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Tag: Storage

NetApp NFS chgrp issue

NetApp NFS chgrp issue

Posted on 2017/09/012017/09/01 by nullgenome
Had an interesting issue that I’ve resolved just now. Because of my history in networking and Windows administration I’m not that aware of Linux and NFS legacy stuff like I maybe am with W... Read More
Quick Dirty ONTAP 9 Disk Assignment

Quick Dirty ONTAP 9 Disk Assignment

Posted on 2017/03/062017/03/06 by nullgenome
Below assumes you have passwordless ssh setup Sometimes a new NetApp system comes in without the disk assignment not how you want. First disable autoassign on all cluster nodes: ssh disk options modif... Read More
Cleversafe Trend Reporting with Zabbix

Cleversafe Trend Reporting with Zabbix

Posted on 2017/02/282017/02/28 by nullgenome
Preamble Either curl and jq or a python script is needed to handle the data returned when polling the DSNet Manager as the data is returned in JSON format. SNMP support for querying the DSNet system d... Read More
NetApp C-mode Autoassign disk gotchas

NetApp C-mode Autoassign disk gotchas

Posted on 2016/02/082016/02/08 by nullgenome
A couple of things happened recently that has made me discover a recent change in C-mode for the disk auto assignment. In 7-mode, for me at least, swapping disks was a simple process however not so it... Read More
Freenas - Check all drives for SMART info

Freenas – Check all drives for SMART info

Posted on 2015/12/132016/11/06 by nullgenome
I received another warning on a drive today about not being able to read the SMART info. So as I normally do I check run smartctl against it. This turned up some reallocation entries. Hmm how do I eas... Read More
Investigating an issue FreeNAS drive

Investigating an issue FreeNAS drive

Posted on 2015/11/09 by nullgenome
I’ve had a drive in my FreeNAS server for a long time now with a Current Pending Sector error. As it and no other errors (see below) have incremented I’ve been ignoring it. ID# ATTRIBUTE_N... Read More
NetApp vfiler 7-mode to SVM C-mode migration

NetApp vfiler 7-mode to SVM C-mode migration

Posted on 2015/10/062015/10/06 by nullgenome
Migrating 7-mode vfiler into C-mode Assumptions The source vfiler is only serving NFS v3 This process will attempt to use the read/write mode as there are no LUNs The project will not attempt to migra... Read More
Migrating 7-mode data into C-mode - Preparation

Migrating 7-mode data into C-mode – Preparation

Posted on 2015/10/052015/10/05 by nullgenome
Preparing the Destination C-mode system Make sure SSLv3 is enabled: system service web show It was suggested to enable FIPS however the Unified Manager couldn’t then monitor the system. Check th... Read More
NetApp 8.3.1 SVM DR failure

NetApp 8.3.1 SVM DR failure

Posted on 2015/10/012015/10/05 by nullgenome
I was trying to setup a SVM DR relationship of a recently migrated 7-mode vfiler and it would never initialise. Needed some help troubleshooting the issue but the key command to use on the target clus... Read More
NetApp's new Advanced Disk Partitioning

NetApp’s new Advanced Disk Partitioning

Posted on 2015/07/072015/07/07 by nullgenome
We finally got ourselves an 8.3 C-Mode Snapmirror target device; well that’s the only mode available in 8.3. A relativly small FAS2554 with 6TB drives. The proposal was to use the new feature in... Read More
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  • NetApp NFS chgrp issue 2017/09/01
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