CURLMOPT_MAX_CONCURRENT_STREAMS explained
Name
CURLMOPT_MAX_CONCURRENT_STREAMS - max concurrent streams for http2
Synopsis
#include <curl/curl.h> CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_CONCURRENT_STREAMS, long max);
Description
Pass a long indicating the max. The set number is used as the maximum number of concurrent streams libcurl should support on connections done using HTTP/2 or HTTP/3.
Valid values range from 1 to 2147483647 (2^31 - 1) and defaults to 100. The value passed here would be honored based on other system resources properties.
Default
100
Protocols
This functionality affects http only
Example
int main(void) { CURLM *m = curl_multi_init(); /* max concurrent streams 200 */ curl_multi_setopt(m, CURLMOPT_MAX_CONCURRENT_STREAMS, 200L); }
Availability
Added in curl 7.67.0
Return value
Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not.
See also
CURLMOPT_MAXCONNECTS(3), CURLOPT_MAXCONNECTS(3)
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