[B! cpu][tips] manabouã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

manabou id:manabou

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CPUã®çå‘½ä»¤ - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? EDIT: ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ã®ã‚¨ãƒ³ãƒˆãƒª ã ã¨ ABCD (BCDåŠ ç®—) ã‚„ DJNZ (ãƒ«ãƒ¼ãƒ—å‘½ä»¤) ãŒäººæ°—ãªã‚ˆã†ã (Wikipediaã—ã°ã‚Šãªã‚‚ã‚“ã§...) ã€‚6502ã«ã‚ˆãã‚ã‚‹ JSR / RET ãŒå¯¾å¿œã—ãªã„ã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã‚„ã€Z80ã§ PUSH ã‚’ç›®çš„å¤–åˆ©ç”¨ã™ã‚‹ã‚ˆã†ãªä¾‹ã¯å…¥ã‚Œã¦ã‚‚è‰¯ã‹ã£ãŸã®ã‹ã‚‚ã€‚ DOOMã®ä¾‹ã‚’è¿½åŠ ã€‚ Wikipediaã«å€‹åˆ¥ãƒšãƒ¼ã‚¸ãŒã§ãã¡ã‚ƒã†ãã‚‰ã„æœ‰åãªå‘½ä»¤ã®ãƒ¡ãƒ¢ã€‚ ãã£ã‹ã‘ ã“ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¯ç¾åœ¨ã®å€«ç†ä¸Šä¸€èˆ¬çš„ã§ãªã„è¡¨ç¾ãŒä½¿ã‚ã‚Œã¦ã„ã‚‹ç®‡æ‰€ã«ã¤ã„ã¦ã¯å½“æ™‚ã®å†…å®¹ã‚’å°Šé‡ã—ã¦æŽ²è¼‰ã—ã¦ã„ã¾ã™ â€” ã»ã†ã‚ã„ã€€ãƒžã‚¤ã‚³ãƒ³ã§éŠã‚“
manabou 2020/07/17
cpu

tips
ãƒªãƒ³ã‚¯
Linuxã§ãƒ—ãƒã‚»ã‚¹ãŒåˆ©ç”¨å¯èƒ½ãªcpuæ•°ã‚’æ•°ãˆã‚‹ - Qiita
ã“ã®è¨˜äº‹ã¯ã€Œ1åˆ†ã§å®Ÿç¾ã§ãã‚‹æœ‰ç”¨ãªæŠ€è¡“ Advent Calendar 2014ã€ã®5æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ Linuxã‚«ãƒ¼ãƒãƒ«ãŒèªè˜ã—ã¦ã„ã‚‹è«–ç†cpuæ•°ã‚’æ•°ãˆã‚‹ã®ã¯â†“ã¿ãŸã„ãªæ„Ÿã˜ã§ã‚‚è‰¯ã„ã®ã§ã™ãŒãƒ—ãƒã‚»ã‚¹ãŒåˆ©ç”¨ã§ãã‚‹æ•°ã¨ã¯é•ã†ã®ã§å¤šå°‘æ³¨æ„ãŒå¿…è¦ã§ã™ã€‚ã“ã‚Œã¯ãƒ—ãƒã‚»ã‚¹ã«å¯¾ã—ã¦ãƒªã‚½ãƒ¼ã‚¹ã®åˆ¶é™ãŒã‹ã‘ã‚‰ã‚Œã¦ã„ã‚‹å ´åˆãŒã‚ã‚‹ã‹ã‚‰ã§ã™ãã€‚ # define _GNU_SOURCE # include <sched.h> # include <stdio.h> # include <unistd.h> # include <stdlib.h> void do_nproc(void) { printf("execute nproc command\n"); system("nproc"); } void set_affinity(void) { cpu_set_t set; CPU_ZERO(&set); CPU_
manabou 2014/12/05
ncproc

linux

cpu

tips
ãƒªãƒ³ã‚¯
iostat ã¯ã©ã®ã‚ˆã†ã« %util ã‚’ç®—å‡ºã—ã¦ã„ã‚‹ã‹(3) - ablog
iostat ã¯ã©ã®ã‚ˆã†ã« %util ã‚’ç®—å‡ºã—ã¦ã„ã‚‹ã‹ - ablog http://d.hatena.ne.jp/yohei-a/20130925/1380070554 ã¨ç¶šã„ãŸ iostat ã‹ã‚‰ Linux Kernel ã®ãƒ–ãƒãƒƒã‚¯ãƒ¬ã‚¤ãƒ¤ãƒ¼ã¸ã®æ—…ã¯ Etsukata blog: iostat -x ã®å‡ºåŠ›ã‚’ Linux Kernel ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‹ã‚‰ç†è§£ã™ã‚‹ ã®ãŠã‹ã’ã§ã»ã¼çµ‚ã‚ã‚Šã‚’è¿Žãˆã¾ã—ãŸã€‚ part_round_stats() ã§ã¯ã€ãã®å»¶é•·ã§ã€å…¨ã¦ã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆãŒã‚ãƒ¥ãƒ¼ã«ã„ãŸæ™‚é–“ã®ç©ç®—å€¤ã‚’è¡¨ã™time_in_queue ã¨ã€ãƒ‡ãƒã‚¤ã‚¹ãŒIOãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’ç™ºè¡Œã—ã¦ã„ãŸæ™‚é–“ã‚’è¡¨ã™ io_ticks ã‚’æ›´æ–°ã—ã¦ã„ã¾ã™ã€‚io_ticksã«ã¯å‰å›žã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆå®Œäº†ã‹ã‚‰ã€ä»Šå›žã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆå®Œäº†ã¾ã§ã‚’åŠ ç®—ã—ã€time_in_queueã«ã¯ãã‚Œã«å®Ÿè¡Œä¸ã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆæ•°ã‚’æŽ›ã‘ãŸã‚‚ã®ã‚’åŠ ç®—ã—ã¦ã„ã‚‹ã®ãŒã‚ã‹ã‚Š
manabou 2014/10/13
iostat

linux

tips

cpu

performance
ãƒªãƒ³ã‚¯
psã‚³ãƒžãƒ³ãƒ‰ã§ã‚¹ãƒ¬ãƒƒãƒ‰ã‚’è¡¨ç¤ºã•ã›ãŸã‚Šã€ã‚¹ãƒ¬ãƒƒãƒ‰ã”ã¨ã®CPUä½¿ç”¨çŽ‡ã‚’ç¢ºèªã™ã‚‹ - å…ƒRX-7ä¹—ã‚Šã®é©å½“ãªæ—¥ã€…
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manabou 2010/12/20
cpu

tips

mysql
ãƒªãƒ³ã‚¯
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