Raghavendra Prabhu

Software Engineer, Distributed Systems, Yelp, Yelp

Raghavendra Prabhu works as a Software Engineer in Distributed Systems team at Yelp. Prior to that he was the Product Lead of Galera-based Percona XtraDB Cluster (PXC) at Percona. He also works on Xtrabackup and Percona Server intermittently. He joined Percona in the fall of 2011. Before joining, he worked at Yahoo! SDC, Bangalore for 3 years as Systems Engineer, primarily dealing with databases (MySQL and Yahoo Sherpa/PNUTS) and configuration management. Raghavendra's main interests include databases, virtualization and containers, distributed systems, operating systems including linux kernel. He also likes to contribute and has contributed code upstream to several FOSS projects — for more details on that visit http://wnohang.net/code. In his spare time, he likes to read books, technical papers/literature, listen to music, hack on software, nature hiking, and exploring in general while on vacations. You may also often find him on IRC channels on freenode and/or oftc. Speaking experience ============== He has spoken previously at PLMCE ('13, '14 and '15), FOSDEM ('13), LinuxConfAu ('14 and '15), Fossetcon ('14), RICON.io ('14), Highload++ ('14) and SCALE 13x ('15). Slides (and details) can be reviewed at http://www.slideshare.net/slidunder. Previous recorded talks: ================== Playlist: https://www.youtube.com/playlist?list=PLctlsn9Gs8waaYMRlH_u_v7Ky1ARk7hsA Slides: http://www.slideshare.net/slidunder Presented paper at IEEE conferences: ======================== i) SOMGPU: Self Organizing Maps on a Graphical Processing Unit for Pattern Classification: Published at IEEE Congress on Evolutionary Computation (CEC) which was part of IEEE World Congress on Computational Intelligence (WCCI) 2008. http://dx.doi.org/10.1109/CEC.2008.4630920 ii) GNeuron: Parallel Neural Networks with GPU: Presented at 14th International IEEE Conference on High Performance Computing (HiPC) 2007. http://hipc.org/hipc2007/posters/GNeuron.pdf Social/Contact: =========== Mail : me@rdprabhu.com, rprabhu@yelp.com Twitter : randomsurfer Linkedin : linkedin.com/in/rdprabhu Github : ronin13 Launchpad : raghavendra-prabhu Keybase.io : rdprabhu IRC : tlonim Blog : https://blog.wnohang.net About.me : http://about.me/raghavendra.prabhu Lanyrd : http://lanyrd.com/profile/raghavendraprabhu For more, you can contact him at http://wnohang.net/contact. GPG: D72BE977

Submitted Sessions

In this talk, I will discuss how to effectively use MySQL with KVM.
Virtualization has been there for long, however, it is quite underutilized and
also discourage in lieu of performance. However, for a minimal / no loss of
performance, one will be able to take advantage of high availability (obtained from
ability to move VMs across boxes) along with... [read more]

Lightning Talk: This talk will ponder over implications of using Xtrabackup with FTWRL (Flush Tables With Read Lock). More importantly, it will discuss using --no-lock with it which obviates FTWRL. Not using the locking has its own caveats - no DDL and InnoDB only. The mechanism of backup without locking will also be discussed (in obtaining binlog co-ordinates through crash recovery). Possible... [read more]

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