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Showing posts from July, 2015

Moving ZFS pools

Moving data from one pool to another - zfs. Method 1: Assumes you are using the same disks You can create a pool and use the zpool export option on the system you create the pool on. Once the disks are attached to the final destination host, you can use the zpool import command to import the dataset. See: Migrating ZFS Storage Pools Method 2: Assumes you are using zfs with snapshots. http://docs.oracle.com/cd/E18752_01/html/819-5461/gbchx.html#gbinw   Method 3: Using rsync rsync -av --log-file=/mnt/PoolA/rsync.log /mnt/PoolA/Data /mnt/PoolB/Data   The v switch is verbose, the a switch is "archive" -a, --archive This is equivalent to -rlptgoD. It is a quick way of saying  you want recursion and want to preserve almost everything  (with -H being a notable omission). The only exception  to the above equivalence is when --files-from is specified, in which case -r is

Tips in Installing Toshiba Network eManager

Tip 1: Unpack the ZIP file and execute the main file (normally something like NetworkeManagerV5.20C01.exe) and let it do it's thing.   It will install everything it needs. I've run into problems when I've tried to run setup or launch from the unpacked files. Tip 2: Make sure you put http://localhost in the "local intranet" zone

How to use Linux to create an ISO of a CD/DVD

Linux creating CD-ROM ISO image key: use dd    Do not mount CD. If cd was mouted automatically unmout it with umount command Create CD-ROM ISO image with dd command: # dd if=/dev/cdrom of=/tmp/cdimg1.iso Where, if=/dev/cdrom : Read from /dev/cdrom (raw format) of=/tmp/cdimg1.iso : write to FILE cdimg1.iso i.e. create an ISO image

regex with grep

The trick with using regex with grep is that no // slashes are needed, you simply quote the text and use regex controls. ie: something like this would list everyline ending in exactly no grep '^.* no$' sshd_config  However, for the same task, this would be more helpful... grep '^[^#].* no$' sshd_config As it excludes the leading # (comment)

Grep equivalent in powershell

This one uses a file as the regex Get - Content . \doc . txt | Select - String - Pattern ( Get - Content . \regex . txt )     This one prints the line before as well   Get - Content . \doc . txt | Select - String - Pattern 'test' -context 1