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Re: SSL certificates and increasing memory usage

From: Daniel Stenberg <>
Date: Tue, 20 Aug 2013 10:39:02 +0200 (CEST)

On Mon, 19 Aug 2013, Jerry Blakley wrote:

> What seems to be happening is that while the session is open and the
> connection reused, we make the repeated allocations in nss_create_object,
> increasing memory usage, until the session ends and curl_easy_cleanup is
> called.
> Is this the case, and should it be so? Or is there/should there be some
> intermediary cleanup routine, or an ability to reuse the certificate
> information without the reallocation?


I'm not an NSS expert but it looks to me like there's no need to reload the
cert/key when the connection is re-used (as it is only re-used when the same
cert/key is set). What about a patch like the attached?


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Received on 2013-08-20