ru at nginx.com
Mon Aug 18 13:05:09 UTC 2014
On Sun, Aug 17, 2014 at 02:37:46PM +0800, ywsample wrote:
> I know nginx 1.7.4 fixes a bug about DNS resolver, but i do not quite
> understand why this would lead to a request hang, Because there is a
> timeout handling, at a specified time if there is no response the timeout
> callback will be called，so why here can lead to request hang，
> Could someone show me a example about how lead to request hang?
The requests would hang for 30 seconds instead of retrying a
DNS query periodically.
> I ask this,because i recently encountered a problem online product(it use
> nginx-1.7.2), may be caused by this problem
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