log: buffer log entries until flusher thread starts

Signed-off-by: Sage Weil <sage@redhat.com>
(cherry picked from commit 4af24e57aafd8774da4b1d2c7e3b17dcae1c18a0)

diff --git a/src/log/Log.cc b/src/log/Log.cc
index 8d74dcabc04e54cd64ed45053c831be9c6dbbd3a..9ecde2887ea39cf50f2c401faaae7cc1591d0e63 100644 (file)
--- a/src/log/Log.cc
+++ b/src/log/Log.cc
@@ -184,7 +184,8 @@ void Log::submit_entry(Entry&& e)
     *(volatile int *)(0) = 0xdead;
 
   // wait for flush to catch up
-  while (m_new.size() > m_max_new) {
+  while (is_started() &&
+        m_new.size() > m_max_new) {
     if (m_stop) break; // force addition
     m_cond_loggers.wait(lock);
   }