UniversalCompactionPicker::SortedRun::DumpSizeInfo already prints som…

src/yb/rocksdb/db/compaction_picker.h

@@ -390,3 +390,29 @@ CompressionType GetCompressionType(const ImmutableCFOptions& ioptions,
                                    const bool enable_compression = true);
 
 }  // namespace rocksdb
+
+// Add these new methods
+    uint64_t GetMetadataSize() const {
+      // Implementation depends on how metadata size is stored
+      return file->fd.GetMetadataSize();
+    }
+
+    uint64_t GetDataSize() const {
+      // Implementation depends on how data size is stored
+      return file->fd.GetDataSize();
+    }
+
+    void DumpSizeInfo(char* out_buf, size_t out_buf_size, bool print_path) const {
+      if (file != nullptr) {
+        snprintf(out_buf, out_buf_size,
+                 "file %" PRIu64 "[%s] "
+                 "size %" PRIu64 " : metadata size %" PRIu64 " : data size %" PRIu64,
+                 file->fd.GetNumber(),
+                 print_path ? file->fd.GetPathId().c_str() : "",
+                 file->fd.GetFileSize(),
+                 GetMetadataSize(),
+                 GetDataSize());
+      } else {
+        snprintf(out_buf, out_buf_size, "n/a");
+      }
+    }

src/yb/rocksdb/table/table_builder.h

@@ -95,6 +95,9 @@ class TableBuilder {
   // REQUIRES: Either Finish() or Abandon() has been called.
   virtual ~TableBuilder() {}
 
+  // Get the block cache prefix as a series of bytes in hexadecimal
+  virtual std::string GetBlockCachePrefixHex() const = 0;
+
   // Add key,value to the table being constructed.
   // REQUIRES: key is after any previously added key according to comparator.
   // REQUIRES: Finish(), Abandon() have not been called
@@ -103,9 +106,14 @@ class TableBuilder {
   // Return non-ok iff some error has been detected.
   virtual Status status() const = 0;
 
-  // Finish building the table.
-  // REQUIRES: Finish(), Abandon() have not been called
-  virtual Status Finish() = 0;
+  virtual Status Finish() {
+    // ... (existing code) ...
+
+    // Log the block cache prefix
+    std::string prefix_hex = GetBlockCachePrefixHex();
+    ROCKS_LOG_INFO(ioptions_.info_log, "SST file created with block cache prefix: %s", 
+                   prefix_hex.c_str());
+  }
 
   // Indicate that the contents of this builder should be abandoned.
   // If the caller is not going to call Finish(), it must call Abandon()
@@ -125,6 +133,12 @@ class TableBuilder {
   // metadata is stored in base file while data is split among data files (S-Blocks).
   virtual uint64_t BaseFileSize() const = 0;
 
+  // Get the size of the file's metadata
+  virtual uint64_t MetadataSize() const = 0;
+
+  // Get the size of the file's data
+  virtual uint64_t DataSize() const = 0;
+
   // If the user defined table properties collector suggest the file to
   // be further compacted.
   virtual bool NeedCompact() const { return false; }