Messages in this thread | | | Date | Sat, 12 Jan 2002 12:56:25 +0100 | From | Andrea Arcangeli <> | Subject | Re: [PATCH] 1-2-3 GB |
| |
On Sat, Jan 12, 2002 at 12:45:28AM -0500, rwhron@earthlink.net wrote: > > Patch to have 1-3 GB of virtual memory and not show up as highmem: > > Tested on uniprocessor Athlon with 1024 MB RAM and 1027 MB swap. > Caused no LTP (ltp-20020108) regressions. > Did a test like http://marc.theaimsgroup.com/?l=linux-kernel&m=101064072924424&w=2 > This time the test completed in 51 minutes (11% faster) and I had setiathome running > the whole time and listened to 12 mp3s sampled at 128k. > > dmesg|grep Mem > Memory: 1029848k/1048512k available (1054k kernel code, 18276k reserved, 260k data, 240k init, 0k highmem) > > egrep '^CONFIG_HIGH|GB' /usr/src/linux/.config > CONFIG_HIGHMEM4G=y > CONFIG_HIGHMEM=y > # CONFIG_1GB is not set > CONFIG_2GB=y > # CONFIG_3GB is not set > # CONFIG_05GB is not set > > uname -a > Linux rushmore 2.4.18pre2aa2-2g #2 Fri Jan 11 22:25:55 EST 2002 i686 unknown > > Derived from: > htty://kernelnewbies.org/kernels/rh72/SOURCES/linux-2.4.2-vm-1-2-3-gbyte.patch > Some parts of the patch above are already in the mainline trees. > > Patch below applies to 2.4.18pre2aa2:
for a fileserver (even more if in kernel like tux) it certainly make sense to have as much direct mapped memory as possible, it is not the recommended setup for a generic purpose kernel though. So I applied the patch (except the prefix thing which is distribution specific). thanks,
Andrea - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |