0
votes
0answers
12 views

zfs checksum verfication failed, solaris booting failed

Looks like my solaris 10 got hosed overnight for unknown reason. I get below error while booting and also when trying to cat menu.lst file in grub. Hard disk is being detected by ubuntu so it may not ...
1
vote
2answers
63 views

How to use a file as a zpool?

If I do dd if=/dev/zero of=/tank/test/zpool bs=1M count=100 how can I treat the file /tank/test/zpool as a vdev, so I can use it as a zpool? It is for zfs testing purposes only.
2
votes
1answer
52 views

Choosing a zpool size?

Is there a rule of thumb when to create a new zpool instead of expanding the current? Right now I have 100TB and can either expand with another 100TB or create an extra.
1
vote
1answer
442 views

How often should I defrag ZFS pools?

I ZFS scrub once a month which takes ~24 hours for the 72TB. For what I can find about how often I should scrub is: very busy pools, once per week not so busy pools, once per month or run a scrub, ...
0
votes
2answers
130 views

linux/solaris + how to verify OS (linux / solaris ) creation date

Please advice – how to verify OS (linux / solaris ) installation creation date which file/packages/other – can be good indication when the operation system was created/installed ? For example I ...
0
votes
1answer
808 views

Solaris support for ext4/ext3/btrfs

Does anyone know if Solaris 11 (Sparc version) supports mounting ext3/ext4 or even better Btrfs volumes ? Most of the topics I find on the web are quite outdated (2006/2007) and reference old ...
6
votes
1answer
1k views

Does ZFS replace the need for hardware/software RAID?

I want to provide protection against data loss on my servers. Typically, I'd use hardware RAID 1 or 5, but I've been reading up on ZFS. Is it correct that ZFS itself provides RAID 1 or 5 like data ...
1
vote
1answer
551 views

Solaris Administration Web GUI?

I recently installed Solaris 11 x86 text install ( http://www.oracle.com/technetwork/server-storage/solaris11/downloads/index.html?ssSourceSiteId=ocomen) to be used as a file server running ZFS. I ...
3
votes
1answer
956 views

Filesystem space available using SNMP

I'd like to collect filesystem space information using SNMP on Solaris 10 and Ubuntu 11.10. The problem is that SNMP doesn't seem to have an attribute that corresponds to the "Available" column in df. ...
0
votes
1answer
502 views

ext2 file system and Solaris 10

I have Solaris 10 installed on computer and I have USB flash drive with ext2fs partition. I want to mount flash drive and do this: 1) Download FSWpart and FSWfsmisc packages 2) Install: root~#gzcat ...
8
votes
2answers
1k views

Is it safe to replicate from Solaris ZFS to FreeBSD ZFS?

Is it safe to replicate from a Solaris 10 ZFS v22 to a FreeBSD 8.3 ZFS v28? Are there someone that have done this with specific versions of ZFS, where it worked perfectly?
3
votes
2answers
1k views

ZFS: best practices for adding cache to pools

sounds like dumb question but there are no ready answers at SF can the cache pool have different name than the zpool? eg: suppose there is a zpool "tank" serving NFS and iSCSI can a new cache pool ...
3
votes
1answer
157 views

unique identifier for solaris volume

How to get a unique identifier UUID for a solaris volume meta device? I want the unique id like RID in veritas volume manager in solaris.
0
votes
3answers
187 views

A process continues writing to renamed file on solaris

There is a java process that makes logging to some file, e.g. err.log. I renamed it (w/o restarting java process), e.g. "mv err.log err.log0" and then see that java process continues logging to ...
0
votes
1answer
340 views

Getting QFS for Solaris 10

I am trying to get the QFS FS which comes along with SUN Storage solutions, http://www.oracle.com/us/products/servers-storage/storage/storage-software/031712.htm But the download link on that page ...
1
vote
3answers
983 views

Get open file path from pfiles output

We have detected performance issues in a Solaris 10 process and observed too much writes to descriptor 268 using truss. We don't have lsof at hand, but here is an excerpt from pfiles output: [...] ...
1
vote
2answers
521 views

Strange ZFS hidden filesystem problem

Half of my ZFS filesystems are hidden in ZFS-fuse. Here's my story: So, I love ZFS. I used it for about six months on FreeBSD, but due to it crashing the kernel during heavy inter-filesystem IO load, ...
4
votes
5answers
4k views

Tracing slow Java I/O in Solaris 10

We have a Java application which is significantly slower in Solaris 10 server than in Windows PC. We have profiled (-Xprof) the application and observed that UnixFileSystem.getBooleanAttributes0 ...
4
votes
1answer
802 views

ZFS Raid-Z confusion

I've now settled on OpenSolaris and using ZFS for the speed and loveliness of it all in comparison to LVM+XFS. But now I'm left with a dilema about how to configure the intital disk layout. As I'm ...
1
vote
1answer
1k views

Proper way to create a zfs off an existing directory?

Lets say I have an rpool with etc/ as a regular directory within it and now I want to create a separate zfs rpool/etc, obviously inheriting all the data I had in original /etc. What would be the most ...