On Tue, 14 Dec 2010 16:46:08 -0700 Clint Pachl <pa...@ecentryx.com> wrote:
> Denise H. G. wrote: > >>> I've switched to FreeBSD for my desktop with 4G memory... > >>> > >> > > >> > Unnecessary fear : > >> > > >> > $ sysctl kern.version > >> > kern.version=OpenBSD 4.8-current (GENERIC.MP) #547: Tue Dec 7 > >> > 23:16:34 MST > >> > > 2010 > > > >> > dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC.MP > >> > > >> > $ > >> > > >> > load averages: 0.76, 1.14, 1.06 > >> > > >> > > >> > hostname 13:27:52 > >> > 49 processes: 1 running, 45 idle, 1 zombie, 2 on processor > >> > CPU0 states: 2.0% user, 0.0% nice, 1.6% system, 0.0% > >> > interrupt, 96.4% > >> > > idle > > > >> > CPU1 states: 3.8% user, 0.0% nice, 1.2% system, 0.0% > >> > interrupt, 95.0% > >> > > idle > > > >> > Memory: Real: 321M/610M act/tot Free: 2651M Swap: 0K/8189M > >> > Memory: Real: used/tot > >> > > >> > $ dmesg | grep mem > >> > RTC BIOS diagnostic error 11<memory_size> > >> > real mem = 3487125504 (3325MB) > >> > avail mem = 3420016640 (3261MB) > >> > spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM PC3-10600 > >> > spdmem1 at iic0 addr 0x52: 2GB DDR3 SDRAM PC3-10600 > >> > kqemu: kqemu version 0x00010300 loaded, max locked mem=1702696kB > >> > > I think Bodzar's point here is that you don't need 4GB, especially on > a desktop. > > Sure, your car can do 230 kph, but how often do you ever get over 150? > > Unless you're running a very busy database server or a crazy web > server, I don't think you'll ever need much above 2GB. > > I have 2GB in most of my i386 and amd64 laptops and servers. None of > my machines ever touch the swap. In fact, most of the time I have 50% > FREE RAM. On my development laptop I typically run a Seamonkey > Browser with 50 tabs and Mail (400MB), about 20 terminals (half of > which are SSHed to remote machines), Inkscape, Gimp, Postgresql > locally for dev, ruby-sinatra, etc. and I've never been over 1.2GB. I > do run cwm as my window manager. So lets say for shits and giggles > that you're running KDE or something bloated like that, then maybe > you'll use another gig. So what, you're still under 3GB. > > Save yourself time and headaches and just run OpenBSD stable or > snapshots. Compiling kernels is a waste of time when you're doing it > for performance reasons. I used to do this shit about 8 years ago > just to eek out a little more performance, so I thought. I was also > coming from Linux/FreeBSD to OpenBSD at that time. I finally realized > that my time is better spent doing other things. Now I run OpenBSD > exclusively on all four of my systems and my life is easy. > > One last thing: when developers say don't do something, they know > best so listen. Compiling in BIGMEM is bad if they told you no. > omg, i am using 95% of my memory all the time, should i be worried? maybe kern.bufcachepercent=95 has something to do with it; blame Bob.
