Re: Multi Core Support for compression in compression.c

2014-07-29 Thread Nick Krause
On Mon, Jul 28, 2014 at 2:36 PM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 12:19 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 2014-07-28 11:57, Nick Krause wrote: On Mon, Jul 28, 2014 at 11:13 AM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at

Re: Multi Core Support for compression in compression.c

2014-07-29 Thread Austin S Hemmelgarn
On 2014-07-29 13:08, Nick Krause wrote: On Mon, Jul 28, 2014 at 2:36 PM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 12:19 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 2014-07-28 11:57, Nick Krause wrote: On Mon, Jul 28, 2014 at 11:13 AM, Nick Krause

Re: Multi Core Support for compression in compression.c

2014-07-29 Thread Nick Krause
On Tue, Jul 29, 2014 at 1:14 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 2014-07-29 13:08, Nick Krause wrote: On Mon, Jul 28, 2014 at 2:36 PM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 12:19 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 2014-07-28

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Hugo Mills
On Sun, Jul 27, 2014 at 11:21:53PM -0400, Nick Krause wrote: On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 04:47 PM, Nick Krause wrote: This may be a bad idea , but compression in brtfs seems to be only using one core to compress.

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Austin S Hemmelgarn
On 07/27/2014 11:21 PM, Nick Krause wrote: On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 04:47 PM, Nick Krause wrote: This may be a bad idea , but compression in brtfs seems to be only using one core to compress. Depending on the CPU used and

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Nick Krause
On Mon, Jul 28, 2014 at 6:10 AM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 11:21 PM, Nick Krause wrote: On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 04:47 PM, Nick Krause wrote: This may be a bad idea , but compression in

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Nick Krause
On Mon, Jul 28, 2014 at 11:13 AM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 6:10 AM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 11:21 PM, Nick Krause wrote: On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Austin S Hemmelgarn
On 2014-07-28 11:57, Nick Krause wrote: On Mon, Jul 28, 2014 at 11:13 AM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 6:10 AM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 11:21 PM, Nick Krause wrote: On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn

Re: Multi Core Support for compression in compression.c

2014-07-28 Thread Nick Krause
On Mon, Jul 28, 2014 at 12:19 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 2014-07-28 11:57, Nick Krause wrote: On Mon, Jul 28, 2014 at 11:13 AM, Nick Krause xerofo...@gmail.com wrote: On Mon, Jul 28, 2014 at 6:10 AM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014

Multi Core Support for compression in compression.c

2014-07-27 Thread Nick Krause
This may be a bad idea , but compression in brtfs seems to be only using one core to compress. Depending on the CPU used and the amount of cores in the CPU we can make this much faster with multiple cores. This seems bad by my reading at least I would recommend for writing compression we write a

Re: Multi Core Support for compression in compression.c

2014-07-27 Thread Austin S Hemmelgarn
On 07/27/2014 04:47 PM, Nick Krause wrote: This may be a bad idea , but compression in brtfs seems to be only using one core to compress. Depending on the CPU used and the amount of cores in the CPU we can make this much faster with multiple cores. This seems bad by my reading at least I

Re: Multi Core Support for compression in compression.c

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn ahferro...@gmail.com wrote: On 07/27/2014 04:47 PM, Nick Krause wrote: This may be a bad idea , but compression in brtfs seems to be only using one core to compress. Depending on the CPU used and the amount of cores in the CPU we can make