On Mon, Feb 11, 2008 at 03:05:10PM -0500, Scott Ehrlich wrote:
> A user wants to time a command/program/application and ensure the full
> contents of that command's data management has been flushed from RAM/cache
> and saved to disk. Is there a way to ensure the cache/RAM is flushed to
> disk, or is the flushing a function of the kernel or the application?
>
Besides sync, look for sync at mount manpage, sync or write in chattr manpage
as well as man fsync, fdatasync
Also, for timing programs, kernel documentation of
/proc/sys/vm/drop_caches in filesystems/proc.txt
will be useful.
Wojtek
> This happens to be on a 64-bit Intel system with 64-bit CentOS 5, fully
> patched. But even if the system were an out-of-box 64-bit install,
> unpatched, would it make a difference?
>
> Thanks.
>
> Scott
> _______________________________________________
> CentOS mailing list
> CentOS@xxxxxxxxxx
> http://lists.centos.org/mailman/listinfo/centos
_______________________________________________
CentOS mailing list
CentOS@xxxxxxxxxx
http://lists.centos.org/mailman/listinfo/centos
