redis基本安装判断、启动使用方法示例
本文实例讲述了redis基本安装判断、启动使用方法。分享给大家供大家参考，具体如下：
1、Redis对否安装（安装好了会出现下面对应的代码）
[root]$whereisredis-cli redis-cli:/usr/local/bin/redis-cli [root]$ [root]$whereisredis-server redis-server:/usr/local/bin/redis-server
2、启动Redis
输入代码
redis-server&
30733:C09Dec14:45:30.876#Warning:noconfigfilespecified,usingthedefaultconfig.Inordertospecifyaconfigfileuseredis-server/path/to/redis.conf
30733:M09Dec14:45:30.879#Yourequestedmaxclientsof10000requiringatleast10032maxfiledescriptors.
30733:M09Dec14:45:30.879#Servercan'tsetmaximumopenfilesto10032becauseofOSerror:Operationnotpermitted.
30733:M09Dec14:45:30.879#Currentmaximumopenfilesis4096.maxclientshasbeenreducedto4064tocompensateforlowulimit.Ifyouneedhighermaxclientsincrease'ulimit-n'.
[root]$_._
_.-``__''-._
_.-```.`_.''-._Redis3.2.0(00000000/0)64bit
.-``.-```.```\/_.,_''-._
(',.-`|`,)Runninginstandalonemode
|`-._`-...-`__...-.``-._|'`_.-'|Port:6379
|`-._`._/_.-'|PID:30733
`-._`-._`-./_.-'_.-'
|`-._`-._`-.__.-'_.-'_.-'|
|`-._`-.__.-'_.-'|http://redis.io
`-._`-._`-.__.-'_.-'_.-'
|`-._`-._`-.__.-'_.-'_.-'|
|`-._`-.__.-'_.-'|
`-._`-._`-.__.-'_.-'_.-'
`-._`-.__.-'_.-'
`-.__.-'
`-.__.-'
30733:M09Dec14:45:30.900#WARNING:TheTCPbacklogsettingof511cannotbeenforcedbecause/proc/sys/net/core/somaxconnissettothelowervalueof128.
30733:M09Dec14:45:30.900#Serverstarted,Redisversion3.2.0
30733:M09Dec14:45:30.901#WARNINGovercommit_memoryissetto0!Backgroundsavemayfailunderlowmemorycondition.Tofixthisissueadd'vm.overcommit_memory=1'to/etc/sysctl.confandthenrebootorrunthecommand'sysctlvm.overcommit_memory=1'forthistotakeeffect.
30733:M09Dec14:45:30.901#WARNINGyouhaveTransparentHugePages(THP)supportenabledinyourkernel.ThiswillcreatelatencyandmemoryusageissueswithRedis.Tofixthisissuerunthecommand'echonever>/sys/kernel/mm/transparent_hugepage/enabled'asroot,andaddittoyour/etc/rc.localinordertoretainthesettingafterareboot.RedismustberestartedafterTHPisdisabled.
30733:M09Dec14:45:30.902*Theserverisnowreadytoacceptconnectionsonport6379
3.判断Redis是否启动
[root]#redis-cli-p6379 127.0.0.1:6379>ping PONG 127.0.0.1:6379>
希望本文所述对大家Redis数据库程序设计有所帮助。
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