PPT-Locking Key Ranges with Unbundled Transaction Services

1 David Lomet Microsoft Research Mohamed Mokbel University of Minnesota Talk Outline Unbundled Transaction Services Challenge Key Range Locking Using Conventional L ocking M anagers. Schmidt schmidtcswustledu Department of Computer Science Washington University St Louis MO 63130 USA This paper will appear in the C Report magazine 1 Introduction Developing multithreaded applications is hard since incor rect use of locks can cause 52205734751 MILLENNIUM RANGE Heavyweight tubular steel design BENCH SEATS A choice of 57353nishes KEY CABINETS Safe and organised storage LOCKING OPTIONS A wide variety of locking options CLOAKROOM UNITS Single LOCKING BAR Big 6 PadlockFortress Locking BarBIG 6 PADLOCKFORTRESS LOCKING BAR CLOSE SHACKLE PADLOCK &NARROWSTYLE LOCKING BAR ERA Close Shackle Padlocklever locking mechanism with a close hardenedfor A Tactical Perspective. Airspace challenges. Military Training “vs” Renewable Energy. Renewable Energy Impacts. Military mission. Economy. Balancing need for renewable energy with military readiness. Sadhna Kumari. OUTLINE. ACID Properties. 2-Phase Commit Protocol. TPS. Serializability. Concurrency Control Protocols. Current Research. Future. References. ACID PROPERTIES. Atomicity: . A . transaction is . Dian Huang. Ying Qiao. Motivation. CMOS IC technology keeps further scaling. SoC. benefits from All-Digital PLL (ADPLL) designs. Dynamic frequency scaling in CPU. Fast-locked phase-locked loop (PLL) for clock generation. Advanced Database Systems. By-. Jesmin Akhter. Assistant Professor, IIT, Jahangirnagar University. Lecture -10. Concurrency Control . Outline. Transaction. Transaction state. Schedule. serializability. Owen Hofmann, Chris . Rossbach. , and Emmett . Witchel. The University of Texas at Austin. Concurrency is here. Core count ever increasing. Parallel programming is difficult. Synchronization perilous. Ringdown. Spectrometer. Bradley M. Gibson. Department of Chemistry, University of Illinois at Urbana-Champaign. Benjamin J. McCall . Departments of Chemistry and Astronomy, University of Illinois at Urbana-Champaign. A Comparison of Locking vs. Transactional Memory. Written by: . Paul E. . McKenney. Jonathan . Walpole. Maged. M. . Michael. Josh . Triplett. Presented by: Jacob Lear. (Some slides borrowed from Dr. Walpole’s lectures). By. Siddiq Ahmed Syed. Roll No:7. Principles of simple scheduler architecture:. Transactions cannot request for lock ,it is . the scheduler . that take cares of it.. Scheduler inserts the lock and release the lock when it is notified by the transaction manager. for Transactions. Part One. CSEP 545 Transaction Processing. Philip A. Bernstein. Copyright ©2012 Philip A. Bernstein. 1/11/2012. 2. Outline. 1. A Simple System Model. 2. Serializability Theory. 3. Synchronization Requirements . Sadhna Kumari. OUTLINE. ACID Properties. 2-Phase Commit Protocol. TPS. Serializability. Concurrency Control Protocols. Current Research. Future. References. ACID PROPERTIES. Atomicity: . A . transaction is . 1411 243 1 HettCAD 051051051051501 MultiTech single walled drawer system 1 locking bar, length 1000mm 051 2Locking barLocking stop: locking onlyLocking device: locking and roll-out blockPlas