top | item 44481258 (no title) khold_stare | 7 months ago In trading all threads are pinned to a core, so that scenario doesn't happen. discuss order hn newest foobar10000|7 months ago Yeap!Also - all modern systems in active use have invariant tsc. So even for migrating threads - one is ok. elteto|7 months ago You could still have a receiving thread and a sending thread for example, so it’s not as simple.But googling suggests that if the CPU has the invariant_tsc flag then it’s not a problem, as foobar mentions.
foobar10000|7 months ago Yeap!Also - all modern systems in active use have invariant tsc. So even for migrating threads - one is ok.
elteto|7 months ago You could still have a receiving thread and a sending thread for example, so it’s not as simple.But googling suggests that if the CPU has the invariant_tsc flag then it’s not a problem, as foobar mentions.
foobar10000|7 months ago
Also - all modern systems in active use have invariant tsc. So even for migrating threads - one is ok.
elteto|7 months ago
But googling suggests that if the CPU has the invariant_tsc flag then it’s not a problem, as foobar mentions.