Expand Linux swap space

[Bruno Friedmann]

Bertram Moshier wrote:
> Hello,
> 
>  
> 
> I have a Red Hat Enterprise 4 system as shipped by Dell on a 390 system with
> 8GB of RAM.  Presently, the Linux swap space is at 1.9GB (as shipped).  I'd
> like to resize this to 24 GB (expanding it by about 22 GB).
> 
It sound a bit scary to use 24GB of disk space for swap I think the best value is x1.5 ram size.
This allow sufficent swap space and could give you space also to suspend/hibernate the pc.

Is the swap really used when the system is up and running with a 8 Go ram ???

>  
> 
> When I use parted, it of course fails because the partitions are in use by
> the Linux system.

You should issue the command swapoff -a to release the swap ...
> 
>  
> 
> Are there instructions available to resize the Linux swap space on a system
> as shipped by Dell?
> 
I don't think there special case.

> 
> Side note of another gotcha that might come up . . . I tried to resize an
> ext3 unmounted partition but got the error saying the file system was using
> an unknown flag.  Thing is I formatted the drive using mkfs.ext3 on the same
> system.  I'd think parted and mkfs.ext3 would know about all file system
> flags.
> 
Is the mkfs and parted are issue from the same version used ?
It could explain it.

> 
> Bert.
> 
>  
> 
> This E-Mail is a private communications between me and those to whom I'm
> communicating and is legally equally to a letter or phone call.
> 
>  
> 
> 
> 
> 
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     Bruno Friedmann  bruno at ioda-net.ch

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