On Wed, Apr 27, 2011 at 2:34 PM, Allison Henderson <achender@xxxxxxxxxxxxxxxxxx> wrote: > On 4/26/2011 9:48 PM, Yongqiang Yang wrote: >> >> On Wed, Apr 27, 2011 at 3:08 AM, Allison Henderson >> <achender@xxxxxxxxxxxxxxxxxx> wrote: >>> >>> On 4/23/2011 1:44 AM, Yongqiang Yang wrote: >>>> >>>> v0->v1: >>>> fix a bug in ext4_ext_convert_to_initialized() reported by >>>> Allison<achender@xxxxxxxxxxxxxxxxxx>. >>>> >>>> optimize ext4_ext_convert_to_initialized(). >>>> >>>> -- factor common code >>>> These patches factor common code from >>>> ext4_ext_convert_to_initialized() >>>> and >>>> ext4_split_unwritten_extents() so that extent-move-on-write in >>>> snapshot >>>> and >>>> punch hole can be built on the common code. >>>> >>>> -- optimization >>>> the 4th and the 5th patch optimize ext4_ext_convert_to_initialized() >>>> by >>>> zeroing out in memory. >>>> >>>> >>>> [PATCH RFC v1 1/5] ext4:Add a function merging extent right and left. >>>> [PATCH RFC v1 2/5] ext4:Add two functions splitting an extent. >>>> [PATCH RFC v1 3/5] ext4:Reimplement convert and split_unwritten. >>>> [PATCH RFC v1 4/5] ext4: Add a function ext4_ext_zeroout_mem(). >>>> [PATCH RFC v1 5/5] ext4: optimize ext4_ext_convert_to_initialized(). >>>> -- >>>> To unsubscribe from this list: send the line "unsubscribe linux-ext4" in >>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> >>> Hi there, >>> >>> Just an update on your patch set. Im am working on getting the punch >>> hole >>> patch to work with this new set, but I'm am having trouble getting it >>> through the stress test. It gets up to around 48265 file operations, and >>> then hangs. So I am currently trying to narrow down the problem. It >>> looks >>> like it does it with or with out the extra punch hole patches, but you >>> may >>> need to enable fallocate in the fsx Makefile to recreate the problem. I >>> will keep you posted if I find any more clues. >> >> Hi, >> >> Could you tell me how to get fsx? I can not find that. > > Hi there, > > I believe you can find it in both xfstests and ltp. The one I am using I > got from xfstests here: > > http://xfs.org/index.php/Getting_the_latest_source_code > > Once you have it configured and built, there is a sub folder called ltp. > Execute this command from that folder: > > ./fsx -d -b 1 -N 100000 -S 1 /mnt/ext4MntPt/holePunch/testFile > > Where "/mnt/ext4MntPt/holePunch/testFile" is a file on an ext4 file system. > It should then try to run through 100000 random file operations, but get > stuck on number 48256. > > If you do not see any fallocate operations running, you may have to go > enable it in the ltp/Makefile. I had to change "ifeq ($(HAVE_FALLOCATE), > true)" to "ifeq ($(HAVE_FALLOCATE), yes)" to allow the extra fallocate code > to compile in. Let me know if you have any trouble recreating the bug. Thank you. > >> >> Thank you, >> Yongqiang. >>> >>> Allison Henderson >>> >> >> >> > > -- Best Wishes Yongqiang Yang -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
