topic LUN Misalignment in ONTAP Discussions https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23045#M5445 <HTML><HEAD></HEAD><BODY><P>I recently used Performance Advisor in the NetApp Management Console to try to determine ways to improve performance on our NetApp filers.&nbsp; One of the recommendations was to correct LUN misalignment on several LUNs.&nbsp; All of our LUNs are connected to Windows systems (i.e. none are in use in the Vmware environment).&nbsp; Does this recommndation still apply, or would it only apply when using a LUN in VMware?&nbsp; If it does apply, can someone point to any helpful information on this subject?</P></BODY></HTML> Thu, 05 Jun 2025 05:29:25 GMT TMADOCTHOMAS 2025-06-05T05:29:25Z LUN Misalignment https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23045#M5445 <HTML><HEAD></HEAD><BODY><P>I recently used Performance Advisor in the NetApp Management Console to try to determine ways to improve performance on our NetApp filers.&nbsp; One of the recommendations was to correct LUN misalignment on several LUNs.&nbsp; All of our LUNs are connected to Windows systems (i.e. none are in use in the Vmware environment).&nbsp; Does this recommndation still apply, or would it only apply when using a LUN in VMware?&nbsp; If it does apply, can someone point to any helpful information on this subject?</P></BODY></HTML> Thu, 05 Jun 2025 05:29:25 GMT https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23045#M5445 TMADOCTHOMAS 2025-06-05T05:29:25Z Re: LUN Misalignment https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23049#M5447 <HTML><HEAD></HEAD><BODY><P>especially on Windows! because until Windows 2008 it always created misaligned partitions.</P><P><A href="https://kb.netapp.com/support/index?page=content&amp;id=1010803&amp;actp=search&amp;viewlocale=en_US&amp;searchid=1409730250203" title="https://kb.netapp.com/support/index?page=content&amp;id=1010803&amp;actp=search&amp;viewlocale=en_US&amp;searchid=1409730250203" target="_blank">https://kb.netapp.com/support/index?page=content&amp;id=1010803&amp;actp=search&amp;viewlocale=en_US</A></P></BODY></HTML> Wed, 03 Sep 2014 07:46:04 GMT https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23049#M5447 DOMINIC_WYSS 2014-09-03T07:46:04Z Re: LUN Misalignment https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23053#M5450 <HTML><HEAD></HEAD><BODY><P>Great article, thanks Dominc!&nbsp; I will continue to research.&nbsp; Would love to hear anyone's comments on how they resolved misaligned I/O and/or if it made a difference.</P></BODY></HTML> Wed, 03 Sep 2014 13:24:50 GMT https://community.netapp.com/t5/ONTAP-Discussions/LUN-Misalignment/m-p/23053#M5450 TMADOCTHOMAS 2014-09-03T13:24:50Z