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Jan 01, 2013 · Most often expanding volumes means online rsync to new data pool, then another rsync while the production system is down and finally putting new system to production. ZFS makes this process a breeze. Here is one example where ZFS really shines. Take a look at the following pool: # zfs list | grep "tank " tank 1.75T 31.4G 40.0K /tank

I'm running ZFS on Ubuntu 16.04 and after much trial and error, this is is what worked for expanding the disk and pool size without rebooting.

Eventually your ZFS pool will no longer have enough storage for you. When this happens you will need to add some disks or replace your old disks with new larger ones. Since i no longer have any spare SATA ports, I am going to do the latter, replacing all my 2TB disks with 6TB ones.

I had a ZFS pool, with three HDDs 250G each. I have replaced all three HDDs (one at a time) with 500G drives, to increase the ZFS Pool size. After the replacement of the drives, the size of the pool has changed, but I cannot expand the Datasets. Here are some useful command outputs:

If you're just replacing disks, then you can use set the autoexpand=on property, then zpool replace disks in your vdev with higher-capacity ...

For example, if you run a ZFS pool based on a single 3-disk RAIDZ vdev (RAID5 equivalent), the only way to expand a pool is to add another 3- ...

The Options · Create a new raidz2 vdev and add it to my existing pool. This is what I have done in the past to expand my pool. · Create a new pool ...

In addition to being a filesystem, ZFS is a storage array and volume manager, meaning that you can feed it a whole pile of disk devices, not ...

Jan 12, 2021 · So let’s run the expand command on the new disk. $ sudo zpool online -e tank0 ata-TOSHIBA_HDWG180_xxxxxxxxxxxx NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT tank0 58T 33.0T 25.0T - 5% 56% 1.00x ONLINE -. Nice! The pool has grown 👍 Next time I will be replacing the 4 TB to fully utilize all disks 😁. P.S.

Both Oracle ZFS and Open ZFS support expansion. The zpool option "autoexpand" exists exactly for the scenario the OP described. AND his zpool is displaying the correct, updated size already... Only his Datasets don't reflect this change so far. 3 Continue this thread

Solved: How to grow or extend ZFS filesystem in Solaris 10. Below are the steps to grow a zfs filesystem. Identify the zpool of the zfs filesystem. df -h | grep -i sagufs df -Z | grep -i sagufs. Above command will give you the complete path of the filesystem and zpool name even if it's in zone. Check that the pool doesn't have any errors.

01.01.2013 · “ZFS can’t add new drives to an existing pool,” “While it’s true you can’t expand number of disks in zpool,” Both of these assertions are incorrect: ZFS can add an unlimited number of devices to a pool, AND the newly added devices will automatically form a vdev, AND this vdev will be striped along with the rest of the vdevs, AND it is possible to mix and match …

12.01.2021 · Extend/Expand/Grow the ZFS pool. To expand the ZFS pool, the process is almost identical to replacing dead physical disk, the logic is, purchase larger physical disks, replace one of the disk, then the rest process will be the same with replacing dead physical disks.

ZFS has been enhanced to recognize these events and adjusts the pool based on the new size of the disk, depending on the setting of the autoexpand property.

In order to expand ZFS pool first step is to resize underlying disk. Once that's done, by default on Linux, partition 9 of size 8MB is ...

12.01.2021 · So let’s run the expand command on the new disk. $ sudo zpool online -e tank0 ata-TOSHIBA_HDWG180_xxxxxxxxxxxx NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT tank0 58T 33.0T 25.0T - 5% 56% 1.00x ONLINE -. Nice! The pool has grown 👍 Next time I will be replacing the 4 TB to fully utilize all disks 😁. P.S.

Growing / expanding ZFS pools on Linux Print · Upgrade your VM storage or plan to the next size up · Typically you'll need to power off and power on the VM to ...

If you're just replacing disks, then you can use set the autoexpand=on property, then zpool replace disks in your vdev with higher-capacity disks one by one, allowing the pool to resilver in between each replacement. Once the last disk is replaced and resilvered, ZFS will let you use the pool's new, higher capacity. I've done this a couple of times now and it's worked flawlessly both times.

Once all disks in a vdev are replaced by larger ones, you can expand the pool by running zpool online -e or by having the autoexpand ...

25.07.2013 · ZFS – How to Extend ZPOOL and Re-layout ? July 25, 2013 By Lingeswaran R 1 Comment One of the prime job of Unix administrators will be extending and reducing the volumes/filesystems according to the application team requirement.In Veritas volume manages,we carry out such a tasks in online without un-mounting the filesystems.

Jan 12, 2021 · To expand the ZFS pool, the process is almost identical to replacing dead physical disk, the logic is, purchase larger physical disks, replace one of the disk, then the rest process will be the same with replacing dead physical disks.

07.12.2018 · It looks like the partition hosts your root ZFS pool on your running system, so you should boot from your install media and select "Live CD" to change the partition size. Use the resize function of gpart (8). See the man page for syntax; something like gpart resize -i 3 /dev/da0. For the ZFS pool to use the additional space you will need to set ...

Jul 25, 2013 · mismatched replication level: pool uses mirror and new vdev is disk Unable to build pool from specified devices: invalid vdev configuration root@Unixarena-SOL11:~# So you can’t add disk without mirror copies in mirror zpool and it make sense. 3.Extend the mirror zpool with valid vdev’s. root@Unixarena-SOL11:~# zpool add oracle-M mirror ...