On Mon, Aug 03, 2015 at 02:51:37PM -0700, Jeff Rizzo wrote: > I need to look deeper, but a quick test writing lines of > ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz > > Shows that corruption starts when the file is exactly 65536 bytes long > (with an 8192 byte page size), with anything that size or longer getting > corrupted. It seems to be randomly garbled - same size, same bytes, but > shuffled around. When I was narrowing it down, I sometimes saw random > corruption inserted at larger file sizes - at one point I saw short strings > of NUL and the string "posix2_upe" (which would appear to be a symbol?) > inserted at seemingly-random spots.
Does that size vary with the NFS block size? The symptoms make me think of scrambled mbufs, if anything... -- David A. Holland [email protected]
