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ubuntu server 10.4ÏÂLVS-DRʵÑé
2010-06-03 15:59:03
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Ä¿±ê£º¸ºÔؾùºâÆ÷LVS(ipΪ£º192.168.3.10£¬ÐéÄâIPΪ£º192.168.3.100£©£¬Êµ»úÁ½Ì¨·Ö±ðΪrs£²£¨ipΪ£º192.168.3.20£©,rs£³£¨ipΪ192.168.3.30£©£¬ÕâÈý̨»úÆ÷¶¼°²×°Ò»¿éÍø¿é£¬Êµ»úÉϰ²×°apache¡£ÔÚÒ»¿Í»§¶Ëcs(ipΪ£º192.168.3.1£©ÉÏ·ÃÎÊhttp://192.168.3.100,»áÂÖÁ÷·ÃÎÊÁ½Ì¨Êµ»ú£¬ÔòʵÑé³É¹¦¡£
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ÔÚubuntu server 10.4 ĬÈϰ²×°ÊÇûÓа²×°ipvsadmÈí¼þ°üµÄ£¬ÔÚÍøÉÏ¿´Á˺ܶà½Ì³Ì£¬¶¼Òª±à¼­Äںˣ¬µ«ÏÖÔÚ2.6.32ÄÚºËÒѾ­²»ÐèÒªÔٱ༭ÁË¡£
#sudo apt-get install ipvsadm
»áÌáʾ please run dpkg ¨Creconfigure ipvsadm
#sudo dpkg¨Creconfigure ipvsadm (dpkgÓë-reconfigureÊÇÁ¬µ½Ò»ÆðÖмäû¿Õ¸ñ£©
ipvs
ipvs2
ipvs3
#sudo ifconfig eth0:0 192.168.3.100 netmask 255.255.255.255 broadcast 192.168.3.100
#sudo route add ¨Chost 192.168.3.100 dev eth0:0
#sudo ipvsadm ¨CA ¨Ct 192.168.3.100:80 ¨Cs rr
#sudo ipvsadm ¨Ca ¨Ct 192.168.3.100:80 ¨Cr 192.168.3.20 ¨Cg
#sudo ipvsadm ¨Ca ¨Ct 192.168.3.100:80  -r 192.168.3.30 ¨Cg
#sudo ipvsadm ¨Csave
*:ÕâÀïrr±íʾipvsadmµÄ8ÖÖËã·¨ÖеÄÂÖѯ£¬×öʵÑéÑ¡Õâ¸öËã·¨£¬Ð§¹û±È½ÏÃ÷ÏÔ¡£-g,¾ÍÊÇlvsµÄÈýÖÖģʽÖеÄLVS-DRģʽ¡£-i ¾ÍÊÇËìµÀLVS-TUN.Ϊʲôeth0:0µÄbroadcast¾ÍÊÇËüµÄIP£¬ÒòΪËûµÄnetmaskΪ/32.(the VIP is a /32 addr, so the brd addr is the VIP, not x.x.x.255.)
ÐÞ¸Ä/etc/sysctl.conf
net.ipv4.ip_forward=0
net.ipv4.conf.all.send_redirects=1
net.ipv4.conf.default.send_redirects=1
net.ipv4.conf.eth0.send_redirects=1
#sudo sysctl -p
2,ÅäÖÃʵ»úrs2,rs3ΪÈçÏÂ
#sudo ifconfig lo:0 192.168.3.100 netmask 255.255.255.255 broadcast 192.168.3.100
#sudo route add ¨Chost 192.168.3.100 dev lo:0
ÐÞ¸Ä/etc/sysctl.conf
net.ipv4.ip_forward=0
net.ipv4.conf.lo.arp_ignore=1
net.ipv4.conf.lo.arp_announce=2
net.ipv4.conf.all.arp_ignore=1
net.ipv4.conf.all.arp_announce=2
#sudo sysctl ¨Cp
°Ñrs2£¬rs3µÄ/var/wwwϵÄindex.htmlµÄÄÚÈÝÐÞ¸ÄΪ¡°this is rs2¡±,¡±this is rs3¡±,µ±·ÃÎÊÊ±Çø±ð·ÃÎʵÄÊÇÄÇ̨»úÆ÷£¬²é¿´ÊµÑéÊÇ·ñ³É¹¦¡£
ÔÚʵÑé¹ý³ÌÖУº¸Õ¿ªÊ¼Ã»ÓÐÐÞ¸Äʵ»úrs2,rs3ϵÄ/etc/sysctl.conf,ÔÚ·ÃÎÊhttp://192.168.3.100ʱ£¬ÓÐʱÄÜÂÖÁ÷µÄ·ÃÎÊrs2,rs3£¬ÓÐʱ²»ÄÜ£¬Ð޸ĺ󣬷¢ÏÖЧ¹ûºÜºÃ£¬´ïµ½ÊµÑéÄ¿±ê¡£ÎªÊ²Ã´ÒªÐ޸ĿÉÒԲο¼ÒÔÏÂhttp://www.austintek.com/LVS/LVS-HOWTO/HOWTO/LVS-HOWTO.arp_problem.htmlµÄÄÚÈÝ£¬×¨Ã޲½âÁ˹ØÓÚLVSµÄ ARP £¬Ò²ÓÐרÃŽ²½âÁËÔÚLVS-DRģʽÖÐARPÎÊÌâ¼°ÈçºÎÈ¥½â¾öARPÎÊÌ⣬ҲÓÐarp_ingnore,arp_announce¾ßÌåµÄÒâ˼¡£ÒªÏëÉîÈëѧϰLVS£¬±ØÐëÒª¿´Õâ¸öLVS-HOWTO
ÒÔÏÂÕâ¸ö²©¿ÍÒ²ºÜºÃµÄ½²½âÁËLVS,¿ÉÒԲο¼¡£
*:
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