[jira] [Updated] (SYSTEMML-1381) Negative memory estimates of convolution operations

["Glenn Weidner (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SYSTEMML-1381?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Glenn Weidner updated SYSTEMML-1381:
------------------------------------
    Fix Version/s:     (was: SystemML 1.0)
                   SystemML 0.14

> Negative memory estimates of convolution operations
> ---------------------------------------------------
>
>                 Key: SYSTEMML-1381
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1381
>             Project: SystemML
>          Issue Type: Bug
>            Reporter: Matthias Boehm
>            Assignee: Matthias Boehm
>             Fix For: SystemML 0.14
>
>
> Recent experiments with convolution operations in a parfor context, showed several issues related to the memory estimates of these operations:
> {code}
> DEBUG opt.Optimizer: --- RULEBASED OPTIMIZER -------
> DEBUG opt.Optimizer: RULEBASED OPT: Optimize w/ max_mem=12743MB/525MB/525MB, max_k=16/144/144).
> WARN opt.CostEstimator: Cannot get memory estimate for hop (op=BIAS_ADD, name=4_out, memest=-1.238822E7).
> WARN opt.CostEstimator: Cannot get memory estimate for hop (op=DIRECT_CONV2D, name=4_out, memest=-7612708.0).
> WARN opt.CostEstimator: Cannot get memory estimate for hop (op=BIAS_ADD, name=5_out, memest=-3096956.0).
> {code}



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