[B! LVS] urapicoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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

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LVSã§å®Ÿç¾ã™ã‚‹ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ - KLablabWiki
ç’°å¢ƒæ§‹ç¯‰ ãã‚Œã§ã¯å®Ÿéš›ã«ã€Linuxãƒ™ãƒ¼ã‚¹ã®ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’æ§‹ç¯‰ã—ã¦ã„ãã¾ã™ã€‚æœ€è¿‘ã§ã¯æ¨™æº–ã§IPVSã‚’ã‚µãƒãƒ¼ãƒˆã—ã¦ã„ã‚‹ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ãŒå¤šã„ã®ã§ã€å¿…è¦ãªãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦å°‘ã—è¨å®šã™ã‚‹ã ã‘ã§å‹•ä½œã•ã›ã‚‹ã“ã¨ãŒã§ãã‚‹ä¾¿åˆ©ãªä¸–ã®ä¸ã«ãªã£ã¦ãã¦ã„ã¾ã™ã€‚ ä»Šå›žä½¿ç”¨ã™ã‚‹ã‚½ãƒ•ãƒˆã‚¦ã‚¨ã‚¢ã«ã¤ã„ã¦ Debian GNU/Linux3.1(sarge) ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ã¯Debianã‚’ä½¿ç”¨ã—ã¾ã™ã€‚ IPVSå¯¾å¿œã‚«ãƒ¼ãƒãƒ« ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã®åŸºæœ¬æ©Ÿèƒ½ã§ã‚ã‚‹IPVSã¯ã‚«ãƒ¼ãƒãƒ«ã®å†…éƒ¨ã«å®Ÿè£…ã•ã‚Œã¦ã„ã¾ã™ã€‚ãã®ãŸã‚IPVSã«å¯¾å¿œã—ãŸã‚«ãƒ¼ãƒãƒ«ãŒå¿…è¦ã«ãªã‚Šã¾ã™ã€‚Debianä»˜å±žã®ã‚«ãƒ¼ãƒãƒ«ã‚¤ãƒ¡ãƒ¼ã‚¸ï¼ˆ2.6.8-3ï¼‰ã§ã‚‚åˆ©ç”¨ã§ãã¾ã™ã—ã€è‡ªå‰ã§å†æ§‹ç¯‰ã—ã¦ã‚‚ã‹ã¾ã„ã¾ã›ã‚“ã€‚ã‚«ãƒ¼ãƒãƒ«ã‚’å†æ§‹ç¯‰ã™ã‚‹éš›ã®æ³¨æ„ç‚¹ã«ã¤ã„ã¦ã¯å¾Œè¿°ã—ã¾ã™ã€‚ ipvsadm IPVSã‚’åˆ¶å¾¡ã™ã‚‹ãŸã‚ã®ãƒ„ãƒ¼ãƒ«ã§ã™ã€‚ä»®æƒ³ã‚µãƒ¼ãƒã‚°ãƒ«ãƒ¼ãƒ—ã®è¿½åŠ ã‚„ãƒªã‚¢ãƒ«
urapico 2010/10/18
keepalived

LVS

ipvsadm
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ã€Œã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã€ã®ã‚·ãƒªãƒ¼ã‚ºã§ã¯ã€ ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (1) ã€œ LVS + NATã§è² è·åˆ†æ•£ã‚’ã—ã¦ã¿ã‚ˆã† ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (2) ã€œ keepalivedã§Webã‚µãƒ¼ãƒã®ãƒ˜ãƒ«ã‚¹ãƒã‚§ãƒƒã‚¯ ã“ã‚“ãªã«ç°¡å˜ï¼ Linuxã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µ (3) ã€œ VRRPã§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’ç„¡åœæ¢ã«ã™ã‚‹ ã“ã‚“ãªæµã‚Œã§NATã«ã‚ˆã‚‹è² è·åˆ†æ•£ã‚·ã‚¹ãƒ†ãƒ ã‚’æ§‹ç¯‰ã—ã¦ãã¾ã—ãŸã€‚ ä»Šå›žã¯ã“ã‚Œã‚’ DSR(Direct Server Return) æ–¹å¼ã«å¤‰æ›´ã—ã¦ã¿ã¾ã™ã€‚ ã€ŒDSRã¨ã¯ãªã‚“ãžã‚„ï¼Ÿã€ã¨ã„ã†æ–¹ã¯ã€ ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã®é‹ç”¨.DSRã£ã¦çŸ¥ã£ã¦ã¾ã™ã‹? L4ã‚¹ã‚¤ãƒƒãƒã¯DSRæ§‹æˆã«ã™ã¹ã— ã“ã¡ã‚‰ã§ã‚ã‹ã‚Šã‚„ã™ãèª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ã®ã§å‚è€ƒã«ã—ã¦ã¿ã¦ãã ã•ã„ã€‚ ä¸€èˆ¬çš„(?)ã«å¤§è¦æ¨¡ã‚·ã‚¹ãƒ†ãƒ ã‚’æ§‹ç¯‰ã™ã‚‹å ´åˆã¯ã€ã€Œãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æ©Ÿå™¨ã®æ•´å‚™ã¯ã“ã®éƒ¨é–€ã€ã€ã€Œã‚µãƒ¼ãƒã®èª¿
urapico 2010/10/17
keepalived

LVS

ipvsadm
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LVS on CentOS 5 | Wanatabe's Weblog
è¨å®šãŒã¾ã¨ã‚‚ã«ã§ãã¦ã„ã‚‹ã‹ç¢ºèªã—ã¾ã™ã€‚ toire# ipvsadm -Ln IP Virtual Server version 1.2.1 (size=4096) Prot LocalAddress:Port Scheduler Flags -> RemoteAddress:Port Forward Weight ActiveConn InActConn TCP 192.168.101.129:80 rr -> 10.0.0.2:8000 Masq 1 0 0 -> 10.0.0.2:8001 Masq 1 0 0 ã‚µãƒ¼ãƒèµ·å‹•æ™‚ã«è¨å®šãŒæœ‰åŠ¹ã«ãªã‚‹ã‚ˆã†ã«ä¿å˜ã—ã¾ã™ã€‚ toire# /etc/init.d/ipvsadm save Saving IPVS table to /etc/sysconfig/ipvsadm: [ OK ] ä¿å˜ã•ã‚ŒãŸè¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã‚’ç¢ºèªã™ã‚‹ã«ã¯ã€/etc/sysco
urapico 2010/10/15
keepalived

ipvsadm

LVS

centos
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LVS(ipvsadm)ã§ä½œã‚‹è² è·åˆ†æ•£è£…ç½®(ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µãƒ¼)
ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚µãƒ¼ãƒã®é‹ç”¨ã§é ã‚’æ‚©ã¾ã›ã‚‹ã®ãŒã€ ã‚¢ã‚¯ã‚»ã‚¹å¢—åŠ ã«ä¼´ã†CPUã®é«˜è² è·çŠ¶æ…‹ã§ã™ã€‚ ï¼‘å°ã®LinuxBoxã§å‡¦ç†ã§ãã‚‹ãƒ—ãƒã‚»ã‚¹æ•°ã‚„ãƒ¡ãƒ¢ãƒªãƒ¼å®¹é‡ã¯ ç„¡åˆ¶é™ã§ã¯ç„¡ãã€ã‚ã‚‹ä¸€å®šã®åŒæ™‚å®Ÿè¡Œå‡¦ç†æ•°ã‚’è¶ŠãˆãŸæ™‚ç‚¹ã§ æ¥µç«¯ã«ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãŒè½ã¡ãŸã‚Šã€æœ€æ‚ªã®å ´åˆã¯ã‚«ãƒ¼ãƒãƒ«ãŒ åœæ¢ã—ã¦ã—ã¾ã†äº‹ã‚‚ã‚ã‚Šã¾ã™ã€‚ LVSã¯ã“ã‚Œã‚’å›žé¿ã™ã‚‹ãŸã‚ã«ã€ï¼‘ã¤ã®ãƒ•ãƒãƒ³ãƒˆã‚¨ãƒ³ãƒ‰ã‚µãƒ¼ãƒã«æ¥ãŸãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’è¤‡æ•°ã® ãƒãƒƒã‚¯ã‚¨ãƒ³ãƒ‰ã‚µãƒ¼ãƒãƒ¼ã«ãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’åˆ†æ•£ã•ã›ã¾ã™ã€‚ ã“ã“ã§æ‰±ã†åˆ†æ•£æ–¹å¼ã¯NATãƒ™ãƒ¼ã‚¹ã¨å‘¼ã°ã‚Œã‚‹ã‚‚ã®ã«å½“ãŸã‚Šã¾ã™ã€‚ LVSã«ã¤ã„ã¦ã®è©³ã—ã„å†…å®¹ã«ã¤ã„ã¦ã¯ã€ http://www.linuxvirtualserver.org/ ã‚’å‚ç…§ã—ã¦ãã ã•ã„ã€‚ å¿…è¦ãªã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ LVSå°Žå…¥æ¸ˆã¿ã®ã‚«ãƒ¼ãƒãƒ« (Red Hat Linux 7.3, FedoraCore2) ipvsadm ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æŽ¥ç¶šæ¦‚ç•¥å›³ ã‚°ãƒãƒ¼ãƒãƒ«IPã‚¢ãƒ‰ãƒ¬ã‚¹(
urapico 2010/10/15
LVS

ipsadm
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IPVS ç”¨ã«ã‚«ãƒ¼ãƒãƒ«ã‚’å†æ§‹ç¯‰ã™ã‚‹ | Wanatabe's Weblog
ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ä»˜å±žã®ã‚«ãƒ¼ãƒãƒ«ã§ã¯ãªãã€è‡ªåˆ†ã§ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã—ãŸã‚«ãƒ¼ãƒãƒ«ã‚’ä½¿ã£ã¦ IPVS ã‚’å‹•ã‹ã—ã¦ã¿ã¾ã™ã€‚ ä»Šå›žã¯ã‚«ãƒ¼ãƒãƒ«ãƒãƒ¼ã‚¸ãƒ§ãƒ³ 2.6.23.9 ã‚’ä½¿ã„ã¾ã™ã€‚ ã‚½ãƒ¼ã‚¹ã‚’ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã—ã¦ã‚³ãƒ³ãƒ•ã‚£ã‚° # cd /usr/src/kernels # wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.23.9.tar.gz # tar xzf linux-2.6.23.9.tar.gz # cp /usr/src/kernels/2.6.22.9-61.fc6-i586/.config /usr/src/kernels/linux-2.6.23.9/.config # cd linux-2.6.23.9 # make oldconfig ... IPVS ã‚’æœ‰åŠ¹ã«ã™ã‚‹ã‚³ãƒ³ãƒ•ã‚£ã‚° make menuconfig ã‚’ä½¿ã„ã¾
urapico 2010/10/15
IPVS

LVS
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urapico 2010/10/15
IPVS

LVS
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