Re: full_page_writes = off? - Mailing list pgsql-general

Tomasz Ostrowski escribió:
> On Sat, 01 Dec 2007, rihad wrote:
>
>> fsync = on;
>> synchronous_commit = off;
>> full_page_writes = off;
>> Thanks for any insights or clarifying missed points.
>
> Also check whether a disks have write-caching turned off - it should.
> On Linux the command is:
>     # hdparm -W /dev/sda
>     /dev/sda:
>      write-caching =  0 (off)

Uh? That command as was written lacks an argument for -W (0/1). From the
hdparm --help:

  -W   set drive write-caching flag (0/1) (DANGEROUS)

# hdparm -V
hdparm v6.9