MooseFS分布式文件系统部署手册

MooseFS分布式文件系统部署手册目录1、架构规划...............................................................................................................................22、主控服务器Masterserver安装.........................................................................................23、备份服务器Backupserver(metalogger)安装.........................................................................44、存储块服务器Chunkservers安装............................................................................................55、客户端Users’computers安装.................................................................................................66、安装MooseFS在同一个主机..................................................................................................87、MooseFS基础用法..................................................................................................................108、停止MooseFS..........................................................................................................................129、维护Moosfs..............................................................................................................................139.1、MooseFSchunkservers的维护......................................................................................139.2、MooseFS元数据的备份................................................................................................139.3、MooseFSmaster的恢复................................................................................................139.4、从备份恢复MooseFSmaster........................................................................................139.5、起停顺序........................................................................................................................1410、监控........................................................................................................................................1411、故障处理.................................................................................................................................1411.1、disk显示报错..............................................................................................................1411.2、MFSmaster启动失败.................................................................................................1411.3、写入数据卡住..............................................................................................................1512、文件删除回收处理.................................................................................................................1512.1、回收站查看..................................................................................................................1512.2、恢复文件......................................................................................................................15正文:1、架构规划fuse版本:://downloads.sourceforge.net/project/fuse/fuse-2.X/2.9.3/fuse-2.9.3.tar.gz?r=http%3A%2F%2Fsourceforge.net%2Fprojects%2Ffuse%2F&ts=1410357693&use_mirror=cznicwget:主控服务器Masterserver:172.16.8.100主控备份服务器Metaloggerserver:172.16.8.101存储块服务器Chunkservers:172.16.8.203172.16.8.204客户端主机(clients):172.16.8.2052、主控服务器Masterserver安装yuminstalllrzszgccvimwgettelnettcpdumpzlib*fuse-devel-yfuse：wget=http%3A%2F%2Fsourceforge.net%2Fprojects%2Ffuse%2F&ts=1410357693&use_mirror=cznicwget:=.WCbG2t.7Ln5k1s3Q9xPg8cPfX.wVMc5kyXfrKcJTDH.c7/url=moosefs.org/tl_files/mfscode/mfs-1.6.27-5.tar.gztarxzvffuse-2.9.3.tar.gzcdfuse-2.9.3./configure&&make&&makeinstallcd..useraddmfstar-zxvfmfs-1.6.27-5.tar.gzcdmfs-1.6.27./configure--prefix=/usr--sysconfdir=/etc\--localstatedir=/var/lib--with-default-user=mfs\--with-default-group=mfs--disable-mfschunkserver--disable-mfsmountmake&&makeinstall###自动生成样例配置文件，这些样例文件是以/etc/*.distcd/etc/mfscpmfsmaster.cfg.distmfsmaster.cfgcpmfsmetalogger.cfg.distmfsmetalogger.cfgcpmfsexports.cfg.distmfsexports.cfgmkdir-p/usr/etc/mfs/ln-s/etc/mfs/mfsmaster.cfg/usr/etc/mfs/mfsmaster.cfgln-s/etc/mfs/mfsexports.cfg/usr/etc/mfs/mfsexpln-s/etc/mfs/mfstopology.cfg/usr/etc/mfs/mfstopology.cfgln-s/etc/mfs/mfshdd.cfg/usr/etc/mfs/mfshdd.cfg##Mfsmaster.cfg配置文件包含主控服务器master相关的设置，在这里我们暂时不打算对其进行修改。如果你想知道关于该配置文件更多的信息，请查看它的手册页（使用命令manmfsmaster.cfg）。###mfsexports.cfg指定那些客户端主机可以远程挂接MooseFS文件系统，以及授予挂接客户端什么样的访问权限。例如，我们指定只有192.168.2.x网段的主机可以以读写模式访问MooseFS的整个共享结构资源（/）。在配置文件mfsexports.cfg文件的第一行，先取消注释，然后把星号（*）改成192.168.2.0/24：echo'172.16.8.0/24/rw,alldirs,maproot=0'/etc/mfs/mfsexports.cfg###二进制文件metadata和文本文件changelog将被保存在目录/var/lib/mfs,这是因为我们安装过程的configure步骤使用了选项--localstatedir=/var/lib。首次安装master时，会自动生成一个名为metadata.mfs.empty的元数据文件metadata,该文件是空的。MooseFSmaster运必须有文件metadata.mfs,这个文件是从metadata.mfs.empty改名而来：cd/var/lib/mfs\cpmetadata.mfs.emptymetadata.mfs###[译者注]MooseFSmast