php操作redis cluster集群成功的實例講解
來源:不言
發(fā)布時間:2019-01-10 10:56:19
閱讀量:971
本篇文章給大家?guī)淼膬?nèi)容是關(guān)于php操作redis cluster集群成功的實例講解,有一定的參考價值,有需要的朋友可以參考一下,希望對你有所幫助。
java操作redis cluster集群可使用jredis
php要操作redis cluster集群有兩種方式:
1、使用phpredis擴展,這是個c擴展,性能更高,但是phpredis2.x擴展不行,需升級phpredis到3.0,但這個方案參考資料很少
2、使用predis,純php開發(fā),使用了命名空間,需要php5.3+,靈活性高
我用的是predis,下載地址https://github.com/nrk/predis...
下載好后重命名為predis,
server1:192.168.1.198
server2:192.168.1.199
predis.php
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | <?php
require 'predis/autoload.php' ;
$servers = array (
'tcp://192.168.1.198:7000' ,
'tcp://192.168.1.198:7001' ,
'tcp://192.168.1.198:7002' ,
'tcp://192.168.1.199:7003' ,
'tcp://192.168.1.199:7004' ,
'tcp://192.168.1.199:7005' ,
);
$client = new Predis\Client( $servers , array ( 'cluster' => 'redis' ));
$client ->set( "name1" , "11" );
$client ->set( "name2" , "22" );
$client ->set( "name3" , "33" );
$name1 = $client ->get( 'name1' );
$name2 = $client ->get( 'name2' );
$name3 = $client ->get( 'name3' );
var_dump( $name1 , $name2 , $name3 ); die ;
|
name1,name2,name3是3個key,按照算法分配到3個slot上,有可能分到3臺服務(wù)器上
首先運行predis.php查看結(jié)果:

然后登錄到redis客戶端進行集群驗證:
server1
1 2 3 4 5 6 7 8 9 10 | [root@localhost src]# redis-cli -c -p 7000
127.0.0.1:7000> get name1
-> Redirected to slot [12933] located at 192.168.1.199:7004
"11"
192.168.1.199:7004> get name2
-> Redirected to slot [742] located at 192.168.1.199:7003
"22"
192.168.1.199:7003> get name3
"33"
192.168.1.199:7003>
|
server2
1 2 3 4 5 6 7 8 9 10 | [root@localhost src]# redis-cli -c -p 7003
127.0.0.1:7003> get name1
-> Redirected to slot [12933] located at 192.168.1.199:7004
"11"
192.168.1.199:7004> get name2
-> Redirected to slot [742] located at 192.168.1.199:7003
"22"
192.168.1.199:7003> get name3
"33"
192.168.1.199:7003>
|
可以看到數(shù)據(jù)分布在各個服務(wù)器上,可以根據(jù)ps -ef | grep redis,殺掉其中幾個redis實例,再看效果