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LVSã«é–¢ã™ã‚‹koemuã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (10)

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Keepalivedã®ã‚·ãƒ³ã‚¿ãƒƒã‚¯ã‚¹ãƒã‚§ãƒƒã‚«ã€Œgokcã€ã‚’ä½œã£ãŸ - ã‚†ã†ã†ããƒ–ãƒã‚°
Keepalivedã®ã‚·ãƒ³ã‚¿ãƒƒã‚¯ã‚¹ãƒã‚§ãƒƒã‚«ã€Œgokcã€ã‚’Goè¨€èªžã§æ›¸ãã¾ã—ãŸã€‚ github.com åŸ·ç†æ™‚ç‚¹ã§ã®Keepalivedæœ€æ–°ç‰ˆã§ã‚ã‚‹ãƒãƒ¼ã‚¸ãƒ§ãƒ³1.2.19ã¾ã§å¯¾å¿œã—ã¦ã„ã‚‹ã“ã¨ã¨ã€includeæ–‡ã«å¯¾å¿œã—ã¦ã„ã‚‹ã“ã¨ãŒãƒã‚¤ãƒ³ãƒˆã§ã™ã€‚ ä½¿ã„æ–¹ https://github.com/yuuki/gokc/releases ã‹ã‚‰ãƒã‚¤ãƒŠãƒªã‚’ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã—ã¾ã™ã€‚OSXã§Homebrewã‚’ä½¿ã£ã¦ã„ã‚Œã°ã€ $ brew tap yuuki/gokc $ brew install gokc ã§ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã§ãã¾ã™ã€‚ gokcã‚³ãƒžãƒ³ãƒ‰ã‚’æä¾›ã—ã¦ãŠã‚Šã€-f ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§è¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã®ãƒ‘ã‚¹ã‚’æŒ‡å®šã™ã‚‹ã ã‘ã§ã™ã€‚ gokc -f /path/to/keepalived.conf gokc: the configuration file /etc/keepalived/keepalived.conf syn
koemu 2016/02/02
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32. LVS: Performance and Kernel Tuning
We are now (2006) in an era where the CPU is no longer rate determining in an LVS director. Ratz 20 Feb 2006 The processor never is an issue regarding LVS unless your NIC is so badly designed that the CPU would need to take over the packet processing ;) (a non-LVS article on Configuring large scale unix clusters by Dan Kegel.) The article performance data for a single realserver LVS, shows how to
koemu 2014/06/20
Linux

LVS

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koemu 2013/06/25
LVS
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October 30, 201100:07 ã‚«ãƒ†ã‚´ãƒª æœˆé–“11å„„PVã®ã‚½ãƒ¼ã‚·ãƒ£ãƒ«ã‚²ãƒ¼ãƒ ã€Œå˜è»Šã®è™Žã€ã®è£å´ã€ï¼’ã€‘ ãƒ„ã‚¤ãƒ¼ãƒˆ ã¯ã˜ã‚ã« å‰å›ž(æœˆé–“11å„„PVã®ã‚½ãƒ¼ã‚·ãƒ£ãƒ«ã‚²ãƒ¼ãƒ ã€Œå˜è»Šã®è™Žã€ã®è£å´ã€ï¼‘ã€‘)ã§ç´¹ä»‹ã—ãŸã¨ãŠã‚Šã€ã€Œå˜è»Šã®è™Žã€ã‚’æ§‹æˆã™ã‚‹ã‚µãƒ¼ãƒã¯30å°ä»¥ä¸Šã«ãªã£ã¦ã„ã¾ã™ã€‚ä»Šå›žã¯ã€ã“ã‚Œã‚‰ã®ä¸€éƒ¨ã®ã‚µãƒ¼ãƒãƒ¼ã§è¡Œã£ã¦ã„ã‚‹è² è·åˆ†æ•£ã¨ç›£è¦–ã«ã¤ã„ã¦ç´¹ä»‹ã—ã¾ã™ã€‚ LVS å„Webã‚µãƒ¼ãƒã¸ã®è² è·åˆ†æ•£ã¯ã€LVS-NAT ã§è¡Œã£ã¦ã„ã¾ã™ã€‚LVSã«ã¯ã€IPãƒˆãƒ³ãƒãƒ«ã‚„DSRã®ãƒ¢ãƒ¼ãƒ‰ã‚‚ã‚ã‚Šã¾ã™ãŒã€ãƒªã‚¢ãƒ«ã‚µãƒ¼ãƒã®è¨å®šãŒç°¡å˜ã§ã‚ã‚‹(ç‰¹åˆ¥ãªè¨å®šã¯ä¸è¦)ã“ã¨ã‹ã‚‰ã€NATã‚’é¸æŠžã•ã‚Œã‚‹ã“ã¨ãŒå¤šã„ã®ã§ã¯ãªã„ã§ã—ã‚‡ã†ã‹ã€‚ LVS-NATã§ã¯ã€ãƒªã‚¢ãƒ«ã‚µãƒ¼ãƒã«ã¯ãƒãƒ¼ã‚«ãƒ«IPã‚¢ãƒ‰ãƒ¬ã‚¹ã ã‘ã‚’å‰²ã‚ŠæŒ¯ã‚Œã°è‰¯ã„ãŸã‚ã€ã‚°ãƒãƒ¼ãƒãƒ«IPã‚¢ãƒ‰ãƒ¬ã‚¹ã‚’ç¯€ç´„ã§ãã‚‹ã¨ã„ã†ãƒ¡ãƒªãƒƒãƒˆã‚‚ã‚ã‚Šã¾ã™ã€‚(ã“ã®IPã‚¢ãƒ‰ãƒ¬ã‚¹ã®ç¯€ç´„ãŒåŽŸå› ã§ã€å¾Œã§ç—›ã„ç›®ã«ã‚ã£ãŸã®ã§ã™ãŒã€ã¾ãŸåˆ¥ã®æ©Ÿä¼š
koemu 2013/02/04
ip_conntrack_tcp_timeout_established

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DELLã®ã‚µãƒ¼ãƒã§CentOS6ã§LVS+keepalivedãªãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’æ§‹ç¯‰ã—ãŸã‚‰ãƒãƒžã£ãŸã‚Šã—ãŸè©±
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koemu 2012/10/02
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Re: [lvs-users] LVS-DR and scp
On Wed, May 04, 2011 at 04:38:26PM -0400, Kaizaad Bilimorya wrote: > > re: http://lists.graemef.net/pipermail/lvs-users/2009-December/022765.html > > Just thought I would post an update to this since we saw the same symptoms > (including the frags from the tcpdump) and our solution might be helpful > to others. > > Turning off generic-receive-offload fixed the probl em for us. > > # ethtool -k eth1
koemu 2012/09/28
CentOS 6ç³»ã§ã†ã¾ãå‹•ã‹ãªã„ã¨ãã«

Linux

LVS

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http://ultramonkey-l7.osdn.jp/
koemu 2008/06/07
ã“ã¡ã‚‰ã¯æ—¥æœ¬èªž

LVS

Linux
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Ult Ramon Key.org
The recent surge in gaming performance on Appleâ€™s Mac hardware marks a pivotal moment, largely thanks to contributions from the Linux community. Central to this
koemu 2008/06/07
Linux

LVS
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Ult Ramon Key.org
koemu 2008/06/07
TCP Session Failover ãªã©ãªã©

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LVS

Linux
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DSASé–‹ç™ºè€…ã®éƒ¨å±‹:ã„ã‹ã«ã—ã¦å†—é•·æ§‹æˆã‚’ä½œã‚‹ã‹ ã€œDSASã®å ´åˆã€œ
DSASã¯ã„ã‹ã«ã—ã¦å¯ç”¨æ€§ã‚’é«˜ã‚ã¦ã„ã‚‹ã‹ã€ã¡ã‚‡ã£ã¨ç´¹ä»‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ä»Šå›žã¯æ¦‚ç•¥ã¨ã„ã†ã“ã¨ã§ã–ã–ã–ã£ã¨èª¬æ˜Žã—ã¾ã™ã€‚å€‹åˆ¥ã®æ§‹æˆã«ã¤ã„ã¦ã¯ã¾ãŸå›žã‚’æ”¹ã‚ã¦ç´¹ä»‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ â”‚ â”‚ â”Œâ”´â” â”Œâ”´â” â”‚ â”‚ â”‚ â”‚ISPã®ä¸Šä½ãƒ«ãƒ¼ã‚¿ â””â”¬â”˜ â””â”¬â”˜ â”‚ â”‚ ã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œã€œ è²¬ä»»åˆ†è§£ç‚¹ â”‚ â”‚ â”Œâ”´â” â”Œâ”´â” â”‚ â”œâ”€[ lb(active) ]â”€â”¤ â”‚ â”‚ â”œâ”€[ lb(backup) ]â”€â”¤ â”‚ â”‚ â”‚ â”‚ â”‚ â”‚L2â”œâ”€[ Web ]â”€â”¤L2â”‚ â”‚SWâ”œâ”€[ Web ]â”€â”¤SWâ”‚ â”‚ â”œâ”€[ Web ]â”€â”¤ â”‚ â”‚ â”‚ â”‚ â”‚ â”‚ â”œâ”€[ SMTP ]â”€â”¤ â”‚ â”‚ â”œâ”€[ SMTP ]â”€â”¤ â”‚ â”‚ â”‚ â”‚ â”‚ â”‚ â”œâ”€[ D B ]â”€â”¤ â”‚ â”‚ â”œâ”€[ D B ]â”€â”¤ â”‚ â”‚ â”‚ â”‚ â”‚ â”‚ â”œâ”€[ NFS ]â”€â”¤ â”‚ â”‚ â”œâ”€[ NFS ]â”€â”¤ â”‚ â”‚ â”‚ â”‚ â”‚
koemu 2007/12/21
LVS

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Linux
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