Re: Windows defrag with 10g

On Aug 22, 8:39 pm, DA Morgan <damor..._at_psoug.org> wrote:
> joel garry wrote:
> > Besides that, oracle writes things where it wants to within data
> > files. The operating system puts the blocks where it wants to on
> > disk.
>
> Disk? What disk? The operating system writes to a RAM cache on the
> filer head which writes to a stripe running across multiple physical
> drives based on a mathematical algorithm that is likely proprietary and
> may involve LUNS, volumes, QTrees, and other logical partitions that
> depend on who's disk array you bought and which version of their
> operating system is running the show.
>
> Nobody writes to a physical disk any more. <g>

Read the OP and subject again - Windows writing to a disk on the server. Yes, there could be lots more stuff happening, but many sites still use the old style commodity hardware with the vulgar OS, and that is the specific thread here.

nobody is a unix user:
grep nobody /etc/passwd
finger nobody
<g>

jg

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