Re: [Boost-users] the problem about boost trim function in multi-thread

Subject: Re: [Boost-users] the problem about boost trim function in multi-thread
From: Igor R (boost.lists_at_[hidden])
Date: 2012-06-19 10:39:23

> I use boost trim function and find it perform very well in single-thread
> environment.
>
> But when I call trim function in multi-thread environment, it will have a
> poor performance.

Perhaps, it's because boot::trim() uses std::locale(), which involves
a lot of locks in a multi-threaded environment. But try analysing it
with a performance profiler.