Re: [BackupPC-users] rsyncd, Parent read EOF from child
2010-06-17 08:56:41
Alexander Moisseev wrote:
> Matthias Meyer wrote:
>> So it is very interesting that it does work with cygwin-rsyncd-2.6.8_0,
>> Windows Server 2003 Std R2.
>
> I have no problem with one at all.
>
>> "Got fatal error during xfer (Child exited prematurely)" means that your
>> cygwin-rsyncd die.
>> You should increase log verbosity on cygwin-rsyncd and check against this
>> log.
>
> I had overlook this lines in BackupPC log:
>
> 2010-06-11 04:04:13 1s_trade_at_phoenix: Out of memory during "large" request
> for 16781312 bytes, total sbrk() is 529952768 bytes at
> /usr/local/BackupPC/lib/BackupPC/FileZIO.pm line 203.
> 2010-06-11 04:04:19 Backup failed on 1s_trade_at_phoenix (Child exited
> prematurely)
>
> It seems that when BackupPC tries to _decompress_ 342 MB file from pool it
> consumes all available RAM and swap.
> (I had 1G RAM + 1G swap). I had resolve the problem by adding extra 512 MB of
> RAM.
>
> But the directory that I am backing up is only about 1000 Files and 2.5 GB
> and the biggest file is 342 MB. Is BackupPC really needs so much memory? Or
> it is memory leaks?
Are you running a 64-bit perl on the server? I think it consumes much more
memory than a 32 bit instance would.
--
Les Mikesell
lesmikesell AT gmail DOT com
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