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This commit is contained in:
Alexey Milovidov 2021-08-26 01:14:42 +03:00
parent 53ca1ebca6
commit d8250ab3d6
2 changed files with 3 additions and 0 deletions
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1
src/Core/Settings.h
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@ -501,6 +501,7 @@ class IColumn;
\
M(String, local_filesystem_read_method, "pread", "Method of reading data from local filesystem, one of: read, pread, mmap, pread_threadpool.", 0) \
M(Bool, local_filesystem_read_prefetch, false, "Should use prefetching when reading data from local filesystem.", 0) \
M(Bool, remote_filesystem_read_prefetch, true, "Should use prefetching when reading data from remote filesystem.", 0) \
M(Int64, read_priority, 0, "Priority to read data from local filesystem. Only supported for 'pread_threadpool' method.", 0) \
\
/** Experimental functions */ \

2
src/Interpreters/Context.cpp
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@ -2709,6 +2709,8 @@ ReadSettings Context::getReadSettings() const
throw Exception(ErrorCodes::UNKNOWN_READ_METHOD, "Unknown read method '{}'", settings.local_filesystem_read_method.value);
res.local_fs_prefetch = settings.local_filesystem_read_prefetch;
res.remote_fs_prefetch = settings.remote_filesystem_read_prefetch;
res.local_fs_buffer_size = settings.max_read_buffer_size;
res.direct_io_threshold = settings.min_bytes_to_use_direct_io;
res.mmap_threshold = settings.min_bytes_to_use_mmap_io;