Re: [boost] [thread] best practice to lock multiple mutexes

From: Howard Hinnant (hinnant_at_[hidden])
Date: 2008-02-11 09:32:14

On Feb 10, 2008, at 1:39 PM, Phil Endecott wrote:

> Something that you might find interesting is that I modified the
> chopstick as follows:
>
> struct Chopstick
> {
>      Chopstick() : random_next_(1) {}
>      Mutex mut_;
>      unsigned random_next_;
>      char padding[8000];        <<<============
> };

This made a dramatic change in here too, dropping fastest (retry/ 
yield) times from around 11s to around 6.5s.

-Howard