[ https://issues.apache.org/jira/browse/TEZ-1719?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Gopal V updated TEZ-1719: ------------------------- Labels: Performance (was: ) > Allow IFile reducer merge-sort to disable crc32 checksums > --------------------------------------------------------- > > Key: TEZ-1719 > URL: https://issues.apache.org/jira/browse/TEZ-1719 > Project: Apache Tez > Issue Type: Bug > Affects Versions: 0.6.0 > Reporter: Gopal V > Labels: Performance > > Next-gen filesystems like BTRFS and ZFS provide their own checksumming for > disk data. > Using PureJavaCrc32 for data written for temporary spills to such filesystems > is a complete waste of CPU resources. -- This message was sent by Atlassian JIRA (v6.3.4#6332)