mysqldba技术群 378190849
武汉-linux运维群 236415619
1.用yum安装软件出现磁盘空间满
[root@node1 ~]# yum install ftp –安装软件出现错误……………………………..Error Downloading Packages:ftp-0.17-53.el6.i686: Insufficient space in download directory /var/cache/yum/i386/6/c6-tong/packages* free 0* needed 56 k[root@node1 ~]#
图:
解决方法:
[root@node1 ~]# df -h –查看磁盘空间,空间已满文件系统 容量 已用 可用 已用%% 挂载点/dev/mapper/VolGroup-lv_root6.5G 6.1G 0 100% / –根分区空间已满,清除文件tmpfs 504M 0 504M 0% /dev/shm/dev/sda1 485M 46M 414M 10% /boot/dev/sr0 3.6G 3.6G 0 100% /mnt[root@node1 home]# df -h –清除后的结果文件系统 容量 已用 可用 已用%% 挂载点/dev/mapper/VolGroup-lv_root6.5G 1.9G 4.2G 31% /tmpfs 504M 0 504M 0% /dev/shm/dev/sda1 485M 46M 414M 10% /boot/dev/sr0 3.6G 3.6G 0 100% /mnt[root@node1 home]#
测试结果:
[root@node1 home]# yum install ftp –安装成功Loaded plugins: fastestmirrorDetermining fastest mirrorsc6-tong………………………………….Running TransactionInstalling : ftp-0.17 53.el6.i686 1/1Verifying : ftp-0.17-53.el6.i686 1/1Installed:ftp.i686 0:0.17-53.el6 Complete![root@node1 home]#
2.用yum使用网络源,出现网络不通
[root@node1 yum.repos.d]# yum install squidLoaded plugins: fastestmirrorLoading mirror speeds from cached hostfileCould not retrieve mirrorlist http://mirrorlist.centos.org/?release=6 arch=i386 repo=os error was14: PYCURL ERROR 6 – “Couldn’t resolve host ‘mirrorlist.centos.org'”Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=6 arch=i386 repo=centosplus error was14: PYCURL ERROR 6 – “Couldn’t resolve host ‘mirrorlist.centos.org'”^C^C^C^Z[1]+ Stopped yum install squid[root@node1 yum.repos.d]#
解决方法:(检查网络)
测试结果:
3.使用yum安装软件包出现进程占用
解决方法:
测试结果:
4.Youcouldtryusing–skip-brokentoworkaroundtheproblem
错误:
Youcouldtryusing–skip-brokentoworkaroundtheproblemYoucouldtryrunning:package-cleanup–problemspackage-cleanup–dupesrpm-Va–nofiles–nodigestTheprogrampackage-cleanupisfoundintheyum-utilspackage.
解决方法:
yumcleanallrpm–rebuilddbyumupdate
5.提示需要key值
[root@db2 yum.repos.d]# yum install mysql-mmm* Loaded plugins: refresh-packagekit, rhnpluginRepository base is listed more than once in the configuration
……………………………………………………….
Total size: 3.6 MInstalled size: 15 MIs this ok [y/N]: yDownloading Packages:warning: rpmts_HdrFromFdno: Header V3 RSA/SHA1 Signature, key ID c105b9de: NOKEY
GPG key retrieval failed: [Errno 14] Could not open/read file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6[root@db2 yum.repos.d]#
解决方法:
[root@db2 yum.repos.d]# yum install mysql-mmm* –nogpgcheckLoaded plugins: refresh-packagekit, rhnpluginRepository base is listed more than once in the configurationThis system is not registered with RHN.
6.Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again
[root@node2 yum.repos.d]# yum install mysql-mmm*Loaded plugins: fastestmirrorLoading mirror speeds from cached hostfileError: Cannot retrieve metalink for repository: epel. Please verify its path and try again[root@node2 yum.repos.d]#
解决方法:
[root@node2 yum.repos.d]# ping baidu.com –网络不通ping: unknown host baidu.com
[root@node2 yum.repos.d]# ping -c 3 baidu.com –调试网络,必须能连接外网PING baidu.com (123.125.114.144) 56(84) bytes of data.64 bytes from 123.125.114.144: icmp_seq=1 ttl=52 time=116 ms64 bytes from 123.125.114.144: icmp_seq=2 ttl=51 time=33.5 ms64 bytes from 123.125.114.144: icmp_seq=3 ttl=52 time=31.9 ms
— baidu.com ping statistics —3 packets transmitted, 3 received, 0% packet loss, time 2035msrtt min/avg/max/mdev = 31.902/60.596/116.372/39.445 ms
[root@node2 yum.repos.d]# yum install mysql-mmm*Loaded plugins: fastestmirrorLoading mirror speeds from cached hostfileepel/metalink | 5.5 kB 00:00
epel-debuginfo/metalink | 5.7 kB 00:00
epel-source/metalink | 5.6 kB 00:00 * epel: ftp.yzu.edu.tw* epel-debuginfo: ftp.yzu.edu.tw* epel-source: ftp.yzu.edu.twC6.0-base | 3.7 kB 00:00 C6.0-base/primary_db
……………………………………………………………………….
Linux搭建网络源:http://tongcheng.blog.51cto.com/6214144/1338949
Linux搭建本地源:http://tongcheng.blog.51cto.com/6214144/1338876
累死累活不说，走马观花反而少了真实体验，
