redis系列（一）-----日常使用详解
# redis-server /app/redis/conf/redis.conf &#指定配置文件后台启动，端口默认是637913712
# 13712:M 12 Jul11:05:52.225 * Increased maximum number of open files to 10032 (it wasoriginally set to 1024).
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( ' , .-` | `, ) Running in standalone mode
|`-._`-...-` __...-.``-._|'` _.-'| Port: 6379
| `-._ `._ / _.-' | PID: 13712
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| `-._`-._ _.-'_.-' | http://redis.io
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13712:M 12 Jul 11:05:52.229 # Serverstarted, Redis version 3.0.2
13712:M 12 Jul 11:05:52.229 # WARNINGovercommit_memory is set to 0! Background save may fail under low memorycondition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf andthen reboot or run the command 'sysctl vm.overcommit_memory=1' for this to takeeffect.
13712:M 12 Jul 11:05:52.229 # WARNING youhave Transparent Huge Pages (THP) support enabled in your kernel. This willcreate latency and memory usage issues with Redis. To fix this issue run thecommand 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root,and add it to your /etc/rc.local in order to retain the setting after a reboot.Redis must be restarted after THP is disabled.
13712:M 12 Jul 11:05:52.229 # WARNING: TheTCP backlog setting of 511 cannot be enforced because/proc/sys/net/core/somaxconn is set to the lower value of 128.
13712:M 12 Jul 11:05:52.229 * DB loadedfrom disk: 0.000 seconds
13712:M 12 Jul 11:05:52.229 * The server isnow ready to accept connections on port 6379
#
# echo"vm.overcommit_memory = 1" >> /etc/sysctl.conf
# sysctl -p
net.ipv4.ip_forward = 0
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.default.accept_source_route =0
kernel.sysrq = 0
kernel.core_uses_pid = 1
net.ipv4.tcp_syncookies = 1
net.bridge.bridge-nf-call-ip6tables = 0
net.bridge.bridge-nf-call-iptables = 0
net.bridge.bridge-nf-call-arptables = 0
kernel.msgmnb = 65536
kernel.msgmax = 65536
kernel.shmmax = 68719476736
kernel.shmall = 4294967296
vm.overcommit_memory = 1
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