X-CGP-ClamAV-Result: CLEAN X-VirusScanner: Niversoft's CGPClamav Helper v1.25a (ClamAV 1.4.3/27931) X-Junk-Score: 0 [] X-KAS-Score: 0 [] From: "Jason Coffin" Received: from fhigh-b5-smtp.messagingengine.com ([202.12.124.156] verified) by post.selbstdenker.com (CommuniGate Pro SMTP 6.3.18) with ESMTPS id 35387253 for webobjects-dev@wocommunity.org; Thu, 05 Mar 2026 15:38:25 +0100 Received-SPF: pass receiver=post.selbstdenker.com; client-ip=202.12.124.156; envelope-from=jlists@fastmail.com Received: from phl-compute-09.internal (phl-compute-09.internal [10.202.2.49]) by mailfhigh.stl.internal (Postfix) with ESMTP id DE7007A0283 for ; Thu, 5 Mar 2026 09:38:13 -0500 (EST) Received: from phl-imap-01 ([10.202.2.91]) by phl-compute-09.internal (MEProxy); Thu, 05 Mar 2026 09:38:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fastmail.com; h= cc:content-transfer-encoding:content-type:content-type:date:date :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm1; t=1772721493; x=1772807893; bh=wOapcYIDNFAiDPo31xfh4p+UjyTItmgdpfLWkiid7PA=; b= F8JM5+mH6qVLAkLWcQiDI83AwlC6fsUhyKx8jdMNjmH2/djwPguEeFXP0sFkrnlx CuOjM2i/N02m87vSetsIKE72VJ5xK8StHzl7ZgAtId2N4LDdukfiE0UrV/xP0Kag lA0NwT4A11m+JF6pzozcfe1AF2lyWuQGBje/rDnA0C4L8Ue0pjynccAPsukfA6Fu Jd4CPf51OJWFC4yiV9n2xbT9tyTnmK/tQb88qvQks281fI/0AzgaFk8JPDzr2QZk mjEBv8ciE/2jv8UQK7bFSIrNEJHNRO7uPAXRvJCaYKPTqnimtrqS6trtxLVOA/hD 7nQZrPlvw/lkwdGAdL7PrQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; t=1772721493; x=1772807893; bh=w OapcYIDNFAiDPo31xfh4p+UjyTItmgdpfLWkiid7PA=; b=nc1T0H+icVvBDDi3a CoE24uN17xTVotryH3wJbzmzkva89d2ZJ4ys0FWYeDNgpSv2nnPTi376uMkuAmYk xh41mbZj6tNL9FuoKZvWCK71XsJoEqSSiWkGJcOFqSbgLNxh46x9vxQLh53K78XC sP1gc0LuFOlhE6Vk+vcsvJLXuqHll03UonXZd3n0bIST15jVtxt+7tg4W5gaWnvD V/yJkVIuVNmZ5p4mEgSM/sFhQl2xMpqQvUG8nWZTKKaRka6gcl6DUfoZNJRhJEJm izf+oNYJKqlLneUmLMTffHSGdHF0wuFyWB3uvoPpeOi1HcJDJ6IQyWxKG7G9eVht xH6Hg== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefgedrtddtgddvieeiieegucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucenucfjughrpefoggffhffvkfgjfhfutgfgsehtjeertd ertddtnecuhfhrohhmpedflfgrshhonhcuvehofhhfihhnfdcuoehjlhhishhtshesfhgr shhtmhgrihhlrdgtohhmqeenucggtffrrghtthgvrhhnpefgffdthfevudfggeeitdfhvd dugfevleeugfehjeeihfeggfdvudevvdehudegjeenucffohhmrghinhepfihotghomhhm uhhnihhthidrohhrghenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrih hlfhhrohhmpehjlhhishhtshesfhgrshhtmhgrihhlrdgtohhmpdhnsggprhgtphhtthho pedupdhmohguvgepshhmthhpohhuthdprhgtphhtthhopeifvggsohgsjhgvtghtshdqug gvvhesfihotghomhhmuhhnihhthidrohhrgh X-ME-Proxy: Feedback-ID: ice264bd0:Fastmail Received: by mailuser.phl.internal (Postfix, from userid 501) id 59FE018C0067; Thu, 5 Mar 2026 09:38:13 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface MIME-Version: 1.0 X-ThreadId: A1tm3nhT6bIw Date: Thu, 05 Mar 2026 09:37:53 -0500 To: "D Tim Cummings" Message-Id: <730fe44d-1918-44ea-8158-dc8f2c9093ec@app.fastmail.com> In-Reply-To: References: Subject: Re: [WO-DEV] Re: Help with Apache mod issues Content-Type: text/plain Content-Transfer-Encoding: 7bit Thank you! We will give that a try. On Wed, Mar 4, 2026, at 6:48 PM, D Tim Cummings wrote: > You need to use prefork version of Apache. See deploy instructions on > > https://wiki.wocommunity.org/xwiki/bin/view/documentation/Home/Deployment/Platforms/Deploying%20on%20Linux/Deploying%20on%20Ubuntu%2022.04/ > > sudo apt install apache2 > sudo a2dismod mpm_event > sudo a2enmod mpm_prefork > > Cheers > > Tim > > On 5/03/2026 02:59, Jason Coffin wrote: >> Hello all! >> >> I'm looking for help diagnosing an issue that we are seeing in a WebObjects production environment. I'm not the developer on the project, I'm the devops person and I know little about WebObjects. >> >> Here is our stack: >> >> Ubuntu version 20.04.1 >> Apache version 2.4.41 >> Project Wonder version 7.5-SNAPSHOT >> WebObjects version 5.4.3 >> >> About once a day the Apache mod seems to stop working and no longer routes traffic to the WebObjects application. Restarting Apache solves the issue until it crops up again. The Apache error logs show these errors, in the given order, and they repeat several times: >> >> lock_file_section(): failed to lock (1 attempts): Resource deadlock avoided >> ac_readConfiguration: WOShmem_lock() failed. Skipping reading config. >> >> Any idea what could be causing this issue? Should we be using a different version of Apache or the WebObjects mod? >> >> We are also considering alternative methods for hosting the WebObjects application. Should we consider removing the Apache mod requirement entirely? >> >> Thank you kindly! >> >> Jason Coffin >> >> ############################################################# >> This message is sent to you because you are subscribed to >> the mailing list . >> To unsubscribe, E-mail to: >> To switch to the DIGEST mode, E-mail to >> To switch to the INDEX mode, E-mail to >> Send administrative queries to >>