On Wed, Nov 27, 2024 at 1:18 PM Daniel P. Berrangé <berra...@redhat.com> wrote: > I question the usefulness of the 'syslog' trace target. I can't see > it being desirable as a option for 'production' builds, and it seems > uneccessarily indirect for developers. What's its compelling USP ? > > WRT 'ftrace', IIUC, the Linux 'perf' command has built-in support > for using USDT probes now: > > https://www.brendangregg.com/perf.html#StaticUserTracing
I also wonder if 'ftrace' is duplicating 'log' these days. Anyhow, if we can deprecate 'syslog' and 'ftrace' that would be good to know independent of Rust. Paolo > WRT 'ust', in LTTng, I see reference to the ability to use USDT probes, > so I wonder if we still need a dedicated 'ust' backend around ? > > Potentially we're down to three options 'log', 'simple', and 'dtrace'. > > With regards, > Daniel > -- > |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| > |: https://libvirt.org -o- https://fstop138.berrange.com :| > |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :| >
