[B! IPVS] clavierã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

clavier id:clavier

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

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Facebookã¯ãƒ¬ã‚¤ãƒ¤4ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã‚’IPVS(LVS)ã‹ã‚‰XDPãƒ™ãƒ¼ã‚¹ã®ã‚‚ã®ã«ä¹—ã‚Šæ›ãˆã¤ã¤ã‚ã‚‹ - yunazuno.log
4æœˆã«é–‹å‚¬ã•ã‚ŒãŸnetdev 2.1ã§é¢ç™½ã„ã‚»ãƒƒã‚·ãƒ§ãƒ³ãŒã‚ã£ãŸã®ã§ãƒ¡ãƒ¢ã€‚ FacebookãŒä½¿ç”¨ã—ã¦ã„ã‚‹ãƒ¬ã‚¤ãƒ¤4ã®ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã«é–¢ã™ã‚‹ç™ºè¡¨ã§ã€å¾“æ¥ã¯IPVS (LVS) ã‚’ä½¿ç”¨ã—ã¦ã„ãŸãŒã€XDPãƒ™ãƒ¼ã‚¹ã§è‡ªã‚‰é–‹ç™ºã—ãŸã‚‚ã®ã«ç§»è¡Œã—ã¤ã¤ã‚ã‚‹ã€ã¨ã„ã†å†…å®¹ã€‚ XDP Production Usage: DDoS Protection and L4LB (slide) www.youtube.com XDP (eXpress Data Path) ã«ã¤ã„ã¦ã¯ä»¥å‰ã®ã‚¨ãƒ³ãƒˆãƒªã§ç°¡å˜ã«ç´¹ä»‹ã—ãŸã€‚ yunazuno.hatena blog.com XDPã‚’æ”¹ã‚ã¦ç°¡å˜ã«ç´¹ä»‹ã™ã‚‹ã¨ã€Linuxã‚«ãƒ¼ãƒãƒ«ã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯ã®æœ€ä¸‹éƒ¨ (NICã«ä¸€ç•ªè¿‘ã„å ´æ‰€) ã§ãƒ‘ã‚±ãƒƒãƒˆå‡¦ç†ã‚’è¡Œã†ä»•çµ„ã¿ã®ã“ã¨ã§ã€ã‚ªãƒ¼ãƒãƒ¼ãƒ˜ãƒƒãƒ‰ãŒéžå¸¸ã«å°ã•ã„é«˜é€Ÿãƒ‘ã‚±ãƒƒãƒˆå‡¦ç†ã®å®Ÿç¾ã‚’ç›®çš„ã¨ã—ã¦ã„ã‚‹ã€‚XDPã¯eBPFã‚’ç”¨ã„ã¦ãŠã‚Šã€eBPFãŒæä¾›ã™ã‚‹map
clavier 2017/07/07
IPVS
ãƒªãƒ³ã‚¯
[En] IPVS for Docker Containers
1. IPVS for Docker Containers Production-level load balancing and request routing without spending a single penny. 2. What is IPVS â€¢ Stands for IP Virtual Server. Built on top of Netfilter and works in kernel space. No userland copying of network packets involved. â€¢ Itâ€™s in the mainline Linux Kernel since 2.4.x. Surprisingly, itâ€™s one of the techno logies which successfully pumps your stuff through
clavier 2016/02/03
IPVS

docker
ãƒªãƒ³ã‚¯
facebookã®13å„„ãƒ¦ãƒ¼ã‚¶ãƒ¼ã‚’æ”¯ãˆã‚‹ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µãƒ¼ã®è©± - stanaka's blog
æœ€è¿‘ã€SREãŒè©±é¡Œã§ã™ãã€‚ tech.mercari.com www.wantedly.com ã¨ã„ã†ã“ã¨ã§SREã«ã¤ã„ã¦èª¿ã¹ã¦ãŸã‚‰ã€SREconãªã‚“ã¦ã‚‚ã®ãŒé–‹å‚¬ã•ã‚Œã¦ã„ãŸã®ã§ä¸ã‚’è¦‹ã¦ãŸã‚‰ã€ã€ŒBuilding a Billion User Load Balancerã€ã¨ã„ã†ã‚¿ã‚¤ãƒˆãƒ«ã§Facebookã®DNSã€œLBã¾ã§ã®è©±ãŒã‚ã£ãŸã®ã§ã€ãã®ãƒ¡ãƒ¢ã§ã™ã€‚ Building a Billion User Load Balancer | USENIX tl;dr tinydns + IPVS ã§ Facebookè¦æ¨¡ã¯ã„ã‘ã‚‹ httpsã®æŽ¥ç¶šç¢ºç«‹ã¯ã‹ãªã‚Šé‡ã„(RTTã®4å€ = RTT 150msã¨ã™ã‚‹ã¨GETã¾ã§600ms)ã®ã§ã€å¤ªå¹³æ´‹è¶Šãˆã¨ã‹ã¯åŽ³ã—ã„ httpsã‚’çµ‚ç«¯ã•ã›ã‚‹CDNã¨ã‹ã¯æ´»ç”¨ã®å¯èƒ½æ€§ã‚ã‚Šãã† (å›½å†…ã ã‘ã‚’è€ƒæ…®ã™ã‚‹ãªã‚‰å½±éŸ¿ã¯è»½å¾®ã‹ã‚‚) ãƒ¡ãƒ¢ L4 LB shiv (IPVS + pyt
clavier 2015/12/18
facebook

IPVS

infrastructure
ãƒªãƒ³ã‚¯
#18 mruby-ipvs ã‚’å®Ÿè£…ã—å’æ¥è«–æ–‡ã‚’æ›¸ãã¾ã—ãŸ - rrreeeyyy.com
Linux ã® L4 ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µæ©Ÿèƒ½ã§ã‚ã‚‹ IPVS ã‚’ã€ mruby ã‹ã‚‰åˆ©ç”¨ã§ãã‚‹ã‚ˆã†ã«ã™ã‚‹ mruby-ipvs ã¨ã„ã† mrbgem ã‚’å®Ÿè£…ã—ã€ ãã® mruby-ipvs ã«é–¢ã—ã¦å’æ¥è«–æ–‡ã‚’æ›¸ãã¾ã—ãŸã€‚ å‹•æ©Ÿ é›»æ°—é€šä¿¡å¤§å¦ ã¨ã„ã†å¤§å¦ã® 4 å¹´ç”Ÿã«ç„¡äº‹é€²ç´šã§ããŸç‚ºã€ å’æ¥è«–æ–‡ã‚’æ›¸ãå¿…è¦ãŒã‚ã‚Šã¾ã—ãŸã€‚ å¤§å¦ã«é€šã„ãªãŒã‚‰ã€æ ªå¼ä¼šç¤¾ãƒãƒ¼ãƒˆãƒ“ãƒ¼ãƒ„ ã§å¦ç”Ÿã‚¹ã‚¿ãƒƒãƒ•ã¨ã—ã¦åƒã„ã¦ã„ãŸçµŒé¨“ä¸Šã€ Linux ã‚«ãƒ¼ãƒãƒ«å†…ã«å®Ÿè£…ã•ã‚Œã¦ã„ã‚‹ L4 ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µæ©Ÿèƒ½ã§ã‚ã‚‹ IP Virtual Server (IPVS) ã®ã€ ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã«ä¸ä¾¿ã—ã¦ãŠã‚Šã€ãªã‚“ã¨ã‹ã—ãŸã„ã¨ã„ã†æ°—æŒã¡ãŒã‚ã‚Šã¾ã—ãŸã€‚ å€‹äººçš„ã« Ruby ãŒå¥½ãã§ã‚ã‚‹ã“ã¨ã«åŠ ãˆã€Chef ã«ä»£è¡¨ã•ã‚Œã‚‹ã‚ˆã†ãªã€ ã‚¤ãƒ³ãƒ•ãƒ©ã‚¹ãƒˆãƒ©ã‚¯ãƒãƒ£è‡ªå‹•åŒ–ãƒ•ãƒ¬ãƒ¼ãƒ ãƒ¯ãƒ¼ã‚¯ãŒ Ruby ã§æ›¸ã‹ã‚Œå§‹ã‚ã¦ã„ã‚‹ã“ã¨ã€ æ›´ã«ã€mod_mruby ã¨ã„ã£ãŸ mruby
clavier 2014/03/17
mruby

Linux

lvs

IPVS
ãƒªãƒ³ã‚¯
MySQLã®å‚ç…§ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚¹ã§æœ€è¿‘å›°ã£ãŸï¼’ã¤ã®ã“ã¨
ã“ã‚“ã«ã¡ã¯ã€ã‚¤ãƒ³ãƒ•ãƒ©ã®æ‹…å½“ã‚’ã—ã¦ãŠã‚Šã¾ã™å¹³é‡Žã§ã™ã€‚ å½“ç¤¾ã§ã¯æ„å‘³ã®åˆ†ã‹ã‚‰ãªã„ã‚«ãƒ¼ãƒ‰ã‚²ãƒ¼ãƒ ãŒæµè¡Œã£ã¦ã„ã‚‹ã‚ˆã†ã§ã™ãŒã€ ç§ã¯ã€Œãƒ€ãƒ ã€ã«è¡Œãã¨ã‚‚ã‚‰ãˆã‚‹ã€Œãƒ€ãƒ ã‚«ãƒ¼ãƒ‰ã€é›†ã‚ã«ã¯ã¾ã£ã¦ãŠã‚Šã¾ã™ã€‚ å¤§ããªãƒ€ãƒ ã‚’ä¸Šã‹ã‚‰è¦—ã„ãŸã¨ãã«æ„Ÿã˜ã‚‹æ€–ã•ã‹ã‚‰ã®ãŠå°»ã®ã‚€ãšã‚€ãšæ„ŸãŒãŸã¾ã‚Šã¾ã›ã‚“ã€‚ å…ˆæ—¥ã€æ–°ã—ã„ã‚µãƒ¼ãƒ“ã‚¹ãƒ»ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒãƒ£ã®ã‚¤ãƒ³ãƒ•ãƒ©æ§‹ç¯‰ã‚’ã™ã‚‹éš›ã«ã—ãã˜ã£ãŸã“ã¨ãŒã‚ã£ãŸã®ã§ è¨˜äº‹ã«ã—ãŸã„ã¨æ€ã„ã¾ã—ãŸã€‚ 1) ipvsç’°å¢ƒåŒ–ã§ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãƒ—ãƒ¼ãƒªãƒ³ã‚°ã§MySQLãŒmax_connectionsã«åˆ°é”å•é¡Œ MySQLãƒ¬ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³æ©Ÿèƒ½ã‚’åˆ©ç”¨ã—ã€å‚ç…§ã®ã¿ã‚’åˆ©ç”¨ã™ã‚‹ã‚¯ã‚¨ãƒªå‘ã‘ã«ã‚¹ãƒ¬ãƒ¼ãƒ–æ©Ÿã‚’è¤‡æ•°å°ä¸¦ã¹ã€ ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚¹ã•ã›ã‚‹æ§‹æˆã‚’å–ã£ã¦ã„ã¾ã—ãŸã€‚ ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚µã¯ipvs(lvs)ã€ã‚¢ãƒ—ãƒªã¯ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãƒ—ãƒ¼ãƒ«æ©Ÿèƒ½ã®åˆ©ç”¨ã‚’å‰æã¨ã—ã¦ã„ã¾ã—ãŸã€‚ ã‚ã‚‹ç¨‹åº¦ç¨¼åƒã•ã›ãŸã¨ã“ã‚ã€ ãƒ»è² è·ãŒå¤§ã—ã¦ã‹ã‹ã£ã¦ãªã„ ãƒ»ã‚µãƒ¼ãƒä¸Šã®MySQLã®ã‚³
clavier 2013/11/06
LVS

IPVS

mysql
ãƒªãƒ³ã‚¯
Linuxã®LVS(IPVS)ã§MySQLã‚’ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚¹ã™ã‚‹ã¨ãã¯timeoutã«æ³¨æ„ - ï¼ˆã²ï¼‰ãƒ¡ãƒ¢
æ§‹æˆ [appã‚µãƒ¼ãƒ] -> [lvs] -> [MySQL]ç¾¤ DRã§MySQLã®ã‚¹ãƒ¬ãƒ¼ãƒ–ç¾¤ã«ãƒãƒ¼ãƒ‰ãƒãƒ©ãƒ³ã‚¹ appã‚µãƒ¼ãƒã¯DBã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã®ãƒ—ãƒ¼ãƒªãƒ³ã‚°ã€æ°¸ç¶šåŒ–ã‚’ã—ã¦ã„ã‚‹ å•é¡Œã®ç¾è±¡ DBã‚µãƒ¼ãƒä¸Šã§ã¯mysqldã¸ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãŒå˜åœ¨ã™ã‚‹ã®ã«ã€appã‚µãƒ¼ãƒä¸Šã§ã¯ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãŒå˜åœ¨ã—ãªã„ã€‚(netstatèª¿ã¹) â†’ç„¡ç”¨ãªã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãŒæ®‹ç•™ã™ã‚‹ã›ã„ã§ã€MySQLã®max_connectionsã«é”ã—ã¦ã—ã¾ã†ã€‚ åŽŸå› MySQLã®ä¸–ç•Œã®ç„¡é€šä¿¡æ™‚ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã®ã‚¿ã‚¤ãƒ ã‚¢ã‚¦ãƒˆã¯ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ 28800ç§’ (8æ™‚é–“)ã€‚ä¸€æ–¹ã€IPVSã®ä¸–ç•Œã®ç„¡é€šä¿¡æ™‚ã®ã‚¿ã‚¤ãƒ ã‚¢ã‚¦ãƒˆã¯ESTABLISHEDãªã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã§900ç§’ (15åˆ†)ã€‚ # ipvsadm -Ln --timeout Timeout (tcp tcpfin udp): 900 120 300ãªã®ã§ã€DBã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã®æ°¸ç¶šåŒ–ç‰ã§ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’å¼µã‚Šã£
clavier 2011/06/08
IPVS

mysql

DB

linux
ãƒªãƒ³ã‚¯
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