ÀÌ Àý¿¡¼´Â AIX ¶Ç´Â Solaris¿¡¼ DLFF(Data Links Filesystem Filter)°¡ Á¦¾îÇÏ´Â ÆÄÀÏ ½Ã½ºÅÛÀ» ³ª¿ÇÏ´Â ¹æ¹ý°ú DLFF°¡ Á¦¾îÇϵµ·Ï ´Ù¸¥ ÆÄÀÏ ½Ã½ºÅÛÀ» µî·ÏÇÏ´Â ¹æ¹ý¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
ÇöÀç DLFF°¡ Á¦¾îÇÏ´Â ÆÄÀÏ ½Ã½ºÅÛÀ» ³ª¿ÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
AIX ½Ã½ºÅÛ¿¡¼ DLFF°¡ ·ÎµåµÈ ÆÄÀÏ ½Ã½ºÅÛÀ» ³ª¿ÇÏ·Á¸é, lsfs -v dlfs ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
Solaris ½Ã½ºÅÛ¿¡¼ DLFF°¡ ·ÎµåµÈ ÆÄÀÏ ½Ã½ºÅÛÀ» ³ª¿ÇÏ·Á¸é, /sbin/mount -v | awk '$5 == "dlfs"' ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
DLFF°¡ DCE-DFS ȯ°æ¿¡¼ ·ÎµåµÈ ÆÄÀÏ ½Ã½ºÅÛÀ» ³ª¿ÇÏ·Á¸é dfsexport | grep dmlfs ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
DLFF¸¦ Ãß°¡ÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
mount = false vfs = dlfs
nodename = -
ÁÖ: | ³Î(NULL) ¹®ÀÚ( - ) ´ÙÀ½¿¡´Â °ø¹éÀÌ ¾ø¾î¾ß ÇÕ´Ï´Ù. |
options = rw,Basefs=jfs
/dev/dsk/c0t0d0s6 /dev/rdsk/c0t0d0s6 /dlfs dlfs - yes Basefs=ufs
¿©±â¼ c0t0d0s6Àº ÀÌ ¿¹ÀÇ »ùÇà °ªÀÔ´Ï´Ù.
/usr/lpp/db2_07_01/instance/dlfmfsmd dlfm_mountpoint //AIX /opt/IBMdb2/V7.1/instance/dlfmfsmd dlfm_mountpoint //Solaris
¿©±â¼ dlfm_mountpoint´Â ÀÌÀü ´Ü°è¿¡¼ DLFF¿¡ ´ëÇØ ÀÛ¼ºÇÑ ÆÄÀÏ ½Ã½ºÅÛÀÇ ¸¶¿îÆ® ÁöÁ¡ÀÔ´Ï´Ù.
dlfm add_prefix prefix_path
¿©±â¼ prefix_path´Â DLFF°¡ Á¦¾îÇÏ´Â ÆÄÀÏ ½Ã½ºÅÛÀÇ À§Ä¡ÀÔ´Ï´Ù.
¿¹¸¦ µé¾î, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇÏ¿© Data Links ¼¹ö°¡ test ÆÄÀÏ ½Ã½ºÅÛ¿¡¼ Data Links Filesystem Filter¸¦ »ç¿ëÇϵµ·Ï µî·ÏÇϽʽÿÀ.
dlfm add_prefix /test
ÀÌ¹Ì ÀÖ´Â Á¢µÎºÎ¸¦ °»½ÅÇÏ·Á¸é, ´ÙÀ½ ¸í·É Áß Çϳª¸¦ ÀÔ·ÂÇϽʽÿÀ.
dlfm update_prefix prefix_path //JFS dlfm update_prefix prefix_path for dfs localpath local_mount_point //DFS
AIX¿¡¼ DCE-DFS ȯ°æ¿¡ Data Links Filesystem Filter¸¦ Ãß°¡ÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
mklv -y aggregate_name -t aggregate_type lfs rootvg 1
¿©±â¼ aggregate_nameÀº ³í¸®Àû º¼·ýÀÇ À̸§À», aggregate_typeÀº ÁýÇÕ À¯ÇüÀ», rootvg´Â ³í¸®Àû º¼·ý À¯ÇüÀ̸ç 1Àº ³í¸®Àû ÆÄƼ¼ÇÀÇ ¹øÈ£ÀÔ´Ï´Ù.
newaggr -aggregate /dev/dmtest -block 8192 -frag 1024 -overwrite
¿©±â¼ /dev/dmtest´Â ÀåÄ¡ ÆÄÀϷμ Á¦°øµÈ Á¶ÁýÇÕ À̸§À» ³ªÅ¸³À´Ï´Ù. ÀÌ ÁýÇÕ À̸§ÀÌ ÀÌ¹Ì Á¸ÀçÇÏ´Â °æ¿ì, -overwrite ¿É¼ÇÀº ÁýÇÕ¿¡¼ ¸ðµç µ¥ÀÌÅ͸¦ »èÁ¦ÇÕ´Ï´Ù.
mkdfslfs -d /dev/dmtest -n dmtest
¿©±â¼ /dev/dmtest´Â ÁýÇÕÀÇ ÀåÄ¡ À̸§ÀÔ´Ï´Ù.
mkdfslfs -f dmtest1.ft -m /:/dmtest/dmtest1 -n dmtest
¿©±â¼ /:/dmtest/dmtest1Àº DFS À̸§ °ø°£ÀÇ ¸¶¿îÆ® ÁöÁ¡À» ³ªÅ¸³»¸ç dmtest´Â ÁýÇÕÀÇ À̸§À» ³ªÅ¸³À´Ï´Ù.
ÁÖ: | DFS À̸§ °ø°£¿¡¼ µð·ºÅ丮¸¦ ÀÛ¼ºÇÒ ±ÇÇÑ ¹× À¯È¿ÇÑ dce_loginÀ» °¡Á®¾ß ÇÕ´Ï´Ù. |
# blkdev aggname aggtype aggid [UFS fsid] /dev/aggrdev1 aggrname1 lfs 1 /dev/aggrdev2 aggrname2 lfs 2
Data Link°¡ Á¦¾îÇÒ ¸ðµç ÁýÇÕ¿¡ ´ëÇØ aggtype¸¦ dmlfs·Î º¯°æÇϽʽÿÀ. ÆÄÀÏÀ» ÀúÀåÇÏ°í ´ÝÀ¸½Ê½Ã¿À.
ÁÖ:
dmaggr -aggregate name [{-on | -off}] [{-needapp | -noneedapp}] [-help]
ÀÌ ¸í·ÉÀ» ¼öÇàÇÏ´Â µ¿¾È Ç×»ó -needapp ¿É¼ÇÀ» »ç¿ëÇϵµ·Ï ±ÇÀåÇÕ´Ï´Ù.
dlfm add_prefix prefix_path
¿©±â¼ prefix_path´Â DLFF°¡ Á¦¾îÇÏ´Â ÆÄÀÏ ½Ã½ºÅÛ À§Ä¡ÀÔ´Ï´Ù.
dlfm add_prefix for dfs rwpath prefix_path
ÀÌ ¸í·ÉÀº DCE-DFS¿¡ ´ëÇÑ Àбâ Àü¿ë °æ·Î¸¦ ÁöÁ¤ÇÕ´Ï´Ù.
dlfm add_prefix for dfs rwpath prefix_path localpath local_mount_point
¿©±â¼ local_mount_point´Â Á¢µÎºÎÀÇ ¿ø½Ã ÆÄÀÏ ½Ã½ºÅÛ ¸¶¿îÆ® Æ÷ÀÎÆ®¸¦ ³ªÅ¸³À´Ï´Ù. ¿ø½Ã ÆÄÀÏ ½Ã½ºÅÛ ¸¶¿îÆ® Æ÷ÀÎÆ®´Â ÆÄÀÏÀÇ ±â·Ï ¹× °Ë»ö ¼º´ÉÀ» Çâ»ó½Ã۴µ¥ »ç¿ëµË´Ï´Ù. DFS ȯ°æ¿¡¼ÀÇ µð½ºÅ© ¹é¾÷À» À§ÇÑ ¼º´É Çâ»ó¿¡¼ ÀÚ¼¼ÇÑ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
ÁÖ: | DFS ÆÄÀÏ ¼¼Æ®°¡ »óÁÖÇÏ´Â ³ëµå·ÎºÎÅÍ ¸ðµç dlfm add_prefix ¸í·ÉÀ» ¹ßÇàÇØ¾ß ÇÕ´Ï´Ù. ÀÌ ¸í·ÉÀ» ¹ßÇàÇÑ ÈÄ, µ¿ÀÏÇÑ ³ëµå¿¡¼ dlfm start ¸í·ÉÀ» ¹ßÇàÇØ¾ß ÇÕ´Ï´Ù. |
´ÙÀ½ ½Ã³ª¸®¿À¸¦ °í·ÁÇϽʽÿÀ.
ÆÄÀÏ °ü¸® ÇÁ·Î±×·¥À¸·Î µî·ÏµÈ µÎ °³ÀÇ Á¢µÎºÎ°¡ ÀÖ½À´Ï´Ù. µÎ Á¢µÎºÎ´Â ´ÙÀ½°ú °°½À´Ï´Ù.
ÀÌ Á¢µÎºÎ´Â º»·¡ ³ëµå1¿¡ ÀÖ½À´Ï´Ù. ÀÌ Á¢µÎºÎ¸¦ prfx1À̶ó°í ÇÕ´Ï´Ù. ÆÄÀÏ ¼¼Æ®À̸§Àº fileset1ÀÔ´Ï´Ù.
ÀÌ Á¢µÎºÎ´Â º»·¡ ³ëµå2¿¡ ÀÖ½À´Ï´Ù. ÀÌ Á¢µÎºÎ¸¦ prfx2¶ó°í ÇÕ´Ï´Ù. ÆÄÀÏ ¼¼Æ® À̸§Àº fileset2ÀÔ´Ï´Ù.
¾ÆÄ«ÀÌºê µð·ºÅ丮´Â DFS ÆÄÀÏ ¼¼Æ®¿©¾ß ÇÕ´Ï´Ù(¿¹. /.../cellname/fs/dlfm_backup/).
DFS ¼¿ÀÇ µÎ ³ëµå¿¡ ÀÖ´Â DB2 ·¹Áö½ºÆ®¸® º¯¼öµéÀº ´ÙÀ½°ú °°ÀÌ ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù.
db2set DLFM_BACKUP_TARGET=LOCAL db2set DLFM_BACKUP_DIR_NAME=/.../cellname/fs/dlfm_backup/
ÆÄÀÏÀÇ ¾ÆÄ«À̺ê´Â ´ÙÀ½°ú °°ÀÌ ÀÛ¼ºµË´Ï´Ù.
/.../cellname/fs/dlfm_backup/node1/_prfx1/
/.../cellname/fs/dlfm_backup/node2/_prfx2/
µð·ºÅ丮 /.../cellname/fs/dlfm_backup/node[1-2] ¹× /.../cellname/fs/dlfm_backup/node[1-2]/_prfx[1-2]°¡ ½Ãµ¿½Ã ÀÛ¼ºµË´Ï´Ù.
ÇÑ °³ÀÇ ¹é¾÷ ÆÄÀÏ ¼¼Æ® ´ë½Å ¿©·¯ °³ÀÇ ¹é¾÷ DFS ÆÄÀÏ ¼¼Æ®¸¦ ÀÛ¼ºÇÏ¿© ÆÄÀÏ ¼¼Æ® ¾ÆÄ«À̺ê Áö¿ªÈÀÇ ÀåÁ¡À» ÀÌ¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. À§ ½Ã³ª¸®¿À¿¡¼ °ü¸®ÀÚ´Â ´ÙÀ½°ú °°ÀÌ µÎ °³ÀÇ ¹é¾÷ ÆÄÀÏ ¼¼Æ®¸¦ ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
/.../cellname/fs/dlfm_backup/node1/
ÀÌ´Â º»·¡ ³ëµå1¿¡ ÀÖ½À´Ï´Ù.
/.../cellname/fs/dlfm_backup/node2/
ÀÌ´Â º»·¡ ³ëµå2¿¡ ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹æ½ÄÀ¸·Î node1¿¡ ÀÖ´Â ÆÄÀÏ ¼¼Æ®(Áï, fileset1)¿¡ ¼ÓÇÑ ÆÄÀÏÀÇ ¾ÆÄ«À̺ê´Â º»·¡ node1ÀÎ ¾ÆÄ«ÀÌºê ÆÄÀÏ ¼¼Æ®¿¡ ´ëÇØ ¼öÇàµË´Ï´Ù. ±× °á°ú ³×Æ®¿öÅ© Åë½Å·®ÀÌ °¨¼ÒµË´Ï´Ù.
ÁÖ: | node1 ¹× node2¿¡¼ DLFM_BACKUP_TARGET ¹× DLFM_BACKUP_DIR_NAME ·¹Áö½ºÆ®¸® º¯¼ö´Â °è¼ÓÇØ¼ Â÷·Ê´ë·Î LOCAL ¹× /.../cellname/fs/dlfm_backup/À¸·Î ¼³Á¤µÇ¾î¾ß ÇÕ´Ï´Ù. |
°ü¸®ÀÚ´Â DLFM_BACKUP_DIR_LOCAL_MP ·¹Áö½ºÆ®¸® º¯¼ö¸¦ »ç¿ëÇÏ¿© DFS Ŭ¶óÀÌ¾ðÆ® Ä³½¬¸¦ »ý·«ÇÒ ¼ö ÀÖ½À´Ï´Ù. µð½ºÅ© ¹é¾÷ ÃÖÀûÈ Ãß°¡ Á¤º¸ 1ÀÌ »ç¿ë ÁßÀÎ °æ¿ì¿¡¸¸ ÇØ´çµË´Ï´Ù. ¶ÇÇÑ, DFS ÆÄÀÏ ¼¼Æ®´Â ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇÏ¿© ¿ø½Ã JFS(Journaled File System)·Î¼ ¸¶¿îÆ®µÇ¾î¾ß ÇÕ´Ï´Ù.
mount -v lfs -o aggregate=lfstest1 -n node1 fileset1 /local_backup/node1
¿©±â¼ lfstest1Àº fileset1ÀÌ ÀÖ´Â ÁýÇÕüÀÔ´Ï´Ù.
db2set DLFM_BACKUP_DIR_LOCAL_MP=/local_backup/
ÁÖ: | ¿ø½Ã JFS ¸¶¿îÆ® ÁöÁ¡¿¡ ³ëµå À̸§ÀÌ Æ÷ÇԵǾú¾îµµ DLFM_BACKUP_DIR_LOCAL_MP¿¡´Â Æ÷ÇÔµÇÁö ¾Ê¾Ò½À´Ï´Ù. |