From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Mon, 6 Aug 2018 15:56:26 +0200
Subject: Virtual console devices
In-Reply-To: <CAGF66iJsrbr15eaOFRQn1Vd7EDV1sEVcuu2DeC6A=QB+U4keCA@mail.gmail.com>
References: <CAGF66iJsrbr15eaOFRQn1Vd7EDV1sEVcuu2DeC6A=QB+U4keCA@mail.gmail.com>
Message-ID: <20180806135626.GC19088@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Mon, Aug 06, 2018 at 11:15:00AM +0530, Tushar Dave wrote:
> Hello,
> 
> I am trying to optimize boot up time for my board.
> 
> I ran bootchart and observed that virtual console devices are being created
> in very high number which finally cause the boot up time to increase by 1.5
> seconds.
> 
> I have been researching as to where these are actually being created and
> have failed to find anything concrete.Is there some way to reduce the
> count of virtual devices on the kernel side?

It is userspace that is creating these consoles, so fix up your
userspace code and all should be good.

thanks,

greg k-h