[PATCH] Retry failed SSL session cache allocations

Maxim Dounin mdounin at mdounin.ru
Sat Feb 23 11:54:49 UTC 2013


On Fri, Feb 22, 2013 at 02:06:20PM -0800, Piotr Sikora wrote:

> Hey,
> in case of fully populated SSL session cache with no memory left for
> new allocations, ngx_ssl_new_session() will try to expire the oldest
> non-expired session and retry, but only in case when slab allocation
> fails for "cached_sess", not when slab allocation fails for either
> "sess_id" or "id", which can happen for number of reasons and results
> in new session not being cached.
> Attached patch fixes this by adding retry logic to "sess_id" & "id" allocations.

Committed, thank you.

Maxim Dounin

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