redis+keepalived負載均衡詳細的介紹

下文給大家帶來redis+keepalived負載均衡詳細的介紹，希望能夠給大家在實際運用中帶來一定的幫助，負載均衡涉及的東西比較多，理論也不多，網上有很多書籍，今天我們就用億速云在行業內累計的經驗來做一個解答。

make  && make install
mkdir /etc/redis
cp redis.conf /etc/redis/6379.conf
cp redis_init_script /etc/init.d/redis
vim /etc/redis/6379.conf

vim /etc/sysctl.conf
添加
vm.overcommit_memory=1
net.ipv4.tcp_timestamps = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.ip_local_port_range = 10240 65000

daemonize yes
pidfile /var/run/redis_6379.pid
port 6379
tcp-backlog 511
timeout 300
tcp-keepalive 0
loglevel notice
logfile "/var/redisdb/redis.log"
databases 16
save 900 1
save 300 10
save 60 10000
stop-writes-on-bgsave-error yes
rdbcompression yes
rdbchecksum yes
dbfilename dump.rdb
dir /var/redisdb
slave-serve-stale-data yes
slave-read-only no
repl-disable-tcp-nodelay no
slave-priority 100
appendonly no
appendfilename "appendonly.aof"
appendfsync everysec
no-appendfsync-on-rewrite no
auto-aof-rewrite-percentage 100
auto-aof-rewrite-min-size 64mb
aof-load-truncated yes
lua-time-limit 5000
slowlog-log-slower-than 10000
slowlog-max-len 128
latency-monitor-threshold 0
notify-keyspace-events ""
hash-max-ziplist-entries 512
hash-max-ziplist-value 64
list-max-ziplist-entries 512
list-max-ziplist-value 64
set-max-intset-entries 512
zset-max-ziplist-entries 128
zset-max-ziplist-value 64
hll-sparse-max-bytes 3000
activerehashing yes
client-output-buffer-limit normal 0 0 0
client-output-buffer-limit slave 256mb 64mb 60
client-output-buffer-limit pubsub 32mb 8mb 60
hz 10
aof-rewrite-incremental-fsync yes

##################2014-09-26 add parameters ####################
requirepass gsm_redis2014
maxmemory 13743895347#
#slaveof 10.128.45.3 6379#          從機選項
#masterauth gsm_redis2014

keepalived
./configure && make&& make install
cp etc/rc.d/init.d/keepalived /etc/init.d/
cp etc/sysconfig/keepalived /etc/sysconfig/
mkdir /etc/keepalived
cp etc/keepalived/keepalived.conf /etc/keepalived/
cp sbin/keepalived /usr/sbin/
/etc/init.d/keepalived start
chkconfig --add keepalived
chkconfig  keepalived on

 cat /etc/keepalived/keepalived.conf
! Configuration File for keepalived

global_defs {
   router_id LVS_REDIS
}

vrrp_script chk_redis {
                script "/usr/local/keepalived/scripts/redis_check.sh"
                interval 2
}
vrrp_instance VI_1 {
        state MASTER
        interface eth0
        virtual_router_id 51
        priority 150
        authentication {
                     auth_type PASS
                     auth_pass redis
        }
        track_script {
                chk_redis
        }
        virtual_ipaddress {
                10.128.45.12
        }
        notify_master /usr/local/keepalived/scripts/redis_master.sh
        notify_backup /usr/local/keepalived/scripts/redis_backup.sh
        notify_fault  /usr/local/keepalived/scripts/redis_fault.sh
        notify_stop   /usr/local/keepalived/scripts/redis_stop.sh
}

看了以上關于redis+keepalived負載均衡詳細的介紹，如果大家還有什么地方需要了解的可以在億速云行業資訊里查找自己感興趣的或者找我們的專業技術工程師解答的，億速云技術工程師在行業內擁有十幾年的經驗了。億速云官網鏈接www.neiyidaogou.com