On 04/29/2013 09:55 PM, Jacob Yundt wrote: >> Can you provide details of your volume configuration? If you have posix-aio >> enabled on the volume, it might be worth trying after disabling that option. > > No, I do not have posix-aio (storage.linux-aio ?) enabled. Yes, I was referring to storage.linux-aio. The server volume configuration file does look fine. Can you provide a strace of the glusterfsd process when EINVALs are seen on readv and/or writev calls? Thanks, Vijay