[Info-vax] what quota to change when one increase FTP service /limit=xxx ?

[Jan-Erik Soderholm]

Pierre wrote:
> I changed the limit of simultaneous incoming FTP connections (TCPIP>
> set service ftp/limit=255) but when a large number of connections
> arise in a very short period of time, the TCPIP$FTP_1 process dies
> with
> 
> %SYSTEM-F-EXITFORCED, forced exit of image or process by SYS$DELPRC
> 
> as a final status in the accounting and
> 
> %SYSTEM-F-EXBYTLM, exceeded byte count quota
> %TCPIP-E-FTP_ACPTCN, accepting connection failed
> 
> in [TCPIP$FTP]TCPIP$FTP_RUN.LOG
> 
> I changed Bytlm in the UAF accordingly but have no heuristic to
> compute the _right_ value.
> BTW, I think I may also have to increase other quota such as Fillm,
> Astlm or Biolm (# of termination mailboxes between the listener and
> the ftp chidren, pending IO/AST with these mailboxes, maybe BG
> devices)
> 
> do you know any rule of thumb on what to change in the UAF when the /
> limit=xxx increase ?
> 
>   HP TCP/IP Services for OpenVMS Alpha Version V5.4 - ECO 5
>   on a COMPAQ AlphaServer DS20E 666 MHz running OpenVMS V7.3-2

If the manuals don't have any calculations, I'd simply say
"double it" and see what happens. Start with the one that
the error message reports (BYTLM).