use fsync and preallocation for rsync

deploy-static

@@ -25,14 +25,14 @@ echo target is $target
 echo
 
 ssh $remote "rm -rf $target && cp -a $active $target"
-rsync -rpcv --fsync --chmod=D755,F644 --delete static-tmp/ $remote:$target
+rsync -rpcv --chmod=D755,F644 --delete --fsync --preallocate static-tmp/ $remote:$target
 ssh $remote "ln -snf $target /srv/element.grapheneos.org && sync /srv/element.grapheneos.org"
 
 echo "root $target;" > nginx-tmp/root_element.grapheneos.org.conf
-rsync -rptcv --fsync --chmod=D755,F644 --delete nginx-tmp/{nginx.conf,mime.types,root_element.grapheneos.org.conf,snippets} $remote:/etc/nginx/
-rsync -ptcv --fsync --chmod=755 {local-backup,remote-backup} $remote:/usr/local/bin/
-rsync -ptcv --fsync --chmod=644 systemd/system/remote-backup.timer $remote:/etc/systemd/system/remote-backup.timer
-rsync -ptcv --fsync --chmod=644 systemd/system/remote-backup.service $remote:/etc/systemd/system/remote-backup.service
+rsync -rptcv --chmod=D755,F644 --delete --fsync --preallocate nginx-tmp/{nginx.conf,mime.types,root_element.grapheneos.org.conf,snippets} $remote:/etc/nginx/
+rsync -ptcv --chmod=755 --fsync --preallocate {local-backup,remote-backup} $remote:/usr/local/bin/
+rsync -ptcv --chmod=644 --fsync --preallocate systemd/system/remote-backup.timer $remote:/etc/systemd/system/remote-backup.timer
+rsync -ptcv --chmod=644 --fsync --preallocate systemd/system/remote-backup.service $remote:/etc/systemd/system/remote-backup.service
 ssh $remote nginx -s reload
 
 echo

local-backup

@@ -12,6 +12,6 @@ ssh $remote "mkdir local-backup/$timestamp"
 ssh $remote "pg_dumpall -U postgres > local-backup/$timestamp/all_databases.sql"
 ssh $remote "cp -r /etc/synapse local-backup/$timestamp/synapse"
 ssh $remote "tar -cC local-backup $timestamp | zstd -9 | age -r \$(cat backup-public-key.txt) -o local-backup/$timestamp.tar.zst.age"
-rsync -v $remote:./local-backup/$timestamp.tar.zst.age backup/
+rsync -v --fsync --preallocate $remote:./local-backup/$timestamp.tar.zst.age backup/
 
 ssh $remote "rm -rf local-backup"