From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans Reiser Subject: Re: reiserfs3, rsync and hardlinks Date: Mon, 07 Feb 2005 11:26:07 -0800 Message-ID: <4207C0CF.6060806@namesys.com> References: <20050206034102.3956432d@polo.concept-micro.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com In-Reply-To: <20050206034102.3956432d@polo.concept-micro.com> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: Pierre Etchemaite Cc: reiserfs-list@namesys.com Pierre Etchemaite wrote: > Hi all, > >I'm using rsync to make a full backup of one box to another. Both are using >reiserfs 3.6. >The problem is that at the end of the backup, some pairs of unrelated files >(usually 3 or 4), are hardlinked together. > >>>From what I've read in rsync mailing list archives, it probably means that >inode numbers are being reused while the backup is in progress. > >Does that look plausible to you ? > >And if it is, what can be done to significantly lower the probability of >inode number reuse over a short time ? The backup shouldn't take over 1 >hour, the server stores around 570k files, but it's only a quite low traffic >IMAP server, so even with 32 bits inode numbers there's probably some room >for improvement. > >I know a definitive answer would be to backup filesystem snapshots, but the >source server isn't currently using LVM1, and as far as I know snapshots >haven't been reimplemented yet for LVM2 :( > >Best regards, >Pierre. > > > > This really sounds like an rsync bug, maybe you could cc the rsync mailing list or tridgell?