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Increase buffer size for writing in btree serialized store #273

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Increase buffer size for writing in btree serialized store #273

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3 changes: 3 additions & 0 deletions tpie/btree/serialized_store.h
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Original file line number Diff line number Diff line change
Expand Up @@ -366,6 +366,7 @@ class serialized_store {
if ((flags & btree_flags::read) == 0) {
if ((flags & btree_flags::write) == 0)
throw invalid_file_exception("Either read or write must be supplied to serialized store");
f->rdbuf()->pubsetbuf(buffer, bufsize);
f->open(path, std::ios_base::out | std::ios_base::trunc | std::ios_base::binary);
if (!f->is_open())
throw invalid_file_exception("Open failed");
Expand Down Expand Up @@ -613,6 +614,8 @@ class serialized_store {

std::string path;
std::unique_ptr<std::fstream> f;
static constexpr size_t bufsize = 128 * 1024;
char buffer[bufsize];
internal_type current_internal, root_internal;
leaf_type current_leaf, root_leaf;

Expand Down