diff --git a/deps/common/log/log.h b/deps/common/log/log.h
index f51b798c8..c31983bf7 100644
--- a/deps/common/log/log.h
+++ b/deps/common/log/log.h
@@ -319,6 +319,7 @@ int Log::out(const LOG_LEVEL console_level, const LOG_LEVEL log_level, T &msg)
   do {                                       \
     if (!(expression)) {                     \
       LOG_PANIC(description, ##__VA_ARGS__); \
+      LOG_PANIC("%s", lbt());                \
       assert(expression);                    \
     }                                        \
   } while (0)
diff --git a/src/observer/storage/buffer/disk_buffer_pool.cpp b/src/observer/storage/buffer/disk_buffer_pool.cpp
index 92215cc7f..7ceba56ac 100644
--- a/src/observer/storage/buffer/disk_buffer_pool.cpp
+++ b/src/observer/storage/buffer/disk_buffer_pool.cpp
@@ -372,6 +372,7 @@ RC DiskBufferPool::allocate_page(Frame **frame)
 
         hdr_frame_->set_lsn(lsn);
 
+        LOG_INFO("allocate a new page without extend buffer pool. page num=%d, buffer pool=%d", i, id());
         lock_.unlock();
         return get_this_page(i, frame);
       }
@@ -401,7 +402,7 @@ RC DiskBufferPool::allocate_page(Frame **frame)
     return rc;
   }
 
-  LOG_INFO("allocate new page. file=%s, pageNum=%d, pin=%d",
+  LOG_INFO("allocate new page by extending bufferpool. file=%s, pageNum=%d, pin=%d",
            file_name_.c_str(), page_num, allocated_frame->pin_count());
 
   file_header_->allocated_pages++;
@@ -705,7 +706,7 @@ RC DiskBufferPool::allocate_frame(PageNum page_num, Frame **buffer)
     Frame *frame = frame_manager_.alloc(id(), page_num);
     if (frame != nullptr) {
       *buffer = frame;
-      LOG_DEBUG("allocate frame %p, page num %d", frame, page_num);
+      LOG_DEBUG("allocate frame %p, page num %d, frame=%s", frame, page_num, frame->to_string().c_str());
       return RC::SUCCESS;
     }
 
diff --git a/src/observer/storage/buffer/frame.cpp b/src/observer/storage/buffer/frame.cpp
index b25ec67cc..c61972e3a 100644
--- a/src/observer/storage/buffer/frame.cpp
+++ b/src/observer/storage/buffer/frame.cpp
@@ -262,6 +262,6 @@ string Frame::to_string() const
 {
   stringstream ss;
   ss << "frame id:" << frame_id().to_string() << ", dirty=" << dirty() << ", pin=" << pin_count()
-     << ", lsn=" << lsn();
+     << ", lsn=" << lsn() << ", this=" << this;
   return ss.str();
 }