Hi Krishna, Maybe you could be more verbose on your application, architecture, etc... also which haproxy version, share your configuration, etc...
Cause we can't answer you, I'm sorry! Baptiste On Tue, Apr 21, 2015 at 9:59 AM, Krishna Kumar (Engineering) <krishna...@flipkart.com> wrote: > Hi all, > > While running the command: :" ab -n 100000 -c 1000 192.168.122.110:80/256", > the haproxy stats page shows the 4 different backend servers changing status > between "Active up, going down", "Active or backup down", "Down", "Backup > down, going UP", sometimes all 4 backends are in DOWN state. The result is > very > poor performance reported by 'ab' as compared to running directly against a > single backend. > > What could be the reason for this continuous state change? > > root@HAPROXY:~# haproxy -vv > HA-Proxy version 1.5.8 2014/10/31 > Copyright 2000-2014 Willy Tarreau <w...@1wt.eu> > > Build options : > TARGET = linux2628 > CPU = generic > CC = gcc > CFLAGS = -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat > -Werror=format-security -D_FORTIFY_SOURCE=2 > OPTIONS = USE_ZLIB=1 USE_OPENSSL=1 USE_PCRE=1 > > Default settings : > maxconn = 2000, bufsize = 16384, maxrewrite = 8192, maxpollevents = 200 > > Encrypted password support via crypt(3): yes > Built with zlib version : 1.2.7 > Compression algorithms supported : identity, deflate, gzip > Built with OpenSSL version : OpenSSL 1.0.1e 11 Feb 2013 > Running on OpenSSL version : OpenSSL 1.0.1k 8 Jan 2015 > OpenSSL library supports TLS extensions : yes > OpenSSL library supports SNI : yes > OpenSSL library supports prefer-server-ciphers : yes > Built with PCRE version : 8.30 2012-02-04 > PCRE library supports JIT : no (USE_PCRE_JIT not set) > Built with transparent proxy support using: IP_TRANSPARENT IPV6_TRANSPARENT > IP_FREEBIND > > Available polling systems : > epoll : pref=300, test result OK > poll : pref=200, test result OK > select : pref=150, test result OK > Total: 3 (3 usable), will use epoll. > > > Thanks, > - Krishna Kumar >
