Rootless Containers with runC Aleksa Sarai Software Engineer asarai@suse.de Who am I? ● Software Engineer at SUSE. ● Student at University of Sydney. – Physics and Computer Science. ● Maintainer of runC. ● Long-time Docker contributor and user. ● Free Software advocate. 2 The Problem ● Researcher wants to run some Python 3 code on a computing cluster. – The cluster only supports Python 2. ● So, re

VT-d Posted Interrupts Feng Wu, Jun Nakajima <Speaker> Intel Corporation 2 Agenda • Motivation • Difference btw CPU-based and VT-d Posted Interrupts • Architecture • Implementation Details • Performance • Summary 3 • Interrupt virtualization efficiency • Interrupt migration complexity • Big requirement of host vector for different assigned devices Motivation 4 CPU-based Posted-Interrupt in Xen VCP

Lead Software Engineer Glauber Costa August 30th, 2012 – Linuxcon The failure of Operating Systems, and how we can fix it. 2 2 Opening Notes • I'll be doing Hypervisors vs Containers here. But: 3 3 Opening Notes • I absolutely don't believe Hypervisors are useless. • I will also not say Containers are better than Hypervisors (or vice-versa). That is dependent on your use-case, and the comparison b

HATAYAMA, Daisuke FUJITSU LIMITED. May 20, 2014 LinuxCon Japan 2014 Improvements on Kdump Scalability Issues for Terabyte-Scale Memory System Copyright 2014 FUJITSU LIMITED Agenda  Background  Review kdump structure  3 improvements on the scalability issues  Use fast compression format  Copyless processing with mmap()  Break a 1-CPU restriction of kdump capture kernel  Ongoing work  kexec-

Copyright 2014 FUJITSU LIMITED Btrfs Current Status and Future Prospects Oct 13 2014 Satoru Takeuchi Linux Development Div. Fujitsu LTD. Copyright 2014 FUJITSU LIMITED Background Core Features Developments statistics Future Prospects Agenda 1 Copyright 2014 FUJITSU LIMITED Background Core Features Developments statistics Future Prospects Agenda 2 Copyright 2014 FUJITSU LIMITED Fujitsu has