Messages in this thread |  | | Date | Thu, 18 Oct 2001 17:47:06 +0400 | From | "Oleg A. Yurlov" <> | Subject | Re[2]: "3.5GB user address space" option. |
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Hi,
Thursday, October 18, 2001, 1:09:14 PM, you wrote:
AA> On Wed, Oct 17, 2001 at 09:38:35PM -0700, H. Peter Anvin wrote: >> Followup to: <1981072193242.20011018021819@spylog.com> >> By author: "Oleg A. Yurlov" <kris@spylog.com> >> In newsgroup: linux.dev.kernel >> > >> > >> > Hi, folks, >> > >> > How I can use 3.5GB in my apps ? I try malloc() and get error on 2G >> > bounce... :-( >> > >> > Hardware - SMP server, 2Gb RAM, 8Gb swap, kernel 2.4.12aa1. >> > >> >> Get a 64-bit CPU. You're running into a fundamental limit of 32-bit >> architectures.
AA> Actually 3.5G per-process is theoretically possible using a careful AA> userspace as Rik suggested with -aa after enabling the proper AA> compile time configuration option. So for apps that needs say 3G AA> per-process it should work just fine. But of course for anything that AA> needs more than that 64bit is the right way to go :)
Thanks to all, problem solved :-) Now apps can use about 3.5G.
AA> Andrea AA> - AA> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in AA> the body of a message to majordomo@vger.kernel.org AA> More majordomo info at http://vger.kernel.org/majordomo-info.html AA> Please read the FAQ at http://www.tux.org/lkml/
-- Oleg A. Yurlov aka Kris Werewolf, SysAdmin OAY100-RIPN mailto:kris@spylog.com +7 095 332-03-88
- 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/
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