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Don't compress block bigger than 2GB

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Summary: This is a temporary solution to a issue that we have with compression libraries. See task #4453446.

Test Plan: make check doesn't complain :)

Reviewers: haobo, ljin, yhchiang, dhruba, sdong

Reviewed By: sdong

Subscribers: leveldb

Differential Revision: https://reviews.facebook.net/D18975
This commit is contained in:
Igor Canadi
2014-06-09 12:26:09 -07:00
parent ee5a51e6ce
commit f43c8262c2
3 changed files with 17 additions and 3 deletions
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13
table/block_based_table_builder.cc
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@@ -541,9 +541,16 @@ void BlockBasedTableBuilder::WriteBlock(const Slice& raw_block_contents,
Rep* r = rep_;
auto type = r->compression_type;
auto block_contents =
CompressBlock(raw_block_contents, r->options.compression_opts, &type,
&r->compressed_output);
Slice block_contents;
if (raw_block_contents.size() < kCompressionSizeLimit) {
block_contents =
CompressBlock(raw_block_contents, r->options.compression_opts, &type,
&r->compressed_output);
} else {
RecordTick(r->options.statistics.get(), NUMBER_BLOCK_NOT_COMPRESSED);
type = kNoCompression;
block_contents = raw_block_contents;
}
WriteRawBlock(block_contents, type, handle);
r->compressed_output.clear();
}