| From: | "Fujii Masao" <masao(dot)fujii(at)gmail(dot)com> |
|---|---|
| To: | "Jeff Davis" <pgsql(at)j-davis(dot)com> |
| Cc: | "Simon Riggs" <simon(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Sync Rep: First Thoughts on Code |
| Date: | 2008-12-03 07:15:51 |
| Message-ID: | 3f0b79eb0812022315u62011030mf6cecbccc38d9820@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-hackers |
Hi,
On Wed, Dec 3, 2008 at 4:08 AM, Jeff Davis <pgsql(at)j-davis(dot)com> wrote:
> Even if that could be made safe, in the event of a real network failure,
> you'd just wait the full timeout every transaction, because it still
> thinks it's replicating.
If walsender detects a real network failure, the transaction doesn't need to
wait for the timeout. Configuring keepalive options would help walsender to
detect it. Of course, though keepalive on linux might not work as expected.
Regards,
--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center
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