Re: Resize jfs partition

2005-12-27 Thread dclemen
Thanks for your reply. This afternoon I will try it.

Thanks again!!

Dennis Stosberg escribió:
> dclemen wrote:
> 
>> Hi, I have "/" directory on a partition with jfs file system. It has
>> 140Gb size, but I remove another partition with 40Gb that was behind "/"
>> partition. So I want to resize my / to get these 40Gb.
>>
>> I read some sites to resize partitions with:
>>
>> # mount -o remount,resize /home
> 
> Yes, that syntax works with jfs, as well.  On your Debian system you
> can find that information in the mount(8) manual page. Search for
> "Mount options for jfs".
> 
>> But I thing that I can't do it with / partition.
> 
> Jfs _is_ able to resize a file system which is in use. 
>  
>> There are any way to get it?. If not, maybe I can get any live-cd distro
>> and then resize it.
>>
>> It is safe? (I don't want to loose my data)
> 
> It is "safe" in the way that it will work reliably without any known
> errors that would lead to data loss. 
> 
> However, if a file system contains data that you cannot afford to
> lose, it is _always_ a very good idea to have a current backup.  And
> of course, the risk of losing data is much higher when you're
> modifying file systems.
> 
>> Thanks
>>
>> PD: fdisk /dev/sda
>>Device Boot  Start End  Blocks   Id  System
>> /dev/sda1   *   1586447102548+   7  HPFS/NTFS
>> /dev/sda258656085 1775182+  82  Linux swap / Solaris
>> /dev/sda36086   24321   146480670   83  Linux
>> /dev/sda4   29500   30401 72453155  Extended
>> /dev/sda5   29500   30401 7245283+   b  W95 FAT32
>>
>> I want to get blocks from 24321 to 29500 (29499) into dev/sda3
> 
> This involves two steps:
> 
>   (1) Use fdisk to enlarge your /dev/sda3 partition to the new
>   size:  Set the last cylinder of that partition to 29499 (not
>   29500 !).  You need to reboot to make the kernel use the new
>   partition table.  Now the partition is 40 GB larger, but the
>   file system on that partition does not fill the complete
>   partition yet.
> 
>   (2) Enlarge the file system on /dev/sda3 to completely fill the
>   partition with "mount -o remount,resize".
> 
> Regards,
> Dennis
> 


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Re: Resize jfs partition

2005-12-27 Thread Dennis Stosberg
dclemen wrote:

> Hi, I have "/" directory on a partition with jfs file system. It has
> 140Gb size, but I remove another partition with 40Gb that was behind "/"
> partition. So I want to resize my / to get these 40Gb.
> 
> I read some sites to resize partitions with:
> 
> # mount -o remount,resize /home

Yes, that syntax works with jfs, as well.  On your Debian system you
can find that information in the mount(8) manual page. Search for
"Mount options for jfs".

> But I thing that I can't do it with / partition.

Jfs _is_ able to resize a file system which is in use. 
 
> There are any way to get it?. If not, maybe I can get any live-cd distro
> and then resize it.
> 
> It is safe? (I don't want to loose my data)

It is "safe" in the way that it will work reliably without any known
errors that would lead to data loss. 

However, if a file system contains data that you cannot afford to
lose, it is _always_ a very good idea to have a current backup.  And
of course, the risk of losing data is much higher when you're
modifying file systems.

> Thanks
> 
> PD: fdisk /dev/sda
>Device Boot  Start End  Blocks   Id  System
> /dev/sda1   *   1586447102548+   7  HPFS/NTFS
> /dev/sda258656085 1775182+  82  Linux swap / Solaris
> /dev/sda36086   24321   146480670   83  Linux
> /dev/sda4   29500   30401 72453155  Extended
> /dev/sda5   29500   30401 7245283+   b  W95 FAT32
> 
> I want to get blocks from 24321 to 29500 (29499) into dev/sda3

This involves two steps:

  (1) Use fdisk to enlarge your /dev/sda3 partition to the new
  size:  Set the last cylinder of that partition to 29499 (not
  29500 !).  You need to reboot to make the kernel use the new
  partition table.  Now the partition is 40 GB larger, but the
  file system on that partition does not fill the complete
  partition yet.

  (2) Enlarge the file system on /dev/sda3 to completely fill the
  partition with "mount -o remount,resize".

Regards,
Dennis

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Resize jfs partition

2005-12-27 Thread dclemen
Hi, I have "/" directory on a partition with jfs file system. It has
140Gb size, but I remove another partition with 40Gb that was behind "/"
partition. So I want to resize my / to get these 40Gb.

I read some sites to resize partitions with:

# mount -o remount,resize /home

But I thing that I can't do it with / partition.

There are any way to get it?. If not, maybe I can get any live-cd distro
and then resize it.

It is safe? (I don't want to loose my data)

Thanks

PD: fdisk /dev/sda
   Device Boot  Start End  Blocks   Id  System
/dev/sda1   *   1586447102548+   7  HPFS/NTFS
/dev/sda258656085 1775182+  82  Linux swap / Solaris
/dev/sda36086   24321   146480670   83  Linux
/dev/sda4   29500   30401 72453155  Extended
/dev/sda5   29500   30401 7245283+   b  W95 FAT32

I want to get blocks from 24321 to 29500 (29499) into dev/sda3


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