From 248d4eeb713f60c7112b3251d4d57bc14d900a6d Mon Sep 17 00:00:00 2001
From: alexpeshkoff <alexpeshkoff@users.sourceforge.net>
Date: Fri, 3 Jun 2011 14:09:55 +0000
Subject: [PATCH] Fixed CORE-3512: Server hangs when trace is running (big
 thanks to Vlad)

---
 src/jrd/trace/TraceLog.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/jrd/trace/TraceLog.cpp b/src/jrd/trace/TraceLog.cpp
index ad6c7585f66..ab74d9d021e 100644
--- a/src/jrd/trace/TraceLog.cpp
+++ b/src/jrd/trace/TraceLog.cpp
@@ -193,9 +193,14 @@ size_t TraceLog::write(const void* buf, size_t size)
 			// While this instance of writer was idle, new log file was created.
 			// More, if current file was already read by reader, we must delete it.
 			::close(m_fileHandle);
-			if (m_fileNum < sh_mem_header->readFileNum) {
+			if (m_fileNum < sh_mem_header->readFileNum)
+			{
 				removeFile(m_fileNum);
 			}
+			if (m_fileNum == sh_mem_header->writeFileNum)
+			{
+				++sh_mem_header->writeFileNum;
+			}
 			m_fileNum = sh_mem_header->writeFileNum;
 			m_fileHandle = openFile(m_fileNum);
 			continue;