Re: suggestions for perl as web development language [EXT]

2020-12-21 Thread Mithun Bhattacharya
Making a wild guess here - most RDBMS won't like it if you make thousands of queries per second across 500 tables every second. Can this be done - yes but most setup's aren't tuned to be able to handle such a scenario. If I was doing something like this I can imagine quite a few places which would

RE: suggestions for perl as web development language [EXT]

2020-12-21 Thread James Smith
Didn’t see the earlier response – John if you are seeing 25% cpu utilization that indicates that something is wrong with architecture of the solution rather than the language. It would suggest that you have bottlenecks elsewhere – network, memory, database, disk. We have seen that the sweet spo

RE: suggestions for perl as web development language [EXT]

2020-12-21 Thread James Smith
> (I forgot to say in my previous post that over 50% of the time used by my > script is spent on the _one_ query out of 120 that writes a smallish session > hash to disk) The first rule of session hashes is don't use session hashes, but the 2nd rule of session hashes is don't write them to disk

Don't use session hashes

2020-12-21 Thread Vincent Veyron
On Mon, 21 Dec 2020 12:15:45 + James Smith wrote: Hi James, > > The first rule of session hashes is don't use session hashes, I thought this was a standard way of storing user information? I've copied an example at the bottom (this application calculates quotes for a sailmaker) I'm not

RE: Don't use session hashes [EXT]

2020-12-21 Thread James Smith
What I'm trying to say - yes use session IDs if you need to - but don't if you don't I see lots of PHP sites which create sessions for every visitor - and this tends to create a mass of 1 page sessions that never ever get used. So you should only create them on the first instance that you need t

Confused about two development utils

2020-12-21 Thread Matthias Peng
Hello I am developing a simple mp2 application. I looked for the installation for mp2 utils, and found this two: libapache2-mod-perl2 libapache2-mod-apreq2 what're their relations? Should I install both, or only the first one? Thanks.