Re: Reduce timing overhead of EXPLAIN ANALYZE using rdtsc?

[Lukas Fittl]

Hi John,

On Tue, Mar 24, 2026 at 10:39 PM John Naylor <johncnaylo...@gmail.com> wrote:
> Okay, pushed that way. I also took the liberty of moving a couple
> comment changes in 0005 to here. My hope is that will reduce merge
> conflicts with the AVX checksums patch, since that one also
> invalidates one of those comments and it's not clear which will be
> committed first.

Great, thank you!

Attached rebased v14 - no changes otherwise.

Thanks,
Lukas

-- 
Lukas Fittl

v14-0005-pg_test_timing-Also-test-RDTSC-RDTSCP-timing-and.patch
Description: Binary data

v14-0004-instrumentation-Use-Time-Stamp-Counter-TSC-on-x8.patch
Description: Binary data

v14-0002-pg_test_timing-Reduce-per-loop-overhead.patch
Description: Binary data

v14-0001-Check-for-HAVE__CPUIDEX-and-HAVE__GET_CPUID_COUN.patch
Description: Binary data

v14-0003-instrumentation-Streamline-ticks-to-nanosecond-c.patch
Description: Binary data

v14-0006-instrumentation-ARM-support-for-fast-time-measur.patch
Description: Binary data