Sam

Would love to get travis going, do you feel like picking up anything from this list ? https://github.com/MiniProfiler/rack-mini-profiler

I am open to a patch that has the railstie check for Heorku::Deflater or Rack::Defalter and insterts after them if they are there. Anyone care to give it a shot?

Honestly I am not sure what to do here some of this stuff can be timing or arm64 ruby. I do not have much to test this with, but certainly...

What happens if you bump up the fidelity, only collect a sample every 2-4ms. On Mon, Dec 2, 2013 at 4:23 AM, Jonathan del Strother < [email protected]> wrote: > Hi...

Any chance you can create a standalone sample, I would like to have a play with it. On Mon, Dec 2, 2013 at 9:42 AM, Jonathan del Strother < [email protected]>...

I am unable to repro this, tried on a linode and on local ... @tmm1 have you ever seen anything like this? What version of the mysql2 gem are you...

seen this before, a reasonable workaround is just to use stackprof for this in Ruby 2.1 which should not suffer from the issue (in theory) - latest flamegraph supports it...

This is going to be a ruby bug, do you have a minimal repro? Also a bigger stack trace is needed so we can submit to ruby core.

I would try on 2.7.0 as well, but the culprit is inside Ruby 7 ??? 0xa44ff4f1206640d9 0 + 11839951261848191193 8 libruby.2.6.dylib 0x000000010db494a6 rb_str_hash + 102 9 libruby.2.6.dylib 0x000000010da55e88 rb_any_hash +...

Got to report this to MRI https://bugs.ruby-lang.org ruby core treat segfaults with pretty high priorities, there is no c extension stuff in memory profiler we are simply consumers of managed...