[Info-vax] Apache + mod_php performance

[Arne Vajhøj]

On 9/28/2024 1:07 AM, Lawrence D'Oliveiro wrote:
> On Fri, 27 Sep 2024 22:27:30 -0400, Arne Vajhøj wrote:
>> On 9/27/2024 10:18 PM, Arne Vajhøj wrote:
>>> On 9/27/2024 10:03 PM, Lawrence D'Oliveiro wrote:
>>>> Facebook, for example, has billions of active users. And Facebook uses
>>>> MySQL.
>>>
>>> FaceBook have a lot of MySQL/MariaDB servers. Sharded! :-)
>>
>> Also note that FaceBook are using a rather customized version. RocksDB
>> as storage engine not normal InnoDB.
>> And they have done some stuff to manage failover and replication (Raft
>> based??).
> 
> And being Open Source, they can do that kind of thing.

Yes.

> They even developed their own PHP implementation, HHVM, which they have
> open-sourced.

Note that:

very old versions of HHVM: support PHP
old versions of HHVM: support PHP and Hack
recent versions of HHVM: support Hack

Hack being what Facebook thought PHP 7.x should have been.

Arne