diff --git a/.arcconfig b/.arcconfig
index fe8c5aff75..8d6d65afb2 100644
--- a/.arcconfig
+++ b/.arcconfig
@@ -1,10 +1,5 @@
 {
   "project_id" : "leveldb",
   "conduit_uri" : "https://reviews.facebook.net/",
-  "copyright_holder" : "",
-  "load" : [
-    "linters/src/"
-  ],
-  "lint_engine" : "FacebookFbcodeLintEngine", 
-  "lint.engine.single.linter" : "FbcodeCppLinter" 
+  "copyright_holder" : ""
 }
diff --git a/db/db_impl.cc b/db/db_impl.cc
index ff45962f76..700be1e8b6 100644
--- a/db/db_impl.cc
+++ b/db/db_impl.cc
@@ -512,31 +512,33 @@ Status DBImpl::Recover(VersionEdit* edit, bool no_log_recory,
   // Ignore error from CreateDir since the creation of the DB is
   // committed only when the descriptor is created, and this directory
   // may already exist from a previous failed creation attempt.
-  env_->CreateDir(dbname_);
   assert(db_lock_ == NULL);
-  Status s = env_->LockFile(LockFileName(dbname_), &db_lock_);
-  if (!s.ok()) {
-    return s;
-  }
+  if (!no_log_recory) {
+    env_->CreateDir(dbname_);
+    Status s = env_->LockFile(LockFileName(dbname_), &db_lock_);
+    if (!s.ok()) {
+      return s;
+    }
 
-  if (!env_->FileExists(CurrentFileName(dbname_))) {
-    if (options_.create_if_missing) {
-      s = NewDB();
-      if (!s.ok()) {
-        return s;
+    if (!env_->FileExists(CurrentFileName(dbname_))) {
+      if (options_.create_if_missing) {
+        s = NewDB();
+        if (!s.ok()) {
+          return s;
+        }
+      } else {
+        return Status::InvalidArgument(
+            dbname_, "does not exist (create_if_missing is false)");
       }
     } else {
-      return Status::InvalidArgument(
-          dbname_, "does not exist (create_if_missing is false)");
-    }
-  } else {
-    if (options_.error_if_exists) {
-      return Status::InvalidArgument(
-          dbname_, "exists (error_if_exists is true)");
+      if (options_.error_if_exists) {
+        return Status::InvalidArgument(
+            dbname_, "exists (error_if_exists is true)");
+      }
     }
   }
 
-  s = versions_->Recover();
+  Status s = versions_->Recover();
   if (s.ok()) {
     SequenceNumber max_sequence(0);
 
@@ -897,9 +899,12 @@ Status DBImpl::GetUpdatesSince(SequenceNumber seq,
     return s;
   }
   //  list wal files in archive dir.
-  s = ListAllWALFiles(ArchivalDirectory(dbname_), &walFiles, kArchivedLogFile);
-  if (!s.ok()) {
-    return s;
+  std::string archivedir = ArchivalDirectory(dbname_);
+  if (env_->FileExists(archivedir)) {
+    s = ListAllWALFiles(archivedir, &walFiles, kArchivedLogFile);
+    if (!s.ok()) {
+      return s;
+    }
   }
 
   if (walFiles.empty()) {
diff --git a/db/transaction_log_iterator_impl.cc b/db/transaction_log_iterator_impl.cc
index c2ca14a366..bc118b8c2c 100644
--- a/db/transaction_log_iterator_impl.cc
+++ b/db/transaction_log_iterator_impl.cc
@@ -16,8 +16,8 @@ TransactionLogIteratorImpl::TransactionLogIteratorImpl(
   isValid_(true),
   currentFileIndex_(0),
   currentLogReader_(NULL) {
-    assert( files_ != NULL);
-  }
+  assert( files_ != NULL);
+}
 
 LogReporter
 TransactionLogIteratorImpl::NewLogReporter(const uint64_t logNumber) {
diff --git a/include/leveldb/write_batch.h b/include/leveldb/write_batch.h
index ac0e2e11d5..6546cadaa6 100644
--- a/include/leveldb/write_batch.h
+++ b/include/leveldb/write_batch.h
@@ -51,9 +51,12 @@ class WriteBatch {
   };
   Status Iterate(Handler* handler) const;
 
-  // Returns the serialized string
+  // Retrive the serialized version of this batch.
   std::string Data() { return rep_; }
 
+  // Constructor with a serialized string object
+  WriteBatch(std::string rep): rep_(rep) {}
+
  private:
   friend class WriteBatchInternal;