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Shreya Gupta commented on HADOOP-15558: --------------------------------------- Hi [~Sammi Chen], thanks for starting to look at our code. Take your time to go through the code and design documentation and please feel free to contact in case of any doubts. > Implementation of Clay Codes plugin (Coupled Layer MSR codes) > -------------------------------------------------------------- > > Key: HADOOP-15558 > URL: https://issues.apache.org/jira/browse/HADOOP-15558 > Project: Hadoop Common > Issue Type: New Feature > Reporter: Chaitanya Mukka > Assignee: Chaitanya Mukka > Priority: Major > Attachments: ClayCodeCodecDesign-20180630.pdf, > HADOOP-15558.001.patch, HADOOP-15558.002.patch > > > [Clay Codes|https://www.usenix.org/conference/fast18/presentation/vajha] are > new erasure codes developed as a research project at Codes and Signal Design > Lab, IISc Bangalore. A particular Clay code, with storage overhead 1.25x, has > been shown to reduce repair network traffic, disk read and repair times by > factors of 2.9, 3.4 and 3 respectively compared to the RS codes with the same > parameters. > This Jira aims to introduce Clay Codes to HDFS-EC as one of the pluggable > erasure codec. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org