Chris Mair wrote:
> Timings are in msec, note that you cannot directly
> compare Windows and Linux Performance, since machines
> were different.
> You can, however, compare PG to Firebird, and you
> can see the effect of the 3 varied parametert.
> One thing that stands out is how terribly
> bad Windows performed with many small single
> transactions and fsync=true.
> Appearantly fsync on Windows is a very costly
> operation.

Yes, we now enable FILE_FLAG_WRITE_THROUGH on Win32 for open_sync and I
am about to open a discussion whether this should be the default for
Win32, and whether we should backpatch this to 8.0.X.

  Bruce Momjian                        |               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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