From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 27 Oct 2004 16:25:24 +0900 From: IWAMOTO Toshihiro Subject: Re: migration cache, updated In-Reply-To: <20041026122419.GD27014@logos.cnet> References: <20041025213923.GD23133@logos.cnet> <20041026.181504.38310112.taka@valinux.co.jp> <20041026092535.GE24462@logos.cnet> <20041026.230110.21315175.taka@valinux.co.jp> <20041026122419.GD27014@logos.cnet> MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Message-Id: <20041027072524.EA19F7045D@sv1.valinux.co.jp> Sender: owner-linux-mm@kvack.org Return-Path: To: Marcelo Tosatti Cc: Hirokazu Takahashi , linux-mm@kvack.org, iwamoto@valinux.co.jp, haveblue@us.ibm.com, hugh@veritas.com List-ID: At Tue, 26 Oct 2004 10:24:19 -0200, Marcelo Tosatti wrote: > Pages with reference count zero will be not be moved to the page > list, and truncated pages seem to be handled nicely later on the > migration codepath. > > A quick search on Iwamoto's test utils shows no sign of truncate(). IIRC, the easiest test method is file overwrite, such as while true; do tar zxvf ../some.tar.gz done > It would be nice to add more testcases (such as truncate() > intensive application) to his testsuite. And it would be great to have an automated regression test suite. I wonder if OSDL's test harness(http://stp.sf.net/) could be used, but I had no chance to investigate any further. -- IWAMOTO Toshihiro -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org