From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 107301] system hang during ext4 xattr operation Date: Fri, 06 Nov 2015 02:43:17 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: linux-ext4@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.136]:55006 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030909AbbKFCnV (ORCPT ); Thu, 5 Nov 2015 21:43:21 -0500 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 130D420807 for ; Fri, 6 Nov 2015 02:43:20 +0000 (UTC) Received: from bugzilla1.web.kernel.org (bugzilla1.web.kernel.org [172.20.200.51]) by mail.kernel.org (Postfix) with ESMTP id 7284020808 for ; Fri, 6 Nov 2015 02:43:17 +0000 (UTC) In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=107301 Theodore Tso changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |tytso@mit.edu --- Comment #3 from Theodore Tso --- If Ceph is using xattrs that are all different for each inode, the mbcache is not really useful at all. So I wonder if we should have a mount option which disables the mbcache. This will prove the scalability of the xattr functions, and should be a pretty big performance win for Ceph. -- You are receiving this mail because: You are watching the assignee of the bug.