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Philipp Moritz commented on ARROW-2237: --------------------------------------- Creating the /mnt/hugepages with ``` sudo mkdir -p /mnt/hugepages sudo mount -t hugetlbfs -o uid=`id -u` -o gid=`id -g` none /mnt/hugepages sudo bash -c "echo `id -g` > /proc/sys/vm/hugetlb_shm_group" sudo bash -c "echo 20000 > /proc/sys/vm/nr_hugepages" ``` I can't reproduce the test failure on Ubuntu. > [Python] Huge tables test failure > --------------------------------- > > Key: ARROW-2237 > URL: https://issues.apache.org/jira/browse/ARROW-2237 > Project: Apache Arrow > Issue Type: Bug > Components: Python > Reporter: Antoine Pitrou > Priority: Major > Fix For: 0.9.0 > > > This is a new failure here (Ubuntu 16.04, x86-64): > {code} > _____________________________ test_use_huge_pages > _____________________________ > Traceback (most recent call last): > File "/home/antoine/arrow/python/pyarrow/tests/test_plasma.py", line 779, > in test_use_huge_pages > create_object(plasma_client, 100000000) > File "/home/antoine/arrow/python/pyarrow/tests/test_plasma.py", line 80, in > create_object > seal=seal) > File "/home/antoine/arrow/python/pyarrow/tests/test_plasma.py", line 69, in > create_object_with_id > memory_buffer = client.create(object_id, data_size, metadata) > File "plasma.pyx", line 302, in pyarrow.plasma.PlasmaClient.create > File "error.pxi", line 79, in pyarrow.lib.check_status > pyarrow.lib.ArrowIOError: /home/antoine/arrow/cpp/src/plasma/client.cc:192 > code: PlasmaReceive(store_conn_, MessageType_PlasmaCreateReply, &buffer) > /home/antoine/arrow/cpp/src/plasma/protocol.cc:46 code: ReadMessage(sock, > &type, buffer) > Encountered unexpected EOF > ---------------------------- Captured stderr call > ----------------------------- > Allowing the Plasma store to use up to 0.1GB of memory. > Starting object store with directory /mnt/hugepages and huge page support > enabled > create_buffer failed to open file /mnt/hugepages/plasmapSNc0X > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)