diff options
Diffstat (limited to 'content/blog/miscellaneous/debug-disk-usage-postgresql.md')
| -rw-r--r-- | content/blog/miscellaneous/debug-disk-usage-postgresql.md | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/content/blog/miscellaneous/debug-disk-usage-postgresql.md b/content/blog/miscellaneous/debug-disk-usage-postgresql.md new file mode 100644 index 0000000..827d69f --- /dev/null +++ b/content/blog/miscellaneous/debug-disk-usage-postgresql.md @@ -0,0 +1,14 @@ +--- +title: "Investigate postgresql disk usage" +linkTitle: "Investigate postgresql disk usage" +date: 2015-11-24 +description: > + Investigate postgresql disk usage +--- + +## How to debug disk occupation in postgresql + +- get a database oid number from `ncdu` in `/var/lib/postgresql` +- reconcile oid number and db name with : `select oid,datname from pg_database where oid=18595;` +- Then in database : `select table_name,pg_relation_size(quote_ident(table_name)) from information_schema.tables where table_schema = 'public' order by 2;` + |