Re: svn commit: r333509 - in head/sys: dev/hwpmc kern sys

2018-05-12 Thread Matthew Macy
Fixed in 333575. On Sat, May 12, 2018 at 00:35 Peter Holm wrote: > On Sat, May 12, 2018 at 01:26:34AM +, Matt Macy wrote: > > Author: mmacy > > Date: Sat May 12 01:26:34 2018 > > New Revision: 333509 > > URL: https://svnweb.freebsd.org/changeset/base/333509 > > > > Log: > > hwpmc(9): Make

Re: svn commit: r333509 - in head/sys: dev/hwpmc kern sys

2018-05-12 Thread Peter Holm
On Sat, May 12, 2018 at 01:26:34AM +, Matt Macy wrote: > Author: mmacy > Date: Sat May 12 01:26:34 2018 > New Revision: 333509 > URL: https://svnweb.freebsd.org/changeset/base/333509 > > Log: > hwpmc(9): Make pmclog buffer pcpu and update constants > > On non-trivial SMP systems the con

svn commit: r333509 - in head/sys: dev/hwpmc kern sys

2018-05-11 Thread Matt Macy
Author: mmacy Date: Sat May 12 01:26:34 2018 New Revision: 333509 URL: https://svnweb.freebsd.org/changeset/base/333509 Log: hwpmc(9): Make pmclog buffer pcpu and update constants On non-trivial SMP systems the contention on the pmc_owner mutex leads to a substantial number of samples cap