disable multiple thread csv scan in arrow

Signed-off-by: Yuan Zhou <yuan.zhou@intel.com>

dev/ci-velox-buildstatic-centos-7.sh

@@ -4,5 +4,5 @@ set -e
 
 source /opt/rh/devtoolset-9/enable
 export NUM_THREADS=4
-./dev/builddeps-veloxbe.sh --enable_vcpkg=ON --build_arrow=OFF --build_tests=OFF --build_benchmarks=OFF \
+./dev/builddeps-veloxbe.sh --enable_vcpkg=ON --build_arrow=ON --build_tests=OFF --build_benchmarks=OFF \
                            --build_examples=OFF --enable_s3=ON --enable_gcs=ON --enable_hdfs=ON --enable_abfs=ON

ep/build-velox/src/modify_arrow.patch

@@ -1,5 +1,5 @@
 diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
-index d56f6a36d..9b4088df9 100644
+index d56f6a36de..9b4088df92 100644
 --- a/cpp/CMakeLists.txt
 +++ b/cpp/CMakeLists.txt
 @@ -773,8 +773,7 @@ if(ARROW_ORC)
@@ -11,7 +11,7 @@ index d56f6a36d..9b4088df9 100644
 +    list(APPEND ARROW_STATIC_INSTALL_INTERFACE_LIBS orc::orc)
    endif()
  endif()
-
+ 
 @@ -823,9 +822,6 @@ if(ARROW_WITH_OPENTELEMETRY)
           opentelemetry-cpp::ostream_span_exporter
           opentelemetry-cpp::otlp_http_exporter)
@@ -21,11 +21,11 @@ index d56f6a36d..9b4088df9 100644
 -  endif()
    list(APPEND ARROW_STATIC_INSTALL_INTERFACE_LIBS CURL::libcurl)
  endif()
-
+ 
 @@ -860,6 +856,14 @@ if(ARROW_USE_XSIMD)
    list(APPEND ARROW_STATIC_LINK_LIBS ${ARROW_XSIMD})
  endif()
-
+ 
 +# This should be done after if(ARROW_ORC) and if(ARROW_WITH_OPENTELEMETRY)
 +# because they depend on Protobuf.
 +if(ARROW_WITH_PROTOBUF)
@@ -38,7 +38,7 @@ index d56f6a36d..9b4088df9 100644
  add_custom_target(arrow_benchmark_dependencies)
  add_custom_target(arrow_test_dependencies)
 diff --git a/cpp/cmake_modules/ThirdpartyToolchain.cmake b/cpp/cmake_modules/ThirdpartyToolchain.cmake
-index a2627c190..e453512e6 100644
+index a2627c190f..e453512e62 100644
 --- a/cpp/cmake_modules/ThirdpartyToolchain.cmake
 +++ b/cpp/cmake_modules/ThirdpartyToolchain.cmake
 @@ -2557,13 +2557,9 @@ if(ARROW_WITH_ZSTD)
@@ -58,7 +58,7 @@ index a2627c190..e453512e6 100644
      message(STATUS "Found Zstandard: ${ARROW_ZSTD_LIBZSTD}")
    endif()
 diff --git a/cpp/src/arrow/c/helpers.h b/cpp/src/arrow/c/helpers.h
-index a24f272fe..e25f78c85 100644
+index a24f272fea..e25f78c855 100644
 --- a/cpp/src/arrow/c/helpers.h
 +++ b/cpp/src/arrow/c/helpers.h
 @@ -17,6 +17,7 @@
@@ -69,11 +69,34 @@ index a24f272fe..e25f78c85 100644
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
+diff --git a/cpp/src/arrow/csv/options.h b/cpp/src/arrow/csv/options.h
+index 7723dcedc6..23c76d928a 100644
+--- a/cpp/src/arrow/csv/options.h
++++ b/cpp/src/arrow/csv/options.h
+@@ -139,7 +139,7 @@ struct ARROW_EXPORT ReadOptions {
+   // Reader options
+
+   /// Whether to use the global CPU thread pool
+-  bool use_threads = true;
++  bool use_threads = false;
+
+   /// \brief Block size we request from the IO layer.
+   ///
 diff --git a/java/dataset/src/main/cpp/jni_wrapper.cc b/java/dataset/src/main/cpp/jni_wrapper.cc
-index d2d976677..d7dd01ecd 100644
+index d2d976677b..8d7dafd840 100644
 --- a/java/dataset/src/main/cpp/jni_wrapper.cc
 +++ b/java/dataset/src/main/cpp/jni_wrapper.cc
-@@ -126,20 +126,14 @@ class ReserveFromJava : public arrow::dataset::jni::ReservationListener {
+@@ -27,7 +27,9 @@
+ #include "arrow/dataset/file_base.h"
+ #include "arrow/filesystem/localfs.h"
+ #include "arrow/filesystem/path_util.h"
++#ifdef ARROW_S3
+ #include "arrow/filesystem/s3fs.h"
++#endif
+ #include "arrow/engine/substrait/util.h"
+ #include "arrow/engine/substrait/serde.h"
+ #include "arrow/engine/substrait/relation.h"
+@@ -126,20 +128,14 @@ class ReserveFromJava : public arrow::dataset::jni::ReservationListener {
        : vm_(vm), java_reservation_listener_(java_reservation_listener) {}
 
    arrow::Status OnReservation(int64_t size) override {
@@ -96,8 +119,18 @@ index d2d976677..d7dd01ecd 100644
      env->CallObjectMethod(java_reservation_listener_, unreserve_memory_method, size);
      RETURN_NOT_OK(arrow::dataset::jni::CheckException(env));
      return arrow::Status::OK();
+@@ -622,7 +618,9 @@ JNIEXPORT void JNICALL Java_org_apache_arrow_dataset_jni_JniWrapper_releaseBuffe
+ JNIEXPORT void JNICALL Java_org_apache_arrow_dataset_jni_JniWrapper_ensureS3Finalized(
+     JNIEnv* env, jobject) {
+   JNI_METHOD_START
++#ifdef ARROW_S3
+   JniAssertOkOrThrow(arrow::fs::EnsureS3Finalized());
++#endif
+   JNI_METHOD_END()
+ }
+
 diff --git a/java/pom.xml b/java/pom.xml
-index a8328576b..57f282c6c 100644
+index a8328576b1..57f282c6c5 100644
 --- a/java/pom.xml
 +++ b/java/pom.xml
 @@ -1101,7 +1101,8 @@
@@ -110,26 +143,3 @@ index a8328576b..57f282c6c 100644
                      -DARROW_SUBSTRAIT=${ARROW_DATASET}
                      -DARROW_USE_CCACHE=ON
                      -DCMAKE_BUILD_TYPE=Release
-diff --git a/java/dataset/src/main/cpp/jni_wrapper.cc b/java/dataset/src/main/cpp/jni_wrapper.cc
-index d2d976677..eb4b6d1d2 100644
---- a/java/dataset/src/main/cpp/jni_wrapper.cc
-+++ b/java/dataset/src/main/cpp/jni_wrapper.cc
-@@ -27,7 +27,9 @@
- #include "arrow/dataset/file_base.h"
- #include "arrow/filesystem/localfs.h"
- #include "arrow/filesystem/path_util.h"
-+#ifdef ARROW_S3
- #include "arrow/filesystem/s3fs.h"
-+#endif
- #include "arrow/engine/substrait/util.h"
- #include "arrow/engine/substrait/serde.h"
- #include "arrow/engine/substrait/relation.h"
-@@ -622,7 +624,9 @@ JNIEXPORT void JNICALL Java_org_apache_arrow_dataset_jni_JniWrapper_releaseBuffe
- JNIEXPORT void JNICALL Java_org_apache_arrow_dataset_jni_JniWrapper_ensureS3Finalized(
-     JNIEnv* env, jobject) {
-   JNI_METHOD_START
-+#ifdef ARROW_S3
-   JniAssertOkOrThrow(arrow::fs::EnsureS3Finalized());
-+#endif
-   JNI_METHOD_END()
- }