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Re: How to increase the memory available to diff in cygwin 1.7?
- From: Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Mon, 26 Oct 2009 13:26:22 -0400
- Subject: Re: How to increase the memory available to diff in cygwin 1.7?
- References: <firstname.lastname@example.org>
- Reply-to: cygwin at cygwin dot com
On Mon, Oct 26, 2009 at 11:41:13AM -0400, Kenneth Chiu wrote:
>I'm trying to diff two large directories, recursively, and
>I'm getting this error:
> $ diff -rq B B2 >diff.out
> diff: memory exhausted
>I looked at this URL
>but it seemed out-of-date. There was no such key in the
>registry, and the options to the regtool were different from
>what the regtool man page says.
>Any suggestions on how to get rid of the memory
>exhaustion error? Is there a new key path that I should
>use for the heap_chunk_in_mb value? Is it possible
>that I'm simply bumping into a 2 GB limit for
>32-bit processes? (And if that is the case,
>is there a recommended way to go to 64-bit?)
AFAIK, this is just a limitation of diff. You can get the same
error on linux.
This was discussed in some detail in this list a few months ago.
Problem reports: http://cygwin.com/problems.html
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