On Thu, Jan 19, 2017 at 10:45 PM, Qu Wenruo <[email protected]> wrote:
>> Another file system, 15 minutes old with two mounts in its whole >> lifetime, and only written with kernel 4.10-rc3 has over 30 lines of >> varying numbers: >> >> ERROR: root 257 EXTENT DATA[150134 11317248] prealloc shouln't have >> datasum >> >> That file system should have no preallocated extents (It's a clean >> installation of Fedora Rawhide, using only rsync) > > > btrfs-debug-tree will help to make sure what is wrong. 6b187fa6.logs.tar.gz 20M https://drive.google.com/open?id=0B_2Asp8DGjJ9SlRvZ2plNXVmTUU That's the small recent one, generic content. The others are bigger, and I should probably sanitize the filenames from debug-tree but can't find in the archives how to do that. Is btrfs-image useful for this? > That's why lowmem mode is still not the default option. > > The problem os original mode is, if you're checking a TB level fs and only 2 > or 4G ram, then it's quite possible you ran out of memory and won't be able > to check the fs forever, more several than annoying. Fair enough. -- Chris Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
