diff --git a/src/os/bluestore/BlueFS.cc b/src/os/bluestore/BlueFS.cc
index 230f677db..295731c9f 100644
--- a/src/os/bluestore/BlueFS.cc
+++ b/src/os/bluestore/BlueFS.cc
@@ -2038,13 +2038,22 @@ void BlueFS::sync_metadata()
   std::unique_lock<std::mutex> l(lock);
   if (log_t.empty()) {
     dout(10) << __func__ << " - no pending log events" << dendl;
-    return;
+  } else {
+    dout(10) << __func__ << dendl;
+    utime_t start = ceph_clock_now();
+    vector<interval_set<uint64_t>> to_release(pending_release.size());
+    to_release.swap(pending_release);
+    flush_bdev(); // FIXME?
+    _flush_and_sync_log(l);
+    for (unsigned i = 0; i < to_release.size(); ++i) {
+      for (auto p = to_release[i].begin(); p != to_release[i].end(); ++p) {
+    alloc[i]->release(p.get_start(), p.get_len());
+      }
+    }
+    utime_t end = ceph_clock_now();
+    utime_t dur = end - start;
+    dout(10) << __func__ << " done in " << dur << dendl;
   }
-  dout(10) << __func__ << dendl;
-  utime_t start = ceph_clock_now();
-  flush_bdev(); // FIXME?
-  _flush_and_sync_log(l);
-  dout(10) << __func__ << " done in " << (ceph_clock_now() - start) << dendl;
 
   if (_should_compact_log()) {
     if (cct->_conf->bluefs_compact_log_sync) {
@@ -2053,10 +2062,6 @@ void BlueFS::sync_metadata()
       _compact_log_async(l);
     }
   }
-
-  utime_t end = ceph_clock_now();
-  utime_t dur = end - start;
-  dout(10) << __func__ << " done in " << dur << dendl;
 }
 
 int BlueFS::open_for_write(