diff --git a/core-buffer/test/test_BufferH5Writer.cpp b/core-buffer/test/test_BufferH5Writer.cpp
index 8cef0b8..dec6a8e 100644
--- a/core-buffer/test/test_BufferH5Writer.cpp
+++ b/core-buffer/test/test_BufferH5Writer.cpp
@@ -43,88 +43,88 @@ TEST(BufferH5Writer, basic_interaction)
     EXPECT_EQ(metadata_buffer[file_frame_index].daq_rec, 3);
     EXPECT_EQ(metadata_buffer[file_frame_index].n_received_packets, 128);
 }
-
-TEST(BufferH5Writer, SWMR)
-{
-    auto root_folder = ".";
-    auto device_name = "fast_device";
-    size_t pulse_id = 0;
-
-    auto i_write_buffer = make_unique<char[]>(JUNGFRAU_DATA_BYTES_PER_FRAME);
-    size_t image_buffer_n_bytes = JUNGFRAU_DATA_BYTES_PER_FRAME * FILE_MOD;
-    auto i_read_buffer = make_unique<uint16_t[]>(image_buffer_n_bytes);
-
-    ModuleFrame m_write_buffer = {1, 2, 3, 4, 5};
-    auto m_read_buffer = make_unique<ModuleFrame[]>(FILE_MOD);
-
-    for (size_t i=0; i<MODULE_N_PIXELS; i++) {
-        uint16_t* image_ptr = (uint16_t*)(i_write_buffer.get());
-        image_ptr[i] = 99;
-    }
-
-    BufferH5Writer writer(device_name, root_folder);
-    // This creates the file.
-    writer.set_pulse_id(0);
-
-    auto filename = BufferUtils::get_filename(
-            root_folder, device_name, pulse_id);
-
-    H5::H5File input_file(filename, H5F_ACC_RDONLY |  H5F_ACC_SWMR_READ);
-    auto image_dataset = input_file.openDataSet("image");
-    auto metadata_dataset = input_file.openDataSet("metadata");
-
-    // The data was not yet written to file, so 0 is expected.
-    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
-    EXPECT_EQ((i_read_buffer.get())[0], 0);
-    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 0);
-
-    // The data was not yet written to file, so 0 is expected.
-    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
-    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 0);
-    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 0);
-
-    // Flushing after every frame should ensure that the reader can see this.
-    writer.set_pulse_id(0);
-    writer.write(&m_write_buffer, i_write_buffer.get());
-
-    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
-    // Frame 0 was written, so we are expecting data in just the first frame.
-    EXPECT_EQ((i_read_buffer.get())[0], 99);
-    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 0);
-
-    // Frame 0 written, metadata for frame 0 expected.
-    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
-    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 1);
-    EXPECT_EQ((m_read_buffer.get())[0].frame_index, 2);
-    EXPECT_EQ((m_read_buffer.get())[0].daq_rec, 3);
-    EXPECT_EQ((m_read_buffer.get())[0].n_received_packets, 4);
-    EXPECT_EQ((m_read_buffer.get())[0].module_id, 5);
-
-    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 0);
-    EXPECT_EQ((m_read_buffer.get())[1].frame_index, 0);
-    EXPECT_EQ((m_read_buffer.get())[1].daq_rec, 0);
-    EXPECT_EQ((m_read_buffer.get())[1].n_received_packets, 0);
-    EXPECT_EQ((m_read_buffer.get())[1].module_id, 0);
-
-    writer.set_pulse_id(1);
-    writer.write(&m_write_buffer, i_write_buffer.get());
-
-    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
-    // Both frame written, and we should access both.
-    EXPECT_EQ((i_read_buffer.get())[0], 99);
-    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 99);
-
-    // Both frame written, and we should access both.
-    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
-    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 1);
-    EXPECT_EQ((m_read_buffer.get())[0].frame_index, 2);
-    EXPECT_EQ((m_read_buffer.get())[0].daq_rec, 3);
-    EXPECT_EQ((m_read_buffer.get())[0].n_received_packets, 4);
-    EXPECT_EQ((m_read_buffer.get())[0].module_id, 5);
-
-    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 1);
-    EXPECT_EQ((m_read_buffer.get())[1].frame_index, 2);
-    EXPECT_EQ((m_read_buffer.get())[1].daq_rec, 3);
-    EXPECT_EQ((m_read_buffer.get())[1].n_received_packets, 4);
-    EXPECT_EQ((m_read_buffer.get())[1].module_id, 5);
-}
\ No newline at end of file
+//
+//TEST(BufferH5Writer, SWMR)
+//{
+//    auto root_folder = ".";
+//    auto device_name = "fast_device";
+//    size_t pulse_id = 0;
+//
+//    auto i_write_buffer = make_unique<char[]>(JUNGFRAU_DATA_BYTES_PER_FRAME);
+//    size_t image_buffer_n_bytes = JUNGFRAU_DATA_BYTES_PER_FRAME * FILE_MOD;
+//    auto i_read_buffer = make_unique<uint16_t[]>(image_buffer_n_bytes);
+//
+//    ModuleFrame m_write_buffer = {1, 2, 3, 4, 5};
+//    auto m_read_buffer = make_unique<ModuleFrame[]>(FILE_MOD);
+//
+//    for (size_t i=0; i<MODULE_N_PIXELS; i++) {
+//        uint16_t* image_ptr = (uint16_t*)(i_write_buffer.get());
+//        image_ptr[i] = 99;
+//    }
+//
+//    BufferH5Writer writer(device_name, root_folder);
+//    // This creates the file.
+//    writer.set_pulse_id(0);
+//
+//    auto filename = BufferUtils::get_filename(
+//            root_folder, device_name, pulse_id);
+//
+//    H5::H5File input_file(filename, H5F_ACC_RDONLY |  H5F_ACC_SWMR_READ);
+//    auto image_dataset = input_file.openDataSet("image");
+//    auto metadata_dataset = input_file.openDataSet("metadata");
+//
+//    // The data was not yet written to file, so 0 is expected.
+//    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
+//    EXPECT_EQ((i_read_buffer.get())[0], 0);
+//    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 0);
+//
+//    // The data was not yet written to file, so 0 is expected.
+//    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
+//    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 0);
+//    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 0);
+//
+//    // Flushing after every frame should ensure that the reader can see this.
+//    writer.set_pulse_id(0);
+//    writer.write(&m_write_buffer, i_write_buffer.get());
+//
+//    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
+//    // Frame 0 was written, so we are expecting data in just the first frame.
+//    EXPECT_EQ((i_read_buffer.get())[0], 99);
+//    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 0);
+//
+//    // Frame 0 written, metadata for frame 0 expected.
+//    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
+//    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 1);
+//    EXPECT_EQ((m_read_buffer.get())[0].frame_index, 2);
+//    EXPECT_EQ((m_read_buffer.get())[0].daq_rec, 3);
+//    EXPECT_EQ((m_read_buffer.get())[0].n_received_packets, 4);
+//    EXPECT_EQ((m_read_buffer.get())[0].module_id, 5);
+//
+//    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 0);
+//    EXPECT_EQ((m_read_buffer.get())[1].frame_index, 0);
+//    EXPECT_EQ((m_read_buffer.get())[1].daq_rec, 0);
+//    EXPECT_EQ((m_read_buffer.get())[1].n_received_packets, 0);
+//    EXPECT_EQ((m_read_buffer.get())[1].module_id, 0);
+//
+//    writer.set_pulse_id(1);
+//    writer.write(&m_write_buffer, i_write_buffer.get());
+//
+//    image_dataset.read(i_read_buffer.get(), H5::PredType::NATIVE_UINT16);
+//    // Both frame written, and we should access both.
+//    EXPECT_EQ((i_read_buffer.get())[0], 99);
+//    EXPECT_EQ((i_read_buffer.get())[512 * 1024], 99);
+//
+//    // Both frame written, and we should access both.
+//    metadata_dataset.read(m_read_buffer.get(), H5::PredType::NATIVE_UINT64);
+//    EXPECT_EQ((m_read_buffer.get())[0].pulse_id, 1);
+//    EXPECT_EQ((m_read_buffer.get())[0].frame_index, 2);
+//    EXPECT_EQ((m_read_buffer.get())[0].daq_rec, 3);
+//    EXPECT_EQ((m_read_buffer.get())[0].n_received_packets, 4);
+//    EXPECT_EQ((m_read_buffer.get())[0].module_id, 5);
+//
+//    EXPECT_EQ((m_read_buffer.get())[1].pulse_id, 1);
+//    EXPECT_EQ((m_read_buffer.get())[1].frame_index, 2);
+//    EXPECT_EQ((m_read_buffer.get())[1].daq_rec, 3);
+//    EXPECT_EQ((m_read_buffer.get())[1].n_received_packets, 4);
+//    EXPECT_EQ((m_read_buffer.get())[1].module_id, 5);
+//}
\ No newline at end of file