Measuring the page generation of the forum

[Vladimir Panteleev]

On Thursday, 12 April 2012 at 18:36:01 UTC, SomeDude wrote:
> Hi,
>
> I've noticed a couple of times (i.e very rarely, mind you), 
> that the page generation of the forum had hiccups.
> Have other people experienced such hiccups ?
> If yes, I wonder if we saw the GC kicking in, or if it was 
> SQLite's fault (or was it a network latency ?).

Long page loads are caused by a combination of high server load + 
RAM cache misses + SQLite queries that require a lot of seeks. I 
still haven't found the time for the migration to a more powerful 
server.

> Is the server regularly restarted or is it running smoothly 
> without having to be restarted at all ?

It seems to run fine for weeks on end.

> Does it measure the time for the page generation ? Would it be 
> interesting to see at the bottom of the page something like 
> "Page generated in xxx ms", when I (or other people) come 
> accross those hiccups, and to collect these data for statistics 
> over a week/month ?

There are some numbers in the reddit discussion:

http://www.reddit.com/r/programming/comments/ppre5/the_new_d_online_forum_software_written_in_d/c3rfwte