Re: NetBSD truss(1), coredumper(1) and performance bottlenecks

[Michael van Elst <mlelstv%serpens.de@localhost>]

On Sat, May 25, 2019 at 02:04:13AM +0200, Kamil Rytarowski wrote:

> As far as I'm aware we can use read(2) and write(2) in pipes with longer
> transfers than 1 byte.

You can't put back data into the pipe for another program to read, so
any kind of read-ahead is impossible in this scenario.


> Anyway I gave a tool, if someone is interested in experimenting and
> feedbacking patches, feel free to do so. I will keep using them for
> catching kernel stability problems of the ptrace(2) APIs.

No question. Thanks for that.


-- 
                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."