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[Bug libc/21305] clock_gettime(CLOCK_MONOTONIC_RAW) can and should use rdtsc instructions instead of entering kernel through VDSO
- From: "jason.vas.dias at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Sat, 25 Mar 2017 11:31:37 +0000
- Subject: [Bug libc/21305] clock_gettime(CLOCK_MONOTONIC_RAW) can and should use rdtsc instructions instead of entering kernel through VDSO
- Auto-submitted: auto-generated
- References: <bug-21305-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=21305
--- Comment #7 from Jason Vas Dias <jason.vas.dias at gmail dot com> ---
Yes, it is as I suspected:
Linux is no longer a suitable platform for high performance
or real-time sensitive applications .
I'm moving on to FreeBSD & RTEMS (www.rtems.org).
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