# Two PBS, one head node install

**URL:** <https://community.openpbs.org/t/two-pbs-one-head-node-install/509>\
**Category:** Users/Site Administrators\
**Created:** [April 18, 2017, 3:46pm UTC](https://community.openpbs.org/t/two-pbs-one-head-node-install/509 "2017-04-18T15:46:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Karagol](https://avatars.discourse-cdn.com/v4/letter/k/c6cbf5/32.png) [@Karagol](https://community.openpbs.org/u/Karagol)\
**Post date:** [April 18, 2017, 3:46pm UTC](https://community.openpbs.org/t/two-pbs-one-head-node-install/509/1 "2017-04-18T15:46:11Z")

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Dear All;

We have already pbspro customer. I want to install pbs opensource on the head node on which pbspro already running.  
is it possible?

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**Author:** ![mkaro](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.openpbs.org/mkaro/32/85_2.png) [@mkaro](https://community.openpbs.org/u/mkaro)\
**Post date:** [April 18, 2017, 4:39pm UTC](https://community.openpbs.org/t/two-pbs-one-head-node-install/509/2 "2017-04-18T16:39:27Z")

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It may be possible, but it is not a configuration covered under an existing Altair support contract.