[B! daemon] uokadaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

uokada id:uokada

daemonã«é–¢ã™ã‚‹uokadaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

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Unixãƒ‡ãƒ¼ãƒ¢ãƒ³ã®ä»•çµ„ã¿ - OTOBANK Engineering Blog
ãŠã¯ã“ã‚“ã°ã‚“ã¡ã¯!! å°¾è—¤ a.k.a. BTO ã§ã™ã€‚ ã¿ãªã•ã‚“ã€Unixãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚ˆãä½¿ã£ã¦ã¾ã™ã‚ˆãã€‚ Webã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãªã‚‰ã€Webã‚µãƒ¼ãƒã€ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã€DBã‚µãƒ¼ãƒã€cronãªã©ãŒã‚ˆãä½¿ã‚ã‚Œã‚‹ã®ã§ã¯ãªã„ã§ã—ã‚‡ã†ã‹ã€‚ 24æ™‚é–“365æ—¥é»™ã€…ã¨åƒãç¶šã‘ã‚‹Unixãƒ‡ãƒ¼ãƒ¢ãƒ³é”ã€‚ èº«è¿‘ãªå˜åœ¨ã ã¨æ€ã„ã¾ã™ãŒã€å®Ÿã¯ã©ã†ã„ã†ä»•çµ„ã¿ã§å‹•ã„ã¦ã„ã‚‹ã®ã‹ã”å˜ã˜ãªã„æ–¹ã‚‚å¤šã„ã®ã§ã¯ãªã„ã§ã—ã‚‡ã†ã‹ã€‚ å…ˆæ—¥ã€ã‚ªãƒˆãƒãƒ³ã‚¯ã§Unixãƒ‡ãƒ¼ãƒ¢ãƒ³ã®ä»•çµ„ã¿ã«ã¤ã„ã¦å‹‰å¼·ä¼šã‚’ã‚„ã£ãŸã®ã§ã€ãã®å†…å®¹ã‚’ã¾ã¨ã‚ã¾ã™ã€‚ ãƒ‡ãƒ¼ãƒ¢ãƒ³ã¨ã¯ ã§ã¯ã€ãƒ‡ãƒ¼ãƒ¢ãƒ³ã¨ã¯ã„ã£ãŸã„ä½•ãªã®ã§ã—ã‚‡ã†ã‹ã€‚ Unixãƒ©ã‚¤ã‚¯ã‚·ã‚¹ãƒ†ãƒ ã«ãŠã„ã¦ã€ãƒãƒƒã‚¯ã‚°ãƒ©ãƒ³ãƒ‰ã§å‹•ä½œã—ã¦æ§˜ã€…ãªå‡¦ç†ã‚’å®Ÿè¡Œã—ã¦ãã‚Œã‚‹ãƒ—ãƒã‚»ã‚¹ãŒãƒ‡ãƒ¼ãƒ¢ãƒ³ã§ã™ã€‚ ãƒ‡ãƒ¼ãƒ¢ãƒ³ã«ã¯æ˜Žç¢ºãªå®šç¾©ã¯ã‚ã‚Šã¾ã›ã‚“ãŒã€ã ã„ãŸã„æ¬¡ã®ã‚ˆã†ãªæ¡ä»¶ã‚’æº€ãŸã™ãƒ—ãƒã‚»ã‚¹ãŒãƒ‡ãƒ¼ãƒ¢ãƒ³ã¨å‘¼ã°ã‚Œã¾ã™ã€‚ ãƒãƒƒã‚¯ã‚°ãƒ©ãƒ³ãƒ‰ã§å‹•ä½œã—ã¦ã„ã‚‹ åˆ¶å¾¡ç«¯æœ«ã‚’æŒãŸãªã„ ä»–ã®ãƒ—ãƒã‚»ã‚¹
uokada 2018/06/10
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unix

daemon
ãƒªãƒ³ã‚¯
é€²æ’ƒã®malloc #kernelvm - by shigemk2
2014-05-25 é€²æ’ƒã®malloc #kernelvm å‹‰å¼·ä¼š malloc - Wikipedia ã‚¬ãƒãƒ£ãƒ”ãƒ³å…ˆç”Ÿ é€²æ’ƒã®mallocã£ã¦ãªã‚“ã gblicã®mallocè¿‘è¾ºã®é–‹ç™ºã«ã‹ã‹ã‚ã‚‹ MM Summit Ruby core commiter(ã‚³ãƒŸãƒƒãƒˆçŽ‡TOP10ã‚³ãƒŸãƒƒã‚¿) @kosaki55tea LKMLã§ã®disã‚Šã‚ã„ æ®´ã‚Šåˆã„ [www.youtube.com/watch?v=cjaRZEtDTxc:embed] ebizzy | Free Development software downloads at SourceForge.net Nå€‹ã®ã‚¹ãƒ¬ãƒƒãƒ‰ãŒsç—…ã®é–“ã«ä½•å›žmalloc memcpy freeãŒå‡ºæ¥ã‚‹ã‹ã‚’æ¸¬å®š ã‚«ãƒ¼ãƒãƒ«ã§ã¯æ™‚é–“ã‚’ã‚ã¾ã‚Šé£Ÿã£ã¦ãªã„ mallocãƒã‚°çŸ¥è˜ 2è¡Œæ¶ˆã—ãŸã‚‰20å€é«˜é€ŸåŒ– Linuxã‚ãƒ¼ãƒ¯ãƒ¼ãƒ‰ - glibc ã¨ã¯ï¼šITpro 1ã‚¹ãƒ¬ãƒƒ
uokada 2014/05/25
Linux

kernelvm

daemon

kernel
ãƒªãƒ³ã‚¯
ãªã‚‹ã»ã©Unixãƒ—ãƒã‚»ã‚¹èªã‚“ã - ãƒ‡ãƒ¼ãƒ¢ãƒ³åŒ–ã®ãŸã‚ã®double fork - ã¯ã“ã¹ã«ã£ã â™¨
ãªã‚‹ã»ã©Unixãƒ—ãƒã‚»ã‚¹ â€• Rubyã§å¦ã¶Unixã®åŸºç¤Žã‚’èªã¿ã¾ã—ãŸã€‚UNIXãƒ—ãƒã‚»ã‚¹ã®è©±ã€ç‰¹ã«å®Ÿç”¨çš„ãªforkã®åˆ©ç”¨æ–¹æ³•ã«ã¤ã„ã¦ã®è©±ãŒã‚³ãƒ³ãƒ‘ã‚¯ãƒˆã«ã¾ã¨ã¾ã£ã¦ã„ã¦ã‚ã‹ã‚Šã‚„ã™ã‹ã£ãŸã§ã™ã€‚ã‚ã¾ã‚Šè©³ç´°ã«è¸ã¿ã“ã‚“ã§ã„ã‚‹ã¨ã„ã†æ„Ÿã˜ã§ã¯ãªã„ã‘ã©ã€ã¨ã£ã‹ã‹ã‚Šã«ã“ã®æœ¬ã«ã‚ã‚‹ã‚ˆã†ãªçŸ¥è˜ãŒã‚ã‚‹ã®ã¯è‰¯ã„ã¨æ€ã„ã¾ã—ãŸã€‚(ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‹ã‚‰"foreman start"ã—ãŸã¨ãã«Ctrl-Cã§çµ‚äº†ã§ããªã„ç¾è±¡ã®è§£èª¬ - ã¯ã“ã¹ãƒ–ãƒã‚° â™¨ã§ã¯ã¾ã‚‹å‰ã«èªã‚“ã§ãŠã„ãŸã‚‰ã€ã‚‚ã£ã¨ã¯ã‚„ãå•é¡Œè§£æ±ºã§ããŸã¨æ€ã„ã¾ã™ã€‚) ç¬¬18ç« ãƒ‡ãƒ¼ãƒ¢ãƒ³ãƒ—ãƒã‚»ã‚¹ã«é–¢ä¿‚ã—ã¦äºŒå›žç›®ã®forkã«ã¤ã„ã¦ã„ã‚ã„ã‚èª¿ã¹ãŸã®ã§ã€ã›ã£ã‹ããªã®ã§ãƒ¡ãƒ¢ã‚’æ®‹ã—ã¦ãŠãã¾ã™ã€‚*1 ç¬¬18ç« ãƒ‡ãƒ¼ãƒ¢ãƒ³ãƒ—ãƒã‚»ã‚¹ ã§ã¯ã€ãƒ—ãƒã‚»ã‚¹ã‚’ãƒ‡ãƒ¼ãƒ¢ãƒ³åŒ–ã™ã‚‹ãŸã‚ã«å¿…è¦ãªæ‰‹é †ãŒä¸å¯§ã«èª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ã€‚ãã®ä¸ã§ã€ãƒ—ãƒã‚»ã‚¹ã‚’åˆ¶å¾¡ç«¯æœ«ã‹ã‚‰åˆ‡ã‚Šé›¢ã™æ‰‹é †ã¨ã—ã¦ä»¥ä¸‹ã®ã‚ˆã†ãªã‚³ãƒ¼ãƒ‰ãŒç´¹ä»‹ã•ã‚Œã¦ã„ã¾ã—ãŸã€‚
uokada 2013/04/29
process

unix

daemon
ãƒªãƒ³ã‚¯
pythonã§ãƒ‡ãƒ¼ãƒ¢ãƒ³åŒ– | quvoxãƒŽãƒ¼ãƒˆ
ä¹…ã€…ã«Blogæ›´æ–°ã€‚ æœ€è¿‘ã‚ˆãpythonå¦ç¿’ã®ãŒã¦ã‚‰è‰²ã€…ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’æ›¸ãã‚ˆã†ã«ãªã£ã¦ããŸã€‚ ã¨ã‚Šã‚ãˆãšãƒ‡ãƒ¼ãƒ¢ãƒ³ã¨ã—ã¦ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã§å‹•ã‹ã—ãŸã„ã®ã§ã€forkã—ã¦STDOUTã‚„ã‚‰ã‚’é–‰ã˜ã¦ã€signalè¨å®šã—ã¦ã€ã€ã€ã¨ã‚„ã‚ã†ã‹ã¨æ€ã£ãŸã‚‰ã€ã¨ã¦ã‚‚ç°¡å˜ãªãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒã‚ã‚‹ã“ã¨ãŒç™ºè¦šã—ãŸã€‚ä»¥ä¸‹ã®ã‚ˆã†ã«ã—ã¦ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã™ã‚‹ã€‚ # easy_install python-daemon ä»¥ä¸‹ã®ã‚ˆã†ã«ä½¿ãˆã°ã„ã„ã€‚ãªãŠã€DaemonContext()ã®ã‚ˆã†ã«å¼•æ•°ã‚’ä½•ã‚‚æ¸¡ã•ãªã‘ã‚Œã°ã€pidãƒ•ã‚¡ã‚¤ãƒ«ã‚‚STDERRã‚‚å‡ºåŠ›ã•ã‚Œãªã„ã€‚ã¾ãŸã€pidfileã¯/tmpã®ä¸‹ã«ä½œã‚‰ãªã„ã¨å‹•ä½œã—ãªã„ã¿ãŸã„ã€‚ #!/usr/bin/python # -*- coding: utf-8 -*- # """DaemonContextã®ãƒ†ã‚¹ãƒˆ""" from daemon import DaemonContext from
uokada 2012/01/29
python

daemon
ãƒªãƒ³ã‚¯
Pythonã§preforkã‚µãƒ¼ãƒ - åã£ãŸè¨€èªžä¿¡è€…ã®åž‚ã‚Œæµã—
Python2.6ã§è©¦ã—ãŸã€‚ preforkã‚µãƒ¼ãƒã¯listenã—ãŸå¾Œã«forkã—ã¦ã€ãã‚Œã‹ã‚‰acceptã™ã‚Œã°ã‚ˆã„ã¿ãŸã„ï¼Ÿ server.py import os import sys import socket import signal child_processes = [] def main(host, port, children): signal.signal(signal.SIGTERM, accept_sigterm) s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.bind((host, port)) s.listen(1) # fork for i in range(children): pid = os.fork() if pid != 0: # parent sys.stdout.write('chi
uokada 2011/09/29
python

prefork

server

daemon
ãƒªãƒ³ã‚¯
Pythonã§preforkåž‹ã®ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’æ›¸ã - yoshifumi1975's diary
Pythonã®ãŠå‹‰å¼·ã‚’å…¼ãã¦ã€å…ˆæ—¥ Cã§æ›¸ã„ãŸ Cè¨€èªžã§preforkåž‹ã®ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’æ›¸ã(3): ãƒ‡ãƒ¼ãƒ¢ãƒ³åŒ– - Sleepless geek in Seattle ã‚’Pythonã«ç§»æ¤ã—ã¦ã¿ãŸã€‚ æ¡ä»¶åˆ†å²ã€ãƒ«ãƒ¼ãƒ—ã€é–¢æ•°å®šç¾©ã€ãƒ•ã‚¡ã‚¤ãƒ«æ“ä½œã€forkã€waitã€ã‚·ã‚°ãƒŠãƒ«ãƒãƒ³ãƒ‰ãƒ©ã€é€£æƒ³é…åˆ—ã€ãªã©ãªã©çŸã„ãƒ—ãƒã‚°ãƒ©ãƒ ã ã‘ã©ã€ã„ã‚ã„ã‚ãªè¦ç´ ãŒå…¥ã£ã¦ã„ã‚‹ã®ã§ãªã‹ãªã‹è‰¯ã„ã‚µãƒ³ãƒ—ãƒ«ã«ãªã£ãŸã€‚ #!/usr/bin/env python import os import sys import signal import time MAX_CHILDREN=16 PID_FILE='/var/run/my_prefork_daemon.pid' hash_children={} def main(): #ãƒ‡ãƒ¼ãƒ¢ãƒ³åŒ– daemonize() #ãƒ—ãƒã‚»ã‚¹IDã‚’æ›¸ã„ã¦ãŠã write_pid() #ã‚·ã‚°ãƒŠãƒ«ãƒãƒ³ãƒ‰ãƒ©
uokada 2011/09/29
prefork

python

programming

daemon

webserver
ãƒªãƒ³ã‚¯
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