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| author | Eelco Dolstra <edolstra@gmail.com> | 2016-11-16T15·21+0100 |
|---|---|---|
| committer | Eelco Dolstra <edolstra@gmail.com> | 2016-11-16T15·21+0100 |
| commit | 4be4f6de56f4de77f6a376f1a40ed75eb641bb89 (patch) | |
| tree | dbaa5c53f816f85cde44e0c89661b67a6a0a4b92 /src/libstore/s3-binary-cache-store.cc | |
| parent | 10ae8fabf1e7e7bd8817b93560df7484c3bd18b8 (diff) | |
S3BinaryCacheStore:: Eliminate a string copy while uploading
This cuts hydra-queue-runner's peak memory usage by about a third.
Diffstat (limited to 'src/libstore/s3-binary-cache-store.cc')
| -rw-r--r-- | src/libstore/s3-binary-cache-store.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstore/s3-binary-cache-store.cc b/src/libstore/s3-binary-cache-store.cc index c11f2b06b990..1bc8576a8aef 100644 --- a/src/libstore/s3-binary-cache-store.cc +++ b/src/libstore/s3-binary-cache-store.cc @@ -145,7 +145,7 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore .WithBucket(bucketName) .WithKey(path); - auto stream = std::make_shared<std::stringstream>(data); + auto stream = std::make_shared<istringstream_nocopy>(data); request.SetBody(stream); |