Date: Mon, 13 Sep 2010 18:35:37 +0200 From: Goran Lowkrantz <glz@hidden-powers.com> To: Rick Macklem <rmacklem@uoguelph.ca>, rick-freebsd2009@kiwi-computer.com Cc: Hannes Hauswedell <h2+freebsd@fsfe.org>, freebsd-stable@freebsd.org Subject: Re: Why is NFSv4 so slow? Message-ID: <FBA6F4A01F4A0BB44C97C968@[172.16.2.182]>
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--On September 12, 2010 11:44:40 -0400 Rick Macklem <rmacklem@uoguelph.ca>=20
wrote:
>> On Wed, Sep 01, 2010 at 11:46:30AM -0400, Rick Macklem wrote:
<snip>
My results seems to confirm a factor of two (or 1.5) but it's stable:
new nfs nfsv4
3999969792 bytes transferred in 71.932692 secs (55607119 bytes/sec)
3999969792 bytes transferred in 66.806218 secs (59874214 bytes/sec)
3999969792 bytes transferred in 65.127972 secs (61417079 bytes/sec)
3999969792 bytes transferred in 64.493585 secs (62021204 bytes/sec)
old nfs nfsv3
3999969792 bytes transferred in 42.290365 secs (94583478 bytes/sec)
3999969792 bytes transferred in 42.135682 secs (94930700 bytes/sec)
3999969792 bytes transferred in 41.404841 secs (96606332 bytes/sec)
3999969792 bytes transferred in 41.461210 secs (96474989 bytes/sec)
new nfs nfsv3
3999969792 bytes transferred in 63.172592 secs (63318121 bytes/sec)
3999969792 bytes transferred in 64.149324 secs (62354044 bytes/sec)
3999969792 bytes transferred in 62.447537 secs (64053284 bytes/sec)
3999969792 bytes transferred in 57.203868 secs (69924813 bytes/sec)
Client:
FreeBSD 8.1-STABLE #200: Sun Sep 12 12:03:25 CEST 2010
root@skade.glz.hidden-powers.com:/usr/obj/usr/src/sys/GENERIC amd64
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 5000+ (2600.26-MHz K8-class=20
CPU)
Origin =3D "AuthenticAMD" Id =3D 0x60fb2 Family =3D f Model =3D 6b =
Stepping =3D=20
2
em0: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=3D19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4>
ether 00:1b:21:2e:7d:3c
inet 10.255.253.3 netmask 0xffffff00 broadcast 10.255.253.255
media: Ethernet autoselect (1000baseT <full-duplex>)
status: active
Server:
FreeBSD 8.1-STABLE #74: Sun Sep 5 18:47:12 CEST 2010
root@midgard.glz.hidden-powers.com:/usr/obj/usr/src/sys/SERVER amd64
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Phenom(tm) 9550 Quad-Core Processor (2210.08-MHz K8-class CPU)
Origin =3D "AuthenticAMD" Id =3D 0x100f23 Family =3D 10 Model =3D 2 =
Stepping=20
=3D 3
re0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0=20
mtu 1500
options=3D3898<VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_UCAST,WOL_MCAST,WOL_=
MAGIC>
ether 00:1f:d0:59:d8:e2
inet 10.255.253.1 netmask 0xffffff00 broadcast 10.255.253.255
media: Ethernet autoselect (1000baseT <full-duplex>)
status: active
Network:
Systems connected via two Netgear GS108T, one system to each switch, the=20
switches connected via TP cable.
Patchar:
stable-8-v15.patch
zfs_metaslab_v2.patch
zfs_abe_stat_rrwlock.patch
arc.c.9.patch
r211970.patch
Cheers,
G=F6ran
---
"There is hopeful symbolism in the fact that flags do not wave in a =
vacuum."
-- Arthur C. Clarke
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