On 11/6/2010 5:41 AM, Sven Joachim wrote: > For ext4, mounting with the nodelalloc option helps a lot, although this > option allegedly slows down ext4 in the general case. How does that help? Doesn't it just disable the delayed allocator, forcing the blocks to be allocated when they hit the cache, rather than when flushed? Wouldn't that make sure you don't get zero byte files, but instead get files full of trash?