mfs 分布式文件系统Word文件下载.docx

1、 Metalogger server（Metalogger）（vm6） data servers （chunkservers） vm5 vm6 （vm1iscsivm3 vm4） client computers1.”? rpm,:rootvm3# yum install -y fuse-devel zlib-devel gcc rpm-build.x86_64rootvm3# mv mfs-1.6.27-5.tar.gz mfs-1.6.27.tar.gzrootvm3# rpmbuild -tb mfs-1.6.27-5.tar.gz rootvm3# cd rpmbuild/rootvm

2、3rpmbuild# lsBUILD BUILDROOT RPMS SOURCES SPECS SRPMSrootvm3rpmbuild# cd RPMS/x86_64/rootvm3x86_64# lsmfs-cgi-1.6.27-4.x86_64.rpm mfs-client-1.6.27-4.x86_64.rpmmfs-cgiserv-1.6.27-4.x86_64.rpm mfs-master-1.6.27-4.x86_64.rpmmfs-chunkserver-1.6.27-4.x86_64.rpm mfs-metalogger-1.6.27-4.x86_64.rpm2. Maste

3、r server :rootvm3x86_64# rpm -ivh mfs-master-1.6.27-4.x86_64.rpm mfs-cgi*Preparing. # 100% 1:mfs-cgi # 33% 2:mfs-cgiserv # 67% 3:mfs-master # 100%rootvm3x86_64# cd /etc/mfs/rootvm3mfs# lsmfsexports.cfg.dist mfsmaster.cfg.dist mfstopology.cfg.distrootvm3mfs# cp mfsexports.cfg.dist mfsexports.cfgrootv

4、m3mfs# cp mfsmaster.cfg.dist mfsmaster.cfgrootvm3mfs# cp mfstopology.cfg.dist mfstopology.cfgrootvm3mfs# vim mfsexports.cfg # Allow meta. 172.25.254.0/24 . rw ?172.25.254.rootvm3mfs# vim /etc/hosts 172.25.254.3 mfsmasterrootvm3mfs# cd /var/lib/mfs/rootvm3mfs# cp metadata.mfs.empty metadata.mfsrootvm

5、3mfs# chown nobody /var/lib/mfs/ -Rrootvm3mfs# mfsmaster startrootvm3mfs# mfsmaster testmfsmaster pid: 6643rootvm3mfs# cd /usr/share/mfscgi/rootvm3mfscgi# chmod +x *.cgirootvm3mfscgi# mfscgiserv # CGI ? http:/172.25.254.3:9425/ ” MooseFS , master chunkserver 3. data servers （chunkservers）vm5 vm6root

6、vm3x86_64# pwdcd/root/rpmbuild/RPMS/x86_64rootvm3x86_64# scp mfs-chunkserver-1.6.27-4.x86_64.rpm 172.25.254.5:rootvm3x86_64# scp mfs-chunkserver-1.6.27-4.x86_64.rpm 172.25.254.6:vm5rootvm5# rpm -ivh mfs-chunkserver-1.6.27-4.x86_64.rpm Preparing. #100%mfs-chunkserver # 100%rootvm5# cd /etc/mfs/rootvm

7、5mfs# lsmfschunkserver.cfg.dist mfshdd.cfg.distrootvm5mfs# cp mfschunkserver.cfg.dist mfschunkserver.cfgrootvm5mfs# cp mfshdd.cfg.dist mfshdd.cfgrootvm5mfs# mkdir /var/lib/mfsrootvm5mfs# chown nobody /var/lib/mfs/rootvm5mfs# vim mfshdd.cfg# mount points of HDD drives#/mnt/hd1#/mnt/hd2#etc./mnt/chunk

8、1rootvm5mfs# mkdir /mnt/chunk1rootvm5mfs# chown nobody /mnt/chunk1rootvm5mfs# mfschunkserver working directory: /var/lib/mfslockfile created and lockedinitializing mfschunkserver modules .hdd space manager: path to scan: /mnt/chunk1/ start background hdd scanning （searching for available chunks）main

9、 server module: listen on *:9422rootvm5mfs# vim /etc/hosts172.25.254.3 mfsmastervm6“?rootvm6mfs# vim mfshdd.cfg/mnt/chunk24.rootvm3x86_64# scp mfs-client-1.6.27-4.x86_64.rpm 172.25.254.1:rootbenberba # rpm -ivh mfs-client-1.6.27-4.x86_64.rpm mfs-client # 100%rootbenberba # cd /etc/mfs/rootbenberba m

10、fs# lsmfsmount.cfg.distrootbenberba mfs# cp mfsmount.cfg.dist mfsmount.cfgrootbenberba mfs# mkdir /mnt/mfsrootbenberba mfs# vim mfsmount.cfgmfsmaster=mfsmaster/mnt/mfsrootbenberba mfs# vim /etc/hostsrootbenberba mfs# mfsmount mfsmaster accepted connection with parameters: read-write,restricted_ip ;

11、root mapped to root:rootMFS : MFS ,rootbenberba mfs# cd /mnt/mfs/rootbenberba mfs# mkdir dir1rootbenberba mfs# mkdir dir2rootbenberba mfs# mfssetgoal -r 2 dir2 dir2 ,rootbenberba mfs# cp /etc/passwd dir1rootbenberba mfs# cp /etc/passwd dir2rootbenberba mfs# mfsfileinfo dir1/passwd dir1/passwd: chunk

12、 0: 0000000000000001_00000001 / （id:1 ver:1） copy 1: 172.25.254.6:rootbenberba mfs# mfsfileinfo dir2/passwd dir2/passwd: 0000000000000002_00000001 / （id:2 ver: 172.25.254.5: copy 2: mfschunkserver2 rootvm6mfs# mfschunkserver stop no valid copies ! 172.25.254: mfschunkserver2 ,rootvm6mfs# mfschunkser

13、ver startrootbenberba mfs# rm -f dir1/passwd rootbenberba mfs# mfsgettrashtime dir1/dir1/: 86400” ?”, mfsgettrashtime , mfssettrashtime , 86400 rootbenberba mfs# mkdir /mnt/mfsmetarootbenberba mfs# mfsmount -m /mnt/mfsmeta/ -H mfsmaster read-write,restricted_iprootbenberba mfs# cd /mnt/mfsmeta/trash

14、rootbenberba trash# ls00000004|dir1|passwd undelrootbenberba trash# mv 00000004|dir1|passwd undel/ dir1 passwd rootbenberba # mfsfileinfo /mnt/mfs/dir1/passwd /mnt/mfs/dir1/passwd: MFSMETA , trash trash/undel , reserved,“,reserved ,5. mfsmaster iscsi+pacemaker（1）.iscsi vm1rootvm1 # fdisk -l.Disk /de

15、v/vda: 8589 MB, 8589934592 bytes16 heads, 63 sectors/track, 16644 cylindersUnits = cylinders of 1008 * 512 = 516096 bytesSector size （logical/physical）: 512 bytes / 512 bytesI/O size （minimum/optimal）:Disk identifier: 0x00000000vdalv0rootvm1 # pvcreate /dev/vda rootvm1 # vgcreate vg0 /dev/vda rootvm

16、1 # lvcreate -L 4G -n lv0 vg0iscsirootvm1 # yum install -y scsi-target-utils.x86_64 rootvm1 # vim /etc/tgt/targets.conf 38 39 backing-store /dev/vg0/lv0 40 initiator-address 172.25.254.3 #mfsmasterIP 41 initiator-address 172.25.254.4 42 43 rootvm1 # /etc/init.d/tgtd startStarting SCSI target daemon:

17、 OK vm3rootvm3 # mfsmaster stoprootvm3 # yum install -y iscsi-initiator-utils.x86_64rootvm3 # iscsiadm -m discovery -t st -p 172.25.254.1172.25.254.1:3260,1 iqn.2015-.example:server.demorootvm3 # iscsiadm -m node -lLogging in to iface: default, target: iqn.2015-.example:server.demo, portal: 172.25.2

18、54.1,3260 （multiple）Login to iface: 172.25.254.1,3260 successful.rootvm3 # fdisk -lDisk /dev/sdb: 4294 MB, 4294967296 bytes133 heads, 62 sectors/track, 1017 cylindersUnits = cylinders of 8246 * 512 = 4221952 bytesrootvm3 # mkfs.ext4 /dev/sdbmke2fs 1.41.12 （17-May-2010）/dev/sdb is entire device, not

19、just one partition!Proceed anyway? （y,n） yFilesystem label=OS type: LinuxBlock size=4096 （log=2）Fragment size=4096 （log=2）Stride=0 blocks, Stripe width=0 blocks262144 inodes, 1048576 blocks52428 blocks （5.00%） reserved for the super userFirst data block=0Maximum filesystem blocks=107374182432 block

20、groups32768 blocks per group, 32768 fragments per group8192 inodes per groupSuperblock backups stored on blocks: 32768, 98304, 163840, 229376, 294912, 819200, 884736Writing inode tables: done Creating journal （32768 blocks）:doneWriting superblocks and filesystem accounting information: doneThis file

21、system will be automatically checked every 30 mounts or180 days, whichever comes first. Use tune2fs -c or -i to override.rootvm3 # mount /dev/sdb /mnt/rootvm3 # dfFilesystem 1K-blocks Used Available Use% Mounted on/dev/mapper/VolGroup-lv_root 6926264 1046356 5528064 16% /tmpfs 251136 0 251136 0% /dev/shm/dev/sda1 495844 33462 436782 8% /boot/dev/sdb 4128448 139256 3779480 4% /mntrootvm3 # cd /var/lib/mfs/rootvm3 mfs# lschangelog.3.mfs changelog.5.mfs metadata.mfs.