Re: [HACKERS] WIP(!) Double Writes

2012-01-09 Thread Greg Smith
On 1/5/12 1:19 AM, David Fetter wrote: To achieve efficiency, the checkpoint writer and bgwriter should batch writes to multiple pages together. Currently, there is an option "batched_buffer_writes" that specifies how many buffers to batch at a time. However, we may want to remove that option f

Re: [HACKERS] WIP(!) Double Writes

2012-01-06 Thread David Fetter
On Wed, Jan 04, 2012 at 10:19:16PM -0800, David Fetter wrote: > Folks, > > Please find attached two patches, each under the PostgreSQL license, > one which implements page checksums vs. REL9_0_STABLE, the other which > depends on the first (i.e. requires that it be applied first) and > implements