diff --git a/src/DebugMgr.cpp b/src/DebugMgr.cpp
index 65f2382..2423d35 100644
--- a/src/DebugMgr.cpp
+++ b/src/DebugMgr.cpp
@@ -53,6 +53,7 @@ void DebugMgr::registerSignalHandlers() {
 #ifndef _WIN32
         signal(SIGSEGV, &DebugMgr::signal_handler);
         signal(SIGBUS, &DebugMgr::signal_handler);
+        signal(SIGILL, &DebugMgr::signal_handler);
 #endif
     }
 }
@@ -103,6 +104,10 @@ void DebugMgr::fatal(IDebug *dbg, const char *fmt, va_list ap) {
     throw std::runtime_error("");
 }
 
+void DebugMgr::crashClose() {
+
+}
+
 void DebugMgr::flush() {
     m_out->flush();
 }
@@ -113,7 +118,7 @@ void DebugMgr::signal_handler(int sigid) {
 
 void DebugMgr::crash_handler() {
     m_dbg->error("Application Crashed");
-    flush();
+    m_out->crashClose();
     _exit(1);
 }
 
diff --git a/src/DebugMgr.h b/src/DebugMgr.h
index 1bc7c70..74eefdd 100644
--- a/src/DebugMgr.h
+++ b/src/DebugMgr.h
@@ -57,6 +57,8 @@ class DebugMgr : public IDebugMgr {
 
 	virtual void fatal(IDebug *dbg, const char *fmt, va_list ap) override;
 
+    virtual void crashClose() override;
+
     virtual void flush() override;
 
 private:
diff --git a/src/DebugOutFile.cpp b/src/DebugOutFile.cpp
index b700e1b..caab5c0 100644
--- a/src/DebugOutFile.cpp
+++ b/src/DebugOutFile.cpp
@@ -18,12 +18,24 @@
  * Created on:
  *     Author:
  */
+#include <alloca.h>
+#include <stdio.h>
+#include <string.h>
 #include "dmgr/IDebug.h"
 #include "DebugOutFile.h"
+#ifndef _WIN32
+#include <unistd.h>
+#include <execinfo.h>
+#endif
 
 
 namespace dmgr {
 
+DebugOutFile::DebugOutFile(const std::string &name) :
+    m_path(name), m_fp(0), m_close_fp(true) {
+
+    m_fp = fopen(name.c_str(), "w");
+}
 
 DebugOutFile::DebugOutFile(FILE *fp, bool close_fp) : 
     m_fp(fp), m_close_fp(close_fp), m_flush(false) {
@@ -78,6 +90,27 @@ void DebugOutFile::fatal(IDebug *dbg, const char *fmt, va_list ap) {
     fflush(m_fp);
 }
 
+void DebugOutFile::crashClose() {
+    fflush(m_fp);
+#ifndef _WIN32
+    if (m_path.size()) {
+        static void *bt_buffer[64];
+        char *rename_path = (char *)alloca(m_path.size()+64);
+        int32_t bt_size;
+
+        bt_size = backtrace(bt_buffer, sizeof(bt_buffer)/sizeof(void *));
+
+        backtrace_symbols_fd(bt_buffer, bt_size, fileno(m_fp));
+
+        // Rename the file
+        fclose(m_fp);
+
+        sprintf(rename_path, "%s.%d", m_path.c_str(), getpid());
+        ::rename(m_path.c_str(), rename_path);
+    }
+#endif
+}
+
 void DebugOutFile::flush() {
     fflush(m_fp);
 }
diff --git a/src/DebugOutFile.h b/src/DebugOutFile.h
index 5bafc1d..69e95fd 100644
--- a/src/DebugOutFile.h
+++ b/src/DebugOutFile.h
@@ -28,6 +28,8 @@ namespace dmgr {
 
 class DebugOutFile : public virtual IDebugOut {
 public:
+    DebugOutFile(const std::string &name);
+
     DebugOutFile(FILE *fp, bool close_fp);
 
     virtual ~DebugOutFile();
@@ -37,9 +39,13 @@ class DebugOutFile : public virtual IDebugOut {
 	virtual void debug(IDebug *dbg, const char *fmt, va_list ap) override;
 	virtual void error(IDebug *dbg, const char *fmt, va_list ap) override;
 	virtual void fatal(IDebug *dbg, const char *fmt, va_list ap) override;
+
+    virtual void crashClose() override;
+
     virtual void flush() override;
 
 private:
+    std::string         m_path;
     FILE                *m_fp;
     bool                m_close_fp;
     bool                m_flush;
diff --git a/src/DebugOutList.cpp b/src/DebugOutList.cpp
index fb990b6..a746a49 100644
--- a/src/DebugOutList.cpp
+++ b/src/DebugOutList.cpp
@@ -72,6 +72,14 @@ void DebugOutList::fatal(IDebug *dbg, const char *fmt, va_list ap) {
     }
 }
 
+void DebugOutList::crashClose() {
+    for (std::vector<IDebugOutUP>::const_iterator
+        it=m_outputs.begin();
+        it!=m_outputs.end(); it++) {
+        (*it)->crashClose();
+    }
+}
+
 void DebugOutList::flush() {
     for (std::vector<IDebugOutUP>::const_iterator
         it=m_outputs.begin();
diff --git a/src/DebugOutList.h b/src/DebugOutList.h
index 33c2316..089c67e 100644
--- a/src/DebugOutList.h
+++ b/src/DebugOutList.h
@@ -42,6 +42,9 @@ class DebugOutList : public virtual IDebugOutList {
 	virtual void debug(IDebug *dbg, const char *fmt, va_list ap) override;
 	virtual void error(IDebug *dbg, const char *fmt, va_list ap) override;
 	virtual void fatal(IDebug *dbg, const char *fmt, va_list ap) override;
+
+    virtual void crashClose() override;
+
     virtual void flush() override;
 
 private:
diff --git a/src/Factory.cpp b/src/Factory.cpp
index af26d8a..7b8be86 100644
--- a/src/Factory.cpp
+++ b/src/Factory.cpp
@@ -44,6 +44,10 @@ IDebugOut *Factory::mkDebugOutFile(FILE *fp, bool close_fp) {
     return new DebugOutFile(fp, close_fp);
 }
 
+IDebugOut *Factory::mkDebugOutPath(const std::string &name) {
+    return new DebugOutFile(name);
+}
+
 IDebugOutList *Factory::mkDebugOutList() {
     return new DebugOutList();
 }
diff --git a/src/Factory.h b/src/Factory.h
index 6ced3da..efc0d6b 100644
--- a/src/Factory.h
+++ b/src/Factory.h
@@ -37,6 +37,8 @@ class Factory : public virtual IFactory {
 
     virtual IDebugOut *mkDebugOutFile(FILE *fp, bool close_fp) override;
 
+    virtual IDebugOut *mkDebugOutPath(const std::string &name) override;
+
     virtual IDebugOutList *mkDebugOutList() override;
 
     static IFactory *inst();
diff --git a/src/include/dmgr/IDebugOut.h b/src/include/dmgr/IDebugOut.h
index 843697a..208cf3a 100644
--- a/src/include/dmgr/IDebugOut.h
+++ b/src/include/dmgr/IDebugOut.h
@@ -39,6 +39,8 @@ class IDebugOut {
 	virtual void error(IDebug *dbg, const char *fmt, va_list ap) = 0;
 	virtual void fatal(IDebug *dbg, const char *fmt, va_list ap) = 0;
 
+    virtual void crashClose() = 0;
+
     virtual void flush() = 0;
 
 };
diff --git a/src/include/dmgr/IFactory.h b/src/include/dmgr/IFactory.h
index 20f72a9..deb96a6 100644
--- a/src/include/dmgr/IFactory.h
+++ b/src/include/dmgr/IFactory.h
@@ -36,6 +36,8 @@ class IFactory {
 
     virtual IDebugOut *mkDebugOutFile(FILE *fp, bool close_fp) = 0;
 
+    virtual IDebugOut *mkDebugOutPath(const std::string &name) = 0;
+
     virtual IDebugOutList *mkDebugOutList() = 0;
 
 };