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| author | Shay <hillerys@element.io> | 2021-11-30 19:05:20 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-11-30 19:05:20 -0800 |
| commit | f1795463bf503a6fca909d77f598f641f9349f56 (patch) | |
| tree | 72ea9258e3e03eb77f93ad91fd3095b3e01f0e4c | |
| parent | Don't start Synapse master process if `worker_app` is set (#11416) (diff) | |
| download | synapse-f1795463bf503a6fca909d77f598f641f9349f56.tar.xz | |
Add a note about huge pages to our Postgres doc (#11467)
* Add note to postgres doc about hugepages * Newsfragment
Diffstat (limited to '')
| -rw-r--r-- | changelog.d/11467.misc | 1 | ||||
| -rw-r--r-- | docs/postgres.md | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/changelog.d/11467.misc b/changelog.d/11467.misc new file mode 100644 index 0000000000..84e8a5ab4e --- /dev/null +++ b/changelog.d/11467.misc @@ -0,0 +1 @@ +Add a note about postgres memory management and hugepages to postgres doc. \ No newline at end of file diff --git a/docs/postgres.md b/docs/postgres.md index 083b0aaff0..e4861c1f12 100644 --- a/docs/postgres.md +++ b/docs/postgres.md @@ -118,6 +118,9 @@ performance: Note that the appropriate values for those fields depend on the amount of free memory the database host has available. +Additionally, admins of large deployments might want to consider using huge pages +to help manage memory, especially when using large values of `shared_buffers`. You +can read more about that [here](https://www.postgresql.org/docs/10/kernel-resources.html#LINUX-HUGE-PAGES). ## Porting from SQLite |