All Questions
72
questions
1
vote
1
answer
504
views
ZFS - Why do compressed files show disk usage of nearly double the apparent size?
Using FreeBSD 11.1-STABLE, I have a ZFS dataset configured with gzip-9 compression, as well as a recordsize of 8K. (This volume is for archiving of small files, not speed.)
zfs get all pool02/...
- 171
3
votes
1
answer
92
views
file locking mandated by OS/filesystem rather than opted into by file accessors?
Is there a way to have the OS (specifically, FreeBSD) or filesystem (specifically, ZFS) enforce that all access (or, at least, all non-root access, I guess) to a certain file must be done while the ...
- 277
0
votes
0
answers
793
views
FreeNAS (11.2-U7) how to repair degraded boot pool that is on two USB sticks?
I have a Dell R230 which I've setup a few years ago with FreeNAS (installed version is 11.2-U7)
The boot partition was installed on a mirrored pool on two 32GB USB sticks.
/dev/da9p2 - SanDisk Ultra ...
1
vote
0
answers
176
views
Recover from ZFS pool with two failed SLOG devices without recreating the pool and restore?
I accidentally assigned both sides of a mirror to the same physical device. That drive failed, I recovered from a couple lost files already.
Here is the pool:
# uname -a
FreeBSD nas.d20int.d20hobbies....
- 1,302
1
vote
0
answers
77
views
ZFS Mounting local filesystem ; eval : zfs not found - eval: touch not found - /etc/rc : date not found
My main FreeBSD 13.1 installation freezes at some point of the booting process showing these messages :
Mounting local filesystem
eval : zfs not found
eval: touch not found
/etc/rc : date not found
...
- 549
1
vote
0
answers
329
views
NFSv4 ACLs on ZFS and other permissions
All,
I've been experimenting with using NFSv4 ACLs on ZFS datasets to set default permissions in a handful of directories that are accessed using a few different means (eg. SFTP, NFS, etc.) I've been ...
1
vote
1
answer
710
views
How to use vm-bhyve image create?
As per the Documentation it will create a new image from the named virtual machine you pass. It should look like this:
vm image create -u VMNAME
After executing that command as root I get this error:
...
- 11
0
votes
1
answer
387
views
"mount -t zfs -fw" can't mount a ZFS volume 100% of the time
Actually I have installed my daily work FreeBSD 13.1-RELEASE system on the ZFS disk ada0 :
=> 40 976773088 ada0 GPT (466G)
40 532480 1 efi (260M)
532520 ...
- 549
1
vote
1
answer
4k
views
How to mount a ZFS volume in FreeBSD for cloning
I am in the process of trying to clone a FreeBSD installation onto a new hard drive and need to mount it and then find the mount points in order to proceed with the cloning process.
The internal drive ...
- 517
0
votes
1
answer
87
views
What is the `/` command displayed by htop?
I’m running FreeBSD 12.1-RELEASE on my home server.
From time to time, the server’s HDDs thrash for hours on end, even though the server itself should be idle. (I have no cron jobs scheduled, and I ...
- 213
1
vote
0
answers
26
views
How to turn an existing one-drive filesystem into a RAIDZ? [duplicate]
I have a single large (8Tb) drive, and would like to buy two more and make a 3-drive RAIDZ1.
My problem is, there is no easy way to back up the current contents -- it is too big. The entire drive is a ...
- 844
2
votes
0
answers
754
views
ZFS mirror bootable? (to boot from it in case the other fails)
I'm looking to have a ZFS mirror on my small fileserver, that's essentially one "mobile workstation" with two 2.5" drive bays, DVD drive, USB3, all the slots, and ports you can imagine, ...
0
votes
1
answer
280
views
How do I make a backup of the entire ZFS pool (zroot that's created during FreeBSD installation)?
as above.
when I mentioned snapshot, I meant all of the pool and not just the individual filesystem created by FreeBSD. So in case I made a mess in various folders, I can just rollback to this ...
- 2,101
10
votes
2
answers
2k
views
Improving NFS performance on FreeBSD system
I have a FreeBSD storage Server exporting ZFS Datasets via NFS, but the performance for small file transfers is below the acceptable limit.
Some background info:
The exports are handeled via /etc/...
- 111
6
votes
2
answers
768
views
Report how much space is used and available in storage in ZFS on FreeBSD
When using ZFS on FreeBSD, how can we see how much space is used and how much is available in storage drives (hard disk, SSD, etc.)?
For example, spinning up a virtual machine instance of FreeBSD on ...
- 1,567