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Merge pull request #42896 from Calinou/httprequest-increase-chunk-size

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Increase the default HTTPClient download chunk size to 64 KiB
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Rémi Verschelde 2020-11-07 16:38:28 +01:00 committed by GitHub
parent 329d2c1ced 13357095ee
commit 709964849f
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 5 additions and 4 deletions
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3
core/io/http_client.h
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@ -182,7 +182,8 @@ private:
int response_num = 0; int response_num = 0;
Vector<String> response_headers; Vector<String> response_headers;
int read_chunk_size = 4096; // 64 KiB by default (favors fast download speeds at the cost of memory usage).
int read_chunk_size = 65536;
Error _get_http_data(uint8_t *p_buffer, int p_bytes, int &r_received); Error _get_http_data(uint8_t *p_buffer, int p_bytes, int &r_received);

2
doc/classes/HTTPClient.xml
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@ -181,7 +181,7 @@
<member name="connection" type="StreamPeer" setter="set_connection" getter="get_connection"> <member name="connection" type="StreamPeer" setter="set_connection" getter="get_connection">
The connection to use for this client. The connection to use for this client.
</member> </member>
<member name="read_chunk_size" type="int" setter="set_read_chunk_size" getter="get_read_chunk_size" default="4096"> <member name="read_chunk_size" type="int" setter="set_read_chunk_size" getter="get_read_chunk_size" default="65536">
The size of the buffer used and maximum bytes to read per iteration. See [method read_response_body_chunk]. The size of the buffer used and maximum bytes to read per iteration. See [method read_response_body_chunk].
</member> </member>
</members> </members>

4
doc/classes/HTTPRequest.xml
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@ -151,9 +151,9 @@
<member name="body_size_limit" type="int" setter="set_body_size_limit" getter="get_body_size_limit" default="-1"> <member name="body_size_limit" type="int" setter="set_body_size_limit" getter="get_body_size_limit" default="-1">
Maximum allowed size for response bodies. If the response body is compressed, this will be used as the maximum allowed size for the decompressed body. Maximum allowed size for response bodies. If the response body is compressed, this will be used as the maximum allowed size for the decompressed body.
</member> </member>
<member name="download_chunk_size" type="int" setter="set_download_chunk_size" getter="get_download_chunk_size" default="4096"> <member name="download_chunk_size" type="int" setter="set_download_chunk_size" getter="get_download_chunk_size" default="65536">
The size of the buffer used and maximum bytes to read per iteration. See [member HTTPClient.read_chunk_size]. The size of the buffer used and maximum bytes to read per iteration. See [member HTTPClient.read_chunk_size].
Set this to a higher value (e.g. 65536 for 64 KiB) when downloading large files to achieve better speeds at the cost of memory. Set this to a lower value (e.g. 4096 for 4 KiB) when downloading small files to decrease memory usage at the cost of download speeds.
</member> </member>
<member name="download_file" type="String" setter="set_download_file" getter="get_download_file" default="&quot;&quot;"> <member name="download_file" type="String" setter="set_download_file" getter="get_download_file" default="&quot;&quot;">
The file to download into. Will output any received file into it. The file to download into. Will output any received file into it.