On 2012-06-25, John R Pierce <pierce@xxxxxxxxxxxx> wrote:
> On 06/25/12 1:10 PM, Alexander Dalloz wrote:
>>> they really should be better integrated, like the way LVM and JFS are
>>> >integrated on AIX.
>>> >
>>> > # chfs -a size=+2G /var
>>> >
>>> >adds 2GB to /var, online, automatically. grows the logical volume and
>>> >resizes the file system, all at once.
>> Don't know where software RAID comes into play on AIX, but what is the
>> difference of that command above to this one on CentOS 6?
>>
>> # lvresize -L+2G -r VG_sys/LV_var
>
> does lvresize resize the file system while online? I didn't think it
> did. the man page for fsadm (referenced in the lvresize man page) says
> ext2/3/4 is unmounted before resizing. ooops. kind of hard to umount
> /var !
My man page for fsadm (CentOS 6) implies that you need to provide -e in
order for fsadm to umount an ext? filesystem before attempting the
resize. So in theory if you don't give -e it should resize while
mounted.
--keith
--
kkeller@xxxxxxxxxxxxxxxxxxxxxxxxxx
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