--_000_ED08B56256B38842A463A2A0804C5AC0326B0A4595svrcaexch1atg_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi I have one question about whether GlusterFS is the suitable solution to be = used as the block storage for VMs. The failure tolerant and scalability is good for GlusterFS, but in my test,= it seems the iops is pretty bad. In some blog, it said, it is even with wo= rse performance than normal NFS. Should I use iscsi+drbd for the block storage for VMs. Can somebody give some advice for this? Thanks, Cong ________________________________ This e-mail message is for the sole use of the intended recipient(s) and ma= y contain confidential and privileged information. Any unauthorized review,= use, disclosure or distribution is prohibited. If you are not the intended= recipient, please contact the sender by reply e-mail and destroy all copie= s of the original message. If you are the intended recipient, please be adv= ised that the content of this message is subject to access, review and disc= losure by the sender's e-mail System Administrator. --_000_ED08B56256B38842A463A2A0804C5AC0326B0A4595svrcaexch1atg_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable <html xmlns:v=3D"urn:schemas-microsoft-com:vml" xmlns:o=3D"urn:schemas-micr= osoft-com:office:office" xmlns:w=3D"urn:schemas-microsoft-com:office:word" = xmlns:m=3D"http://schemas.microsoft.com/office/2004/12/omml" xmlns=3D"http:= //www.w3.org/TR/REC-html40"> <head> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Dus-ascii"=
<meta name=3D"Generator" content=3D"Microsoft Word 14 (filtered medium)"> <style><!-- /* Font Definitions */ @font-face {font-family:SimSun; panose-1:2 1 6 0 3 1 1 1 1 1;} @font-face {font-family:"Cambria Math"; panose-1:2 4 5 3 5 4 6 3 2 4;} @font-face {font-family:Calibri; panose-1:2 15 5 2 2 2 4 3 2 4;} @font-face {font-family:Tahoma; panose-1:2 11 6 4 3 5 4 4 2 4;} @font-face {font-family:"\@SimSun"; panose-1:2 1 6 0 3 1 1 1 1 1;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {margin:0in; margin-bottom:.0001pt; font-size:11.0pt; font-family:"Calibri","sans-serif";} a:link, span.MsoHyperlink {mso-style-priority:99; color:blue; text-decoration:underline;} a:visited, span.MsoHyperlinkFollowed {mso-style-priority:99; color:purple; text-decoration:underline;} p.MsoAcetate, li.MsoAcetate, div.MsoAcetate {mso-style-priority:99; mso-style-link:"Balloon Text Char"; margin:0in; margin-bottom:.0001pt; font-size:8.0pt; font-family:"Tahoma","sans-serif";} span.EmailStyle17 {mso-style-type:personal-compose; font-family:"Calibri","sans-serif"; color:windowtext;} span.BalloonTextChar {mso-style-name:"Balloon Text Char"; mso-style-priority:99; mso-style-link:"Balloon Text"; font-family:"Tahoma","sans-serif";} .MsoChpDefault {mso-style-type:export-only; font-family:"Calibri","sans-serif";} @page WordSection1 {size:8.5in 11.0in; margin:1.0in 1.0in 1.0in 1.0in;} div.WordSection1 {page:WordSection1;} --></style><!--[if gte mso 9]><xml> <o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" /> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext=3D"edit"> <o:idmap v:ext=3D"edit" data=3D"1" /> </o:shapelayout></xml><![endif]--> </head> <body lang=3D"EN-US" link=3D"blue" vlink=3D"purple"> <div class=3D"WordSection1"> <p class=3D"MsoNormal">Hi <o:p></o:p></p> <p class=3D"MsoNormal"><o:p> </o:p></p> <p class=3D"MsoNormal">I have one question about whether GlusterFS is the s= uitable solution to be used as the block storage for VMs.<o:p></o:p></p> <p class=3D"MsoNormal">The failure tolerant and scalability is good for Glu= sterFS, but in my test, it seems the iops is pretty bad. In some blog, it s= aid, it is even with worse performance than normal NFS.<o:p></o:p></p> <p class=3D"MsoNormal">Should I use iscsi+drbd for the block storage fo= r VMs.<o:p></o:p></p> <p class=3D"MsoNormal">Can somebody give some advice for this? <o:p></o:p><= /p> <p class=3D"MsoNormal"><o:p> </o:p></p> <p class=3D"MsoNormal">Thanks,<br> Cong<o:p></o:p></p> </div> <br> <hr> <font face=3D"Arial" color=3D"Gray" size=3D"1">This e-mail message is for t= he sole use of the intended recipient(s) and may contain confidential and p= rivileged information. Any unauthorized review, use, disclosure or distribu= tion is prohibited. If you are not the intended recipient, please contact the sender by reply e-mail and destroy = all copies of the original message. If you are the intended recipient, plea= se be advised that the content of this message is subject to access, review= and disclosure by the sender's e-mail System Administrator.<br> </font> </body> </html> --_000_ED08B56256B38842A463A2A0804C5AC0326B0A4595svrcaexch1atg_--