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2026-08-04 - 23:10
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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 50 highest latencies:
System rack7slot8.osadl.org (updated Tue Aug 04, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4861214750,63sleep00-21swapper/007:09:550
49359913749,35cyclictest11372-21apt-get11:51:430
49359913249,62cyclictest1408-21nginx11:40:100
49359912968,44cyclictest5279-21apt-get09:17:270
49359912956,35cyclictest17724-21cron08:00:010
49359912872,36cyclictest20541-21runrttasks10:16:300
49359912768,38cyclictest23233-21sshd10:28:030
49359912579,36cyclictest31678-21cpu08:55:170
49359912556,48cyclictest5260-21wget11:25:180
49359912551,35cyclictest24495-21ntp_states08:25:430
49359912469,36cyclictest17458-21sshd12:10:500
49359912359,49cyclictest10250irq/56-4a10000011:20:170
49359912359,45cyclictest21850-21if_eth008:15:290
49359912355,18cyclictest19301-21df_inode08:05:170
49359912350,36cyclictest5424-21ntp_states07:10:450
49359912261,44cyclictest10250irq/56-4a10000008:33:570
49359912260,42cyclictest9777-21aten_r7power_en09:35:160
49359912174,37cyclictest27708-21seq08:40:010
49359912048,34cyclictest13566-21grep11:55:460
49359912046,21cyclictest7412-21apt-get07:17:220
49359912043,40cyclictest1349-21/usr/sbin/munin11:10:280
49359911953,50cyclictest805-21rs:main0
49359911943,36cyclictest26696-21users10:40:500
49359911939,39cyclictest3135-21apt-get11:17:070
49359911876,33cyclictest23678-21cut10:30:160
49359911853,22cyclictest16436-21memory10:00:360
49359911847,51cyclictest27975-21sshd10:46:010
49359911846,36cyclictest19707-21memory12:20:360
49359911843,37cyclictest11372-21apt11:50:020
49359911776,32cyclictest657-21runrttasks09:00:320
49359911775,32cyclictest18483-21munin-plugin-st10:10:020
49359911772,34cyclictest25958-21munin-plugin-st10:40:010
49359911745,54cyclictest1305-21snmpd09:11:110
49359911742,39cyclictest7896-21seq09:28:010
49359911658,38cyclictest1305-21snmpd09:48:000
49359911650,48cyclictest30312-21munin-node08:50:110
49359911646,51cyclictest1305-21snmpd12:06:560
49359911646,33cyclictest11514-21munin-run07:35:000
49359911554,21cyclictest14740-21users07:45:500
49359911552,45cyclictest0-21swapper/009:06:080
49359911541,20cyclictest14022-21ntp_states09:50:430
49359911485,20cyclictest20858-21fw_conntrack12:25:250
49359911473,30cyclictest11389-21seq09:40:300
49359911370,34cyclictest24236-21munin-run12:40:010
49359911362,40cyclictest1305-21snmpd07:50:510
49359911269,35cyclictest21149-21cut10:20:130
49359911258,41cyclictest8218-21ntp_states11:36:190
49359911251,20cyclictest30195-21munin-run08:50:010
49359911242,19cyclictest11846-21diskstats07:35:240
49359911166,35cyclictest28875-21memory10:50:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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