Re: [PATCH 0/3] sched, timer: Improve scalability of itimers

2015-04-15 Thread Ingo Molnar
* Linus Torvalds wrote: > On Tue, Apr 14, 2015 at 4:09 PM, Jason Low wrote: > > This patchset improves the scalability of itimers, thread_group_cputimer > > and addresses a performance issue we found while running a database > > workload where more than 30% of total time is spent in the kernel

Re: [PATCH 0/3] sched, timer: Improve scalability of itimers

2015-04-14 Thread Linus Torvalds
On Tue, Apr 14, 2015 at 4:09 PM, Jason Low wrote: > This patchset improves the scalability of itimers, thread_group_cputimer > and addresses a performance issue we found while running a database > workload where more than 30% of total time is spent in the kernel > trying to acquire the thread_grou