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2023-04-01 - 19:21

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 all highest latencies:
System rack3slot7.osadl.org (updated Sat Apr 01, 2023 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3142100ksoftirqd/011418-21kworker/0:207:00:380
41759813060cyclictest8700-21df11:00:070
41759812461cyclictest9644-21aten_r3power_po09:10:200
41759812257cyclictest2980-21runrttasks11:38:570
41759812252cyclictest20617-21sed11:40:030
14991220watchdog/02980-21runrttasks12:27:160
41759812153cyclictest20747-21missed_timers09:50:190
41759812055cyclictest11932-21unixbench_singl11:10:100
41759811965cyclictest7818-21nfs_client09:05:110
41759811957cyclictest24961-21latency_hist11:54:410
41759811954cyclictest28032-21aten_r3power_cu12:04:560
41759811953cyclictest5166-21aten_r3power_po08:55:180
41759811953cyclictest16303-21cpu11:25:080
41759811858cyclictest25298-21aten_r3power_en10:05:240
41759811857cyclictest12638-21mailstats09:24:560
41759811854cyclictest18624-21if_eth009:44:570
41759811853cyclictest17882-21df_inode11:30:120
14991180watchdog/04561-21nfs_client10:45:120
14991180watchdog/032368-21latency_hist12:19:400
41759811765cyclictest8714-21runrttasks07:19:060
41759811760cyclictest2980-21runrttasks10:30:230
41759811760cyclictest26260-21aten_r3power_vo10:10:070
41759811757cyclictest23987-21timerandwakeup08:10:150
41759811752cyclictest72002sleep010:55:040
41759811752cyclictest5958-21mailstats08:59:590
41759811661cyclictest24895-21aten_r3power_cu08:14:570
41759811661cyclictest20377-21missed_timers07:55:170
41759811659cyclictest10704-21cpu07:25:040
41759811657cyclictest2980-21runrttasks11:54:230
41759811657cyclictest28312-21nfs_client08:25:120
41759811657cyclictest19497-21latency_hist07:54:410
41759811655cyclictest14372-21runrttasks11:19:270
41759811653cyclictest916-21chrt12:20:490
41759811653cyclictest2980-21runrttasks10:18:090
41759811653cyclictest11313-21aten_r3power_vo09:20:000
41759811651cyclictest30825-21munin-node08:35:020
41759811649cyclictest5856-21latency_hist07:09:400
41759811564cyclictest630-21aten_r3power_po08:40:230
41759811557cyclictest3393-21df_inode12:30:100
41759811557cyclictest2980-21runrttasks07:31:010
41759811557cyclictest23388-21latency_hist11:49:400
41759811555cyclictest10871-21cstates11:05:210
41759811464cyclictest2980-21runrttasks10:25:190
41759811460cyclictest2980-21runrttasks09:38:180
41759811459cyclictest29315-21df_inode10:20:140
41759811458cyclictest26916-21kernelversion08:20:200
41759811455cyclictest23181-21df10:00:090
41759811455cyclictest21127-21sshd07:59:510
41759811455cyclictest17818-21aten_r3power_po09:40:150
41759811367cyclictest4358-21sh07:04:450
41759811360cyclictest29761-21nfs_client08:30:140
41759811359cyclictest2980-21runrttasks10:42:130
41759811357cyclictest2980-21runrttasks07:48:590
41759811356cyclictest6910-21latency_hist10:54:400
41759811353cyclictest15957-21cstates07:40:190
41759811353cyclictest15221-21latency11:20:190
41759811348cyclictest13916-21latency_hist09:29:400
41759811265cyclictest26535-21open_inodes11:59:580
41759811255cyclictest29946-21nfs_client12:10:090
41759811255cyclictest13954-21df_inode07:35:050
41759811254cyclictest1945-21kernelversion08:45:190
41759811251cyclictest2904-21aten_r3power_cu08:49:590
41759811156cyclictest21533-21munin-node09:54:570
41759811151cyclictest1718-21latency10:35:160
41759811049cyclictest9396-21nfs_client07:20:110
41759810953cyclictest2980-21runrttasks08:05:040
41759810853cyclictest2980-21runrttasks09:15:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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