Hi all,
I am moving to Solaris11 and is trying to understand how ZFS snapshot works.
Chances upon this Oracle Blog and can't wrap my head around it.
https://blogs.oracle.com/solaris/understanding-the-space-used-by-zfs-v2
Hope gurus here can shed some light .
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... (4 Replies)
Hi,
I work as an Oracle Technical consultant (mainly DBA related), and I have used ZFS snapshots on previous projects which has helped me a great deal. I often take snapshots before doing some dev work, and then I can roll it back if I want to start again, or if it goes pear shaped!!
I have... (4 Replies)
I have a question regarding installing recommended patch clusters via ZFS snapshots. Someone wrote a pretty good blog about it here:
Initial Program Load: Live Upgrade to install the recommended patch cluster on a ZFS snapshot
The person's article is similar to what I've done in the past. ... (0 Replies)
Hi,
I'm thinking of running a script via cron (every hour) to do the log rolling.
The file is "file.txt" and there going to be 10 files rolling (file.txt.n).
The file is being written constantly by an application.
The script will do the following:
1. cat file.txt > file.txt.0
2. cat... (0 Replies)
zdb(1M) System Administration Commands zdb(1M)NAME
zdb - ZFS debugger
SYNOPSIS
zdb pool
DESCRIPTION
The zdb command is used by support engineers to diagnose failures and gather statistics. Since the ZFS file system is always consistent on
disk and is self-repairing, zdb should only be run under the direction by a support engineer.
If no arguments are specified, zdb, performs basic consistency checks on the pool and associated datasets, and report any problems
detected.
Any options supported by this command are internal to Sun and subject to change at any time.
EXIT STATUS
The following exit values are returned:
0 The pool is consistent.
1 An error was detected.
2 Invalid command line options were specified.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWzfsu |
+-----------------------------+-----------------------------+
|Interface Stability |Unstable |
+-----------------------------+-----------------------------+
SEE ALSO zfs(1M), zpool(1M), attributes(5)SunOS 5.11 31 Oct 2005 zdb(1M)
