/008:50:210
13324995726,23cyclictest420-21dbus-daemon07:15:000
13324995716,35cyclictest261-21systemd-journal08:48:380
13324995715,34cyclictest19261-21aten2.4-expect10:25:170
13324995713,36cyclictest4965-21aten2.4-expect09:45:170
1332499565,45cyclictest0-21swapper/012:20:350
13324995639,10cyclictest14-21ksoftirqd/009:40:250
1332499556,43cyclictest0-21swapper/008:00:350
13324995533,14cyclictest8127-21/usr/sbin/munin11:25:120
13324995533,14cyclictest8127-21/usr/sbin/munin11:25:120
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:233
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
none16:34:232
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional