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2023-06-05 - 13:28

x86 VIA Samuel 2 @533 MHz, Linux 3.18.9-rt4 (Profile)

Latency plot of system in rack #3, slot #7
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -n -a0 -t1 -p98 -i200 -h1000 -q
Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack3slot7.osadl.org (updated Mon Jun 05, 2023 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/019819-21kworker/0:219:03:550
254419812860cyclictest25695-21aten_r3power_cu00:33:530
254419812362cyclictest2011-21aten_r3power_po21:24:200
254419812357cyclictest3178-21runrttasks19:38:540
254419812354cyclictest29554-21latency_hist22:58:360
254419812260cyclictest27134-21nfs_client22:49:090
254419812257cyclictest18560-21latency_hist20:33:350
254419812159cyclictest13947-21cpu23:54:010
254419812156cyclictest838-21timerandwakeup23:09:180
254419812054cyclictest3595-21unixbench_singl23:19:030
14991200watchdog/022404-21aten_r3power_vo22:34:040
254419811951cyclictest11227-21nfs_client23:44:100
14991190watchdog/032492-21seq23:08:320
254419811860cyclictest14467-21aten_r3power_vo20:18:580
254419811858cyclictest25084-21unixbench_singl20:54:020
254419811858cyclictest17733-21nfs_client20:29:060
254419811856cyclictest3178-21runrttasks00:25:150
254419811855cyclictest19117-21latency_hist22:23:360
254419811854cyclictest9377-21df23:38:580
254419811756cyclictest10353-21df21:53:570
254419811754cyclictest3178-21runrttasks00:10:560
254419811754cyclictest31237-21kernelversion21:14:110
254419811751cyclictest16782-21kernelversion22:14:150
254419811661cyclictest13198-21runrttasks23:50:460
254419811659cyclictest21458-21aten_r3power_en22:29:200
254419811656cyclictest17440-21aten_r3power_en00:04:170
254419811655cyclictest17840-21df22:19:010
254419811654cyclictest6022-21df_inode21:39:000
254419811654cyclictest16062-21df_inode20:24:000
254419811653cyclictest27366-21df19:14:010
254419811653cyclictest25328-21df22:44:010
254419811649cyclictest26803-21cpuspeed20:59:090
254419811648cyclictest7371-21df21:44:000
254419811562cyclictest30650-21nfs_client19:24:040
254419811560cyclictest5796-21runrttasks23:26:240
254419811557cyclictest11670-21nfs_client20:09:060
254419811555cyclictest3178-21runrttasks22:01:480
254419811552cyclictest7930-21aten_r3power_vo23:34:000
254419811551cyclictest4305-21needreboot19:44:120
254419811551cyclictest20859-21timerandwakeup20:39:100
254419811550cyclictest29210-21nfs_client19:19:070
254419811467cyclictest4450-21load21:34:010
254419811456cyclictest9928-21cut20:04:000
254419811455cyclictest26151-21grep19:09:040
254419811451cyclictest27668-21munin-node21:04:100
254419811449cyclictest2789-21if_eth021:28:520
14991140watchdog/024107-21munin-node22:39:040
254419811358cyclictest3178-21runrttasks23:32:240
254419811358cyclictest12743-21open_inodes20:13:520
254419811354cyclictest6251-21sshd19:50:410
254419811354cyclictest32625-21nfs_client21:19:100
254419811354cyclictest23801-21cpuspeed20:49:110
254419811354cyclictest1160-21nfs_client19:34:060
254419811353cyclictest19722-21mailstats00:13:570
14991130watchdog/08287-21hostname19:58:520
254419811261cyclictest6833-21idleruntime19:53:530
254419811261cyclictest21604-21nfs_client00:19:060
254419811256cyclictest3178-21runrttasks22:03:480
254419811255cyclictest3178-21runrttasks23:03:210
254419811252cyclictest15834-21timerandwakeup23:59:140
254419811248cyclictest21934-21aten_r3power_vo20:44:020
254419811162cyclictest29392-21aten_r3power_vo21:08:580
254419811153cyclictest14995-21df_inode22:09:050
254419811055cyclictest31695-21mailstats19:28:500
254419811054cyclictest3178-21runrttasks21:50:100
254419811050cyclictest24470-21df_inode00:29:070
254419811045cyclictest2371-21latency23:14:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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