error while loading shared libraries: libevent-2.0.so.5: cannot open shared object file: No such fil

机器环境

[vagrant@localhost lib64]$ cat /etc/redhat-release 

CentOS release 6.4 (Final)

[vagrant@localhost lib64]$ uname -a

Linux localhost.localdomain 2.6.32-358.el6.x86_64 #1 SMP Fri Feb 22 00:31:26 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

启动memcache报错

[vagrant@localhost lib64]$ /usr/local/memcached/bin/memcached -d -m 50 -p 11211 -u root -l 0.0.0.0

/usr/local/memcached/bin/memcached: error while loading shared libraries: libevent-2.0.so.5: cannot open shared object file: No such file or directory

查看memcache需要的关联库

[vagrant@localhost lib64]$ ldd /usr/local/memcached/bin/memcached 

linux-vdso.so.1 =>  (0x00007fff50bff000)

libevent-2.0.so.5 => not found

librt.so.1 => /lib64/librt.so.1 (0x00007f70cc128000)

libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f70cbf0b000)

libc.so.6 => /lib64/libc.so.6 (0x00007f70cbb78000)

/lib64/ld-linux-x86-64.so.2 (0x00007f70cc337000)

解决方案

[vagrant@localhost lib64]$ sudo cp /usr/lib/libevent-2.0.so.5 /usr/lib64/