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redis基本安装判断、启动使用方法，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]$whereisredis-cliredis-cli:/usr/local/bin/redis-cli[root]$[root]$whereisredis-serverredis-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.conf30733: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,Redisversion3.2.030733: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-p6379127.0.0.1:6379>pingPONG127.0.0.1:6379>

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