From owner-freebsd-questions Mon Jul 16 20:24: 5 2001 Delivered-To: freebsd-questions@freebsd.org Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by hub.freebsd.org (Postfix) with ESMTP id 4551037B409 for ; Mon, 16 Jul 2001 20:23:52 -0700 (PDT) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.11.4/8.11.4) id f6H3NoH19063; Mon, 16 Jul 2001 22:23:50 -0500 (CDT) (envelope-from dan) Date: Mon, 16 Jul 2001 22:23:50 -0500 From: Dan Nelson To: Graham White Cc: FreeBSD-questions Subject: Re: truss - 'err #35 resources temporarily unavailable' Message-ID: <20010716222350.A9032@dan.emsphone.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.19i X-OS: FreeBSD 5.0-CURRENT Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In the last episode (Jul 16), Graham White said: > When running the truss command on one of our PID's for an apache user this > is one of the messages we're getting: > > read(0x4,0x83c7000,0x2000) ERR#35 'Resource > temporarily unavailable > > Looks like it can't access a memory address, is this correct or is it > something else? Are there anyways to investigate this further as to > why this is happening? From the read(2) manpage: ERRORS Read(), readv(), and pread() will succeed unless: [EAGAIN] The file was marked for non-blocking I/O, and no data were ready to be read. You're proably using a cgi that uses pthreads; this is normal. -- Dan Nelson dnelson@emsphone.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message