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curlopt_maxconnects(3) [mojave man page]

CURLOPT_MAXCONNECTS(3)					     curl_easy_setopt options					    CURLOPT_MAXCONNECTS(3)

NAME
CURLOPT_MAXCONNECTS - maximum connection cache size SYNOPSIS
#include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_MAXCONNECTS, long amount); DESCRIPTION
Pass a long. The set amount will be the maximum number of simultaneously open persistent connections that libcurl may cache in the pool associated with this handle. The default is 5, and there isn't much point in changing this value unless you are perfectly aware of how this works and changes libcurl's behaviour. This concerns connections using any of the protocols that support persistent connections. When reaching the maximum limit, curl closes the oldest one in the cache to prevent increasing the number of open connections. If you already have performed transfers with this curl handle, setting a smaller CURLOPT_MAXCONNECTS(3) than before may cause open connec- tions to get closed unnecessarily. If you add this easy handle to a multi handle, this setting is not acknowledged, and you must instead use curl_multi_setopt(3) and the CURLMOPT_MAXCONNECTS(3) option. DEFAULT
5 PROTOCOLS
Most EXAMPLE
TODO AVAILABILITY
Always RETURN VALUE
Returns CURLE_OK SEE ALSO
CURLMOPT_MAXCONNECTS(3), CURLOPT_MAXREDIRS(3), libcurl 7.54.0 April 18, 2016 CURLOPT_MAXCONNECTS(3)

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CURLMOPT_MAX_HOST_CONNECTIONS(3)			     curl_multi_setopt options				  CURLMOPT_MAX_HOST_CONNECTIONS(3)

NAME
CURLMOPT_MAX_HOST_CONNECTIONS - set max number of connections to a single host SYNOPSIS
#include <curl/curl.h> CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_HOST_CONNECTIONS, long max); DESCRIPTION
Pass a long to indicate max. The set number will be used as the maximum amount of simultaneously open connections to a single host (a host being the same as a host name + port number pair). For each new session to a host, libcurl will open a new connection up to the limit set by CURLMOPT_MAX_HOST_CONNECTIONS(3). When the limit is reached, the sessions will be pending until a connection becomes available. If CURL- MOPT_PIPELINING(3) is enabled, libcurl will try to pipeline if the host is capable of it. The default max value is 0, unlimited. However, for backwards compatibility, setting it to 0 when CURLMOPT_PIPELINING(3) is 1 will not be treated as unlimited. Instead it will open only 1 connection and try to pipeline on it. This set limit is also used for proxy connections, and then the proxy is considered to be the host for which this limit counts. DEFAULT
0 PROTOCOLS
HTTP(S) EXAMPLE
TODO AVAILABILITY
Added in 7.30.0 RETURN VALUE
Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not. SEE ALSO
CURLMOPT_MAXCONNECTS(3), CURLMOPT_MAX_TOTAL_CONNECTIONS(3), libcurl 7.54.0 February 03, 2016 CURLMOPT_MAX_HOST_CONNECTIONS(3)
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