Commit 9ea27d32 authored by unknown's avatar unknown
Browse files

ndb dd - Remove incorrect assertion making it's impossible to only use 1 undo file with "high" load 


storage/ndb/src/kernel/blocks/lgman.cpp:
  Remove incorrect assertion making it's impossible to only use 1 undo file with "high" load
parent d255344c

storage/ndb/src/kernel/blocks/lgman.cpp

+15 −6
Original line number Diff line number Diff line
@@ -1461,6 +1461,8 @@ Lgman::process_log_buffer_waiters(Signal* signal, Ptr<Logfile_group> ptr) 
  }

}



#define REALLY_SLOW_FS 0



Uint32

Lgman::write_log_pages(Signal* signal, Ptr<Logfile_group> ptr,

		       Uint32 pageId, Uint32 in_pages)
@@ -1507,6 +1509,10 @@ Lgman::write_log_pages(Signal* signal, Ptr<Logfile_group> ptr, 
    head.m_idx += max;

    ptr.p->m_file_pos[HEAD] = head;  



    if (REALLY_SLOW_FS)

      sendSignalWithDelay(NDBFS_REF, GSN_FSWRITEREQ, signal, REALLY_SLOW_FS,

			  FsReadWriteReq::FixedLength + 1);

    else

      sendSignal(NDBFS_REF, GSN_FSWRITEREQ, signal, 

		 FsReadWriteReq::FixedLength + 1, JBA);
@@ -1529,6 +1535,10 @@ Lgman::write_log_pages(Signal* signal, Ptr<Logfile_group> ptr, 
    req->numberOfPages = max;

    FsReadWriteReq::setSyncFlag(req->operationFlag, 1);

    

    if (REALLY_SLOW_FS)

      sendSignalWithDelay(NDBFS_REF, GSN_FSWRITEREQ, signal, REALLY_SLOW_FS, 

			  FsReadWriteReq::FixedLength + 1);

    else

      sendSignal(NDBFS_REF, GSN_FSWRITEREQ, signal, 

		 FsReadWriteReq::FixedLength + 1, JBA);
@@ -1553,7 +1563,6 @@ Lgman::write_log_pages(Signal* signal, Ptr<Logfile_group> ptr, 
      files.first(next);

    }

    ndbout_c("changing file from %d to %d", filePtr.i, next.i);

    ndbassert(filePtr.i != next.i);

    filePtr.p->m_state |= Undofile::FS_MOVE_NEXT;

    next.p->m_state &= ~(Uint32)Undofile::FS_EMPTY;