Actually you are right - I built a new libcurl with 4MB, but it didn't make any difference. I'll have to dig deeper. Thanks for the response!
On Thu, Oct 8, 2015 at 12:03 PM, Daniel Stenberg <[email protected]> wrote: > On Thu, 8 Oct 2015, Sanchay Harneja wrote: > > We're using libcurl internally with guaranteed high bandwidth connections. >> Is there a way to increase CURL_MAX_WRITE_SIZE to speed up data transfers? >> > > Are you saying you're seeing a big increase in transfer speeds by doing > that? If so, I would like to get informed by some numbers. > > If you're only asking how to increase it: it is (still) a build-time > constant so you define it to something larger than 16K when you build > libcurl. > > It was set to 16K once after some basic testing when no real differences > could be seen with slightly larger buffers. For years we've discussed > introducing some sort of dynamic scheme that would allow it to get larger > when requested and especially for certain protocols. > > -- > > / daniel.haxx.se > ------------------------------------------------------------------- > List admin: http://cool.haxx.se/list/listinfo/curl-library > Etiquette: http://curl.haxx.se/mail/etiquette.html
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