From 43d68aefb447525e33d22e55a952380345ed08a8 Mon Sep 17 00:00:00 2001
From: notplants <@notplants>
Date: Wed, 29 Apr 2026 13:44:55 -0400
Subject: [PATCH] use vacuum full

---
 abra.sh | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/abra.sh b/abra.sh
index 51867d2..eed97b0 100644
--- a/abra.sh
+++ b/abra.sh
@@ -12,13 +12,14 @@ export PG_BACKUP_VERSION=v2
 export ADMIN_CONFIG_VERSION=v1
 export COMPRESS_STATE_ENTRYPOINT_VERSION=v5
 
-vacuum_state() {
-    echo "WARNING: VACUUM FULL locks the state_groups_state table."
-    echo "Synapse will be unable to process events until this completes."
-    echo "Running VACUUM FULL on state_groups_state..."
-    psql -U synapse -d synapse -c "VACUUM FULL state_groups_state;"
+# See https://levans.fr/shrink-synapse-database.html
+vacuum_full() {
+    echo "WARNING: VACUUM FULL locks tables and requires temporary disk space."
+    echo "Synapse should be stopped before running this."
+    echo "Running VACUUM FULL on synapse database..."
+    psql -U synapse -d synapse -c "VACUUM FULL;"
     echo "VACUUM FULL complete."
-    psql -U synapse -d synapse -c "SELECT pg_size_pretty(pg_total_relation_size('state_groups_state'::regclass)) AS size;"
+    psql -U synapse -d synapse -c "SELECT pg_size_pretty(pg_database_size('synapse')) AS db_size;"
 }
 
 set_admin () {