Re: NetBSD/vax performance (Was: /etc/disktab on vax)

[David Brownlee <abs%netbsd.org@localhost>]

On 3 July 2012 16:43, Johnny Billquist <bqt%update.uu.se@localhost> wrote:
>> OK, though what would help would be some useful benchmarks and then
>> like-for-like comparisons.
>> Maybe something like:
>>
>> - pkgsrc/benchmarks/lmbench
>> - pkgsrc/benchmarks/bonnie++
>> - pkgsrc/benchmarks/ttcp (to & from fast host on same network)
>> - time to ssh localhost using public/private key authentication
>>
>> Actually startup time may be a good metric for some specific tests -
>> say timing a NetBSD 1.6 system bootup from NetBSD banner to login
>> prompt, then repeating the test with a -2, -3, -4, -5 and -6 kernel
>> (but keeping everything else the same) to see how the kernel changes
>> have affected matters.
>>
>> What benchmarks do you think make sense?
>
> Something that measure the time for system calls? I think I've seen such
> things in the past, but I don't remember offhand right now.

lmbench would be the classic for that - sample at
http://www.bitmover.com/lmbench/lmbench-summary, and provides good
microbenchmarks, but I think it would be helpful to have some higher
level metrics as well, as well as raw network throughput.