hg push getting worse?

[Jonathan Gibbons]

Any chance of that upgrade happening?  What would it take to make it happen?

-- Jon


Tim Bell wrote:
> I wrote:
>
>   
>> ZFS snapshots are supposed to be lightweight and inexpensive.  We
>> still have them going back to the beginning of time on hg.ojn.
>>
>> Perhaps we have accumulated enough to expose quadratic (or worse)
>> performance problems.  I will do some searching over on OpenSolaris.
>>     
>
> I spent ten or fifteen minutes searching on this issue.  The short
> version is that there has been a significant amount of ZFS
> performance work done since
>   "Solaris Express Developer Edition 9/07 snv_70a X86"
> which is the release hg.ojn is running.  That was the best choice
> back when we set the server up, but now it is pretty old.
>
> Here are a few examples - all of these are marked FIXed in builds
> more recent than 70a.  (FYI: OpenSolaris is currently up around b121):
>
> 6596190 ""zfs list" is slow due to version property"
> http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6596190
>
> 6386929 "initial "zfs list" is slow"
> http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6386929
>
> 6755389 "Initial run of any zfs command that iterates over datasets can be slow"
> http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6755389
>
> Here is a message thread related to 'zfs list' being slow:
>   http://mail.opensolaris.org/pipermail/zfs-discuss/2008-July/019956.html
>
>
> hg.ojn has been extremely stable since we set it up - it currently
> has 652 days of uptime.  All the same, it it probably time to start
> planning an upgrade.
>
> Tim
>   

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