Bill Paul wrote:
[..]
> Okay. Well, I experimented a bit, and found that if I increased
> NFS_MAXPACKET by 512 bytes, the machines no longer panic. (Yes, that's
> NFS_MAXPACKET, not NFS_MAXDATA.) 512 is just a number I pulled out of my 
> ass: initially I just tried increasing it by 372 bytes (33544 - 
> NFS_MAXPACKET == 372) which got me a little further along, but later I 
> got another crash where mbuf siz was 33632. So I tried 512 and was able 
> to do a complete du on /usr without any problems.

One crashdump I've seen was oversize by 308 bytes, another was about 680
bytes.

Having the client do a readdir() on a large directory is what triggers it.

Cheers,
-Peter



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