2010/1/26 Alexander Leidinger <alexan...@leidinger.net>: > > Quoting John Baldwin <j...@freebsd.org> (from Mon, 25 Jan 2010 07:57:49 > -0500): > >> On Saturday 23 January 2010 1:42:28 pm Alan Cox wrote: >>> >>> Author: alc >>> Date: Sat Jan 23 18:42:28 2010 >>> New Revision: 202894 >>> URL: http://svn.freebsd.org/changeset/base/202894 >>> >>> Log: >>> Handle a race between pmap_kextract() and pmap_promote_pde(). This race >>> is >>> known to cause a kernel crash in ZFS on i386 when superpage promotion is >>> enabled. >>> >>> Tested by: netchild >>> MFC after: 1 week >> >> Yay! Should we enable pg_ps by default on i386 now? > > Data point, the i386 system where I have superpages enabled is a p4 with > currently 11 jails active. Some webservers, squid, samba, bind, postfix and > a lot of portupgrades (during the last days, I'm updating a jail with a > desktop-setup inside). All jails are on ZFS.
Do you have any method of comparing performance before-and-after? There was a thread on some of the mailing lists (stable@/curr...@?) about squid being the pessimal case for superpages. _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
