From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Sat, 14 Sep 2019 15:22:51 +0000 (+0200)
Subject: Disable compression in ghost exchange of DoFHandler
X-Git-Tag: v9.2.0-rc1~1107^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=46e881231cf15b49dbd612a58dc4e2e2246093eb;p=dealii.git

Disable compression in ghost exchange of DoFHandler
---

diff --git a/include/deal.II/grid/grid_tools.h b/include/deal.II/grid/grid_tools.h
index fb287ace42..9a6e085ddd 100644
--- a/include/deal.II/grid/grid_tools.h
+++ b/include/deal.II/grid/grid_tools.h
@@ -3892,7 +3892,7 @@ namespace GridTools
         // pack all the data into the buffer for this recipient and send it.
         // keep data around till we can make sure that the packet has been
         // received
-        sendbuffers[idx] = Utilities::pack(data);
+        sendbuffers[idx] = Utilities::pack(data, /*enable_compression*/ false);
         const int ierr   = MPI_Isend(sendbuffers[idx].data(),
                                    sendbuffers[idx].size(),
                                    MPI_BYTE,
@@ -3928,7 +3928,8 @@ namespace GridTools
         AssertThrowMPI(ierr);
 
         auto cellinfo =
-          Utilities::unpack<CellDataTransferBuffer<dim, DataType>>(receive);
+          Utilities::unpack<CellDataTransferBuffer<dim, DataType>>(
+            receive, /*enable_compression*/ false);
 
         DataType *data = cellinfo.data.data();
         for (unsigned int c = 0; c < cellinfo.cell_ids.size(); ++c, ++data)