A UNIX Query..

[Himadri Hazarika <himadrih@xxxxxxxxxxxx>]

> I've got a problem for all UNIX users.
>
> ------  The problem -----
>
> We are using unix compression utilities
> 'compress' and 'gzip' to archive the CDRs (Call data records). While
> searching the archive, we use
> 'ZCat' and 'grep'.
>
> The problem comes here: For the projected data volumes, the system must
> support
> a read and write per day of app. 13 terabytes. In order to reduce this
> figure,
> we are looking at some solution for searching through a compressed file
> without
> uncompressing it. (Though ZCat does this without uncompressing to a file
>
> explicitly, it actually uncompresses and redirects to standard output.)
>
> Please could you give me more information on the following:
>
>    Is it possible to search for a pattern/string through a compressed
> file
>    without uncompressing it?
>    If yes, is there any utility that supports this (for Unix)?
>    If it is not possible to search without uncompressing, is there any
> other way
>    of reducing the reads/writes to the primary hard disk system?
> ----------------------------------------------------------------
> Thanks
>
> - Himadri
>
>


- --------------------------------------------------------------------
For more information on Linux in India visit http://www.linux-india.org/
The Linux India mailing list does not accept postings in HTML format.

------------------------------