[HACKERS] Disable WAL completely - Performance and Persistency research

2016-07-07 Thread Netanel Katzburg
Hi All, As part of my masters at TAU, I'm currently conducting some research regarding new persistent memory technology. I'm using PG for this research and would like to better understand some of the performance bottlenecks. For this reason I'm trying to disable the WAL completely, using some hack

Re: [HACKERS] Disable WAL completely - Performance and Persistency research

2016-07-10 Thread Netanel Katzburg
as well. Regards, Netanel On Thu, Jul 7, 2016 at 4:17 PM, Michael Paquier wrote: > On Thu, Jul 7, 2016 at 5:01 PM, Netanel Katzburg > wrote: > > 1. Disable the WAL by not writing anything to the xlog directory. I don't > > care about recovery/fault tolerance or PITR/

Re: [HACKERS] Disable WAL completely - Performance and Persistency research

2016-07-11 Thread Netanel Katzburg
t; Regards, Netanel On Mon, Jul 11, 2016 at 8:27 AM, Craig Ringer wrote: > On 10 July 2016 at 18:27, Netanel Katzburg wrote: > > >> BUT, both options are not good, as they are stopping me from even running >> i*nitdb.* >> >> >> > The easiest path for t

Re: [HACKERS] Disable WAL completely - Performance and Persistency research

2016-07-13 Thread Netanel Katzburg
Your patch is very helpful, I'm still checking it on different file-systems. I really liked the idea of using only the edge checkpoints. Thanks. On Mon, Jul 11, 2016 at 9:26 PM, Jeff Janes wrote: > On Thu, Jul 7, 2016 at 1:01 AM, Netanel Katzburg > wrote: > > Hi All, >