Coda File System

Re: crash in rvmlib_free (not necessarily) during repair

From: Greg Troxel <gdt_at_ir.bbn.com>
Date: Wed, 10 Jul 2013 08:01:00 -0400
Jan Harkes <jaharkes_at_cs.cmu.edu> writes:

> There is no such representation problem as far a I know. RPC2 has always
> properly converted to and from network byte order. There are some
> packets sent as 'binary blob', such as the reintegration log, the
> directory contents (which is exchanged during server resolution) and the
> repair fix files.
>
> Reintegration log is 'endian-corrected' by feeding it through the
> MultiRPC2 marshalling code. Directory data has 3 or 4 different
> representations, on-disk, in-memory, on-the-wire, and kernel-native,
> and has it's limitations (size/# of directory entries). The repair fix
> files are in a 'human readable' format and parsed by the server, either
> way there are no endianness or 32/64 issues there.
>
> Just about everything in Coda is based on 32-bit integers even when you
> are running on a 64-bit systems, so 64-bits really just gives you more
> addressible memory.

So have you run across i386 and sparc64 servers, or something like that,
and seen the test suite :-) pass?   I can't quite tell if you mean
'should work' vs 'has been tested and is known to work'.

Received on 2013-07-10 08:01:05