Re: increased vmap_area_lock contentions on "n_tty: Move buffers into n_tty_data"
On Fri, Sep 13, 2013 at 08:51:33AM +0800, Fengguang Wu wrote: > Hi Peter, > > FYI, we noticed much increased vmap_area_lock contentions since this > commit:
What does that mean? What is happening, are we allocating/removing more memory now?
What type of load were you running that showed this problem?