Update to 2020-08-19 10:00

roles/zimbra/templates/pre_backup.sh.j2

@@ -9,10 +9,10 @@ zmsetvars
 # Dump ldap data
 /opt/zimbra/common/sbin/slapcat \
   -F /opt/zimbra/data/ldap/config \
-  -n 0 | lz4 -c > /home/lbkp/zimbra/ldap-config.ldif.lz4
+  -n 0 | zstd -c > /home/lbkp/zimbra/ldap-config.ldif.zst
 /opt/zimbra/common/sbin/slapcat \
   -F /opt/zimbra/data/ldap/config \
-  -b "" | lz4 -c > /home/lbkp/zimbra/ldap.ldif.lz4
+  -b "" | zstd -c > /home/lbkp/zimbra/ldap.ldif.zst
 {% endif %}
 {% if 'mailbox' in zcs_enabled_components %}
 
@@ -23,7 +23,7 @@ zmsetvars
   --socket=$mysql_socket \
   --all-databases \
   --single-transaction \
-  --flush-logs | lz4 -c > /home/lbkp/zimbra/mysql.sql.lz4
+  --flush-logs | zstd -c > /home/lbkp/zimbra/mysql.sql.zst
 
 # Export calendars, tasks and address books to ics and vcf files
 OLDIFS=$IFS