Fix tmp file write info invalid

src/storage/blocksstable/ob_tmp_file.cpp

@@ -378,10 +378,10 @@ int ObTmpFileExtent::read(const ObTmpFileIOInfo &io_info, const int64_t offset,
   if (OB_UNLIKELY(!is_alloced_)) {
     ret = OB_ERR_UNEXPECTED;
     STORAGE_LOG(WARN, "ObTmpFileExtent has not been allocated", K(ret));
-  } else if (OB_UNLIKELY(offset < 0 || offset >= offset_ || size <= 0
-      || offset + size > offset_) || OB_ISNULL(buf)) {
+  } else if (OB_UNLIKELY(offset < 0 || offset >= get_offset() || size <= 0
+      || offset + size > get_offset()) || OB_ISNULL(buf)) {
     ret = OB_INVALID_ARGUMENT;
-    STORAGE_LOG(WARN, "invalid argument", K(ret), K(offset), K(offset_), K(size), K(buf));
+    STORAGE_LOG(WARN, "invalid argument", K(ret), K(offset), K(get_offset()), K(size), K(buf));
   } else {
     ObTmpBlockIOInfo info;
     info.buf_ =  buf;
@@ -411,25 +411,25 @@ int ObTmpFileExtent::write(const ObTmpFileIOInfo &io_info,int64_t &size, char *&
   } else if (OB_UNLIKELY(!is_alloced_)) {
     ret = OB_ERR_UNEXPECTED;
     STORAGE_LOG(WARN, "ObTmpFileExtent has not been allocated", K(ret));
-  } else if (offset_ == page_nums_ * ObTmpMacroBlock::get_default_page_size()) {
+  } else if (get_offset() == page_nums_ * ObTmpMacroBlock::get_default_page_size()) {
     close();
   } else {
     SpinWLockGuard guard(lock_);
     if (!is_closed()) {
-      remain = page_nums_ * ObTmpMacroBlock::get_default_page_size() - offset_;
+      remain = page_nums_ * ObTmpMacroBlock::get_default_page_size() - get_offset();
       write_size = std::min(remain, size);
       ObTmpBlockIOInfo info;
       info.block_id_ = block_id_;
       info.buf_ =  buf;
       info.io_desc_ = io_info.io_desc_;
-      info.offset_ = start_page_id_ * ObTmpMacroBlock::get_default_page_size() + offset_;
+      info.offset_ = start_page_id_ * ObTmpMacroBlock::get_default_page_size() + get_offset();
       info.size_ = write_size;
       info.tenant_id_ = io_info.tenant_id_;
       if (OB_FAIL(OB_TMP_FILE_STORE.write(owner_->get_tenant_id(), info))) {
         STORAGE_LOG(WARN, "fail to write the extent", K(ret));
       } else {
-        offset_ += write_size;
-        g_offset_end_ = offset_ + g_offset_start_;
+        ATOMIC_FAA(&offset_, write_size);
+        g_offset_end_ = get_offset() + g_offset_start_;
         buf += write_size;
         size -= write_size;
         is_write = true;
@@ -451,7 +451,7 @@ void ObTmpFileExtent::reset()
   fd_ = -1;
   g_offset_start_ = 0;
   g_offset_end_ = 0;
-  offset_ = 0;
+  ATOMIC_SET(&offset_, 0);
   owner_ = NULL;
   start_page_id_ = -1;
   page_nums_ = 0;
@@ -496,11 +496,11 @@ bool ObTmpFileExtent::close(uint8_t &free_page_start_id, uint8_t &free_page_nums
   free_page_nums = 0;
   SpinWLockGuard guard(lock_);
   if (!is_closed_) {
-    if (!force && 0 != page_nums_ && 0 == offset_) {
+    if (!force && 0 != page_nums_ && 0 == get_offset()) {
       // Nothing to do. This extent is alloced just now, so it cannot be closed.
     } else {
-      if (offset_ != page_nums_ * ObTmpMacroBlock::get_default_page_size()) {
-        uint8_t offset_page_id = common::upper_align(offset_, ObTmpMacroBlock::get_default_page_size())
+      if (get_offset() != page_nums_ * ObTmpMacroBlock::get_default_page_size()) {
+        uint8_t offset_page_id = common::upper_align(get_offset(), ObTmpMacroBlock::get_default_page_size())
                              / ObTmpMacroBlock::get_default_page_size();
         free_page_nums = page_nums_ - offset_page_id;
         free_page_start_id = start_page_id_ + offset_page_id;

src/storage/blocksstable/ob_tmp_file.h

@@ -173,7 +173,7 @@ public:
   OB_INLINE uint8_t get_page_nums() const { return page_nums_; }
   OB_INLINE void set_block_id(const int64_t block_id) { block_id_ = block_id; }
   OB_INLINE int64_t get_block_id() const { return block_id_; }
-  OB_INLINE int32_t get_offset() const { return offset_; }
+  OB_INLINE int32_t get_offset() const { return ATOMIC_LOAD(&offset_); }
   OB_INLINE ObTmpFile &get_owner() { return *owner_; }
   TO_STRING_KV(K_(is_alloced), K_(fd), K_(g_offset_start), K_(g_offset_end), KP_(owner),
       K_(start_page_id), K_(page_nums), K_(block_id), K_(offset), K_(is_closed));

src/storage/blocksstable/ob_tmp_file_cache.cpp

@@ -744,10 +744,12 @@ int ObTmpTenantMemBlockManager::try_sync(const int64_t block_id)
     } else {
       STORAGE_LOG(DEBUG, "the tmp macro block has been washed", K(ret), K(block_id));
     }
-  } else if (t_mblk->is_washing()){
+  } else if (t_mblk->is_washing()) {
     STORAGE_LOG(WARN, "the tmp macro block is washing", K(ret), K(block_id));
-  } else if (t_mblk->is_disked()){
+  } else if (t_mblk->is_disked()) {
     STORAGE_LOG(WARN, "the tmp macro block has been disked", K(ret), K(block_id));
+  } else if (0 == t_mblk->get_used_page_nums()) {
+    STORAGE_LOG(WARN, "the tmp macro block has not been written", K(ret), K(block_id));
   } else {
     t_mblk->set_washing_status(true);
     common::ObIArray<ObTmpFileExtent* > &extents = t_mblk->get_extents();
@@ -998,7 +1000,8 @@ int ObTmpTenantMemBlockManager::wash(const int64_t block_nums,
     int64_t cur_time = ObTimeUtility::fast_current_time();
     for (iter = t_mblk_map_.begin(); OB_SUCC(ret) && iter != t_mblk_map_.end(); ++iter) {
       ObTmpMacroBlock *m_blk = iter->second;
-      if (OB_UNLIKELY(NULL != m_blk) && OB_UNLIKELY(m_blk->is_inited()) && OB_UNLIKELY(!m_blk->is_disked())) {
+      if (OB_UNLIKELY(NULL != m_blk) && OB_UNLIKELY(m_blk->is_inited()) && OB_UNLIKELY(!m_blk->is_disked()) &&
+          OB_UNLIKELY(0 != m_blk->get_used_page_nums())) {
         BlockInfo info;
         info.block_id_ = m_blk->get_block_id();
         info.wash_score_ = m_blk->get_wash_score(cur_time);

src/storage/blocksstable/ob_tmp_file_store.cpp

@@ -584,6 +584,15 @@ int ObTmpMacroBlock::free(const int32_t start_page_id, const int32_t page_nums)
   return ret;
 }
 
+int64_t ObTmpMacroBlock::get_used_page_nums() const
+{
+  int64_t used_page_nums = 0;
+  for (int64_t i = using_extents_.count() - 1; i >= 0; --i) {
+    used_page_nums += std::ceil(using_extents_.at(i)->get_offset() / DEFAULT_PAGE_SIZE);
+  }
+  return used_page_nums;
+}
+
 void ObTmpMacroBlock::set_io_desc(const common::ObIOFlag &io_desc)
 {
   io_desc_ = io_desc;

src/storage/blocksstable/ob_tmp_file_store.h

@@ -120,10 +120,7 @@ public:
   OB_INLINE char *get_buffer() { return buffer_; }
   OB_INLINE uint8_t get_max_cont_page_nums() const { return page_buddy_.get_max_cont_page_nums(); }
   OB_INLINE uint8_t get_free_page_nums() const { return free_page_nums_; }
-  OB_INLINE int64_t get_used_page_nums() const
-  {
-    return get_mblk_page_nums() - free_page_nums_;
-  }
+  int64_t get_used_page_nums() const;
   int get_block_cache_handle(ObTmpBlockValueHandle &handle);
   int get_wash_io_info(ObTmpBlockIOInfo &info);
   void set_io_desc(const common::ObIOFlag &io_desc);
@@ -154,7 +151,7 @@ public:
   int close(bool &is_all_close, uint8_t &free_page_nums);
   int give_back_buf_into_cache(bool is_wash = false);
   OB_INLINE double get_wash_score(int64_t cur_time) const {
-    if (get_free_page_nums() == 0) {
+    if (ObTmpFilePageBuddy::MAX_PAGE_NUMS == get_used_page_nums()) {
       return INT64_MAX;
     }
     return (double) get_used_page_nums() * (cur_time - get_alloc_time()) / (get_access_time() - get_alloc_time());