From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from atlas.CARNet.hr (zcalusic@atlas.CARNet.hr [161.53.123.163]) by kvack.org (8.8.7/8.8.7) with ESMTP id CAA10440 for ; Sat, 9 Jan 1999 02:43:26 -0500 Subject: Re: [PATCH] MM fix & improvement References: <87k8yw295p.fsf@atlas.CARNet.hr> Reply-To: Zlatko.Calusic@CARNet.hr MIME-Version: 1.0 From: Zlatko Calusic Date: 09 Jan 1999 08:43:09 +0100 In-Reply-To: Zlatko Calusic's message of "09 Jan 1999 08:32:50 +0100" Message-ID: <87iueg51te.fsf@atlas.CARNet.hr> Sender: owner-linux-mm@kvack.org To: Linus Torvalds Cc: Linux-MM List , Linux Kernel List List-ID: Zlatko Calusic writes: > 1) Til' now, writing to swap files & partitions was clustered > in 128kb chunks which is too small, especially now when we have swapin > readahead (default 64kb). Fragmentation of swap file with such a value > is big, so swapin readahead hit rate is probably small. Thus first > improvement is in increasing on-disk cluster size to much bigger > value. I chose 512, and it works very well, indeed (see below). All > this is completely safe. > Oops, in fact 256 is in patch. I used 512 in my preliminary tests. But, either value will work well. -- Zlatko -- This is a majordomo managed list. To unsubscribe, send a message with the body 'unsubscribe linux-mm me@address' to: majordomo@kvack.org