What is a layered volume? how to create it using vxmake?
Answer / deepak kumar
stripe- mirror
concat - mirror are layered volumes and
## First make subdisks
vxmake -g sybdg sd sybdg32-15 sybdg32,14607200,1365376
vxmake -g sybdg sd sybdg36-19 sybdg36,21389040,1365376
vxmake -g sybdg sd sybdg53-19 sybdg53,25483768,1365376
vxmake -g sybdg sd sybdg54-17 sybdg54,22355000,1365376
vxmake -g sybdg sd sybdg55-25 sybdg55,1767000,1365376
vxmake -g sybdg sd sybdg56-30 sybdg56,27216512,1365376##
Now make the plexes
vxmake -g sybdg plex datadev93-SV00A sd=sybdg32-15
vxmake -g sybdg plex datadev93-SV01A sd=sybdg36-19
vxmake -g sybdg plex datadev93-SV02A sd=sybdg53-19
vxmake -g sybdg plex datadev93-SV00B sd=sybdg54-17
vxmake -g sybdg plex datadev93-SV01B sd=sybdg55-25
vxmake -g sybdg plex datadev93-SV02B sd=sybdg56-30
## Now create sub volumes containing the plexes.
vxmake -g sybdg vol datadev93-SV00 plex=datadev93-
SV00A,datadev93-SV00B use_type=gen
vxmake -g sybdg vol datadev93-SV01 plex=datadev93-
SV01A,datadev93-SV01B use_type=gen
vxmake -g sybdg vol datadev93-SV02 plex=datadev93-
SV02A,datadev93-SV02B use_type=gen##
Let them be subvolumes
vxedit -g sybdg set layered=on datadev93-SV00 datadev93-
SV01 datadev93-SV02
## Activate!
vxvol -g sybdg init active datadev93-SV00
vxvol -g sybdg init active datadev93-SV01
vxvol -g sybdg init active datadev93-SV02
## Turn into subdisks so we can add them all to another plex
vxmake -g sybdg sd datadev93-SD00 datadev93-SV00,0,1365376
vxmake -g sybdg sd datadev93-SD01 datadev93-SV01,0,1365376
vxmake -g sybdg sd datadev93-SD02 datadev93-SV02,0,1365376
## Now create a new plex with all subvolumes in
vxmake -g sybdg plex datadev93-A sd=datadev93-
SD00,datadev93-SD01,datadev93-SD02 layout=stripe
st_width=128
## Now make the main volume
vxmake -g sybdg vol datadev93 plex=datadev93-A
use_type=genvxvol -g sybdg init active datadev93
#vxedit -g sybdg set user=sybase group=dba datadev93
| Is This Answer Correct ? | 3 Yes | 4 No |
What is the difference between initialization & encapsulation in VXVM?
why u can't go for windows& why u chosen UNIX
Which is the H/W u r using?
What are the two settings you can change to make a system boot faster?
What is the config file in DNS?
what is the diff between Sol9 and Sol10 Booting procedure
what is SMF service? And what it does in Solaris 10
what is sc prompt in solaris? how can we get that sc prompt?
NIS is configured, users are try to connect in client systems 'unknown id' is displayed. what is the problem?
File system creation steps??
in samba server if we share a file like a.txt from unix(solaris) to windows how it displays at windows.wheather like a.txt (or)A.txt.any case sensitive.why?
how can u crete snapshot