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2024-07-16 - 08:41
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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 Mon Jul 15, 2024 14:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
569724380,7sleep05696-21vmstat07:05:470
62709916753,98cyclictest101ktimersoftd/010:00:440
62709916410,21cyclictest2555-21ntpq09:00:430
6270991639,19cyclictest8739-21apt-get07:17:050
62709916340,109cyclictest6722-21ntpq11:25:420
62709916237,106cyclictest26085-21runrttasks10:34:370
62709915952,99cyclictest450-21cat08:55:070
62709915937,101cyclictest20874-21/usr/sbin/munin10:15:100
62709915838,17cyclictest23335-21sshd08:15:480
62709915827,15cyclictest998-21apt-key08:55:210
62709915550,95cyclictest29083-21sendmail08:40:010
62709915531,17cyclictest1294-21snmpd09:45:020
62709915523,17cyclictest11072-21runrttasks09:35:460
62709915520,24cyclictest1294-21snmpd07:33:510
62709915443,99cyclictest19541-21runrttasks12:17:100
62709915438,16cyclictest205152chrt10:12:570
62709915435,20cyclictest796-21dbus-daemon08:23:560
62709915336,104cyclictest20424-21ntpq12:20:340
62709915332,14cyclictest26363-21seq08:28:100
6270991527,20cyclictest1294-21snmpd11:40:460
62709915236,12cyclictest10150irq/55-4a10000009:55:070
62709915234,22cyclictest8524-21runrttasks11:33:430
62709915234,18cyclictest13791-21ntpq09:45:400
62709915133,15cyclictest10250irq/56-4a10000010:45:250
62709915130,21cyclictest8843-21ntp_states09:25:460
6270991507,16cyclictest16587-21seq12:05:330
6270991506,18cyclictest6207-21apt-get07:12:130
62709915041,97cyclictest31489-21if_eth010:55:250
62709915040,11cyclictest10150irq/55-4a10000007:23:490
62709915037,92cyclictest29368-21/usr/sbin/munin08:40:180
62709915035,18cyclictest21825-21df_inode12:25:300
62709915030,20cyclictest429-21ntp_states11:00:480
6270991498,19cyclictest1601-21ntpd12:30:500
6270991497,13cyclictest2732-21sort11:10:180
62709914941,97cyclictest24282-21ntpq10:26:340
62709914938,99cyclictest23269-21cron10:25:020
62709914937,101cyclictest27065-21grep08:30:410
6270991486,17cyclictest11604-21latency_hist07:30:020
62709914847,84cyclictest10150irq/55-4a10000009:24:560
62709914841,95cyclictest5389-21runrttasks11:20:350
62709914839,22cyclictest763-21systemd-journal08:11:460
62709914832,23cyclictest13205-21fw_conntrack07:35:320
62709914831,11cyclictest10150irq/55-4a10000007:55:420
6270991478,21cyclictest26345-21aten_r7power_vo10:35:150
62709914742,92cyclictest1267-21runrttasks09:11:210
62709914737,98cyclictest6555-21systemd09:16:010
62709914734,21cyclictest796-21dbus-daemon11:40:030
62709914640,18cyclictest19496-21awk08:00:380
62709914638,97cyclictest2511-21latency_hist11:10:040
62709914638,15cyclictest10150irq/55-4a10000009:50:290
62709914631,18cyclictest30110-21seq10:50:140
62709914631,16cyclictest4411-21users11:15:510
62709914619,30cyclictest14524-21runrttasks11:56:530
62709914618,27cyclictest1350-21nginx12:12:200
6270991458,13cyclictest9977-21irqstats09:30:320
6270991455,17cyclictest30695-21/usr/sbin/munin08:45:340
62709914438,94cyclictest12630-21aten_r7power_vo11:50:150
62709914438,17cyclictest3607-21seq09:05:190
62709914428,19cyclictest3060-21node12:37:300
62709914343,88cyclictest18805-21sh10:05:460
62709914339,14cyclictest10150irq/55-4a10000010:40:370
62709914322,16cyclictest1294-21snmpd07:51:460
62709914231,16cyclictest21491-21sshd08:09:260
62709914124,19cyclictest14335-21wget07:40:140
62709914039,91cyclictest15268-21seq12:00:240
62709914034,19cyclictest11915-21vmstat11:45:510
62709913937,16cyclictest164692chrt07:49:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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