Terrible NFS4 performance: FreeBSD 9.1 + ZFS + AWS EC2

[Rick Macklem]

Berend de Boer wrote:
> >>>>> "Rick" == Rick Macklem <rmacklem at uoguelph.ca> writes:
> 
>     Rick> Please try this patch:
> 
> Hi Rick,
> 
> Could you please reroll the patc hagainst 9.1-RELEASE? Not sure what
> version of FreeBSD you made this for.
I haven't a clue, either, to be honest;-)

> I have 9.1-RELEASE. Get three
> failures:
> 
I don't have a copy of 9.1-RELEASE handy, but here's one for stable/9.
If that still fails, just email and I'll download 9.1-RELEASE and create
one for it.
  http://people.freebsd.org/~rmacklem/drc4-stable9.patch

rick

>   # patch --check -p0 < ~/drc4.patch
>   Hmm...  Looks like a unified diff to me...
>   The text leading up to this was:
>   --------------------------
>   |--- fs/nfsserver/nfs_nfsdcache.c.orig	2013-01-07
>   |09:04:13.000000000 -0500
>   |+++ fs/nfsserver/nfs_nfsdcache.c	2013-03-12 22:42:05.000000000
>   |-0400
>   --------------------------
>   Patching file fs/nfsserver/nfs_nfsdcache.c using Plan A...
>   Hunk #1 succeeded at 160.
>   Hunk #2 succeeded at 216.
>   Hunk #3 succeeded at 271.
>   Hunk #4 succeeded at 357.
>   Hunk #5 succeeded at 370.
>   Hunk #6 succeeded at 381.
>   Hunk #7 succeeded at 396 with fuzz 2.
>   Hunk #8 succeeded at 426.
>   Hunk #9 succeeded at 444.
>   Hunk #10 succeeded at 468.
>   Hunk #11 failed at 476.
>   Hunk #12 failed at 501.
>   Hunk #13 succeeded at 523.
>   Hunk #14 succeeded at 531.
>   Hunk #15 succeeded at 547.
>   Hunk #16 succeeded at 568.
>   Hunk #17 succeeded at 579.
>   Hunk #18 succeeded at 601.
>   Hunk #19 succeeded at 665.
>   Hunk #20 succeeded at 674.
>   Hunk #21 failed at 683.
>   Hunk #22 succeeded at 718.
>   Hunk #23 succeeded at 729.
>   Hunk #24 succeeded at 750.
>   Hunk #25 succeeded at 779.
>   Hunk #26 succeeded at 788.
>   Hunk #27 succeeded at 803.
>   Hunk #28 succeeded at 828.
>   Hunk #29 succeeded at 927.
>   Hunk #30 succeeded at 943.
>   3 out of 30 hunks failed--saving rejects to
>   fs/nfsserver/nfs_nfsdcache.c.rej
>   Hmm...  The next patch looks like a unified diff to me...
>   The text leading up to this was:
>   --------------------------
>   |--- fs/nfsserver/nfs_nfsdport.c.orig	2013-03-02 18:19:34.000000000
>   |-0500
>   |+++ fs/nfsserver/nfs_nfsdport.c	2013-03-12 17:51:31.000000000
>   |-0400
>   --------------------------
>   Patching file fs/nfsserver/nfs_nfsdport.c using Plan A...
>   Hunk #1 succeeded at 59 with fuzz 1 (offset -2 lines).
>   Hunk #2 succeeded at 3284 (offset -22 lines).
>   Hunk #3 succeeded at 3351 with fuzz 1 (offset -5 lines).
>   Hmm...  The next patch looks like a unified diff to me...
>   The text leading up to this was:
>   --------------------------
>   |--- fs/nfs/nfsport.h.orig	2013-03-02 18:35:13.000000000 -0500
>   |+++ fs/nfs/nfsport.h	2013-03-12 17:51:31.000000000 -0400
>   --------------------------
>   Patching file fs/nfs/nfsport.h using Plan A...
>   Hunk #1 succeeded at 547 (offset -62 lines).
>   Hmm...  The next patch looks like a unified diff to me...
>   The text leading up to this was:
>   --------------------------
>   |--- fs/nfs/nfsrvcache.h.orig	2013-01-07 09:04:15.000000000 -0500
>   |+++ fs/nfs/nfsrvcache.h	2013-03-12 18:02:42.000000000 -0400
>   --------------------------
>   Patching file fs/nfs/nfsrvcache.h using Plan A...
>   Hunk #1 succeeded at 41.
>   done
> 
> 
> I just want to make sure I can apply it cleanly and that it's not a
> mistake I made when making this work when it doesn't.
> 
> --
> All the best,
> 
> Berend de Boer
> 
> 
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