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Operating Systems Solaris Pls. help with fssnap - Solaris Post 302845079 by jlliagre on Tuesday 20th of August 2013 06:45:57 PM
Old 08-20-2013
No. fssnap is to be used with UFS only. ZFS doesn't need it as it already has the snapshot facility built in.

It is unclear what you want to backup. You don't backup volumes but file systems so you can create a snapshot of the dataset (file system) you want to backup, say /data, like this:

Code:
zfs snapshot rpool/data@now

and then you can backup the following file system using the tool you want:
Code:
/data/.zfs/snapshot/now

With ZFS that could be zfs send ... | zfs receive ... but you can also use rsync, tar, cpio, whatever.
Finally, when you are done you can delete the snapshot to make sure no disk space is wasted with
Code:
zfs destroy rpool/data@now

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zstreamdump(8)						  System Administration Commands					    zstreamdump(8)

NAME
zstreamdump - filter data in zfs send stream SYNOPSIS
zstreamdump [-C] [-v] DESCRIPTION
The zstreamdump utility reads from the output of the zfs send command, then displays headers and some statistics from that output. See zfs(1M). OPTIONS
The following options are supported: -C Suppress the validation of checksums. -v Verbose. Dump all headers, not only begin and end headers. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWzfsu | +-----------------------------+-----------------------------+ |Interface Stability |Uncommitted | +-----------------------------+-----------------------------+ SEE ALSO
zfs(1M), attributes(5) SunOS 5.11 21 Sep 2009 zstreamdump(8)
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