Thomas Mueller wrote:
>> GZIP and SHA1, speed averaged ~7800KB/s. No GZIP or SHA1, speed went up
>> to ~30000KB/s
>>
>> Looking more closely at the FD, it appears to be single threaded and not
>> really utilize the cpu very aggressively either.
>>
>> Is there anything that can be done here to help?
>>     
>
> no, in sense of configuration. this is a known limitation of gzip 
> compression. if you're on LAN (gigabit) you might wan't to disable it if 
> you backup to tape (use tapes hardware compression) or if you backup to 
> file, use a compressed filesystem (maybe: http://miio.net/wordpress/
> projects/fusecompress/ -  LZO is fast)
>   
This looks good
http://www.lessfs.com/wordpress/

ps. maybe bacula can use this deduplication?

-- 
Andrzej Zawadzki

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