[daip] AIPS error in TV open

[Lu Shen]

Thank you, Eric. It works. 

Lu

> On Sep 10, 2018, at 12:30 PM, Eric Greisen <egreisen at nrao.edu> wrote:
> 
> On 09/10/2018 12:03 PM, Lu Shen wrote:
>> Dear Eric,
>> I cannot open the tv in AIPS. I checked the /etc/sysctl.conf file, it is in correct format. I am running under OS X El Capitan. I remember I am able to use the TV last time. I am not sure what happened, since last time I use it. Could you help me? I attached the error message below. Thank you for helping.
> 
>> XAS: ***  Using shared memory option for speed ***
>> XAS: Using screen width 3830 height 1078,
>>      max grey level 8191 in 16 grey-scale memories
>> Shared memory id failure: Invalid argument
> 
> Try sysctl kern.sysv in a terminal window.  This will show you the current values known to the OS.  You may need to set a larger value to shmmax than it currently has.  After you modify /etc/sysctl.conf you must reboot the computer to get the values into use by the OS.  Check them again with the sysctl command.
> 
> 
>         kern.sysv.shmmax=10485760
>         kern.sysv.shmmin=1
>         kern.sysv.shmmni=32
>         kern.sysv.shmseg=8
>         kern.sysv.shmall=4096
> 
> 
> You may need 16777216 instead.  You do have a large display!
> 
> Eric Greisen