Re: Controlling SO_RCVBUF

[Date Prev] [Date Next] [Thread Prev] [Thread Next] [Date Index] [Thread Index]

 



On Thu, Dec 12, 2019 at 12:00:40AM +0000, Robinson, Herbie wrote:

> I have a customer who is complaining about slow SFTP transfers over a
> long haul connection.  The current transfer rate is limited by the TCP
> window size and the RTT.  I looked at HPN-SSH, but that won't work
> because we don't control what software the peer is using.  I was
> thinking about coding a much more modest enhancement that just does
> SO_RCVBUF for specific subsystems.  In the interest of adding
> something that the OpenSSH community would take back into the source
> base, what do people think is a better fit in the configuration file?

It is possible to simply tweak the kernel default instead, at least on
Linux (tcp_rmem). Is this not workable in your case?


David
_______________________________________________
openssh-unix-dev mailing list
openssh-unix-dev@xxxxxxxxxxx
https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev



[Date Prev] [Date Next] [Thread Prev] [Thread Next] [Date Index] [Thread Index]

[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux