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1 | # Licensed to the Apache Software Foundation (ASF) under one |
2 | # or more contributor license agreements. See the NOTICE file | |
3 | # distributed with this work for additional information | |
4 | # regarding copyright ownership. The ASF licenses this file | |
5 | # to you under the Apache License, Version 2.0 (the | |
6 | # "License"); you may not use this file except in compliance | |
7 | # with the License. You may obtain a copy of the License at | |
8 | # | |
9 | # http://www.apache.org/licenses/LICENSE-2.0 | |
10 | # | |
11 | # Unless required by applicable law or agreed to in writing, | |
12 | # software distributed under the License is distributed on an | |
13 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
14 | # KIND, either express or implied. See the License for the | |
15 | # specific language governing permissions and limitations | |
16 | # under the License. | |
17 | ||
18 | #' Manage the global CPU thread pool in libarrow | |
19 | #' | |
20 | #' @export | |
21 | cpu_count <- function() { | |
22 | GetCpuThreadPoolCapacity() | |
23 | } | |
24 | ||
25 | #' @rdname cpu_count | |
26 | #' @param num_threads integer: New number of threads for thread pool | |
27 | #' @export | |
28 | set_cpu_count <- function(num_threads) { | |
29 | SetCpuThreadPoolCapacity(as.integer(num_threads)) | |
30 | } | |
31 | ||
32 | #' Manage the global I/O thread pool in libarrow | |
33 | #' | |
34 | #' @export | |
35 | io_thread_count <- function() { | |
36 | GetIOThreadPoolCapacity() | |
37 | } | |
38 | ||
39 | #' @rdname io_thread_count | |
40 | #' @param num_threads integer: New number of threads for thread pool | |
41 | #' @export | |
42 | set_io_thread_count <- function(num_threads) { | |
43 | SetIOThreadPoolCapacity(as.integer(num_threads)) | |
44 | } |