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2023-03-22 - 04:19

ARM TI OMAP3359 @1000 MHz, Linux 4.19.94-rt39 (Profile)

Latency plot of system in rack #7, slot #8
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 100, highest latencies:
System rack7slot8 (updated Wed Mar 22, 2023 01:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15450221930,53sleep00-21swapper/019:05:490
16023991667,18cyclictest27452-21snmpd19:32:050
16023991666,12cyclictest106282chrt20:54:310
16023991647,18cyclictest22860-21seq21:42:310
160239916239,105cyclictest10250irq/56-4a10000021:16:150
160239915918,16cyclictest5654-21nginx19:46:580
16023991578,128cyclictest23679-21ntp_states21:45:440
160239915742,103cyclictest16639-21df19:10:250
160239915727,94cyclictest27452-21snmpd19:58:060
160239915726,116cyclictest1294-21lldpd19:51:290
160239915719,119cyclictest2075-21node23:17:290
160239915634,105cyclictest10250irq/56-4a10000022:41:300
16023991559,18cyclictest1-21systemd00:15:480
160239915530,108cyclictest679-21seq22:21:240
160239915524,112cyclictest1994-21sendmail-msp20:20:020
160239915510,17cyclictest11651-21apt-get23:06:350
16023991549,21cyclictest7585-21apt-get22:51:330
16023991547,124cyclictest27452-21snmpd23:03:440
16023991547,114cyclictest21292-21processes23:40:480
16023991537,18cyclictest25640-21apt-get21:57:070
16023991537,16cyclictest18426-21apt-get19:17:050
16023991537,15cyclictest29655-21wget20:00:140
16023991536,129cyclictest17479-21ntp_states23:25:430
160239915326,111cyclictest1294-21lldpd00:11:290
160239915311,121cyclictest31455-21ntp_states22:15:420
16023991526,18cyclictest27474-21runrttasks00:05:150
160239915220,113cyclictest26054-21grep00:00:170
16023991518,16cyclictest19273-21seq21:28:460
160239915146,93cyclictest3554-21runrttasks20:25:210
16023991508,15cyclictest2856-21ntp_states00:35:420
16023991507,18cyclictest9282-21cut22:55:150
160239915031,106cyclictest766-21systemd-journal20:57:250
160239915027,112cyclictest13612-21irqstats21:05:350
160239915023,109cyclictest10250irq/56-4a10000019:38:010
160239915018,113cyclictest19610-21wget21:30:200
16023991497,15cyclictest28157-21sshd22:02:260
160239914942,94cyclictest16060-21sshd23:20:260
160239914922,106cyclictest2153-21wget20:20:180
160239914919,112cyclictest27452-21snmpd21:53:300
16023991488,17cyclictest20868-21wget21:35:150
16023991486,15cyclictest1614-21ntp_states00:30:430
160239914837,97cyclictest12281-21sshd21:00:260
16023991477,124cyclictest32144-21chrt20:10:180
160239914741,95cyclictest20696-21munin-run23:40:010
160239914739,95cyclictest24917-21ntpq23:55:380
160239914736,91cyclictest15550-21seq21:14:030
160239914724,108cyclictest10250irq/56-4a10000022:27:220
160239914719,111cyclictest1317-21runrttasks22:12:350
160239914641,94cyclictest32842chrt22:30:500
160239914632,102cyclictest32649-21fw_packets00:25:300
16023991458,18cyclictest22099-21wget23:45:160
16023991457,16cyclictest8928-21runrttasks20:45:530
160239914552,84cyclictest7012-21latency_hist20:40:030
160239914538,94cyclictest23323-21aten_r7power_cu23:50:130
160239914516,90cyclictest31219-21aten_r7power_en00:20:140
160239914418,15cyclictest27452-21snmpd23:10:260
16023991437,115cyclictest30816-21wget20:05:160
160239914341,90cyclictest19176-21runrttasks19:20:290
160239914326,99cyclictest27452-21snmpd19:40:250
160239914326,97cyclictest2075-21node21:20:270
16023991428,17cyclictest18646-21memory23:30:380
160239914228,94cyclictest20177-21/usr/sbin/munin19:25:520
160239914222,103cyclictest4590-21/usr/sbin/munin20:30:530
160239914213,19cyclictest41782chrt22:35:270
160239914213,14cyclictest7180-21wget20:40:170
160239914023,98cyclictest6562-21wget22:45:200
160239914014,111cyclictest29436-21sshd22:07:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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