From: | "Ciprian Dorin Craciun" <ciprian(dot)craciun(at)gmail(dot)com> |
---|---|
To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: Using Postgres to store high volume streams of sensor readings |
Date: | 2008-11-21 17:42:57 |
Message-ID: | 8e04b5820811210942p76c6402epdae640b7f2e52895@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
On Fri, Nov 21, 2008 at 7:12 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> "Ciprian Dorin Craciun" <ciprian(dot)craciun(at)gmail(dot)com> writes:
>> On Fri, Nov 21, 2008 at 6:06 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>>> Not sure if it applies to your real use-case, but if you can try doing
>>> the COPY from a local file instead of across the network link, it
>>> might go faster. Also, as already noted, drop the redundant index.
>
>> It won't be that difficult to use a local file (now I'm using the
>> same computer), but will it really make a difference?
>
> Yes. I'm not sure how much, but there is nontrivial protocol overhead.
>
> regards, tom lane
>
Ok, I have tried it, and no improvements... (There is also the
drawback that I must run the inserts as the superuser...)
Ciprian Craciun.
From | Date | Subject | |
---|---|---|---|
Next Message | Greg Smith | 2008-11-21 17:45:52 | Re: Using Postgres to store high volume streams of sensor readings |
Previous Message | Tom Lane | 2008-11-21 17:30:57 | Re: Packaging problem: using myspell dictionaries for tsearch2 |