| From: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com> |
|---|---|
| To: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Cc: | Andres Freund <andres(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com> |
| Subject: | Re: Freezing without write I/O |
| Date: | 2013-09-16 13:59:28 |
| Message-ID: | 52370EC0.7050306@vmware.com |
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| Lists: | pgsql-hackers |
On 27.08.2013 19:37, Heikki Linnakangas wrote:
> On 27.08.2013 18:56, Heikki Linnakangas wrote:
>> Here's an updated patch.
>
> Ah, forgot one thing:
>
> Here's a little extension I've been using to test this. It contains two
> functions; one to simply consume N xids, making it faster to hit the
> creation of new XID ranges and wraparound. The other,
> print_xidlsnranges(), prints out the contents of the current XID-LSN
> range array.
>
> Also, just ran into two silly bugs in the patch version I posted, while
> checking that that xidtest extension hasn't bitrotted. A fixed version
> has been pushed to the git repository, so make sure you use that version
> if you want to actually run it.
Here's a rebased version of the patch, including the above-mentioned
fixes. Nothing else new.
- Heikki
--
- Heikki
| Attachment | Content-Type | Size |
|---|---|---|
| xid-lsn-ranges-3.patch.gz | application/x-gzip | 28.6 KB |
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