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hiroyukim 2017/12/11
ä½Žãƒ¬ã‚¤ãƒ¤

programming

Linux

cpu

gcc

os
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hiroyukim 2017/12/07
NUMA

cpu
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2æ—¥ç›®: [åŠå°Žä½“å›žè·¯] ãƒˆãƒ©ãƒ³ã‚¸ã‚¹ã‚¿ã¨è«–ç†ã‚²ãƒ¼ãƒˆ - ã—ã‹ãã„ã•ã‚“ã‹ã
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hiroyukim 2017/12/03
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cpu

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hiroyukim 2017/11/13
linux

performance

memory

CPU

Free

rss
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CPUãƒžã‚¹ã‚¯ | POSTD
ã¯ã˜ã‚ã« cpumasks ã¯ã€Linuxã‚«ãƒ¼ãƒãƒ«ãŒæä¾›ã™ã‚‹ç‰¹åˆ¥ãªæ–¹æ³•ã§ã€ã‚·ã‚¹ãƒ†ãƒ å†…ã®CPUã«é–¢ã™ã‚‹æƒ…å ±ã‚’æ ¼ç´ã—ã¾ã™ã€‚ cpumasks æ“ä½œã«é–¢ã—ã¦ã€APIã‚’å«ã‚€é–¢é€£ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¨ãƒ˜ãƒƒãƒ€ãƒ•ã‚¡ã‚¤ãƒ«ã¯ä»¥ä¸‹ã®ã¨ãŠã‚Šã§ã™ã€‚ include/linux/cpumask.h lib/cpumask.c kernel/cpu.c include/linux/cpumask.h å†…ã®ã‚³ãƒ¡ãƒ³ãƒˆã«ã‚ã‚‹ã‚ˆã†ã«ã€CPU ãƒžã‚¹ã‚¯ã¯ã€ã‚·ã‚¹ãƒ†ãƒ å†…ã®CPUã‚»ãƒƒãƒˆã‚’è¡¨ã™ã®ã«é©ã—ãŸãƒ“ãƒƒãƒˆãƒžãƒƒãƒ—ï¼ˆCPUç•ªå·ã”ã¨ã«1ã¤ã®ãƒ“ãƒƒãƒˆä½ç½®ï¼‰ã‚’æä¾›ã—ã¾ã™ã€‚CPU ãƒžã‚¹ã‚¯ã«ã¤ã„ã¦ã¯ã€ä»¥å‰ã« ã‚«ãƒ¼ãƒãƒ«ã®ã‚¨ãƒ³ãƒˆãƒªãƒã‚¤ãƒ³ãƒˆ ã‚’æ‰±ã£ãŸãƒ‘ãƒ¼ãƒˆã® boot_cpu_init é–¢æ•°ã‚’èª¬æ˜Žã—ãŸéƒ¨åˆ†ã§å°‘ã—è§¦ã‚Œã¾ã—ãŸã€‚ã“ã®é–¢æ•°ã¯ã€æœ€åˆã®ãƒ–ãƒ¼ãƒˆCPUã‚’ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ã‚„ã‚¢ã‚¯ãƒ†ã‚£ãƒ–ãªã©ã«ã—ãŸã‚Šã™ã‚‹æ“ä½œã‚’è¡Œã„ã¾ã™ã€‚ set_cpu_online(cpu, true); s
hiroyukim 2017/08/02
cpu

ãƒžã‚¹ã‚¯
ãƒªãƒ³ã‚¯
GitHub - cyring/CoreFreq: CoreFreq : CPU monitoring and tuning software designed for the 64-bit processors.
CoreFreq, CPU monitoring software with BIOS like functionalities, is designed for the 64-bit Processors of architecture Intel Atom, Core2, Nehalem, SandyBridge and superiors; AMD Families from 0Fh ... up to 17h (Zen , Zen+ , Zen 2), 18h (Hygon Dhyana), 19h (Zen 3, Zen 3+, Zen 4, Zen 4c), 1Ah (Zen 5, Zen 5c); Arm A64; RISC-V RV64; PowerPC64 (LE) CoreFreq provides a framework to retrieve CPU data wi
hiroyukim 2017/05/03
monitoring

cpu
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x86ã¨GCCã¨åˆ†å²ã¨ç§ - mirichiã®æ—¥è¨˜
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hiroyukim 2016/08/06
cpu
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CPU ã® system ãŒå¦™ã«é«˜ã„ãžã£ã¦æ™‚ã«çŠ¯äººã•ãŒã™ã«ã¯ pidstat ä½¿ãˆã°è‰¯ã„ã€‚ - tokuhirom's blog
CPU ã® system ãŒå¦™ã«é«˜ã„ãžã£ã¦æ™‚ã«çŠ¯äººã•ãŒã™ã«ã¯ pidstat ä½¿ãˆã°è‰¯ã„ã€‚ pidstat -h -u | sort -nr -k 5,5 | head ã™ã‚Œã°è‰¯ã„ã€‚ sudo yum install -y sysstat ã—ã¦ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã€‚ ç°¡å˜ã«èª°ãŒ system æ¶ˆè²»ã—ã¦ã‚‹ã‹ã‚ã‹ã‚‹ [tokuhirom@centos-1gb-sgp1-01 ~]$ pidstat -h -u | sort -nr -k 5,5 | head 1462874412 0 27 0.00 0.22 0.00 0.22 0 kswapd0 1462874412 0 19281 0.16 0.09 0.00 0.25 0 cadvisor 1462874412 0 342 0.01 0.02 0.00 0.03 0 systemd-journal 1462874412 0 377 0.00 0
hiroyukim 2016/05/10
pidstat

cpu

system
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hiroyukim 2015/10/27
cpu

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ã‚²ãƒ¼ãƒ ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹: ãƒ‡ãƒ¼ã‚¿æŒ‡å‘ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°
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hiroyukim 2015/08/20
cpu

game
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hiroyukim 2015/08/07
cpu

concurrency

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Linux - CPU ãƒ—ãƒã‚»ãƒƒã‚µã‚¢ãƒ•ã‚£ãƒ‹ãƒ†ã‚£ï¼ˆè¦ªå’Œæ€§ï¼‰ã®è¨å®šï¼
mk-mode.com Linux, Debian, IT, Server, PG, Ruby, Rails, Python, C++, Fortran, PC, MariaDB, math, GIS, etc... ã“ã‚“ã«ã¡ã¯ã€‚ Linux ä¸Šã§ã€å®Ÿè¡Œä¸ã®ãƒ—ãƒã‚»ã‚¹ï¼ˆã‚³ãƒžãƒ³ãƒ‰ï¼‰ãŒè¤‡æ•°ã‚ã‚‹ã©ã® CPU ãƒ—ãƒã‚»ãƒƒã‚µã¨è¦ªå’Œæ€§ãŒã‚ã‚‹ã®ã‹ç¢ºèªã—ãŸã‚Šã€è¦ªå’Œæ€§ã‚’ã¨ã‚‹ CPU ãƒ—ãƒã‚»ãƒƒã‚µã‚’æŒ‡å®šã™ã‚‹æ–¹æ³•ã«ã¤ã„ã¦ã®è¨˜éŒ²ã§ã™ã€‚ ã€ŒCPU ãƒ—ãƒã‚»ãƒƒã‚µã‚¢ãƒ•ã‚£ãƒ‹ãƒ†ã‚£ã€ã¯ã€ç°¡å˜ã«èª¬æ˜Žã™ã‚‹ã¨ã€Œã‚ã‚‹ãƒ—ãƒã‚»ã‚¹ãŒã©ã® CPU ãƒ—ãƒã‚»ãƒƒã‚µã§å®Ÿè¡Œã•ã‚Œã‚‹ã‹ã€ã¨ã„ã†ã“ã¨ã§ã™ã€‚ ã€Œã‚¢ãƒ•ã‚£ãƒ‹ãƒ†ã‚£(affinity)ã€ã¯ã€ ã€Œè¦ªå’Œæ€§ã€ã€ã€Œé–¢ä¿‚ã€ã€ã€Œæœ‰ç¸æ€§ã€ãªã©ã¨å‘¼ã°ã‚Œã‚‹ã“ã¨ã‚‚ã‚ã‚Šã¾ã™ã€‚ æ³¨æ„ã™ã‚‹ã®ã¯ã€ã€ŒCPU ã‚³ã‚¢ã€ã§ã¯ãªãã€ŒCPU ãƒ—ãƒã‚»ãƒƒã‚µã€ã§ã‚ã‚‹ã¨ã„ã†ã“ã¨ã§ã™ã€‚ ã“ã“ã§ã®ã€Œãƒ—ãƒã‚»ãƒƒã‚µã€ã¨ã¯ã€ç‰©ç†çš„ãª CPU ã§ã¯ãªã cat /pro
hiroyukim 2015/08/04
cpu

affinity

taskset
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hiroyukim 2015/08/04
linux

cpu

taskset
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hiroyukim 2015/08/04
awk

cat

cpu

file

linux
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Etsukata blog: FreakOut DSP å…¥æœã‚µãƒ¼ãƒã® CPU ä½¿ç”¨çŽ‡ã‚’ 30% å‰Šæ¸›ã™ã‚‹ Performance Tuning
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hiroyukim 2015/07/16
cpu

performance

linux

tuning
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http://www.marbacka.net/asm64/arkiv/undocumented_opcodes.html
hiroyukim 2015/06/25
AMD

cpu
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hiroyukim 2015/05/19
simd

architecture

cpu

x86_64
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hiroyukim 2015/05/19
simd

programming

CPU

OpenCV
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hiroyukim 2015/04/25
c++

cpu

Programming

slide

thread

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hiroyukim 2015/04/17
c++

programming

cpu
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