ssh-keyscan for ssh2 (was Re: openssh-2.9p1)
mouring at etoh.eviladmin.org
mouring at etoh.eviladmin.org
Sat May 19 07:30:10 EST 2001
Don't know.. Is it worth it worth it to you, Markus?
ssh-keyscan -1RD to my local OpenBSD sparc it takes around 9 seconds
to request all three. Where the v2 protocols eat up the most time (about
4 seconds for each v2 key).
Keep in mind that sparc is only a 150mhz SS20. So it's not the fastest,
box in the world. I've tried a few other servers I log into and they are
around 3 - 5 seconds to fetch all 3 keys. So I don't know if parallelize
them (except for large multi-subnet
searches) if it's worth it.
- Ben
On Fri, 18 May 2001, Wayne Davison wrote:
> On Fri, 18 May 2001, Wayne Davison wrote:
> > we grab the keys in order of bits 1, 2, then 4.
>
> I should really revisit this decision to see what you all think. The
> current code does not try to contact the same host in parallel, and
> maybe it should. So, you you run "ssh-keyscan -1 -D foo.bar", it first
> asks for the RSA1 key, then the DSA key if it was successful. I could
> change it so that it fired off both (all) requests in parallel to the
> same host. Thoughts?
>
> ..wayne..
>
>
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