Number of connections limited

Donald Becker becker at scyld.com
Mon Oct 21 13:09:39 PDT 2002


On Sat, 19 Oct 2002, Jean-Christophe Ducom wrote:

> Does anybody have an idea why I get this error message
> rcmd: socket: *All **ports* in *use* 
> when I start even less than 255 rsh connections? The system is Redhat 7.2 and
> ldd /usr/bin/rsh
>         libcrypt.so.1 => /lib/libcrypt.so.1 (0x40020000)
>         libutil.so.1 => /lib/libutil.so.1 (0x4004d000)
>         libc.so.6 => /lib/libc.so.6 (0x40050000)
>         /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)
> 
> Any way to get over that?

Turn off firewalling and IP-Masq to start debugging the problem.
It should work with a few thousand connections.

-- 
Donald Becker				becker at scyld.com
Scyld Computing Corporation		http://www.scyld.com
410 Severn Ave. Suite 210		Scyld Beowulf cluster system
Annapolis MD 21403			410-990-9993




More information about the Beowulf mailing list