X-Recipient: archive-cygwin AT delorie DOT com DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:in-reply-to:references:from:date :message-id:subject:to:content-type; q=dns; s=default; b=KCJ/tCE 2B8SC6APJgVbHYns4igDFdG/7A3WEeurOCls2bHRSMtEFpDn5HohgpvipXZgwLUC pg0cydjI5djSCJwI7GJbVoXN/Q8br30PAVvrb8a++R9AGHqMBZDZMVc4gb6CDmj1 SSpYVMP9N6yDrX1+q+G4460TMr7Y5io+GU0I= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:in-reply-to:references:from:date :message-id:subject:to:content-type; s=default; bh=OLDisE7e2M3g9 rEXvcX1vVeQtvc=; b=ijK+LqH8bid9ISpHd5B+f0IW7zqF6U78cLiapvxqhx1MS gMRz9VunXZTJLH25v7JXMFZNIZ4SycSAy7jQjhWE+3zc4kug/Z/oKLDt0stvrUPW 6xqay9HVuMpfA+UsmanrmM4TTe+C76BerHFk1hVEN2b/t32MoFMapZs3nZsbDk= Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.8 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-wg0-f50.google.com X-Received: by 10.194.57.199 with SMTP id k7mr36723656wjq.1.1422819402925; Sun, 01 Feb 2015 11:36:42 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <87h9v5wwts.fsf@Rainer.invalid> References: <87h9v5wwts DOT fsf AT Rainer DOT invalid> From: Michael Wild Date: Sun, 1 Feb 2015 20:36:22 +0100 Message-ID: Subject: Re: Fork errors in python2.7 on 64-bit Cygwin To: The Cygwin Mailing List Content-Type: text/plain; charset=UTF-8 X-IsSubscribed: yes On Sun, Feb 1, 2015 at 3:06 PM, Achim Gratz wrote: > Michael Wild writes: >> * Trying to run a shell command from Python fails 50% of the time >> with: address space needed by 'cygz.dll' (0x450000) is already >> occupied. > > Such a low address on 64bit is an indication of an image intercept > and/or BLODA in my experience. > Thanks for your answer. Any suggestions on how I could find out what is causing this? I found Corinna mentioning the hacking of cygwin.dll by adding a call to sleep in the error handler in order to allow the inspection of /proc/$PID/maps in an old thread, but perhaps there is something more convenient now? -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple