We want to compact database file if it has been over 24 hours since we
last compacted it and there's more than 100 commits regardless of the
size of the database. This patch fixes the previous comparisson which
checked if 24 hours was elapsed since the next scheduled compaction.

Signed-off-by: Daniel Alvarez <dalva...@redhat.com>
---
 ovsdb/file.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/ovsdb/file.c b/ovsdb/file.c
index 02e0e8b76..40192e30d 100644
--- a/ovsdb/file.c
+++ b/ovsdb/file.c
@@ -590,7 +590,7 @@ ovsdb_file_commit(struct ovsdb_replica *replica,
     struct ovsdb_file *file = ovsdb_file_cast(replica);
     struct ovsdb_file_txn ftxn;
     struct ovsdb_error *error;
-    long long int next_compact_elapsed;
+    long long int current_time;
 
     ovsdb_file_txn_init(&ftxn);
     ovsdb_txn_for_each_change(txn, ovsdb_file_change_cb, &ftxn);
@@ -611,12 +611,12 @@ ovsdb_file_commit(struct ovsdb_replica *replica,
      * tried), and if there are at least 100 transactions in the database, and
      * if the database is at least 10 MB, and the database is at least 2x the
      * size of the previous snapshot, then compact the database. However, if
-     * it has been over COMPACT_MAX_MSEC ms, the database size is not taken
-     * into account. */
-    next_compact_elapsed = time_msec() - file->next_compact;
-    if (next_compact_elapsed >= 0
+     * it has been over COMPACT_MAX_MSEC ms since the last compaction, the
+     * database size is not taken into account. */
+    current_time = time_msec();
+    if (current_time >= file->next_compact
         && file->n_transactions >= 100
-        && (next_compact_elapsed >= COMPACT_MAX_MSEC
+        && (current_time - file->last_compact >= COMPACT_MAX_MSEC
             || ovsdb_log_grew_lots(file->log))) {
         error = ovsdb_file_compact(file);
         if (error) {
-- 
2.13.5

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