| Re: [eigen] cache queries bug? |
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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] cache queries bug?
- From: Benoit Jacob <jacob.benoit.1@xxxxxxxxx>
- Date: Sat, 26 Jun 2010 15:01:51 -0400
- Cc: Gael Guennebaud <gael.guennebaud@xxxxxxxxx>
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Uh oh. Sounds like a beta blocker.
2010/6/26 Ben Goodrich <bgokgm@xxxxxxxxxxxxxx>:
> On the 32 bit laptop, I have encountered a problem where things like
>
> ./check.sh cholesky
>
> hang for minutes before I kill them, while on the 64 bit core duo
> desktop, this finishes in a few seconds.
>
> I bisected the problem to
>
> goodrich@X41Laptop:/tmp/eigen$ hg bisect --bad
> The first bad revision is:
> changeset: 3027:c93abfa8ffcb
> parent: 3023:c3b8e6edde53
> user: Gael Guennebaud <g.gael@xxxxxxx>
> date: Wed Jun 23 16:34:51 2010 +0200
> summary: fix cache queries for non core2 CPU ;)
>
> But I don't know what to do from here because I don't really
> understand low-level issues like this.
>
> Thank you,
> Ben
>
>
>