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https://issues.apache.org/jira/browse/ARROW-5285?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17662307#comment-17662307
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Rok Mihevc commented on ARROW-5285:
-----------------------------------
This issue has been migrated to [issue
#21753|https://github.com/apache/arrow/issues/21753] on GitHub. Please see the
[migration documentation|https://github.com/apache/arrow/issues/14542] for
further details.
> [C++][Plasma] GpuProcessHandle is not released when GPU object deleted
> ----------------------------------------------------------------------
>
> Key: ARROW-5285
> URL: https://issues.apache.org/jira/browse/ARROW-5285
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++, C++ - Plasma, GPU
> Affects Versions: 0.13.0
> Reporter: shengjun.li
> Assignee: Antoine Pitrou
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.14.0
>
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> cpp/CMakeLists.txt
> option(ARROW_CUDA "Build the Arrow CUDA extensions (requires CUDA toolkit)"
> ON)
> option(ARROW_PLASMA "Build the plasma object store along with Arrow" ON)
> In the plasma client, GpuProcessHandle is never released although GPU object
> is deleted.
> Thus, cuIpcCloseMemHandle is never called.
> When I repeatly creat and delete gpu memory, the following error may occur.
> IOError: Cuda Driver API call in
> /home/zilliz/arrow/cpp/src/arrow/gpu/cuda_context.cc at line 155 failed with
> code 208: cuIpcOpenMemHandle(&data, *handle,
> CU_IPC_MEM_LAZY_ENABLE_PEER_ACCESS)
> Note: CUDA_ERROR_ALREADY_MAPPED = 208
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