Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Paul Mather
On Jan 20, 2011, at 12:44 PM, Dan Langille wrote: > > On Thu, January 20, 2011 12:28 pm, Silver Salonen wrote: >> On Thursday 20 January 2011 19:02:33 Paul Mather wrote: >>> On Jan 20, 2011, at 11:01 AM, John Drescher wrote: >>> >> This is normal. If you want fast compression do not use soft

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Dan Langille
On Thu, January 20, 2011 12:28 pm, Silver Salonen wrote: > On Thursday 20 January 2011 19:02:33 Paul Mather wrote: >> On Jan 20, 2011, at 11:01 AM, John Drescher wrote: >> >> >>> This is normal. If you want fast compression do not use software >> >>> compression and use a tape drive with HW compre

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Hugo Letemplier
2011/1/20 Paul Mather : > On Jan 20, 2011, at 11:01 AM, John Drescher wrote: > This is normal. If you want fast compression do not use software compression and use a tape drive with HW compression like LTO drives. John >>> Not really an option for file/disk devices though. >>> >

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Silver Salonen
On Thursday 20 January 2011 19:02:33 Paul Mather wrote: > On Jan 20, 2011, at 11:01 AM, John Drescher wrote: > > >>> This is normal. If you want fast compression do not use software > >>> compression and use a tape drive with HW compression like LTO drives. > >>> > >>> John > >> Not really an opt

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Paul Mather
On Jan 20, 2011, at 11:01 AM, John Drescher wrote: >>> This is normal. If you want fast compression do not use software >>> compression and use a tape drive with HW compression like LTO drives. >>> >>> John >> Not really an option for file/disk devices though. >> >> I've been tempted to experime

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Sean Clark
On 01/20/2011 10:01 AM, John Drescher wrote: >> I've been tempted to experiment with BTRFS using LZO or standard zlib >> compression for storing the volumes and see how the performance compares >> to having bacula-fd do the compression before sending - I have a >> suspicion the former might be bett

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread John Drescher
>> This is normal. If you want fast compression do not use software >> compression and use a tape drive with HW compression like LTO drives. >> >> John > Not really an option for file/disk devices though. > > I've been tempted to experiment with BTRFS using LZO or standard zlib > compression for st

Re: [Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread John Drescher
> I am running bacula 5.0.3 on CentOS 5.6. > > When I run a simple Job I can have rates between 20 or 40 MB/s over a > Gigabyte network but when I am running this job with client encryption > and compression everything become slow below 5 MB/s and sometimes > under 500 KB/s. > Generally I test with

[Bacula-users] Very low performance with compression and encryption !

2011-01-20 Thread Hugo Letemplier
Hi, I am running bacula 5.0.3 on CentOS 5.6. When I run a simple Job I can have rates between 20 or 40 MB/s over a Gigabyte network but when I am running this job with client encryption and compression everything become slow below 5 MB/s and sometimes under 500 KB/s. Generally I test with a backu