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LinuxWorld Online - ã‚µãƒ¼ãƒç®¡ç†åŠ›å¼·åŒ–ãƒžã‚¬ã‚¸ãƒ³
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hogem 2006/12/29
linux

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hogem 2006/11/21
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hogem 2006/11/08
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ä»¥å‰ã«ã€watch ã‚³ãƒžãƒ³ãƒ‰ã¨ã„ã† æŒ‡å®šã•ã‚ŒãŸã‚³ãƒžãƒ³ãƒ‰ã‚’å®šæœŸçš„ã«å®Ÿè¡Œã—ã€ ãƒ•ãƒ«ã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã§è¡¨ç¤ºã—ã¦ãã‚Œã‚‹ã‚³ãƒžãƒ³ãƒ‰ãŒã‚ã‚‹ã¨ã„ã†äº‹ã‚’æ›¸ã„ãŸã€‚ http://d.hatena.ne.jp/lurker/20060716/1153056030 å®Ÿã¯ã€--differences ã¨ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’ä»˜åŠ ã™ã‚‹äº‹ã«ã‚ˆã£ã¦ã€ ç›´å‰ã®å‡ºåŠ›çµæžœã¨ã®å·®åˆ†ã‚’ãƒã‚¤ãƒ©ã‚¤ãƒˆè¡¨ç¤ºã—ã¦ãã‚Œã‚‹ã‚‰ã—ã„ã€‚ çŸ¥ã‚‰ãªã‹ã£ãŸã€‚ã‚³ãƒ¬ã¯ä¾¿åˆ©ã ã€‚ æ£ç›´ grep -o ã‚’çŸ¥ã£ãŸã¨ããã‚‰ã„æ„Ÿå‹•ã—ãŸã€‚ ä»¥ä¸‹ã®ã‚ˆã†ã«å…¥åŠ›ã—ã¦ã¿ã‚‹ã¨ã©ã†ãªã‚‹ã®ã‹ãŒ ã‚ã‹ã£ã¦ã„ãŸã ã‘ã‚‹ã¨æ€ã†ã€‚ ã¡ãªã¿ã«ã“ã‚Œã¯ã€1ç§’ãŠãã«ã€dateã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè¡Œã™ã‚‹ã¨ã„ã†ã‚‚ã®ã€‚ $ watch -n 1 --differences date ã•ã‚‰ã«ã€--differences=cumulative ã¨ä»˜åŠ ã™ã‚‹ã¨ èµ·å‹•ã—ã¦ã‹ã‚‰ã®ã™ã¹ã¦ã®å¤‰æ›´éƒ¨åˆ†ãŒãƒã‚¤ãƒ©ã‚¤ãƒˆã•ã‚Œã‚‹ã‚ˆã†ã ã€‚ $ watch -n
hogem 2006/11/04
command

linux

tips
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æŠ€è¡“ãƒ¡ãƒ¢å¸³ - pgrep, pkill ã‚’ä½¿ç”¨ã—ã¦ãƒ—ãƒã‚»ã‚¹ã‚’æ®ºã™
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hogem 2006/11/04
command

linux

shell

tips

process
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ã‚³ãƒžãƒ³ãƒ‰ã‚„ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ã€Œtimeã€ã‚³ãƒžãƒ³ãƒ‰ã‚’ç”¨ã„ã¦èµ·å‹•ã™ã‚‹ã¨ï¼Œãã®ãƒ—ãƒã‚°ãƒ©ãƒ ã®å®Ÿè¡Œã«è¦ã—ãŸæ™‚é–“ã‚’æ¸¬å®šã§ãã‚‹ã€‚ $ time find ~/ -name "log" 0.40user 1.46system 0:47.15elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (133major+24minor)pagefaults 0swaps
hogem 2006/10/22
programmer

linux

command
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tokuhirom blog
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
hogem 2006/10/20
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linux

command
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ã€ pidof ã€‘ã‚³ãƒžãƒ³ãƒ‰â€•â€•ã‚³ãƒžãƒ³ãƒ‰åã‹ã‚‰ãƒ—ãƒã‚»ã‚¹IDã‚’æŽ¢ã™ ï¼ˆ2017/7/27ï¼‰ æœ¬é€£è¼‰ã¯ã€Linuxã®ã‚³ãƒžãƒ³ãƒ‰ã«ã¤ã„ã¦ã€åŸºæœ¬æ›¸å¼ã‹ã‚‰ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã€å…·ä½“çš„ãªå®Ÿè¡Œä¾‹ã¾ã§ã‚’ç´¹ä»‹ã—ã¦ã„ãã¾ã™ã€‚ä»Šå›žã¯ã€ã‚³ãƒžãƒ³ãƒ‰åã‹ã‚‰ãƒ—ãƒã‚»ã‚¹IDã‚’æŽ¢ã™ã€Œpidofã€ã‚³ãƒžãƒ³ãƒ‰ã§ã™ã€‚ Linuxã®ã€Œã‚¸ãƒ§ãƒ–ã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ«ã€ã‚’ãƒžã‚¹ã‚¿ãƒ¼ã—ã‚ˆã† ï¼ˆ2017/7/21ï¼‰ ä»Šå›žã¯ã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ç’°å¢ƒã§ã®ã‚¸ãƒ§ãƒ–ã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ«ã‚’è©¦ã—ã¦ã¿ã¾ã—ã‚‡ã†ã€‚Xç’°å¢ƒã‚’æŒãŸãªã„ã‚µãƒ¼ãƒç®¡ç†ã‚„ãƒªãƒ¢ãƒ¼ãƒˆæŽ¥ç¶šæ™‚ã«å½¹ç«‹ã¤æ“ä½œã§ã™ ã€ pidstat ã€‘ã‚³ãƒžãƒ³ãƒ‰â€•â€•ãƒ—ãƒã‚»ã‚¹ã®ãƒªã‚½ãƒ¼ã‚¹ä½¿ç”¨é‡ã‚’è¡¨ç¤ºã™ã‚‹ ï¼ˆ2017/7/21ï¼‰ æœ¬é€£è¼‰ã¯ã€Linuxã®ã‚³ãƒžãƒ³ãƒ‰ã«ã¤ã„ã¦ã€åŸºæœ¬æ›¸å¼ã‹ã‚‰ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã€å…·ä½“çš„ãªå®Ÿè¡Œä¾‹ã¾ã§ã‚’ç´¹ä»‹ã—ã¦ã„ãã¾ã™ã€‚ä»Šå›žã¯ã€ãƒ—ãƒã‚»ã‚¹ã”ã¨ã®CPUã®ä½¿ç”¨çŽ‡ã‚„I/Oãƒ‡ãƒã‚¤ã‚¹ã®ä½¿ç”¨çŠ¶æ³ã‚’è¡¨ç¤ºã™ã‚‹ã€Œpidstatã€ã‚³ãƒžãƒ³ãƒ‰ã§ã™ã€‚ ã€ iostat ã€‘ã‚³ãƒžãƒ³ãƒ‰â€•â€•I
hogem 2006/10/11
lessã®è¨å®š

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tips

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All ASCII Linux Issue / Linux Magazine 2000å¹´5æœˆå· è¦šãˆã¦ãŠããŸã„å¿…é ˆã‚³ãƒžãƒ³ãƒ‰30â€•ãã®4ãƒ»ã‚³ãƒžãƒ³ãƒ‰ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹
hogem 2006/10/11
linux

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reference
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hogem 2006/09/24
linux

tips

lifehacks

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% dig @ns1.jprs.co.jp jprs.co.jp mx ; <<>> DiG 9.2.1 <<>> @ns1.jprs.co.jp jprs.co.jp mx ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59551 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 2, ADDITIONAL: 4 ;; QUESTION SECTION: ;jprs.co.jp. ã€€ã€€ã€€ã€€ã€€IN ã€€ã€€ã€€ã€€MX ;; ANSWER SECTION: jprs.co.jp. ã€€ã€€86400 IN ã€€ã€€ã€€MX ã€€ã€€ã€€ã€€20 mx2.jprs.co.jp. jprs.co.jp. ã€€ã€€86400
hogem 2006/09/19
nslookupã¯å¤ã„

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hogem 2006/03/01
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