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Makes sense. I wasn't exaggerating about recompiling the world, though. Even if we say I'm only interested in profiling my application, a single library compi
by dap 2y ago
Makes sense.
I wasn't exaggerating about recompiling the world, though. Even if we say I'm only interested in profiling my application, a single library compiled without frame pointers makes useless any samples where code in that library was at the top of the stack. I've seen that be libc, openssl, some random Node module or JNI thing, etc. You can't just throw out those samples because they might still be your application's problem. For me in those situations, I would have needed to recompile most of the packages we got from both the OS distro and the supplemental package repo.