本篇內(nèi)容主要講解“centos7.8怎么安裝redis5.0.10”,感興趣的朋友不妨來看看。本文介紹的方法操作簡(jiǎn)單快捷,實(shí)用性強(qiáng)。下面就讓小編來帶大家學(xué)習(xí)“centos7.8怎么安裝redis5.0.10”吧!
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centos7.8服務(wù)器一臺(tái)
# hostnamectl set-hostname redishost
# cd /opt # wget https://download.redis.io/releases/redis-5.0.10.tar.gz
# cd /opt # tar -zxf redis-5.0.10.tar.gz
# cd /opt # cd redis-5.0.10 ## 安裝gcc編譯器 # yum install gcc # make MALLOC=libc # # make install cd src && make install make[1]: Entering directory `/opt/redis-5.0.10/src' Hint: It's a good idea to run 'make test' ;) INSTALL install INSTALL install INSTALL install INSTALL install INSTALL install make[1]: Leaving directory `/opt/redis-5.0.10/src
## 修改sysctl.conf # ( cat <<EOF net.core.somaxconn=1024 vm.overcommit_memory=1 EOF ) >> /etc/sysctl.conf
以上操作是解決redis-server默認(rèn)啟動(dòng)提示的前兩個(gè)警告的持久方案,附redis-server默認(rèn)啟動(dòng)的兩個(gè)警告信息如下:
The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add ‘vm.overcommit_memory = 1’ to/etc/sysctl.conf and then reboot or run the command ‘sysctl vm.overcommit_memory=1’ for this to take effect.
## 修改/etc/default/grub ## 在指定行加 transparent_hugepage=never # vi /etc/default/grub GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)" GRUB_DEFAULT=saved GRUB_DISABLE_SUBMENU=true GRUB_TERMINAL_OUTPUT="console" GRUB_CMDLINE_LINUX="crashkernel=auto rd.lvm.lv=centos/root rd.lvm.lv=centos/swap rhgb quiet transparent_hugepage=never" GRUB_DISABLE_RECOVERY="true" ## 重新生成grub配置文件 # grub2-mkconfig -o /boot/grub2/grub.cfg Generating grub configuration file ... Found linux image: /boot/vmlinuz-3.10.0-1127.el7.x86_64 Found initrd image: /boot/initramfs-3.10.0-1127.el7.x86_64.img Found linux image: /boot/vmlinuz-0-rescue-385c7efe9475460c95c436866e593af3 Found initrd image: /boot/initramfs-0-rescue-385c7efe9475460c95c436866e593af3.img done
以上操作是解決redis-server默認(rèn)啟動(dòng)提示的第三個(gè)警告的持久方案,附redis-server默認(rèn)啟動(dòng)的第三個(gè)警告信息如下:
you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix thisissue run the command ‘echo never > /sys/kernel/mm/transparent_hugepage/enabled’ as root, and add it to your /etc/rc.local in order to retain thesetting after a reboot. Redis must be restarted after THP is disabled.
根據(jù)提示將’echo never > /sys/kernel/mm/transparent_hugepage/enabled’ 寫入/etc/rc.local 其實(shí)并沒有用,換成修改grub啟動(dòng)文件可以生效。
# cd /opt/redis-5.0.10 # mkdir /etc/redis # cp redis.conf /etc/redis/redis.conf
在/etc/redis/redis.conf中修改以下3項(xiàng)
以后臺(tái)進(jìn)程方式啟動(dòng)
修改daemonize no 為daemonize yes
設(shè)置redis遠(yuǎn)程連接
注釋掉bind 127.0.0.1
設(shè)置redis連接密碼
在requirepass foobard改為requirepass redis1234
/usr/lib/systemd/system/redis.service
[Unit] Description=Redis 6379 After=syslog.target network.target [Service] Type=forking PrivateTmp=yes Restart=always ExecStart=/usr/local/bin/redis-server /etc/redis/redis.conf User=root Group=root LimitCORE=infinity LimitNOFILE=100000 LimitNPROC=100000 [Install] WantedBy=multi-user.target
systemctl daemon-reload systemctl enable redis
systemctl enable redis systemctl start redis systemctl restart redis
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到此,相信大家對(duì)“centos7.8怎么安裝redis5.0.10”有了更深的了解,不妨來實(shí)際操作一番吧!這里是創(chuàng)新互聯(lián)網(wǎng)站,更多相關(guān)內(nèi)容可以進(jìn)入相關(guān)頻道進(jìn)行查詢,關(guān)注我們,繼續(xù)學(xué)習(xí)!
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