From owner-freebsd-bugs@FreeBSD.ORG Wed Jul 1 17:20:02 2009 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 533021065675 for ; Wed, 1 Jul 2009 17:20:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 142398FC15 for ; Wed, 1 Jul 2009 17:20:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n61HK19a042181 for ; Wed, 1 Jul 2009 17:20:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n61HK1OV042180; Wed, 1 Jul 2009 17:20:01 GMT (envelope-from gnats) Resent-Date: Wed, 1 Jul 2009 17:20:01 GMT Resent-Message-Id: <200907011720.n61HK1OV042180@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, durga velagapudi Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BB23B106564A for ; Wed, 1 Jul 2009 17:12:08 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id A94FD8FC12 for ; Wed, 1 Jul 2009 17:12:08 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id n61HC8Bl044064 for ; Wed, 1 Jul 2009 17:12:08 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id n61HC8lb044063; Wed, 1 Jul 2009 17:12:08 GMT (envelope-from nobody) Message-Id: <200907011712.n61HC8lb044063@www.freebsd.org> Date: Wed, 1 Jul 2009 17:12:08 GMT From: durga velagapudi To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/136226: ipcs -bp doesn't display the shm segsz if it is bigger than 2GB X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Jul 2009 17:20:02 -0000 >Number: 136226 >Category: kern >Synopsis: ipcs -bp doesn't display the shm segsz if it is bigger than 2GB >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Jul 01 17:20:01 UTC 2009 >Closed-Date: >Last-Modified: >Originator: durga velagapudi >Release: FreeBSD 7.2-RELEASE #0 >Organization: adara networks >Environment: FreeBSD host64-1 7.2-RELEASE FreeBSD 7.2-RELEASE #0: Fri May 1 07:18:07 UTC 2009 root@driscoll.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >Description: The process allocates shared memory of size 9GB When ipcs -bp is executed from command line Shared Memory: T ID KEY MODE OWNER GROUP SEGSZ CPID LPID m 65541 1296 --rw-rw---- root wheel 0 1590 1576 The SEGSZ is 9GB allocated but it is shown as 0 >How-To-Repeat: run a process which requestes shmget() api requesting 9GB. also set the sysctl.shmmax to 10GB >Fix: got to change the struct shmid_kernel struct member seg_sz to type size_t or unsigned long. >Release-Note: >Audit-Trail: >Unformatted: