Re: 2.4.>=13 VM/kswapd/shmem/Oracle issue (was Re: Google's mm problems)

From: Arjan van de Ven (arjanv@redhat.com)
Date: Thu Nov 15 2001 - 12:48:36 EST


Andrea Arcangeli wrote:

> loop that can trigger with the -ac VM when all the ZONE_DMA is
> unfreeable (now fixed in mainline with classzone) have nothing to do

Ok I think I've misunderstood classzone then.
As I understand it, it prevents looping in ZONE_NORMAL when ZONE_DMA has
memory free,
and looping in ZONE_HIGHMEM if ZONE_NORMAL or ZONE_DMA have memory free.
Can you please explain how it also solves the ZONE_DMA problem ?

Greetings,
   Arjan van de Ven
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Thu Nov 15 2001 - 21:00:43 EST