Ovidiu-Cristian: Please see the following JIRA / PR : [SPARK-12251] Document and improve off-heap memory configurations
Cheers On Thu, Feb 11, 2016 at 11:06 PM, Sea <261810...@qq.com> wrote: > spark.memory.offHeap.enabled (default is false) , it is wrong in spark > docs. Spark1.6 do not recommend to use off-heap memory. > > > ------------------ 原始邮件 ------------------ > *发件人:* "Ovidiu-Cristian MARCU";<ovidiu-cristian.ma...@inria.fr>; > *发送时间:* 2016年2月12日(星期五) 凌晨5:51 > *收件人:* "user"<user@spark.apache.org>; > *主题:* off-heap certain operations > > Hi, > > Reading though the latest documentation for Memory management I can see > that the parameter spark.memory.offHeap.enabled (true by default) is > described with ‘If true, Spark will attempt to use off-heap memory for > certain operations’ [1]. > > Can you please describe the certain operations you are referring to? > > http://spark.apache.org/docs/latest/configuration.html#memory-management > > Thank! > > Best, > Ovidiu >
