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2026-06-23 - 08:30
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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 Jun 22, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5761218030,118sleep00-21swapper/007:06:130
627399165144,13cyclictest278382sleep008:30:130
62739915566,49cyclictest14286-21runrttasks09:45:170
62739914768,40cyclictest8089-21diskstats09:20:210
62739914683,22cyclictest15545-21diskstats09:50:210
62739914663,25cyclictest15740-21apt-get07:47:090
62739914657,35cyclictest14470-21ps11:50:450
62739914277,42cyclictest21783-21irqstats12:20:360
62739914270,51cyclictest3995-21sshd11:10:380
62739914268,38cyclictest16981-21cat09:55:180
62739914158,34cyclictest7800-21diskstats07:15:200
62739914062,24cyclictest15443-21diskstats11:55:400
62739913968,52cyclictest13284-21runrttasks07:35:160
62739913968,51cyclictest23798-21apt-key08:15:150
62739913957,25cyclictest31782-21apt-get10:57:100
62739913889,40cyclictest754-21systemd-journal07:58:390
62739913880,44cyclictest787-21haveged08:40:120
62739913876,22cyclictest19165-21df_inode12:10:190
62739913775,41cyclictest7475-21cron07:15:000
62739913773,22cyclictest1305-21snmpd11:36:070
62739913764,37cyclictest10761-21ntp_states09:30:440
62739913673,23cyclictest1305-21snmpd09:35:270
62739913670,49cyclictest6605-21/usr/sbin/munin09:15:440
62739913667,50cyclictest10732-21chrt07:25:320
62739913665,35cyclictest2755-21munin-run09:00:020
62739913665,34cyclictest21600-21ntp_states08:05:390
62739913662,20cyclictest28389-21diskstats10:40:220
62739913660,39cyclictest4332-21diskstats09:05:220
62739913660,37cyclictest4008-21munin-run09:05:020
62739913564,51cyclictest12935-21diskstats11:45:230
62739913563,50cyclictest9802-21seq09:26:200
62739913563,35cyclictest11683-21df_inode11:40:200
62739913468,46cyclictest22333-21ntp_states10:15:410
62739913463,37cyclictest16675-21diskstats12:00:250
62739913460,37cyclictest24592-21df_inode12:30:260
62739913460,36cyclictest7477-21wget11:25:150
62739913372,41cyclictest25348-21/usr/sbin/munin08:20:120
62739913370,47cyclictest1107-21/usr/sbin/munin11:00:390
62739913363,50cyclictest1305-21snmpd10:35:510
62739913361,21cyclictest25819-21df_inode12:35:200
62739913360,34cyclictest1305-21snmpd10:20:460
62739913280,38cyclictest30658-21/usr/sbin/munin10:50:520
62739913267,45cyclictest9075-21/usr/sbin/munin07:20:200
62739913261,35cyclictest24148-21sshd12:29:070
62739913259,35cyclictest12916-21apt-config07:35:050
62739913163,33cyclictest935-21chrt08:50:470
62739913162,49cyclictest20219-21runrttasks08:00:270
62739913067,22cyclictest17717-21fw_forwarded_lo07:50:270
62739913066,23cyclictest6181-21wget11:20:150
62739913065,31cyclictest21349-21munin-run12:20:030
62739913061,51cyclictest18551-21seq12:07:460
62739912965,26cyclictest5572-21diskstats09:10:220
62739912959,51cyclictest22876-21/usr/sbin/munin08:10:420
62739912862,47cyclictest19843-21ntp_states10:05:400
62739912861,34cyclictest29669-21users08:35:480
62739912857,34cyclictest13041-21df09:40:160
62739912782,34cyclictest25052-21/usr/sbin/munin10:25:490
62739912774,42cyclictest9826-21cat11:35:080
62739912764,47cyclictest1305-21snmpd08:45:090
62739912762,30cyclictest3013-21seq11:06:000
62739912761,36cyclictest20903-21diskstats10:10:210
62739912670,38cyclictest1305-21snmpd07:44:530
62739912664,20cyclictest4843-21/usr/sbin/munin11:15:460
62739912662,32cyclictest18605-21ntp_states10:00:390
62739912380,33cyclictest26770-21df08:25:170
62739912361,48cyclictest26394-21sshd10:31:330
62739912273,38cyclictest29810-21sshd10:45:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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