root@as4 ~]# su - db2mdb
[db2mdb@as4 ~]$ db2start
2012-02-10 10:48:16 0 0 SQL1063N DB2START processing was successful.
SQL1063N DB2START processing was successful.
[db2mdb@as4 Tmismgdb]$ db2 -tvf Tmis1_Tmismgdb_CreateDb.sql
create db tmismgdb on /tmis/mdb using codeset gbk territory cn pagesize 8 K catalog tablespace managed by database using (device '/dev/rlv_md_clg' 4096)
SQL0970N The system attempted to write to a read-only file. SQLSTATE=55009
//这里建不上去，报只读
[db2mdb@as4 Tmismgdb]$ export LANG=en_US
[db2mdb@as4 Tmismgdb]$ dd if=/dev/zero of=/dev/rlv_md_clg
dd: writing to `/dev/rlv_md_clg': No space left on device
36865+0 records in
36864+0 records out
------------------
裸设备建的应该没问题
[db2mdb@as4 db2dump]$ raw -qa
/dev/raw/raw1: bound to major 253, minor 7
/dev/raw/raw2: bound to major 253, minor 8
/dev/raw/raw3: bound to major 253, minor 9
/dev/raw/raw4: bound to major 253, minor 10
/dev/raw/raw5: bound to major 253, minor 11
/dev/raw/raw6: bound to major 253, minor 12
/dev/raw/raw7: bound to major 253, minor 13
/dev/raw/raw8: bound to major 253, minor 14
/dev/raw/raw9: bound to major 253, minor 15
/dev/raw/raw10: bound to major 253, minor 16
/dev/raw/raw11: bound to major 253, minor 17
/dev/raw/raw12: bound to major 253, minor 18
/dev/raw/raw13: bound to major 253, minor 19
/dev/raw/raw14: bound to major 253, minor 20
/dev/raw/raw15: bound to major 253, minor 21
/dev/raw/raw20: bound to major 8, minor 21
[db2mdb@as4 sysconfig]$ cat rawdevices
# This file and interface are deprecated.
# Applications needing raw device access should open regular
# block devices with O_DIRECT.
# raw device bindings
# format: <rawdev> <major> <minor>
# <rawdev> <blockdev>
# example: /dev/raw/raw1 /dev/sda1
# /dev/raw/raw2 8 5
/dev/raw/raw1 /dev/rootvg/lv_md_clg
