From owner-freebsd-bugs@FreeBSD.ORG Thu Feb 16 17:20:10 2012 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 DC690106566B for ; Thu, 16 Feb 2012 17:20:09 +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 B55638FC17 for ; Thu, 16 Feb 2012 17:20:09 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.5/8.14.5) with ESMTP id q1GHK9rx075419 for ; Thu, 16 Feb 2012 17:20:09 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.5/8.14.5/Submit) id q1GHK9vJ075418; Thu, 16 Feb 2012 17:20:09 GMT (envelope-from gnats) Resent-Date: Thu, 16 Feb 2012 17:20:09 GMT Resent-Message-Id: <201202161720.q1GHK9vJ075418@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, Brent Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9CFF5106564A for ; Thu, 16 Feb 2012 17:18:32 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id 770A28FC0A for ; Thu, 16 Feb 2012 17:18:32 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id q1GHIWkK056237 for ; Thu, 16 Feb 2012 17:18:32 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id q1GHIWiX056235; Thu, 16 Feb 2012 17:18:32 GMT (envelope-from nobody) Message-Id: <201202161718.q1GHIWiX056235@red.freebsd.org> Date: Thu, 16 Feb 2012 17:18:32 GMT From: Brent To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: bin/165207: rctl(8) cannot identify jails via modified name 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: Thu, 16 Feb 2012 17:20:10 -0000 >Number: 165207 >Category: bin >Synopsis: rctl(8) cannot identify jails via modified name >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: Thu Feb 16 17:20:09 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Brent >Release: 9.0-RELEASE >Organization: >Environment: FreeBSD freebsd 9.0-RELEASE FreeBSD 9.0-RELEASE #0: Tue Feb 14 11:01:47 EST 2012 root@freebsd:/usr/obj/usr/src/sys/RCTL amd64 >Description: rctl(8) man page examples state: rctl -hu jail:www Display resource usage information for jail named "www". If a jail is started with -n "name", rctl can correctly identify it. If a running jail's name is modified with `jail -m name="name"`, rctl cannot identify it, and continues to use the previous jail name. If no jail name was set upon jail creation, rctl can only identify it via its JID. >How-To-Repeat: JID 5 was started with -n "test1": freebsd# jls JID IP Address Hostname Path 5 10.1.1.1 test1 /usr/jails/test1 Accessible via name: freebsd# jexec test1 tcsh test1# Show stats for jail named "test1": freebsd# rctl -hu jail:test1|head cputime=1681 datasize=16M stacksize=0 coredumpsize=0 memoryuse=57M memorylocked=0 maxproc=10 openfiles=0 vmemoryuse=937M pseudoterminals=0 Modify jail name to "test2": freebsd# jail -m name=test2 jid=5 Accessible via modified name "test2": freebsd# jexec test2 tcsh test1# `rctl` has no knowledge of "test2": freebsd# rctl -hu jail:test2|head cputime=0 datasize=0 stacksize=0 coredumpsize=0 memoryuse=0 memorylocked=0 maxproc=0 openfiles=0 vmemoryuse=0 pseudoterminals=0 `rctl` still believes it's "test1": freebsd# rctl -hu jail:test1|head cputime=1900 datasize=16M stacksize=0 coredumpsize=0 memoryuse=57M memorylocked=0 maxproc=10 openfiles=0 vmemoryuse=937M pseudoterminals=0 >Fix: >Release-Note: >Audit-Trail: >Unformatted: