Al Peat wrote:
>
> Is there any way to completely purge the buffer
> cache -- not just the write requests (ala 'sync' or
> 'update'), but the whole thing? Can I just call
> invalidate_buffers() or destroy_buffers()?
>
> I know, why in the world would a person do such a
> thing? Research. It'd be easier for me to write a
> little program or add it to a module than wait for a
> reboot each time I need a clean buffer cache.
What about the ioctl BLKFLSBUF ?
If you are running a SuSE distrib there is already a tool called flushb
that does what you want. If not, you can download the simple tool from
http://innominate.org/~juri/flushb.tar.gz
Juri
-- juri.haberland@innominate.com system engineer innominate AG clustering & security the linux architects tel: +49-30-308806-45 fax: -77 http://www.innominate.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Sat Dec 23 2000 - 21:00:26 EST