PPT-Lock-free Cuckoo Hashing

Nhan Nguyen amp Philippas Tsigas ICDCS 2014 Distributed Computing and Systems Chalmers University of Technology Gothenburg Sweden Our contributions a concurrent hash table Nhan D Nguyen. Constant Worst-Case Operations with a Succinct Representation. Yuriy. . Arbitman. . Moni. Naor Gil . Segev. Dynamic Dictionary. Data structure representing a set of words . S. From a Universe . What can Cuckoo do?. Offload computation to the server.. Offloading decisions are made by Cuckoo framework, not OS.. For now, only check whether the remote resource is reachable.. Ping the servers in the list.. Practically Better Than Bloom. Bin Fan . (CMU/Google). David Andersen (CMU). Michael . Kaminsky. (Intel Labs). Michael . Mitzenmacher. (Harvard). 1. What is Bloom Filter? A Compact Data Structure . IME 20051164 Junghee Pyeon. IME 20051206 Wootaek Hwang. IME. . 20051214 Joonhyung Ahn. CONTENTS. Company & Product Overview. Company Overview. Product Overview. Business Analysis. On the Interplay of Hardware Transactional Memory and Lock-free Indexing. Justin . Levandoski. Microsoft Research Redmond. Ryan Stutsman. Microsoft Research Redmond. Darko. . Makreshanski. Department of Computer Science. Yunchao. Gong. UNC Chapel Hill. yunchao@cs.unc.edu. The problem. Large scale image search:. We have a candidate image. Want to search a . large database . to find similar images. Search the . internet. Xiaozhou Li . (. Princeton. ). David G. Andersen (CMU). Michael Kaminsky (Intel Labs). Michael J. Freedman (Princeton). How to build a fast concurrent hash table. a. lgorithm and data structure engineering. A Look at Cuckoo Sandbox. Introduction. What is Malware?. (. mãl'wâr. ') - . Malicious . computer software that interferes with normal computer . functions. What is Automated Malware Analysis?. Taking what has been done by highly skilled professionals in extremely time consuming tasks and making it, quick, easy and repeatable. Automated Malware Analysis is being touted as the “Next Generation Anti-Virus” solution.. Faster Triangle . Listing and Set Intersection. David Eppstein. 1. , . Michael T. Goodrich. 1. ,. Michael Mitzenmacher. 2. , and Manuel Torres. 1. 1. University of California, Irvine. 2. Harvard University. H. ashing: . Scalable and Flexible Hashing on GPUs. Farzad Khorasani, Mehmet E. . Belviranli. , Rajiv Gupta, . Laxmi. N. . Bhuyan. University of California Riverside. What Stadium hashing addresses. Plan. I spent the last decade advising on numerous cases where hash tables/functions were used. A few observations on . What data structures I’ve seen implemented and where. What do developers think, were they need help. In static hashing, function . h. maps search-key values to a fixed set of . B. . buckets, that contain a number of (K,V) entries.. . . Problem: d. atabases . grow . (or shrink) . with time. . If initial number of buckets is too small, and file grows, performance will degrade due to too much overflows.. What is a hashing function?. Fingerprint for a given piece of data. Typically generated by a mathematical algorithm. Produces a fixed length string as its . output. Hashes are sometimes . called a . checksum or message digests. http://www.cse.iitk.ac.in/~mainakc/lockfree.html. Prabhakar. . Misra. and . Mainak. Chaudhuri. Indian Institute of Technology, Kanpur. Sketch. Talk in one slide. Result highlights. Related work. Lock-free data structures.