On Tue, Feb 27, 2007 at 10:30:58AM +0900, Taisuke Yamada wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > OK, thanks to your instruction, I've recompiled the kernel, > switched to static context configuration, and now I'm running > around 500 virtual-hosts without a hitch.
sounds good to me ... > However...I have no idea how I can reach to anywhere near > 5000-8000 contexts... > > Do all the numbers below mean running 5000-8000 of > > chcontext --ctx <n> command & basically, a context can be as small as a single process, or as large as a complete Linux distro of course, the number of contexts you can run depends on the amount of resource you have available (CPU, RAM, I/O, Network, ...) > commands directly, instead of hosting virtual-environment with > different context? Since each hosted environment takes several > MBs of memory and ~100MB of disk space (at least with "hashified" > Debian install), even 1000 seems remote to me. well, multiply the used resources by 1000, get a machine which matches that and you will be able to run 1000+ guests ... HTC, Herbert > >>> Yesterday, I tried to find out absolute maximum number of > >>> virtualhosts I can host on my server, and got this message after > >>> 40-50VMs: > >> yes, known issue with the debian kernel, if you > >> switch to mainline kernels, you will get to > >> roughly 5000-8000 contexts ... > > > > That is, before you run out of pids. On my x86 test system with 384 MiB of > > RAM, I was able to get 6073 contexts running each with a sleep 3600 > > process running before fork started failing with EAGAIN. > > Best Regards, > - -- > Taisuke Yamada <[EMAIL PROTECTED]>, http://rakugaki.org/ > 2268 E9A2 D4F9 014E F11D 1DF7 DCA3 83BC 78E5 CD3A > > Message to my public address may not be handled in a timely manner. > For a direct contact, please use my private address on my namecard. > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.1 (MingW32) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iD8DBQFF44nS3KODvHjlzToRAhBHAKCV8urmxKNv6i6foG1eG2KEKhmj/ACgh5DU > RdQzSjfIB5EF5+HHdIA9Pak= > =y5ZB > -----END PGP SIGNATURE----- > _______________________________________________ > Vserver mailing list > Vserver@list.linux-vserver.org > http://list.linux-vserver.org/mailman/listinfo/vserver _______________________________________________ Vserver mailing list Vserver@list.linux-vserver.org http://list.linux-vserver.org/mailman/listinfo/vserver