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[Yun Mao <yunmao@xxxxxxxxx>]

It seems that there used to be a db_pool in session.py but got removed
by this commit.

https://github.com/openstack/nova/commit/f3dd56e916232e38e74d9e2f24ce9a738cac63cf

due to this bug: https://bugs.launchpad.net/nova/+bug/838581

But still I'm confused by the discussion. Are we saying eventlet +
sqlalchemy + mysql pool is buggy so instead we make every DB call a
blocking call? Thanks,

Yun

On Thu, Mar 1, 2012 at 2:45 PM, Yun Mao <yunmao@xxxxxxxxx> wrote:
> There are plenty eventlet discussion recently but I'll stick my
> question to this thread, although it's pretty much a separate
> question. :)
>
> How is MySQL access handled in eventlet? Presumably it's external C
> library so it's not going to be monkey patched. Does that make every
> db access call a blocking call? Thanks,