update comment

Signed-off-by: Binbin <[email protected]>

src/cluster_legacy.c

@@ -3138,7 +3138,7 @@ int clusterProcessPacket(clusterLink *link) {
 
             if (server.cluster->failover_auth_time && sender->configEpoch >= server.cluster->failover_auth_epoch) {
                 /* Another node has claimed an epoch greater than or equal to ours.
-                 * If we have an ongoing election,  reset it because we cannot win
+                 * If we have an ongoing election, reset it because we cannot win
                  * with an epoch smaller than or equal to the incoming claim. This
                  * allows us to start a new election as soon as possible. */
                 server.cluster->failover_auth_time = 0;
@@ -3147,6 +3147,8 @@ int clusterProcessPacket(clusterLink *link) {
                           "with an equal or higher epoch %llu. Resetting the election since we cannot win.",
                           (unsigned long long)server.cluster->failover_auth_epoch, sender->name, sender->human_nodename,
                           (unsigned long long)sender->configEpoch);
+                /* Maybe we could start a new election, set a flag here to make sure
+                 * we check as soon as possible, instead of waiting for a cron. */
                 clusterDoBeforeSleep(CLUSTER_TODO_HANDLE_FAILOVER);
             }
         }