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Optimize JSON writer #13144

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merged 13 commits into from
Apr 24, 2023
Merged

Optimize JSON writer #13144

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35fb4bd
reduce benchmark runtime by skipping unrequired combinations
karthikeyann Apr 16, 2023
a2c2004
Optimize List and Struct joining methods
karthikeyann Apr 16, 2023
cb24134
update default rows_per_chunk in cython
karthikeyann Apr 16, 2023
d43cad3
cleanup comments
karthikeyann Apr 18, 2023
3d9acc9
Merge branch 'branch-23.06' into enh-json_writer_opt
karthikeyann Apr 18, 2023
d1d6ccb
default value for append_colon
karthikeyann Apr 18, 2023
e88c924
address review comments
karthikeyann Apr 19, 2023
25c9121
Merge branch 'branch-23.06' of github.com:rapidsai/cudf into enh-json…
karthikeyann Apr 19, 2023
64ca53a
address review comments
karthikeyann Apr 20, 2023
14ec55c
lambda to functor
karthikeyann Apr 20, 2023
4deaaa5
Merge branch 'branch-23.06' of github.com:rapidsai/cudf into enh-json…
karthikeyann Apr 20, 2023
9291b4d
address review comments
karthikeyann Apr 21, 2023
92de121
Merge branch 'branch-23.06' of github.com:rapidsai/cudf into enh-json…
karthikeyann Apr 21, 2023
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20 changes: 13 additions & 7 deletions cpp/benchmarks/io/json/json_writer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -72,13 +72,24 @@ void BM_json_write_io(nvbench::state& state, nvbench::type_list<nvbench::enum_ty

cuio_source_sink_pair source_sink(source_type);
cudf::io::json_writer_options write_opts =
cudf::io::json_writer_options::builder(source_sink.make_sink_info(), view).na_rep("null");
cudf::io::json_writer_options::builder(source_sink.make_sink_info(), view)
.na_rep("null")
.rows_per_chunk(view.num_rows() / 10);

json_write_common(write_opts, source_sink, data_size, state);
}

void BM_json_writer_options(nvbench::state& state)
{
auto const source_type = io_type::HOST_BUFFER;
bool const json_lines = state.get_int64("json_lines");
bool const include_nulls = state.get_int64("include_nulls");
auto const rows_per_chunk = state.get_int64("rows_per_chunk");

if (!(json_lines == false and include_nulls == false) and rows_per_chunk != 1 << 20) {
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state.skip("Skipping for unrequired rows_per_chunk combinations");
return;
}
auto const d_type = get_type_or_group({static_cast<int32_t>(data_type::INTEGRAL),
static_cast<int32_t>(data_type::FLOAT),
static_cast<int32_t>(data_type::DECIMAL),
Expand All @@ -88,11 +99,6 @@ void BM_json_writer_options(nvbench::state& state)
static_cast<int32_t>(data_type::LIST),
static_cast<int32_t>(data_type::STRUCT)});

auto const source_type = io_type::HOST_BUFFER;
bool const json_lines = state.get_int64("json_lines");
bool const include_nulls = state.get_int64("include_nulls");
auto const rows_per_chunk = state.get_int64("rows_per_chunk");

auto const tbl = create_random_table(
cycle_dtypes(d_type, num_cols), table_size_bytes{data_size}, data_profile_builder());
auto const view = tbl->view();
Expand Down Expand Up @@ -122,4 +128,4 @@ NVBENCH_BENCH(BM_json_writer_options)
.set_min_samples(4)
.add_int64_axis("json_lines", {false, true})
.add_int64_axis("include_nulls", {false, true})
.add_int64_power_of_two_axis("rows_per_chunk", nvbench::range(10, 20, 2));
.add_int64_power_of_two_axis("rows_per_chunk", {10, 15, 16, 18, 20});
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