We're enabling tcp_keepalive (tcp_keepalive_default = 1) for the first time,
to address telnet clients that drop without returning a signal 1.  This has
been compounded by remote clients on VPN on LINKSYS Cable modems.
I'm trying to determine how aggressive I can make the settings.  The
Database vendor has recommended minimums, but doesn't qualify why.  I've
tried more aggressive setting on a development box and haven't seen any
problems.
                        Factory		db vendor		Development 
                        Default		minimums		Box try
TCP_KEEPIDLE	2 hours		15 minutes		3 minutes
TCP_KEEPINTVL	75 seconds		60 seconds		15 seconds
TCP_KEEPCNT		8			6			8
Total time
till disconnect	2 hr 10 minutes	21 minutes		5 minutes
It would be wonderful if these drops could be cleaned up in minutes.  I'm
wondering how aggressive I can set this?  Please share your settings and any
warnings.
Tru64UNIX 5.1 pk1, and 5.1A pk1
Best Regards,
Blake Brehl
Sr. Database Administrator
Anritsu Company United States
Morgan Hill, CA
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Received on Mon Oct 28 2002 - 19:21:27 NZDT