From 70373f8cb0a3fe404c1e51e0ade0c98b83aa0014 Mon Sep 17 00:00:00 2001 From: Dan Gudmundsson Date: Wed, 12 Feb 2014 14:50:49 +0100 Subject: mnesia: Add explicit sync_log command For performance reasons the file data is not synced to disk in mnesia, data loss can happen between each dump. mnesia:dump_log() can be used explicitly to ensure data is written to disk. But that can take a long time, so mnesia:sync_log() which just sync the log have been added. --- lib/mnesia/src/mnesia.erl | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'lib/mnesia/src/mnesia.erl') diff --git a/lib/mnesia/src/mnesia.erl b/lib/mnesia/src/mnesia.erl index 70466d10d7..b791e1221f 100644 --- a/lib/mnesia/src/mnesia.erl +++ b/lib/mnesia/src/mnesia.erl @@ -104,7 +104,8 @@ set_master_nodes/1, set_master_nodes/2, %% Misc admin - dump_log/0, subscribe/1, unsubscribe/1, report_event/1, + dump_log/0, sync_log/0, + subscribe/1, unsubscribe/1, report_event/1, %% Snmp snmp_open_table/2, snmp_close_table/1, @@ -2554,6 +2555,9 @@ set_master_nodes(Tab, Nodes) -> dump_log() -> mnesia_controller:sync_dump_log(user). +sync_log() -> + mnesia_monitor:sync_log(latest_log). + subscribe(What) -> mnesia_subscr:subscribe(self(), What). -- cgit v1.2.3