From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gorcunov@gmail.com>
Return-Path: <gorcunov@gmail.com>
Date: Tue, 26 Feb 2019 14:17:23 +0300
From: Cyrill Gorcunov <gorcunov@gmail.com>
Subject: Re: [RFC v3] fiber: Increase default stack size
Message-ID: <20190226111723.GN7198@uranus>
References: <20190222201639.GA7198@uranus>
 <20190225145516.6fdmob3tdkft5sky@esperanza>
 <20190225213955.GI7198@uranus>
 <20190226085852.ugkqo6dz5nmjbhze@esperanza>
 <20190226091254.GL7198@uranus>
 <20190226102656.gwwy35jyaqdkci3l@esperanza>
 <20190226103659.oofo2bcnuztu44eg@esperanza>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20190226103659.oofo2bcnuztu44eg@esperanza>
To: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: =?utf-8?B?0JPQtdC+0YDQs9C40Lkg0JrQuNGA0LjRh9C10L3QutC+?= <georgy@tarantool.org>, tarantool-patches@freelists.org
List-ID: <tarantool-patches.dev.tarantool.org>

On Tue, Feb 26, 2019 at 01:36:59PM +0300, Vladimir Davydov wrote:
> On Tue, Feb 26, 2019 at 01:26:56PM +0300, Vladimir Davydov wrote:
> >  - 1 MB for max stack size seems to be a bit of an overkill for now.
> >    The default value should be set to 256 KB, but we do need a
> >    configuration option for it. Let's add it to the fiber Lua module.
> >    May be done in a separate patch, but should be submitted together in
> >    the same patch set.
> 
> Almost forgot. We should also print a warning to the log if some fiber
> has gone too close to the stack limit (say half of the max allocation)
> to indicate that the max stack size should be increased.

Do we have something similar to printf_ratelimited() so we wouldn't
spam a user too much?