The program being tested is not single-threaded. In fact, it is "extremely" multi-threaded. That's why I was expecting faster runs.
On Mon, 10 Feb 2025 at 11:54, David Faure <fa...@kde.org> wrote: > On Monday, 10 February 2025 09:44:39 Lev Yudalevich wrote: > > My first PC has i7-6700K @ 4.00GHz x 8 CPU, 32GiB RAM > > My second PC has i7-10700 @ 2.90GHz x 16 CPU, 64GiB RAM > > Both machines have identical OS installation (Ubuntu 22.04.5 LTS) rest of > > the software (toolchains etc). > > However, running Valgrind (version 3.25.0.GIT) with the same test program > > on a second (presumably more powerful) machine is more than twice slower > > than running the same on the first machine. What can be a reason for > this? > > I'd really appreciate any hint/help/idea. Thank you. Lev. > > 2.9 GHz < 4.0 GHz so it seems to me the second PC has a slower CPU. > Assuming that the program is single-threaded, this explains why the second > machine is actually slower. > > -- > David Faure, fa...@kde.org, http://www.davidfaure.fr >
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