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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>So, you can “zpool create –o ashift=12” in illumos? I can’t do that in smartos at least….<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> Geoff Nordli [mailto:geoff.nordli@gmail.com] <b>On Behalf Of </b>Geoff Nordli<br><b>Sent:</b> </span><span lang=ZH-CN style='font-size:10.0pt;font-family:宋体;color:windowtext'>星期一</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>, </span><span lang=ZH-CN style='font-size:10.0pt;font-family:宋体;color:windowtext'>三月</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> 21, 2016 10:59<br><b>To:</b> Fred Liu; omnios-discuss<br><b>Cc:</b> zfs-discuss@list.zfsonlinux.org<br><b>Subject:</b> Re: [OmniOS-discuss] 4kn or 512e with ashift=12<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><br><br>Hi Fred. <br><br>Definitely, the ashift parameter has been around on the illumos for a couple of years. <br><br>thanks,<br><br>Geoff <br><br>On 16-03-20 05:21 PM, Fred Liu wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal>The ashift parameter doesn't apply in illumos if my memory serves me well. It was introduced by ZoL.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Fred<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><br><br><o:p></o:p></p><div><p class=MsoNormal style='margin-bottom:12.0pt'>On Sun, Mar 20, 2016 at 1:37 PM -0700, "Geoff Nordli" <<a href="mailto:geoffn@gnaa.net" target="_blank">geoffn@gnaa.net</a>> wrote:<o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt'>Quick, question.<br><br>Any performance differences between 4Kn and 512e with ashift=12?<br><br>I am thinking there should not be, since they will both write the full <br>4K block size.<br><br>The workload will be virtual machines using a zvol.<br><br>thanks,<br><br>Geoff<br>_______________________________________________<br>OmniOS-discuss mailing list<br><a href="mailto:OmniOS-discuss@lists.omniti.com">OmniOS-discuss@lists.omniti.com</a><br><a href="http://lists.omniti.com/mailman/listinfo/omnios-discuss">http://lists.omniti.com/mailman/listinfo/omnios-discuss</a><o:p></o:p></span></p></div></blockquote><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>`