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丸趣 TV 小編給大家分享一下 windows 下搭建 redis 集群的方法,相信大部分人都還不怎么了解,因此分享這篇文章給大家參考一下,希望大家閱讀完這篇文章后大有收獲,下面讓我們一起去了解一下吧!
前言:
集群是指通過添加服務器的數量,提供相同的服務,從而讓如武器達到一個穩定、高效的狀態。為什么要使用 redis 集群呢?redis 集群可以強化的 redis 的讀寫能力。
下面我們就來正式學習下 redis 集群。
準備工作:
需要 4 個部件:Redis、Ruby 語言運行環境、Redis 的 Ruby 驅動 redis-xxxx.gem、創建 Redis 集群的工具 redis-trib.rb。使用 redis-trib.rb 工具來創建 Redis 集群,由于該文件是用 ruby 語言寫的,所以需要安裝 Ruby 開發環境,以及驅動 redis-xxxx.gem。

1)下載 Redis 安裝文件:https://github.com/MSOpenTech/redis/releases/,Redis 提供 msi 和 zip 格式的下載文件,這里下載 zip 格式 Redis-x64-3.2.100 版本。
2)下載 Ruby 安裝文件:http://dl.bintray.com/oneclick/rubyinstaller/rubyinstaller-2.2.4-x64.exe
3)下載 Ruby 環境下 Redis 的驅動:https://rubygems.org/gems/redis/versions/3.2.2,考慮到兼容性,這里下載的是 3.2.2 版本
注意:下載在頁面右下角相關連接一項中

4)下載 Redis 官方提供的創建 Redis 集群的 ruby 腳本文件 redis-trib.rb,路徑如下:https://raw.githubusercontent.com/MSOpenTech/redis/3.0/src/redis-trib.rb
安裝 Redis
將下載到的 Redis-x64-3.2.100.zip 解壓即可,為了方便使用,建議放在盤符根目錄下,如:D:\Redis-Cluster\Redis-x64-3.2.100。
安裝 Redis,并運行 3 個實例(Redis 集群需要至少 3 個以上節點,低于 3 個無法創建);
通過配置文件來啟動 6 個不同的 Redis 實例,由于 Redis 默認端口為 6379,所以這里使用了 6380、6381、6382、6383、6384、6385 來運行 6 個 Redis 實例。
注意:
(1)為了避免不必要的錯誤,配置文件盡量保存為 utf8 格式,并且不要包含注釋;
(2)配置文件中以下兩種保存日志的方式 (保存在文件中、保存到 System Log 中) 請根據需求選擇其中一種即可:
loglevel notice # 日志的記錄級別,notice 是適合生產環境的
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6380_log.txt # 指定 log 的保持路徑, 默認是創建在 Redis 安裝目錄下,如果有子目錄需要手動創建,如此處的 Logs 目錄
syslog-enabled yes # 是否使用系統日志
syslog-ident redis6380 # 在系統日志的標識名
這里使用了保存在文件中的方式,所以先在 Redis 目錄 D:\Redis-Cluster\Redis-x64-3.2.100 下新建 Logs 文件夾。
在 Redis 安裝根目錄下,創建編碼格式為 utf- 8 的配置文件:redis.6380.conf、redis.6381.conf、redis.6382.conf、redis.6383.conf、redis.6384.conf、redis.6385.conf。
redis.6380.conf、
port 6380
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6380_log.txt
appendonly yes
appendfilename appendonly.6380.aof
cluster-enabled yes
cluster-config-file nodes.6380.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
redis.6381.conf、
port 6381
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6381_log.txt
appendonly yes
appendfilename appendonly.6381.aof
cluster-enabled yes
cluster-config-file nodes.6381.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
redis.6382.conf、
port 6382
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6382_log.txt
appendonly yes
appendfilename appendonly.6382.aof
cluster-enabled yes
cluster-config-file nodes.6382.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
redis.6383.conf、
port 6383
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6383_log.txt
appendonly yes
appendfilename appendonly.6383.aof
cluster-enabled yes
cluster-config-file nodes.6383.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
redis.6384.conf、
port 6384
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6384_log.txt
appendonly yes
appendfilename appendonly.6384.aof
cluster-enabled yes
cluster-config-file nodes.6384.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
redis.6385.conf
port 6385
loglevel notice
logfile D:/Redis-Cluster/Redis-x64-3.2.100/Logs/redis6385_log.txt
appendonly yes
appendfilename appendonly.6385.aof
cluster-enabled yes
cluster-config-file nodes.6385.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
配置解釋如下:
port 6380 # 端口號
loglevel notice # 日志的記錄級別,notice 是適合生產環境的
logfile Logs/redis6380_log.txt # 指定 log 的保持路徑, 默認是創建在 Redis 安裝目錄下,如果有子目錄需要手動創建,如此處的 Logs 目錄
syslog-enabled yes # 是否使用系統日志
syslog-ident redis6380 # 在系統日志的標識名
appendonly yes # 數據的保存為 aof 格式
appendfilename appendonly.6380.aof # 數據保存文件
cluster-enabled yes # 是否開啟集群
cluster-config-file nodes.6380.conf
cluster-node-timeout 15000
cluster-slave-validity-factor 10
cluster-migration-barrier 1
cluster-require-full-coverage yes
將上述配置文件保存到 Redis 目錄下,并使用這些配置文件安裝 6 個 redis 服務,命令如下:
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6380.conf --service-name redis6380
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6381.conf --service-name redis6381
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6382.conf --service-name redis6382
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6383.conf --service-name redis6383
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6384.conf --service-name redis6384
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-install D:/Redis-Cluster/Redis-x64-3.2.100/redis.6385.conf --service-name redis6385
注意:
1)redis.6380.conf 等配置文件最好使用完整路徑,避免重啟 Redis 集群出現問題
2)卸載命令為:
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6380.conf --service-name redis6380
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6381.conf --service-name redis6381
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6382.conf --service-name redis6382
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6383.conf --service-name redis6383
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6384.conf --service-name redis6384
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-uninstall D:/Redis-Cluster/Redis-x64-3.2.100/redis.6385.conf --service-name redis6385
啟動這 6 個服務,命令如下:
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6380
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6381
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6382
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6383
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6384
D:/Redis-Cluster/Redis-x64-3.2.100/redis-server.exe --service-start --service-name redis6385
執行結果:

安裝 ruby
(1)Ruby 環境安裝。
雙擊下載的“rubyinstaller-2.2.4-x64.exe”安裝即可,同樣,為了操作方便,也是建議安裝在盤符根目錄下,如:C:\Ruby22-x64,安裝時這里選中后兩個選項,

意思是將 ruby 添加到系統的環境變量中,在 cmd 命令中能直接使用 ruby 的命令
(1)安裝 Ruby 環境下 Redis 的驅動
將下載的 Ruby 環境下 Redis 的驅動文件(redis-3.2.2.gem) 拷貝到 Ruby 安裝根目錄(C:\Ruby22-x64)下。
然后執行安裝命令如下:
gem install --local path_to_gem/filename.gem

創建 Redis 集群
將下載的“創建 Redis 集群的 ruby 腳本文件 redis-trib.rb”文件拷貝到 Redis 安裝根目錄 (D:\Redis-Cluster\Redis-x64-3.2.100) 下。
(1)使用 redis-trib.rb 來創建 Redis 集群
MD 下切換到 Redis 目錄(D:\Redis-Cluster\Redis-x64-3.2.100)
D:/Redis-Cluster/Redis-x64-3.2.100/redis-trib.rb create –replicas 1 127.0.0.1:6380 127.0.0.1:6381 127.0.0.1:6382 127.0.0.1:6383 127.0.0.1:6384 127.0.0.1:6385
D:\Redis-Cluster\Redis-x64-3.2.100 redis-trib.rb create --replicas 1 127.0.0.1:6380 127.0.0.1:6381 127.0.0.1:6382 127.0.0.1:6383 127.0.0.1:6384 127.0.0.1:6385
Creating cluster
Connecting to node 127.0.0.1:6380: OK
Connecting to node 127.0.0.1:6381: OK
Connecting to node 127.0.0.1:6382: OK
Connecting to node 127.0.0.1:6383: OK
Connecting to node 127.0.0.1:6384: OK
Connecting to node 127.0.0.1:6385: OK
Performing hash slots allocation on 6 nodes...
Using 3 masters:
127.0.0.1:6380
127.0.0.1:6381
127.0.0.1:6382
Adding replica 127.0.0.1:6383 to 127.0.0.1:6380
Adding replica 127.0.0.1:6384 to 127.0.0.1:6381
Adding replica 127.0.0.1:6385 to 127.0.0.1:6382
M: bb6ef615bb0ae13275943caec0db9d30b9f35c5e 127.0.0.1:6380 slots:0-5460 (5461 slots) master
M: b4d120f2983ad683f7b68992e1ba414722238db7 127.0.0.1:6381 slots:5461-10922 (5462 slots) master
M: 837779b3965e2c9d4dd4385750aaaaf9a9039fb0 127.0.0.1:6382 slots:10923-16383 (5461 slots) master
S: 5d154137180284d926ef51a91fc75f9438249ef8 127.0.0.1:6383 replicates bb6ef615bb0ae13275943caec0db9d30b9f35c5e
S: ad151680a3e36cf2083ef822be0bdb075a7d36de 127.0.0.1:6384 replicates b4d120f2983ad683f7b68992e1ba414722238db7
S: 9a2260a5a6a2add84b622a453a6a7b86a29d180d 127.0.0.1:6385 replicates 837779b3965e2c9d4dd4385750aaaaf9a9039fb0
Can I set the above configuration? (type yes to accept): yes
Nodes configuration updated
Assign a different config epoch to each node
Sending CLUSTER MEET messages to join the cluster
Waiting for the cluster to join...
Performing Cluster Check (using node 127.0.0.1:6380)M: bb6ef615bb0ae13275943caec0db9d30b9f35c5e 127.0.0.1:6380 slots:0-5460 (5461 slots) master
M: b4d120f2983ad683f7b68992e1ba414722238db7 127.0.0.1:6381 slots:5461-10922 (5462 slots) master
M: 837779b3965e2c9d4dd4385750aaaaf9a9039fb0 127.0.0.1:6382 slots:10923-16383 (5461 slots) master
M: 5d154137180284d926ef51a91fc75f9438249ef8 127.0.0.1:6383 slots: (0 slots) master replicates bb6ef615bb0ae13275943caec0db9d30b9f35c5e
M: ad151680a3e36cf2083ef822be0bdb075a7d36de 127.0.0.1:6384 slots: (0 slots) master replicates b4d120f2983ad683f7b68992e1ba414722238db7
M: 9a2260a5a6a2add84b622a453a6a7b86a29d180d 127.0.0.1:6385 slots: (0 slots) master replicates 837779b3965e2c9d4dd4385750aaaaf9a9039fb0
[OK] All nodes agree about slots configuration.
Check for open slots...
Check slots coverage...
[OK] All 16384 slots covered.
備注:
(1)–replicas #指定集群中每個主節點配備幾個從節點,這里設置為 1。
(2)redis-trib.rb 工具的使用
、create:創建集群、check:檢查集群、info:查看集群信息、fix:修復集群、reshard:在線遷移 slot、rebalance:平衡集群節點 slot 數量、add-node:將新節點加入集群、del-node:從集群中刪除節點、set-timeout:設置集群節點間心跳連接的超時時間、call:在集群全部節點上執行命令、import:將外部 redis 數據導入集群
(2)檢驗是否真的創建成功
輸入以下命令:
redis-trib.rb check 127.0.0.1:6380
如果現實信息如下,則說明創建的 Redis 集群是沒問題。
D:\Redis-Cluster\Redis-x64-3.2.100 redis-trib.rb check 127.0.0.1:6380
Connecting to node 127.0.0.1:6380: OK
Connecting to node 127.0.0.1:6383: OK
Connecting to node 127.0.0.1:6382: OK
Connecting to node 127.0.0.1:6384: OK
Connecting to node 127.0.0.1:6385: OK
Connecting to node 127.0.0.1:6381: OK
Performing Cluster Check (using node 127.0.0.1:6380)
M: bb6ef615bb0ae13275943caec0db9d30b9f35c5e 127.0.0.1:6380 slots:0-5460 (5461 slots) master 1 additional replica(s)
S: 5d154137180284d926ef51a91fc75f9438249ef8 127.0.0.1:6383 slots: (0 slots) slave replicates bb6ef615bb0ae13275943caec0db9d30b9f35c5e
M: 837779b3965e2c9d4dd4385750aaaaf9a9039fb0 127.0.0.1:6382 slots:10923-16383 (5461 slots) master 1 additional replica(s)
S: ad151680a3e36cf2083ef822be0bdb075a7d36de 127.0.0.1:6384 slots: (0 slots) slave replicates b4d120f2983ad683f7b68992e1ba414722238db7
S: 9a2260a5a6a2add84b622a453a6a7b86a29d180d 127.0.0.1:6385 slots: (0 slots) slave replicates 837779b3965e2c9d4dd4385750aaaaf9a9039fb0
M: b4d120f2983ad683f7b68992e1ba414722238db7 127.0.0.1:6381 slots:5461-10922 (5462 slots) master 1 additional replica(s)
[OK] All nodes agree about slots configuration.
Check for open slots...
Check slots coverage...
[OK] All 16384 slots covered.
D:\Redis-Cluster\Redis-x64-3.2.100
(3)信息查詢
使用 Redis 客戶端 Redis-cli.exe 來查看數據記錄數,以及集群相關信息

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