From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 4811DCF4 for ; Wed, 12 Sep 2018 03:12:17 +0000 (UTC) Received: from imap.thunk.org (imap.thunk.org [74.207.234.97]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id BBDC82C4 for ; Wed, 12 Sep 2018 03:12:16 +0000 (UTC) Date: Tue, 11 Sep 2018 23:12:13 -0400 From: "Theodore Y. Ts'o" To: Wanpeng Li Message-ID: <20180912031213.GB8476@thunk.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Cc: "ksummit-discuss@lists.linuxfoundation.org" Subject: Re: [Ksummit-discuss] [TECH TOPIC] Torwards a more scalable KVM hypervisor List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, Sep 12, 2018 at 12:39:26AM +0000, Wanpeng Li wrote: > The kvm hypervisor is at the core of cloud computing, Virtual > Machine based approaches to workload consolidation, as seen in IaaS > cloud as well as data center platforms, have long had to contend > with performance degradation caused by synchronization primitives > inside the guest environments. These primitives can be affected by > virtual CPU preemptions by the host scheduler that can introduce > delays that are orders of magnitude longer than those primitives > were designed for. In this presentation, Wanpeng Li will introduce > current progress to mitigate TLB Shootdown Preemption. In addition, > Wanpeng Li will also introduce Exitless IPIs to scale large VMs. It looks like you are proposing an English language version of this talk from LinuxCon China: https://lc32018.sched.com/event/ER9W/torwards-a-more-scalable-kvm-hypervisor-wanpeng-li-tencent-cloud Is that correct? I wasn't able to find slides from the LinuxCon China presentations. Are they available? Thanks, - Ted