On 21 July 2011 14:14, Attilio Rao <atti...@freebsd.org> wrote: > 2011/7/20 Pan Tsu <iny...@gmail.com>: >> Attilio Rao <atti...@freebsd.org> writes: >> >>> Author: attilio >>> Date: Tue Jul 19 13:00:30 2011 >>> New Revision: 224217 >>> URL: http://svn.freebsd.org/changeset/base/224217 >>> >>> Log: >>> Bump MAXCPU for amd64, ia64 and XLP mips appropriately. >>> From now on, default values for FreeBSD will be 64 maxiumum supported >>> CPUs on amd64 and ia64 and 128 for XLP. All the other architectures >>> seem already capped appropriately (with the exception of sparc64 which >>> needs further support on jalapeno flavour). >>> >>> Bump __FreeBSD_version in order to reflect KBI/KPI brekage introduced >>> during the infrastructure cleanup for supporting MAXCPU > 32. This >>> covers cpumask_t retiral too. >>> >>> The switch is considered completed at the present time, so for whatever >>> bug you may experience that is reconducible to that area, please report >>> immediately. >>> >>> Requested by: marcel, jchandra >>> Tested by: pluknet, sbruno >>> Approved by: re (kib) >>> >>> Modified: >>> head/sys/amd64/include/param.h >>> head/sys/ia64/include/param.h >>> head/sys/mips/conf/XLP >>> head/sys/mips/conf/XLP64 >>> head/sys/mips/conf/XLPN32 >>> head/sys/sys/param.h >>> >>> Modified: head/sys/amd64/include/param.h >>> ============================================================================== >>> --- head/sys/amd64/include/param.h Tue Jul 19 12:41:57 2011 >>> (r224216) >>> +++ head/sys/amd64/include/param.h Tue Jul 19 13:00:30 2011 >>> (r224217) >>> @@ -65,7 +65,7 @@ >>> >>> #if defined(SMP) || defined(KLD_MODULE) >>> #ifndef MAXCPU >>> -#define MAXCPU 32 >>> +#define MAXCPU 64 >>> #endif >>> #else >>> #define MAXCPU 1 >> >> Do you plan to bump MEMSTAT_MAXCPU, too? >> >> $ vmstat -z >> vmstat: memstat_sysctl_uma: Too many CPUs >> $ vmstat -m >> vmstat: memstat_sysctl_malloc: Too many CPUs >> >> $ sysctl kern. | grep smp.\*cpus >> kern.smp.maxcpus: 64 >> kern.smp.cpus: 2 >> > > Jeeeez, we seriously need to fix this getting rid of the static values. > > Anyway, can you try the following patch?: > http://www.freebsd.org/~attilio/memstat_maxcpu.diff > > It is going to add some memory overhead for i386 case. >
It looks good as a temporal fix. I'm running with this patch for several days (I bumped MEMSTAT_MAXCPU to 128 though). -- wbr, pluknet _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
