Re: [HACKERS] about some parameters

2010-01-02 Thread Jaime Casanova
On Fri, Jan 1, 2010 at 12:21 PM, Tom Lane wrote: > >> another parameter that is interesting is seq_page_cost, AFAIUI all the >> other cost parameters (in the planner section of course) are relative >> to this one. so what is the logic in allow changing it? > > Please read the discussions that went

Re: [HACKERS] about some parameters

2010-01-01 Thread Craig Ringer
Tom Lane wrote: > Jaime Casanova writes: >> Every time i explain what is the fsync parameter for, the next thing i >> always say is: "never turn it off", and now that we have >> synchronous_commit there is no good reason for turn fsync off... so >> why are we still let it be in the postgresql.conf

Re: [HACKERS] about some parameters

2010-01-01 Thread Tom Lane
Jaime Casanova writes: > Every time i explain what is the fsync parameter for, the next thing i > always say is: "never turn it off", and now that we have > synchronous_commit there is no good reason for turn fsync off... so > why are we still let it be in the postgresql.conf where it's so > vulne

[HACKERS] about some parameters

2009-12-31 Thread Jaime Casanova
Hi, Every time i explain what is the fsync parameter for, the next thing i always say is: "never turn it off", and now that we have synchronous_commit there is no good reason for turn fsync off... so why are we still let it be in the postgresql.conf where it's so vulnerable to a misguided dba? ev