[SunHELP] File System

Bob C. Ruddy sunhelp at sunhelp.org
Wed Nov 22 07:30:55 CST 2000


To answer your question yes Solaris 2.6, 2.7, 2.8 can grow a file system
out of the box. I don't know about Solaris < 2.6. /usr/lib/fs/ufs/mkfs can
do this for you. Now the issue becomes allocating disk space to grow your
file system. AFAIK you can't grow a slice that is not underneath a volume
manager's control, such as c0t0d0s0. But if you are using disksuite, a
volume manager provided by sun or if you buy veritas as mentioned below
you can put the slices that your file systems on under their control. Then
you can grow the volume your file system lives on. But to answer your
question yes, out of the box you can grow a file system on the fly.

Bob

On Wed, 22 Nov 2000, Matt Tilley wrote:

->I'm sure that you will get more detailed answers, but the correct answer
->will depend directly on software.  Straight Sun OS out of the box (i.e.,
->2.5, 2.51. 2.6, 2.7 (7), 8), I would say no.  
-> 
->However, it is real common to have a software pkg such as Veritas that does
->this (I think that FS on fly growth was prominent in AIX first, then
->becoming available as add-ons to other OS's - I think that HP may have this
->as a common feature (like AIX)), and I think that it is now out in Linux.
-> 
->Well, don't build a house on the above comments, but at least you have
->something to start on.
-> 
->- Matt
->
->-----Original Message-----
->From: ajain [mailto:ajain at hclcomnet.co.in]
->Sent: Wednesday, November 22, 2000 5:45 AM
-> 
-> Subject: [SunHELP] File System
->
-> 
->Can a file system be grown on the fly (no need to unmount first? 
->
->




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