On Wed, 31 August 2011 12:52:54 +0530, srimugunthan dhandapani wrote: > On Wed, Aug 31, 2011 at 11:28 AM, Jörn Engel <joern@xxxxxxxxx> wrote: > > > I can do. Can you ensure you have my patch applied, rerun the rest > > case and send me the kernel results? > > I applied your patch1 and the bonnie output is the same(stuck at > "Creating files in sequential order ..."). The kernel is from your > git directory(http://git.kernel.org/?p=linux/kernel/git/joern/logfs.git;a=summary) > I am pretty sure i applied the patch. The git diff output is below[1] > > The kernel log is at > https://docs.google.com/leaf?id=0BycgLWCW61phNjY0ZDg4ZjUtYzAyMy00YTgwLWFlMmItNjlmZWIzMWFlNGUy&hl=en_US 600M. And starting at line 34285 or about 0% in, the output mutates to something like the below. Not very useful. :( Aug 31 12:28:06 mll kernel: [ 991.561293] logfs_write_obj_alia 8,, 83,(3f(320(#2 #s #es sesaseiaslialilialilialialialialialialialialialialialialialilialialialilialialialililialialialilialialialilililialialialialialilialialiallialilialialialiaali_alj_abjo_ws_fsgfogflo lo] l4] 7581586156.561.591.9 9 [ >[7>[<7 Aug 31 12:28:06 mll kernel: <7 Aug 31 12:28:07 mll kernel: last message repeated 4 times Aug 31 12:28:06 mll kernel: < Aug 31 12:28:06 mll kernel: <7 Aug 31 12:28:06 mll kernel: <7 Aug 31 12:28:06 mll kernel: < Aug 31 12:28:06 mll kernel: < Aug 31 12:28:06 mll kernel: <7 Aug 31 12:28:06 mll kernel: <7 Aug 31 12:28:06 mll kernel: < Can you set LOGFS_DEBUG to 0, both to cut down the noise and in the hope that the log output doesn't get corrupted like this again? > While i still have your attention, i would like to point out at max > writepage size restriction in logfs. Currently logfs has a max > writepage size as 4K. Currently, large page nand flashes and MLC nand > come in 8K page sizes. As the usecase for logfs is large nand > flashes(mostly with parallel and DMA write capabilities), it may be > essential to remove the 4K write page size restriction. > I was only able to change the logfs-tools for >4K writepage size. If > you send a patch, that makes logfs useable for writepagesize >4K, i > can try on real hardware, instead of nandsim and give you the results > :-) That sure sounds useful. I'll have a look... Jörn -- "Security vulnerabilities are here to stay." -- Scott Culp, Manager of the Microsoft Security Response Center, 2001 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
