Data Storage
I recently did the power down of a datacentre containing a 3PAR and wanted to quickly cover off the steps that I followed to power off and then back on. First of all I did a health check to check for any issues such as a failed disk: 3PAR1% checkhealth Checking alert Checking cabling Checking… Okumaya devam et SHUTTING DOWN A 3PAR
Troubleshooting Commands Here are some some useful Isilon commands to assist you in troubleshooting Isilon storage array issues. Grep the log for stalled drives on the isilon cluster cat /var/log/messages |grep -o ‘stalled: [0-9,*:]*’|sort |uniq -c (Stalled drives are bad, and can cause cluster problems. you could also run this command on the individual nodes /var/log/restripe.log… Okumaya devam et EMC isilon Troubleshooting Commands
Tress pass all luns ot the other SPA naviseccli -h ss1_spa trespass all Tress pass to the default owner naviseccli -h ss1_spa trespass mine naviseccli -h ss1_spb trespass mine naviseccli -h 10.80.56.10 getlun -owner |egrep ‘SP A’ |wc -l 1446 naviseccli -h 10.80.56.11 getlun -owner |egrep ‘SP B’ |wc -l 892 Remove or Unregister host… Okumaya devam et EMC Clariion
NETWORK To check the network interface/Configuration: ifconfig -a DISKS To assign all disks in one go: netapp1> disk assign all To check what disks are part of which aggr/vol/diskgroup: netapp1> vol status -r or netapp1> aggr status -r To check what disks are spare: netapp1> vol status -s or netapp1> aggr status -s To zero… Okumaya devam et NetApp_Usefull_Commands
NetApp Commandline Cheatsheet This is a quick and dirty NetApp commandline cheatsheet on most of the common commands used, this is not extensive so check out the man pages and NetApp documentation. I will be updating this document as I become more familar with the NetApp application. Server Startup and Shutdown Boot Menu 1) Normal… Okumaya devam et NetApp Commandline Cheatsheet
SYMMASKDB ========= Initialize the VCMDB (a device masking database) # symmaskdb -sid 1234 init -f vcmdb.db Backup the VCMDB – backups the VCMDB database to a specified file # symmaskdb -sid 1234 -file <backup_filename> backup Restore the VCMDB – restores a database file # symmaskdb -sid 1234 -file <restore_filename> restore Refresh the database (This is… Okumaya devam et EMC – SYMCLI
symaccess commands Specifically using for Vmax Allocation to do various operations on Masking view and related Groups. symaccess -sid 1234 -f MyBackup.txt backup Creates a file MyBackup containing all the group and view information currently on the Symmetrix array 1234 symaccess -sid 1234 -f MyBackup.txt restore Restores all the group symaccess -sid 1234 -f Total_views… Okumaya devam et symaccess commands
EMC Isilon -Shutdown via CLI | David Ring The following procedure uses Isilon CLI commands to shut down the entire cluster. Cluster Shutdown Procedure: 1. SSH connect to node1 of the cluster and log in as the root user. 2. From the command prompt, type the following commands in this order: isi_for_array isi_flush isi config… Okumaya devam et EMC Isilon -Shutdown via CLI
Shutdown via UNISPHERE using the Service Account EMC VNXe – Shutdown Procedure | David Ring Please read all notes provided in the ‘More Information..’ section highlighted in the above image before proceeding with shutdown. Shutdown process as documented in the ‘More Information..’ section: 1. From Unisphere, select Settings > Service System. 2. Enter the Service… Okumaya devam et EMC VNXe – Shutdown Procedure
Adem Yurduseven 