On Wed, 13 Mar 2013, Udo van den Heuvel wrote: > > If not, enable it and try again, or get root and manually try to > > defragment memory by doing echo 1 > /proc/sys/vm/compact_memory. > > This needs to be done regularly, I assume? >
It's done when the page allocation initially fails, so it shouldn't need to be done explicitly by you. I was hoping to see if that helped to solve the problem and something like deferred compaction wasn't involved. > > If so, try killing a memory hogging process to free some memory and > > attempt to get some higher order pages available. > > It's a 8GB box (7.5GB available to software) with modest load. Mostly > email & web browsing, some torrents, nntp stuff, etc. Nothing weird. > Around 4.8G in buffers/cache right now. > That may be true, but you only have about 300MB available at the time of failure. > Why is this issue occurring? > Why did I not see this in the past? > I already added Hans to the cc to see if the struct has grown recently. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/