[jitsi-users] Help with nginx setup questions and HeapDumpOutOfMemoryError process seen running in htop

Boris Grozev boris at jitsi.org
Tue Oct 13 17:48:49 CEST 2015

On 23/09/15 00:11, Christian O'Callaghan wrote:
> Hi
> I recently setup a jitsi meet server on digital ocean droplet.
> Everything is fine I have held a 4 way video / audio conference
> successfully but have a few  questions for changing the setup of nginx.
> I'm not sure if this is the right place to ask. Just for some background
> I'm using:
> Ubuntu 1404 on the Digital ocean $5 droplet ie 1 cpu 512 Ram and used
> the quick install through apt-get to setup jitsi meet. I have also setup
> and configured ufw (allow 10000-20000/udp, 80 443 incomming ) and
> fail2ban as per DO guides/ recommendations.
> Nginx config:
> I would like to configure nginx to show a different page when going to
> the server. This page would have a sign in with google / openid
> verification and only proceed to the jitsi-meet page once the user is
> verified against a database of users.
> Is it as simple as changing the root location in the conf file
>   /nginx/sites-enabled/servername.conf  to point at the new location of
> lets say login.php (not including any external stuff google/openid stuff)?
> Are there any other nginx settings or considerations that I need to
>   make/change to accomplish this?
> Htop process HeapDumpOutOfMemoryError
> Htop reports a lots of "java -Xmx3072m -XX:-HeapDumpOutOfMemoryError
> -Djava.library.path=" lots of differents paths.
> Is this normal behavior in a jitsi meet setup or is this a proper error
> due to the limited hardware of the droplet or a setting that need to be
> changed or perhaps because there is no swap on the droplet. I know this
> is the java vm running out of memory from what I can tell if I
> understand correctly but is there a fix or can it be ignored ?

As Damencho said, this is normal, but you may want to limit the memory 
for videobridge's jvm by setting VIDEOBRIDGE_MAX_MEMORY in 


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