On Thu, 9 Jul 2015 09:14:25 +0100 Mel Gorman wrote:
> Overall, I would say that none of these workloads justify the patch on
> its own. Reducing IPIs further is nice but we got the bulk of the
> benefit from the two batching patches and after that other factors
> dominate. Based on the results I
On Thu, 9 Jul 2015 09:14:25 +0100 Mel Gorman mgor...@suse.de wrote:
Overall, I would say that none of these workloads justify the patch on
its own. Reducing IPIs further is nice but we got the bulk of the
benefit from the two batching patches and after that other factors
dominate. Based on
On Tue, Jul 07, 2015 at 04:25:26PM -0700, Andrew Morton wrote:
> On Mon, 6 Jul 2015 14:39:56 +0100 Mel Gorman wrote:
>
> > Pages that are unmapped for reclaim must be flushed before being freed to
> > avoid corruption due to a page being freed and reallocated while a stale
> > TLB entry exists.
On Tue, Jul 07, 2015 at 04:25:26PM -0700, Andrew Morton wrote:
On Mon, 6 Jul 2015 14:39:56 +0100 Mel Gorman mgor...@suse.de wrote:
Pages that are unmapped for reclaim must be flushed before being freed to
avoid corruption due to a page being freed and reallocated while a stale
TLB entry
On Mon, 6 Jul 2015 14:39:56 +0100 Mel Gorman wrote:
> Pages that are unmapped for reclaim must be flushed before being freed to
> avoid corruption due to a page being freed and reallocated while a stale
> TLB entry exists. When reclaiming mapped pages, the requires one IPI per
>
On Mon, 6 Jul 2015 14:39:56 +0100 Mel Gorman mgor...@suse.de wrote:
Pages that are unmapped for reclaim must be flushed before being freed to
avoid corruption due to a page being freed and reallocated while a stale
TLB entry exists. When reclaiming mapped pages, the requires one IPI per
Pages that are unmapped for reclaim must be flushed before being freed to
avoid corruption due to a page being freed and reallocated while a stale
TLB entry exists. When reclaiming mapped pages, the requires one IPI per
SWAP_CLUSTER_MAX. This patch increases SWAP_CLUSTER_MAX to 256 so more
pages
Pages that are unmapped for reclaim must be flushed before being freed to
avoid corruption due to a page being freed and reallocated while a stale
TLB entry exists. When reclaiming mapped pages, the requires one IPI per
SWAP_CLUSTER_MAX. This patch increases SWAP_CLUSTER_MAX to 256 so more
pages
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