Had a similar issue early this year with macs and socket exhaustion issues, wherein if the application is made by Apple the OS recycles sockets just fine however if you have third party agents running, not so much. (unavoidable, IMO, if you are part of a large corporate entity) . This issue is further exasperated by the fact that most mac users simply close the lid on their laptops. In fact Apple recommended work around is to actually shut the laptop down at the end of the day and begin each day with a fresh boot. This will mitigate the socket issues but it doesn't make it go away. Not saying this is the cause of your issues but ill bet its not helping. If you don't have applecare support, you probably should pay for it. They will walk you through what you need to do to enable the appropriate logging
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