alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: ONTAP 8.2 Commands
http://alethiakaiepisto.blogspot.com/2014/04/ontap-82-commands.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Thursday, April 24, 2014. ONTAP 8.2 Commands. This could be useful to have handy: new/modified commands in 8.2. Https:/ library.netapp.com/ecmdocs/ECMP1368838/html/GUID-EE036B98-BE1B-4CFA-A3DD-85CF6C1AF0A1.html. All Commands in CDOT 8.2. Https:/ library.netapp.com/ecm/ecm get file/ECMP1366832. Mapping 7-mode commands to CDOT 8.2. ONTAP 8.2 Commands.
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: NetApp All Flash FAS!
http://alethiakaiepisto.blogspot.com/2014/06/netapp-all-flash-fas.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Monday, June 30, 2014. NetApp All Flash FAS! Some great notes on designing an AFF:. Don't mix any other disk type with an AFF (hence, all flash) in the HA Pair. Feel free to mix within the cluster though! Don't use Flash Cache with AFF. It's perfectly OK to put the root aggregate on SAS drives. And of course, some performance data:. NetApp All Flash FAS!
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: Performance Case
http://alethiakaiepisto.blogspot.com/2014/04/performance-case.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Thursday, April 24, 2014. Just a performance case I worked recently. These kinds of things can be instructive for people with similar problems, or those who learn by playing along at home. Here's my email, sorry for the copy paste without context. And here is the data from Thursday 2/13. IOPS 1pm 4/5, 45,000. IOPS 11pm 4/4, 37,000. Subscribe to: Post Com...
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: How to convert from 7-Mode to CDOT
http://alethiakaiepisto.blogspot.com/2014/04/how-to-convert-from-7-mode-to-cdot.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Thursday, April 24, 2014. How to convert from 7-Mode to CDOT. Here is a publicly accessible document on converting your old 7-Mode systems to NetApp's new operating system, CDOT. Https:/ kb.netapp.com/support/index? Perform the following steps to convert from Data ONTAP 7-Mode to Data ONTAP 8.0X Cluster-Mode. Prompt. Do not perform a takeover. This work ...
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: Datacenter Migration Project: Lessons Learned
http://alethiakaiepisto.blogspot.com/2014/05/datacenter-migration-project-lessons.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Friday, May 16, 2014. Datacenter Migration Project: Lessons Learned. Some note I wanted to save for posterity on a datacenter migration project I lead several years ago:. What we did well:. Everything was set into the racks correctly on the first try (pretty incredible if you think about it). Communication with the customer was consistent. Have a pre-job...
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: SnapMirror vs SnapVault in CDOT
http://alethiakaiepisto.blogspot.com/2014/09/snapmirror-vs-snapvault-in-cdot.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Monday, September 22, 2014. SnapMirror vs SnapVault in CDOT. In CDOT we’ve simplified the commands and protocol: to create a snapvault relationship, you run “SnapMirror create –type XDP. 8221; To create a SnapMirror relationship, you run “SnapMirror create –type DP. 8221; In fact, for CDOT we no longer call it snapvault, it is called XDP SnapMirror.
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: Blog Overview
http://alethiakaiepisto.blogspot.com/p/blog-overview.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. These posts are written in a bit more technical jargon than the training posts, with helpful links to explanations of terms. Posts are focused on conveying lessons learned to people familiar with the material. NetApp Experience: Disk Bypass. NetApp Experience: ONTAP 8.0.2 Upgrad. EtApp Experience: CIFS Error. NetApp Experience: Bad Slo. CDOT Tip #6: FAQ.
alethiakaiepisto.blogspot.com
IT engineering and a little bit of hacking: Measuring Read Sequential vs Random
http://alethiakaiepisto.blogspot.com/2014/04/measuring-read-sequential-vs-random.html
IT engineering and a little bit of hacking. Hoping that others won't have to re-solve problems I've already figured out, and a few laughs along the way. Thursday, April 24, 2014. Measuring Read Sequential vs Random. If you want to measure an existing workload's seq vs random profile in IOPS, there's a pretty simple way. Run this command (diag mode): stats show readahead. The part you care about will look like this:. Readahead:readahead:seq read reqs. 4K:71%. Readahead:readahead:seq read reqs.8K:80%.
SOCIAL ENGAGEMENT