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  • libmysqlclient.so.16未找到方法

    用mysql命令登录的时候报错:

    [root@iZ www]# mysql -uroot -p
    mysql: error while loading shared libraries: libmysqlclient.so.16: cannot open shared object file: No such file or directory
    

    搜索 libmysqlclient.so.16 但是没有找到这个文件

    [root@iZ www]# locate libmysqlclient.so
    /data/db_include/mysql5.7/lib/libmysqlclient.so
    /data/db_include/mysql5.7/lib/libmysqlclient.so.20
    /data/db_include/mysql5.7/lib/libmysqlclient.so.20.3.4
    [root@iZ www]# locate libmysqlclient.so.16
    [root@iZ www]# locate libmysqlclient.so.16
    

    网上下载了一个 libmysqlclient.so.16  64位的放在了/usr/lib64目录下 下载地址  

    [root@iZ www]# rpm -qa | grep Percona
    [root@iZ www]# ldd /usr/bin/mysql
    /usr/bin/mysql: /usr/lib64/libmysqlclient.so.16: no version information available (required by /usr/bin/mysql)
            linux-vdso.so.1 =>  (0x00007ffd753d8000)
            libncursesw.so.5 => /lib64/libncursesw.so.5 (0x00007f4d9a17e000)
            libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f4d99f60000)
            libmysqlclient.so.16 => /usr/lib64/libmysqlclient.so.16 (0x00007f4d99b03000)
            libcrypt.so.1 => /lib64/libcrypt.so.1 (0x00007f4d998cc000)
            libnsl.so.1 => /lib64/libnsl.so.1 (0x00007f4d996b2000)
            libssl.so.10 => /usr/lib64/libssl.so.10 (0x00007f4d99446000)
            libcrypto.so.10 => /usr/lib64/libcrypto.so.10 (0x00007f4d99061000)
            libz.so.1 => /lib64/libz.so.1 (0x00007f4d98e4a000)
            libstdc++.so.6 => /usr/lib64/libstdc++.so.6 (0x00007f4d98b44000)
            libm.so.6 => /lib64/libm.so.6 (0x00007f4d988c0000)
            libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f4d986a9000)
            libc.so.6 => /lib64/libc.so.6 (0x00007f4d98315000)
            libtinfo.so.5 => /lib64/libtinfo.so.5 (0x00007f4d980f4000)
            libdl.so.2 => /lib64/libdl.so.2 (0x00007f4d97eef000)
            /lib64/ld-linux-x86-64.so.2 (0x00007f4d9a3b2000)
            librt.so.1 => /lib64/librt.so.1 (0x00007f4d97ce7000)
            libfreebl3.so => /lib64/libfreebl3.so (0x00007f4d97ae4000)
            libgssapi_krb5.so.2 => /lib64/libgssapi_krb5.so.2 (0x00007f4d9789f000)
            libkrb5.so.3 => /lib64/libkrb5.so.3 (0x00007f4d975b8000)
            libcom_err.so.2 => /lib64/libcom_err.so.2 (0x00007f4d973b4000)
            libk5crypto.so.3 => /lib64/libk5crypto.so.3 (0x00007f4d97187000)
            libkrb5support.so.0 => /lib64/libkrb5support.so.0 (0x00007f4d96f7c000)
            libkeyutils.so.1 => /lib64/libkeyutils.so.1 (0x00007f4d96d78000)
            libresolv.so.2 => /lib64/libresolv.so.2 (0x00007f4d96b5e000)
            libselinux.so.1 => /lib64/libselinux.so.1 (0x00007f4d9693f000)
    

    继续登录发现还是报错

    [root@iZ www]# mysql
    mysql: /usr/lib64/libmysqlclient.so.16: no version information available (required by mysql)
    mysql: relocation error: mysql: symbol disabled_my_option, version libmysqlclient_16 not defined in file libmysqlclient.so.16 with link time reference
    

    最后解决方法:
    原来是以前的文件/usr/bin/mysql没替换的原因
    用以下二条命令搞定了。

    cd /usr/bin
    mv mysql mysql.rpmbak
    ln -s /usr/local/mysql/bin/mysql /usr/bin/mysql
    

    再次登录:

    [root@iZ bin]# mysql
    ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)
    

    参考文档: libmysqlclient问题  

      

      

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  • 原文地址:https://www.cnblogs.com/qing-chen/p/7347889.html
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