Antoine Pitrou created ARROW-2427: ------------------------------------- Summary: [C++] ReadAt implementations suboptimal Key: ARROW-2427 URL: https://issues.apache.org/jira/browse/ARROW-2427 Project: Apache Arrow Issue Type: Improvement Components: C++ Affects Versions: 0.9.0 Reporter: Antoine Pitrou
The {{ReadAt}} implementations for at least {{OSFile}} and {{MemoryMappedFile}} take the file lock and seek. They could instead read directly from the given offset, allowing concurrent I/O from multiple threads. -- This message was sent by Atlassian JIRA (v7.6.3#76005)