# 'Updating Last Seen' and 'hijack topics timings' and 'Track Visit' is still running after 90 seconds

**URL:** <https://meta.discourse.org/t/updating-last-seen-and-hijack-topics-timings-and-track-visit-is-still-running-after-90-seconds/112757>\
**Category:** Product Support\
**Created:** [3월 27, 2019, 10:09오후 UTC](https://meta.discourse.org/t/updating-last-seen-and-hijack-topics-timings-and-track-visit-is-still-running-after-90-seconds/112757 "2019-03-27T22:09:35Z")\
**Posts on this page:** 1\
**Showing post:** 8

<div class="post-metadata">

**Author:** ![Dmitry\_Krasnoperov](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/dmitry_krasnoperov/32/65079_2.png) [@Dmitry\_Krasnoperov](https://meta.discourse.org/u/Dmitry_Krasnoperov)\
**Post date:** [3월 30, 2019, 7:14오전 UTC](https://meta.discourse.org/t/updating-last-seen-and-hijack-topics-timings-and-track-visit-is-still-running-after-90-seconds/112757/8 "2019-03-30T07:14:44Z")

</div>

```
  ## Set db_shared_buffers to a max of 25% of the total memory.
  ##
  ## On 1GB installs set to 128MB (to leave room for other processes)
  ## on a 4GB instance you may raise to 1GB
  db_shared_buffers: "2048MB"

```

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_[View the full topic](https://meta.discourse.org/t/updating-last-seen-and-hijack-topics-timings-and-track-visit-is-still-running-after-90-seconds/112757)._