Re: Connections to Informix hang then clear after a short time
On 11 Jun, 19:06, BBoard...@wernervas.com wrote:
> Running IDS10.FC5 on AIX6.1 TL00
> At different times during the day new connections to the Informix
> engine hang. Either TCP or SHM.
>
> A little history.
> This instance was on a Windows environment when this problem first
> started. Instance was migrated to a Solaris environment. The problem
> followed.
> As it did when we migrated to the current platform.
>
> Have looked for
> Locks
> Long transactions
> Global transactions
> Disk errors
> Memory errors
>
> The server load is not high.
> Once the event clears we get the following message in the online log
>
> listener-thread: err = -25573: oserr = 72: errstr = : Network driver
> cannot accept a connection on the port. System error = 72.
>
> and or 951 or 952 errors.
>
> Any information would be helpful.
>
> Thank you,
>
> Bob Boardley
When connections hang..
Run 'onstat -g ath' and 'onstat -g stk all', what are the tcp*lst the
*shm* threads waiting on?
Also run onstat -g glo and then pstack <miscvp pid>, what is it
waiting on - some OS call?