# "Cannot allocate memory" when upgrading

**URL:** <https://meta.discourse.org/t/cannot-allocate-memory-when-upgrading/44029>\
**Category:** Self-hosting\
**Tags:** server-resources\
**Created:** [May 11, 2016, 4:23am UTC](https://meta.discourse.org/t/cannot-allocate-memory-when-upgrading/44029 "2016-05-11T04:23:42Z")\
**Posts on this page:** 1\
**Showing post:** 14

<div class="post-metadata">

**Author:** ![precessor](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/precessor/32/120664_2.png) [@precessor](https://meta.discourse.org/u/precessor)\
**Post date:** [May 22, 2016, 7:23am UTC](https://meta.discourse.org/t/cannot-allocate-memory-when-upgrading/44029/14 "2016-05-22T07:23:25Z")

</div>

I had this exact issue - Discourse on DO with 2GB RAM and no swap worked fine, except for updating from the Discourse dashboard. So I would always rebuild the app via SSH instead.  
Adding 1GB swap file fixed it for me; updating from the dashboard now works.

---

_[View the full topic](https://meta.discourse.org/t/cannot-allocate-memory-when-upgrading/44029)._