FT-300 Block allocator trace replay tool

ft/serialize/block_allocator.cc

@@ -129,7 +129,7 @@ void block_allocator::create(uint64_t reserve_at_beginning, uint64_t alignment)
     VALIDATE();
 
     if (ba_trace_enabled()) {
-        fprintf(stderr, "ba_trace_create %p", this);
+        fprintf(stderr, "ba_trace_create %p\n", this);
     }
 }
 
@@ -137,7 +137,7 @@ void block_allocator::destroy() {
     toku_free(_blocks_array);
 
     if (ba_trace_enabled()) {
-        fprintf(stderr, "ba_trace_destroy %p", this);
+        fprintf(stderr, "ba_trace_destroy %p\n", this);
     }
 }
 
@@ -460,6 +460,14 @@ void block_allocator::get_unused_statistics(TOKU_DB_FRAGMENTATION report) {
     }
 }
 
+void block_allocator::get_statistics(TOKU_DB_FRAGMENTATION report) {
+    report->data_bytes = _n_bytes_in_use; 
+    report->data_blocks = _n_blocks; 
+    report->file_size_bytes = 0;
+    report->checkpoint_bytes_additional = 0;
+    get_unused_statistics(report);
+}
+
 void block_allocator::validate() const {
     uint64_t n_bytes_in_use = _reserve_at_beginning;
     for (uint64_t i = 0; i < _n_blocks; i++) {

ft/serialize/block_allocator.h

@@ -213,6 +213,14 @@ class block_allocator {
     //  report->checkpoint_bytes_additional is filled in
     void get_unused_statistics(TOKU_DB_FRAGMENTATION report);
 
+    // Effect: Fill in report->data_bytes with the number of bytes in use
+    //         Fill in report->data_blocks with the number of blockpairs in use
+    //         Fill in unused statistics using this->get_unused_statistics()
+    // Requires:
+    //  report->file_size is ignored on return
+    //  report->checkpoint_bytes_additional is ignored on return
+    void get_statistics(TOKU_DB_FRAGMENTATION report);
+
     // Effect: Merge dst[d] and src[s] into dst[d+s], merging in place.
     //   Initially dst and src hold sorted arrays (sorted by increasing offset).
     //   Finally dst contains all d+s elements sorted in order.

tools/CMakeLists.txt

 set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS _GNU_SOURCE DONT_DEPRECATE_ERRNO)
 
-set(tools tokudb_dump tokuftdump tdb_logprint tdb-recover ftverify)
+set(tools tokudb_dump tokuftdump tdb_logprint tdb-recover ftverify ba_replay)
 foreach(tool ${tools})
   add_executable(${tool} ${tool})
   add_dependencies(${tool} install_tdb_h)