Messages in this thread | | | Date | Tue, 1 Apr 2014 12:19:20 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] ipc,shm: increase default size for shmmax |
| |
On Tue, 01 Apr 2014 15:29:05 +0900 Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> > > > So their system will act as if they had set SHMMAX=enormous. What > > problems could that cause? > > > > > > Look. The 32M thing is causing problems. Arbitrarily increasing the > > arbitrary 32M to an arbitrary 128M won't fix anything - we still have > > the problem. Think bigger, please: how can we make this problem go > > away for ever? > > > > Our middleware engineers has been complaining about this sysctl limit. > System administrator need to calculate required sysctl value by making sum > of all planned middlewares, and middleware provider needs to write "please > calculate systcl param by....." in their installation manuals.
Why aren't people just setting the sysctl to a petabyte? What problems would that lead to?
| |