[OpenAFS] zfs File system

Robert Banz rob@nofocus.org
Mon, 21 Apr 2008 11:00:59 -0700


--Apple-Mail-169-712908800
Content-Type: text/plain;
	charset=US-ASCII;
	format=flowed;
	delsp=yes
Content-Transfer-Encoding: 7bit


At my last job, we had switched to using ZFS exclusively for our AFS  
servers, and had great luck with it. Look back in the archives of this  
list for discussion of it, and check out one of my ex-coworker's  
presentations from the 2007 AFS workshop on just that subject:

http://elektronkind.org/osol/OpenAFS-ZFS.pdf


On Apr 21, 2008, at 10:43 AM, Prasun Gupta wrote:

> On solaris the recommended filesystem of use for building afs  
> filesystem is ufs without logging turned on. This is really a very  
> primitive file system, and it loses a lot of the new features in the  
> filesystems.
>
> Has anybody used zfs successfully and in what configuration ?
> a)       striped zfs
> b)       Raid5 zraid1 zfs
> c)       Raid6 zraid2 zfs
>
> Any recommendations will be greatly appreciated ?
>
> Thanks
> Prasun
>


--Apple-Mail-169-712908800
Content-Type: text/html;
	charset=US-ASCII
Content-Transfer-Encoding: quoted-printable

<html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; =
-webkit-line-break: after-white-space; "><div><br></div><div>At my last =
job, we had switched to using ZFS exclusively for our AFS servers, and =
had great luck with it. Look back in the archives of this list for =
discussion of it, and check out one of my ex-coworker's presentations =
from the 2007 AFS workshop on just that =
subject:</div><div><br></div><div><div style=3D"margin-top: 0px; =
margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal =
normal normal 12px/normal Helvetica; "><a =
href=3D"http://elektronkind.org/osol/OpenAFS-ZFS.pdf">http://elektronkind.=
org/osol/OpenAFS-ZFS.pdf</a></div></div><div><br></div><br><div><html>On =
Apr 21, 2008, at 10:43 AM, Prasun Gupta wrote:</html><br =
class=3D"Apple-interchange-newline"><blockquote type=3D"cite"><span =
class=3D"Apple-style-span" style=3D"border-collapse: separate; color: =
rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: =
normal; font-variant: normal; font-weight: normal; letter-spacing: =
normal; line-height: normal; orphans: 2; text-align: auto; text-indent: =
0px; text-transform: none; white-space: normal; widows: 2; word-spacing: =
0px; -webkit-border-horizontal-spacing: 0px; =
-webkit-border-vertical-spacing: 0px; =
-webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: =
auto; -webkit-text-stroke-width: 0; "><div lang=3D"EN-US" link=3D"blue" =
vlink=3D"purple" style=3D"word-wrap: break-word; -webkit-nbsp-mode: =
space; -webkit-line-break: after-white-space; "><div =
class=3D"Section1"><div><div style=3D"margin-top: 0in; margin-right: =
0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; =
font-family: 'Times New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"><span style=3D"font-size: 10pt; font-family: Arial; =
color: navy; ">On solaris the recommended filesystem of use for building =
afs filesystem is ufs without logging turned on. This is really a very =
primitive file system, and it loses a lot of the new features in the =
filesystems.<o:p></o:p></span></font></div><div style=3D"margin-top: =
0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; =
font-size: 12pt; font-family: 'Times New Roman'; "><font size=3D"2" =
color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; =
"><o:p>&nbsp;</o:p></span></font></div><div style=3D"margin-top: 0in; =
margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: =
12pt; font-family: 'Times New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"><span style=3D"font-size: 10pt; font-family: Arial; =
color: navy; ">Has anybody used zfs successfully and in what =
configuration ?<o:p></o:p></span></font></div><div style=3D"text-indent: =
-0.25in; margin-top: 0in; margin-right: 0in; margin-left: 0in; =
margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New =
Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
"><span>a)<font size=3D"1" face=3D"Times New Roman"><span style=3D"font: =
normal normal normal 7pt/normal 'Times New Roman'; =
">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span =
class=3D"Apple-converted-space">&nbsp;</span></span></font></span></span><=
/font><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">striped =
zfs<o:p></o:p></span></font></div><div style=3D"text-indent: -0.25in; =
margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: =
0.0001pt; font-size: 12pt; font-family: 'Times New Roman'; "><font =
size=3D"2" color=3D"navy" face=3D"Arial"><span style=3D"font-size: 10pt; =
font-family: Arial; color: navy; "><span>b)<font size=3D"1" face=3D"Times =
New Roman"><span style=3D"font: normal normal normal 7pt/normal 'Times =
New Roman'; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span =
class=3D"Apple-converted-space">&nbsp;</span></span></font></span></span><=
/font><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">Raid5 =
zraid1 zfs<o:p></o:p></span></font></div><div style=3D"text-indent: =
-0.25in; margin-top: 0in; margin-right: 0in; margin-left: 0in; =
margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New =
Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
"><span>c)<font size=3D"1" face=3D"Times New Roman"><span style=3D"font: =
normal normal normal 7pt/normal 'Times New Roman'; =
">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span =
class=3D"Apple-converted-space">&nbsp;</span></span></font></span></span><=
/font><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">Raid6 =
zraid2 zfs<o:p></o:p></span></font></div><div style=3D"margin-top: 0in; =
margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: =
12pt; font-family: 'Times New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"><span style=3D"font-size: 10pt; font-family: Arial; =
color: navy; "><o:p>&nbsp;</o:p></span></font></div><div =
style=3D"margin-top: 0in; margin-right: 0in; margin-left: 0in; =
margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New =
Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; ">Any =
recommendations will be greatly appreciated =
?<o:p></o:p></span></font></div><div style=3D"margin-top: 0in; =
margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: =
12pt; font-family: 'Times New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"><span style=3D"font-size: 10pt; font-family: Arial; =
color: navy; "><o:p>&nbsp;</o:p></span></font></div><div =
style=3D"margin-top: 0in; margin-right: 0in; margin-left: 0in; =
margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New =
Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
">Thanks<o:p></o:p></span></font></div><div style=3D"margin-top: 0in; =
margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: =
12pt; font-family: 'Times New Roman'; "><font size=3D"2" color=3D"navy" =
face=3D"Arial"><span style=3D"font-size: 10pt; font-family: Arial; =
color: navy; ">Prasun<o:p></o:p></span></font></div><div =
style=3D"margin-top: 0in; margin-right: 0in; margin-left: 0in; =
margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New =
Roman'; "><font size=3D"2" color=3D"navy" face=3D"Arial"><span =
style=3D"font-size: 10pt; font-family: Arial; color: navy; =
"><o:p>&nbsp;</o:p></span></font></div></div></div></div></span></blockquo=
te></div><br></body></html>=

--Apple-Mail-169-712908800--