closes #2264

src/categories/recentreplies.js

@@ -113,13 +113,25 @@ module.exports = function(Categories) {
 				return;
 			}
 
-			var keys = pids.map(function(pid) {
+			var start = 0,
+				done = false,
+				batch = 50;
+
+			async.whilst(function() {
+				return !done;
+			}, function(next) {
+				var movePids = pids.slice(start, start + batch);
+				if (!movePids.length) {
+					done = true;
+					return next();
+				}
+				var keys = movePids.map(function(pid) {
 					return 'post:' + pid;
 				});
 
 				db.getObjectsFields(keys, ['timestamp'], function(err, postData) {
 					if (err) {
-					return winston.error(err.message);
+						return next(err);
 					}
 
 					var timestamps = postData.map(function(post) {
@@ -128,17 +140,24 @@ module.exports = function(Categories) {
 
 					async.parallel([
 						function(next) {
-						db.sortedSetRemove('categories:recent_posts:cid:' + oldCid, pids, next);
+							db.sortedSetRemove('categories:recent_posts:cid:' + oldCid, movePids, next);
 						},
 						function(next) {
-						db.sortedSetAdd('categories:recent_posts:cid:' + cid, timestamps, pids, next);
+							db.sortedSetAdd('categories:recent_posts:cid:' + cid, timestamps, movePids, next);
 						}
 					], function(err) {
 						if (err) {
-						winston.error(err.message);
+							return next(err);
 						}
+						start += batch;
+						next();
 					});
 				});
+			}, function(err) {
+				if (err) {
+					winston.error(err.stack);
+				}
+			});
 		});
 	};