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Re: Fascinating difference between FSFS and BDB.

From: Branko Čibej <brane_at_xbc.nu>
Date: 2005-01-13 01:36:19 CET

kfogel@collab.net wrote:

>So don't ask me why, I got it into my head to try this:
> #!/bin/sh
> TYPE=you_must_set_this_to_either_fsfs_or_bdb
> # TYPE=fsfs
> # TYPE=bdb
> URL=file://`pwd`/repos/
> rm -rf repos wc
> svnadmin create --fs-type=${TYPE} repos
> svn co ${URL} wc
> svn propset svn:externals "wc ${URL}" wc
> svn ci -m "Set recursive externals property." wc
> rm -rf wc
> echo "Begin infinite loop..."
> svn co ${URL} wc
> # You'll never see this next line.
> echo "End infinite loop."
>Here's the interesting thing:
>With TYPE=fsfs, it runs forever. But with TYPE=bdb, it stops at a
>certain point -- it seems the database hangs, though I haven't
>investigated deeply. Too many simultaneous accessors? I don't know.
>As I'm working on something else right now, I thought I'd post this.
Probably ran out of locks.

-- Brane

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Received on Thu Jan 13 01:39:45 2005

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