[Solstice DiskSuite 설치 및 사용법]

RAID레벨의 개요

RAID 0 - 스트라이핑
RAID 1 - 미러링
RAID 2 - 스트라이핑과 에러의 검출 및 정정
RAID 3 - 전용 패리티에 의한 스트라이핑
RAID 4 - 전용 패리티에 의해 개량돼 스트라이핑
RAID 5 - 삽입 패리티로 개량된 스트라이핑
RAID 0+1 - 스트라이핑과 미러링


1. 설치

1.1 Install 환경
SunOS 5.7 sun4u sparc SUNW,Ultra-Enterprise

1.2 Install
Solaris 7 의 경우에는 기본적으로 제공되는
Solaris Easy Access Server 3.0 CDROM에 들어있다.

root@stong:/cdrom/cdrom0/products/DiskSuite_4.2/sparc> ls -al
48
drwxrwxr-x 12 root staff 2048 1999 10 26 ./
drwxr-xr-x 6 root staff 2048 1999 10 26 ../
drwxr-xr-x 3 root staff 2048 1999 10 26 Patches/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNW5mdg/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNWcmdg/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNWgmdg/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNWhmdg/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNWkmdg/
drwxrwxr-x 5 root staff 2048 1999 10 26 SUNWkumdg/
drwxr-xr-x 5 root staff 2048 1999 10 26 SUNWmd/
drwxr-xr-x 5 root staff 2048 1999 10 26 SUNWmdg/
drwxr-xr-x 5 root staff 2048 1999 10 26 SUNWmdn/
root@stong:/cdrom/cdrom0/products/DiskSuite_4.2/sparc> pkgadd -d .

1.3 Install 확인
root@stong:/etc/opt/SUNWmd> pkginfo |grep DiskSuit
system SUNW5mdg Traditional Chinese(BIG5) Package for Solstice DiskSuite Tool
system SUNWcmdg Simplified Chinese(EUC) Package for Solstice DiskSuite Tool
system SUNWgmdg Simplified Chinese(GBK) Package for Solstice DiskSuite Tool
system SUNWhmdg Traditional Chinese(EUC) Package for Solstice DiskSuite Tool
system SUNWkmdg Korean(EUC) Package for Solstice DiskSuite Tool
system SUNWkumdg Korean(UTF-8) Package for Solstice DiskSuite Tool
system SUNWmd Solstice DiskSuite
system SUNWmdg Solstice DiskSuite Tool
system SUNWmdn Solstice DiskSuite Log Daemon
root@stong:/etc/opt/SUNWmd>

1.4 Install 위치

root@stong:/usr/opt/SUNWmd/sbin> ls -al
15746
drwxr-xr-x 2 bin bin 512 9 30 18:03 ./
drwxr-xr-x 6 root sys 512 9 30 16:42 ../
-rwxr-xr-x 1 bin bin 1563 9 30 16:42 growfs*
-rwxr-xr-x 1 bin bin 340612 9 30 18:03 mdlogd*
-rwxr-xr-x 1 bin bin 265564 9 30 18:02 metaclear*
-rwxr-xr-x 1 bin bin 271988 9 30 18:02 metadb*
-rwxr-xr-x 1 bin bin 265952 9 30 18:02 metadetach*
-rwxr-xr-x 1 bin bin 268316 9 30 18:02 metahs*
-rwxr-xr-x 1 bin bin 268948 9 30 18:02 metainit*
-rwxr-xr-x 1 bin bin 264604 9 30 18:02 metaoffline*
-rwxr-xr-x 1 bin bin 264568 9 30 18:02 metaonline*
-rwxr-xr-x 1 bin bin 267456 9 30 18:02 metaparam*
-rwxr-xr-x 1 bin bin 267000 9 30 18:02 metarename*
-rwxr-xr-x 1 bin bin 266192 9 30 18:02 metareplace*
-rwxr-xr-x 1 bin bin 269260 9 30 18:02 metaroot*
-rwxr-xr-x 1 bin bin 308244 9 30 18:02 metaset*
-rwxr-xr-x 1 bin bin 265764 9 30 18:02 metastat*
-rwxr-xr-x 1 bin bin 267632 9 30 18:02 metasync*
-rwxr-xr-x 1 bin bin 3140224 9 30 18:02 metatool*
-rwxr-xr-x 1 bin bin 267068 9 30 18:02 metattach*
-rwxr-xr-x 1 bin bin 278224 9 30 18:02 rpc.metad*
-rwxr-xr-x 1 bin bin 37688 9 30 18:02 rpc.metamhd*
root@stong:/usr/opt/SUNWmd/sbin>

################# metadb 정보 ############
root@stong:/etc/opt/SUNWmd> ls -al
30
drwxrwxr-x 2 root sys 512 9 30 18:03 ./
drwxrwxr-x 3 root sys 512 9 30 18:02 ../
-r--r--r-- 1 bin bin 3116 9 30 18:02 SDStool.xpm
-rw-r--r-- 1 root sys 55 9 30 18:02 devpath
-rw-rw-rw- 1 root sys 38 9 30 18:02 lock
-rw-r--r-- 1 root sys 60 9 30 18:02 md.cf
-rw-r--r-- 1 root sys 573 9 30 18:02 md.ctlrmap
-rw-r--r-- 1 root sys 1532 9 30 18:02 md.tab
-rw-r--r-- 1 root sys 85 9 30 18:02 mddb.cf
-rw-r--r-- 1 root sys 1638 9 30 18:03 mdlogd.cf
root@stong:/etc/opt/SUNWmd>

2. Disk 파티션 (디스크 2개를 통으로 묶기)

root@stong:/usr/opt/SUNWmd/sbin> format
Searching for disks...done


AVAILABLE DISK SELECTIONS:
0. c0t0d0 <SUN18G cyl 7506 alt 2 hd 19 sec 248>
/sbus@2,0/SUNW,socal@d,10000/sf@0,0/ssd@w21000020378f1013,0
1. c0t1d0 <SEAGATE-ST373405FC-0005 cyl 29523 alt 2 hd 8 sec 607>
/sbus@2,0/SUNW,socal@d,10000/sf@0,0/ssd@w21000004cf989b23,0
2. c0t2d0 <SEAGATE-ST373405FC-0005 cyl 29523 alt 2 hd 8 sec 607>
/sbus@2,0/SUNW,socal@d,10000/sf@0,0/ssd@w21000004cf988b04,0
3. c0t3d0 <SEAGATE-ST373405FC-0005 cyl 29523 alt 2 hd 8 sec 607>
/sbus@2,0/SUNW,socal@d,10000/sf@0,0/ssd@w21000004cf988f49,0

########### 2번과 3번 디스크 분할 내역 ############
슬라이스 0에 metadb 영역(10mb정도)을 할당하고
나머지 데이터 영역은 슬라이스 6에 할당하였다.
Part Tag Flag Cylinders Size Blocks
0 unassigned wm 0 - 4 11.86MB (5/0/0) 24280
1 unassigned wu 0 0 (0/0/0) 0
2 backup wu 0 - 29522 68.36GB (29523/0/0) 143363688
3 unassigned wm 0 0 (0/0/0) 0
4 unassigned wm 0 0 (0/0/0) 0
5 unassigned wm 0 0 (0/0/0) 0
6 unassigned wm 5 - 29522 68.35GB (29518/0/0) 143339408
7 unassigned wm 0 0 (0/0/0) 0


Part Tag Flag Cylinders Size Blocks
0 unassigned wm 0 - 4 11.86MB (5/0/0) 24280
1 swap wu 0 0 (0/0/0) 0
2 backup wu 0 - 29522 68.36GB (29523/0/0) 143363688
3 unassigned wm 0 0 (0/0/0) 0
4 unassigned wm 0 0 (0/0/0) 0
5 unassigned wm 0 0 (0/0/0) 0
6 unassigned wm 5 - 29522 68.35GB (29518/0/0) 143339408
7 unassigned wm 0 0 (0/0/0) 0

3. DiskSuit 사용하기
그래픽 툴과 command를 이용하는 방법이 있다.

3.1 command 이용

3.1.1 metadb 생성하기

root@stong:/usr/opt/SUNWmd/sbin> metadb -a -f -c 3 c0t2d0s0 c0t3d0s0
-a : attach
-f : state db 초기 만들기
-c : 슬라이스마다 만들 state db의 replica(복제본) 개수


root@stong:/usr/opt/SUNWmd/sbin> metadb
blk
a u 16 1034 /dev/dsk/c0t2d0s0
a u 1050 1034 /dev/dsk/c0t2d0s0
a u 2084 1034 /dev/dsk/c0t2d0s0
a u 16 1034 /dev/dsk/c0t3d0s0
a u 1050 1034 /dev/dsk/c0t3d0s0
a u 2084 1034 /dev/dsk/c0t3d0s0
root@stong:/usr/opt/SUNWmd/sbin>

################ md.tab의 내용 ##################
root@stong:/etc/opt/SUNWmd> more md.tab
#
#ident "@(#)md.tab 1.6 94/11/14 SMI"
#
# md.tab
#
# metainit utility input file.
#
# The following examples show the format for local metadevices, and a
# similar example for a shared metadevice, where appropiate. The shared
# metadevices are in the diskset named "blue":
#
# Metadevice database entry:
#
# mddb01 /dev/dsk/c0t2d0s0 /dev/dsk/c0t0d0s0
#
# Concatenation of devices:
#
# d10 2 1 /dev/dsk/c0t2d0s0 1 /dev/dsk/c0t0d0s0
# blue/d10 2 1 /dev/dsk/c2t2d0s0 1 /dev/dsk/c2t0d0s0
#
# Stripe of devices:
#
# d11 1 2 /dev/dsk/c0t2d0s1 /dev/dsk/c0t0d0s1
# blue/d11 1 2 /dev/dsk/c2t2d0s1 /dev/dsk/c2t0d0s1
#
# Concatenation of stripes (with a hot spare pool):
#
# d13 2 2 /dev/dsk/c0t2d0s0 /dev/dsk/c0t0d0s0 \
# 2 /dev/dsk/c0t2d0s1 /dev/dsk/c0t0d0s1 -h hsp001
# blue/d13 2 2 /dev/dsk/c2t2d0s0 /dev/dsk/c2t0d0s0 \
# 2 /dev/dsk/c2t2d0s1 /dev/dsk/c2t0d0s1 -h blue/hsp001
#
# Two way mirror:
#
# d14 -m d10 d11
# blue/d14 -m blue/d10 blue/d11
#
# Logging w/components for master and logging device
#
# d0 -t /dev/dsk/c1t2d0s0 /dev/dsk/c1t0d0s0
# blue/d0 -t /dev/dsk/c2t2d0s0 /dev/dsk/c2t0d0s0
#
# Logging with mirrored master device and striped logging device
#
# d1 -t d14 d13
# blue/d1 -t blue/d14 blue/d13
#
# RAID of devices
#
# d15 -r /dev/dsk/c1t0d0s0 /dev/dsk/c1t1d0s0 \
# /dev/dsk/c1t2d0s0 /dev/dsk/c1t3d0s0
# blue/d15 -r /dev/dsk/c2t0d0s0 /dev/dsk/c2t1d0s0 \
# /dev/dsk/c2t2d0s0 /dev/dsk/c2t3d0s0
#
# Hot Spare Pool of devices
#
# hsp001 /dev/dsk/c1t0d0s0
# blue/hsp001 /dev/dsk/c2t0d0s0
################## stripe(raid 0) 방식으로 추가한 부분 ###############
d10 1 2 /dev/dsk/c0t2d0s6 /dev/dsk/c0t3d0s6
root@stong:/etc/opt/SUNWmd>

root@stong:/usr/opt/SUNWmd/sbin> metainit -f d10
d10: / .
root@stong:/usr/opt/SUNWmd/sbin> metadb
blk
a u 16 1034 /dev/dsk/c0t2d0s0
a u 1050 1034 /dev/dsk/c0t2d0s0
a u 2084 1034 /dev/dsk/c0t2d0s0
a u 16 1034 /dev/dsk/c0t3d0s0
a u 1050 1034 /dev/dsk/c0t3d0s0
a u 2084 1034 /dev/dsk/c0t3d0s0
root@stong:/usr/opt/SUNWmd/sbin> metastat
d10: Concat/Stripe
: 286673960
0: (: 32 )
Dbase
c0t2d0s6 0
c0t3d0s6 0

############### file system 새로 생성 ############
root@stong:/usr/opt/SUNWmd/sbin> newfs /dev/md/rdsk/d10
newfs: construct a new file system /dev/md/rdsk/d10: (y/n)? y
/dev/md/rdsk/d10: 286673960 59035 8 , 607
1090590284 0.0MB(22 c/g, 52.16MB/g, 6400 i/g)
- (fsck -F ufs -o b=# ) :
32, 107472, 214912, 322352, 429792, 537232, 644672, 752112, 854688, 962128,
1069568, 1177008, 1284448, 1391888, 1499328, 1606768, 1709344, 1816784,
1924224, 2031664, 2139104, 2246544, 2353984, 2461424, 2564000, 2671440,
2778880, 2886320, 2993760, 3101200, 3208640, 3316080, 3418656, 3526096,

root@stong:/> mkdir data1

root@stong:/usr/opt/SUNWmd/sbin> mount /dev/md/dsk/d10 /data1
root@stong:/usr/opt/SUNWmd/sbin> df -ak
K
/proc 0 0 0 0% /proc
/dev/dsk/c0t1d0s0 5042298 322736 4669140 7% /
/dev/dsk/c0t1d0s6 5042298 892391 4099485 18% /usr
fd 0 0 0 0% /dev/fd
/dev/dsk/c0t1d0s7 57474770 9 56900014 1% /export/home
swap 3828000 568 3827432 1% /tmp
-hosts 0 0 0 0% /net
auto_home 0 0 0 0% /home
-xfn 0 0 0 0% /xfn
stong:vold(pid629) 0 0 0 0% /vol
/dev/md/dsk/d10 141146778 9 139735302 1% /data1
root@stong:/usr/opt/SUNWmd/sbin>