Hi, > I disabled SIP, but unfortunately dtrace didn't give anything useful. > > $ sudo dtrace $(rbenv which ruby) arrow-test.rb > dtrace: no probes specified
Sorry... I told wrong command. We should use dtruss not dtrace. Could you try the following? $ sudo dtruss $(rbenv which ruby) arrow-test.rb Thanks, -- kou In <CA+EBNmHN-UEvsfLk+G2b-U8u=+vwndqs65ubptd4qx07bop...@mail.gmail.com> "Re: [Ruby] Cannot require 'parquet' on M1 Mac" on Thu, 14 Apr 2022 09:58:47 +0200, Sten Larsson <[email protected]> wrote: > Hi kou > > Thanks, rbenv was indeed the reason DYLD_FALLBACK_LIBRARY_PATH didn't have > any effect, so this command now works! > > $ DYLD_FALLBACK_LIBRARY_PATH="$(brew > --prefix)/lib:/usr/local/lib:/usr/lib" \ > $(rbenv which ruby) arrow-test.rb > > (It doesn't print anything since the script doesn't actually do anything.) > > I disabled SIP, but unfortunately dtrace didn't give anything useful. > > $ sudo dtrace $(rbenv which ruby) arrow-test.rb > dtrace: no probes specified > > I have not used dtrace before so I don't know what probes I should specify, > sorry. > > Thanks > /Sten > > On Thu, 14 Apr 2022 at 09:29, Sutou Kouhei <[email protected]> wrote: > >> Hi, >> >> > $ DYLD_FALLBACK_LIBRARY_PATH="$(brew >> --prefix)/lib:/usr/local/lib:/usr/lib" \ >> > ruby arrow-test.rb >> >> Ah, I forgot that you use rbenv. rbenv runs ruby from >> a wrapper script. DYLD_FALLBACK_LIBRARY_PATH isn't inherited >> to a subprocess on macOS for security reason. >> >> Could you try the following? >> >> $ DYLD_FALLBACK_LIBRARY_PATH="$(brew >> --prefix)/lib:/usr/local/lib:/usr/lib" \ >> $(rbenv which ruby) arrow-test.rb >> >> If you can disable SIP (System Integrity Protection) on the >> machine, could you provide dtrace log? >> >> $ sudo dtrace $(rbenv which ruby) arrow-test.rb >> >> >> Thanks, >> -- >> kou >> >> In <ca+ebnme0tpxknapaxmeqjwppi8qi8ubmqi1m-yg6foqwcp4...@mail.gmail.com> >> "Re: [Ruby] Cannot require 'parquet' on M1 Mac" on Thu, 14 Apr 2022 >> 08:26:54 +0200, >> Sten Larsson <[email protected]> wrote: >> >> > Hi kou >> > >> > Thanks for trying to help me with this >> > >> > >> > 1. Yes >> > >> > >> > 2. Note that I skipped the -r flag to get the result. >> > >> > $ grep -A 4 '<namespace' $(brew --prefix)/share/gir-1.0/Arrow-1.0.gir >> > <namespace name="Arrow" >> > version="1.0" >> > shared-library="libarrow-glib.700.dylib" >> > c:identifier-prefixes="GArrow" >> > c:symbol-prefixes="garrow"> >> > >> > >> > 3. Same here >> > >> > $ grep -A 4 '<namespace' $(brew --prefix)/share/gir-1.0/Parquet-1.0.gir >> > <namespace name="Parquet" >> > version="1.0" >> > shared-library="libparquet-glib.700.dylib" >> > c:identifier-prefixes="GParquet" >> > c:symbol-prefixes="gparquet"> >> > >> > >> > 4. No matches >> > >> > $ env | grep LIBRARY_PATH | sort >> > >> > >> > 5. Nothing found >> > >> > $ ls /usr/local/lib/lib*-glib.*.dylib >> > zsh: no matches found: /usr/local/lib/lib*-glib.*.dylib >> > >> > >> > 6. Nothing found >> > >> > $ ls /usr/lib/lib*-glib.*.dylib >> > zsh: no matches found: /usr/lib/lib*-glib.*.dylib >> > >> > >> > DYLD_FALLBACK_LIBRARY_PATH doesn't seem to have any effect >> > >> > $ DYLD_FALLBACK_LIBRARY_PATH="$(brew >> --prefix)/lib:/usr/local/lib:/usr/lib" >> > ruby arrow-test.rb >> > (null)-WARNING **: Failed to load shared library >> > 'libparquet-glib.700.dylib' referenced by the typelib: >> > dlopen(libparquet-glib.700.dylib, 0x0009): tried: >> > 'libparquet-glib.700.dylib' (no such file), >> > '/usr/local/lib/libparquet-glib.700.dylib' (no such file), >> > '/usr/lib/libparquet-glib.700.dylib' (no such file), >> > '/Users/stenlarsson/Documents/src/arrow-test/libparquet-glib.700.dylib' >> (no >> > such file) >> > [...] >> > >> > Unfortunately it is still a mystery. >> > >> > Thanks >> > /Sten >> > >> > >> > On Wed, 13 Apr 2022 at 23:47, Sutou Kouhei <[email protected]> wrote: >> > >> >> Hi, >> >> >> >> Could you tell the following? >> >> >> >> 1. Did you run the script in >> >> /Users/stenlarsson/Documents/src/arrow-test/ ? >> >> >> >> 2. The output of >> >> grep -r -A 4 '<namespace' $(brew >> --prefix)/share/gir-1.0/Arrow-1.0.gir >> >> >> >> 3. The output of >> >> grep -r -A 4 '<namespace' $(brew >> --prefix)/share/gir-1.0/Parquet-1.0.gir >> >> >> >> 4. The output of >> >> env | grep LIBRARY_PATH | sort >> >> >> >> 5. The output of >> >> ls /usr/local/lib/lib*-glib.*.dylib >> >> >> >> 6. The output of >> >> ls /usr/lib/lib*-glib.*.dylib >> >> >> >> The following command line may resolve this: >> >> >> >> $ DYLD_FALLBACK_LIBRARY_PATH="$(brew >> >> --prefix)/lib:/usr/local/lib:/usr/lib" \ >> >> ruby arrow-test.rb >> >> >> >> Thanks, >> >> -- >> >> kou >> >> >> >> In <ca+ebnmfqgyjwrxrdlhd4qwbnhz0n3p-cd_esse1+b5ctk3g...@mail.gmail.com> >> >> "[Ruby] Cannot require 'parquet' on M1 Mac" on Wed, 13 Apr 2022 >> 10:34:52 >> >> +0200, >> >> Sten Larsson <[email protected]> wrote: >> >> >> >> > Hi >> >> > >> >> > I'm struggling to get Arrow working on my M1 MacBook Pro. The test >> >> program >> >> > simply consists of >> >> > >> >> > require 'parquet' >> >> > >> >> > This fails with >> >> > >> >> > $ ruby arrow-test.rb >> >> > (null)-WARNING **: Failed to load shared library >> >> > 'libparquet-glib.700.dylib' referenced by the typelib: >> >> > dlopen(libparquet-glib.700.dylib, 0x0009): tried: >> >> > 'libparquet-glib.700.dylib' (no such file), >> >> > '/usr/local/lib/libparquet-glib.700.dylib' (no such file), >> >> > '/usr/lib/libparquet-glib.700.dylib' (no such file), >> >> > >> '/Users/stenlarsson/Documents/src/arrow-test/libparquet-glib.700.dylib' >> >> (no >> >> > such file) >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:234:in >> >> > `load_object_info' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet/loader.rb:38:in >> >> > `load_object_info' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:73:in >> >> > `load_info' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:47:in >> >> > `block (2 levels) in load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:34:in >> >> > `block (2 levels) in each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:33:in >> >> > `times' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:33:in >> >> > `block in each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:32:in >> >> > `each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:32:in >> >> > `each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:46:in >> >> > `block in load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:622:in >> >> > `prepare_class' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:41:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:25:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet/loader.rb:22:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet.rb:28:in >> >> > `<module:Parquet>' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet.rb:24:in >> >> > `<top (required)>' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:160:in >> >> > `require' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:160:in >> >> > `rescue in require' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:149:in >> >> > `require' >> >> > from arrow-test.rb:1:in `<main>' >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet/loader.rb:40:in >> >> > `load_object_info': uninitialized constant Parquet::ArrowFileReader >> >> > (NameError) >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:73:in >> >> > `load_info' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:47:in >> >> > `block (2 levels) in load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:34:in >> >> > `block (2 levels) in each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:33:in >> >> > `times' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:33:in >> >> > `block in each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:32:in >> >> > `each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/repository.rb:32:in >> >> > `each' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:46:in >> >> > `block in load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:622:in >> >> > `prepare_class' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:41:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/gobject-introspection-3.5.1/lib/gobject-introspection/loader.rb:25:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet/loader.rb:22:in >> >> > `load' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet.rb:28:in >> >> > `<module:Parquet>' >> >> > from >> >> > >> >> >> /Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/gems/3.0.0/gems/red-parquet-7.0.0/lib/parquet.rb:24:in >> >> > `<top (required)>' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:160:in >> >> > `require' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:160:in >> >> > `rescue in require' >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:149:in >> >> > `require' >> >> > from arrow-test.rb:1:in `<main>' >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:85:in >> >> > `require': cannot load such file -- parquet (LoadError) >> >> > from >> >> > >> >> >> <internal:/Users/stenlarsson/.rbenv/versions/3.0.3/lib/ruby/3.0.0/rubygems/core_ext/kernel_require.rb>:85:in >> >> > `require' >> >> > from arrow-test.rb:1:in `<main>' >> >> > >> >> > I have installed the apache-arrow-glib Homebrew package, but it seems >> >> like >> >> > it is looking for the library in the wrong place, because on M1 it is >> >> > installed in /opt/homebrew. The libraries seems to be built correctly >> as >> >> > far as I can tell: >> >> > >> >> > $ otool -L /opt/homebrew/lib/libparquet-glib.700.dylib >> >> > /opt/homebrew/lib/libparquet-glib.700.dylib: >> >> > /opt/homebrew/opt/apache-arrow-glib/lib/libparquet-glib.700.dylib >> >> > (compatibility version 700.0.0, current version 700.0.0) >> >> > >> /opt/homebrew/Cellar/apache-arrow-glib/7.0.0/lib/libarrow-glib.700.dylib >> >> > (compatibility version 700.0.0, current version 700.0.0) >> >> > /opt/homebrew/opt/apache-arrow/lib/libarrow.700.dylib (compatibility >> >> > version 700.0.0, current version 700.0.0) >> >> > /opt/homebrew/opt/apache-arrow/lib/libparquet.700.dylib (compatibility >> >> > version 700.0.0, current version 700.0.0) >> >> > /opt/homebrew/opt/glib/lib/libgobject-2.0.0.dylib (compatibility >> version >> >> > 7001.0.0, current version 7001.3.0) >> >> > /opt/homebrew/opt/glib/lib/libglib-2.0.0.dylib (compatibility version >> >> > 7001.0.0, current version 7001.3.0) >> >> > /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current version >> >> > 1200.3.0) >> >> > /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current >> version >> >> > 1311.0.0) >> >> > >> >> > $ otool -L /opt/homebrew/lib/libparquet.700.dylib >> >> > /opt/homebrew/lib/libparquet.700.dylib: >> >> > /opt/homebrew/opt/apache-arrow/lib/libparquet.700.dylib (compatibility >> >> > version 700.0.0, current version 700.0.0) >> >> > @rpath/libarrow.700.dylib (compatibility version 700.0.0, current >> version >> >> > 700.0.0) >> >> > /opt/homebrew/opt/thrift/lib/libthrift-0.16.0.dylib (compatibility >> >> version >> >> > 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/[email protected]/lib/libssl.1.1.dylib (compatibility >> >> version >> >> > 1.1.0, current version 1.1.0) >> >> > /opt/homebrew/opt/[email protected]/lib/libcrypto.1.1.dylib (compatibility >> >> > version 1.1.0, current version 1.1.0) >> >> > /opt/homebrew/opt/brotli/lib/libbrotlienc.1.dylib (compatibility >> version >> >> > 1.0.0, current version 1.0.9) >> >> > /opt/homebrew/opt/brotli/lib/libbrotlidec.1.dylib (compatibility >> version >> >> > 1.0.0, current version 1.0.9) >> >> > /opt/homebrew/opt/brotli/lib/libbrotlicommon.1.dylib (compatibility >> >> version >> >> > 1.0.0, current version 1.0.9) >> >> > /opt/homebrew/opt/protobuf/lib/libprotobuf.30.dylib (compatibility >> >> version >> >> > 31.0.0, current version 31.4.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-config.dylib >> >> > (compatibility version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-transfer.dylib >> >> > (compatibility version 0.0.0, current version 0.0.0) >> >> > >> >> >> /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-identity-management.dylib >> >> > (compatibility version 0.0.0, current version 0.0.0) >> >> > >> /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-cognito-identity.dylib >> >> > (compatibility version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-sts.dylib >> (compatibility >> >> > version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-s3.dylib >> (compatibility >> >> > version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-cpp-sdk-core.dylib >> >> (compatibility >> >> > version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-crt-cpp.dylib (compatibility >> >> > version 0.0.0, current version 0.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-mqtt.1.0.0.dylib >> >> (compatibility >> >> > version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-event-stream.1.0.0.dylib >> >> > (compatibility version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-checksums.1.0.0.dylib >> >> > (compatibility version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-s3.0unstable.dylib >> >> > (compatibility version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-auth.1.0.0.dylib >> >> (compatibility >> >> > version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-http.1.0.0.dylib >> >> (compatibility >> >> > version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-io.1.0.0.dylib >> (compatibility >> >> > version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-compression.1.0.0.dylib >> >> > (compatibility version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-cal.1.0.0.dylib >> (compatibility >> >> > version 0.0.0, current version 1.0.0) >> >> > /opt/homebrew/opt/aws-sdk-cpp/lib/libaws-c-common.1.dylib >> (compatibility >> >> > version 1.0.0, current version 1.0.0) >> >> > /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current >> version >> >> > 1311.0.0) >> >> > >> >> >> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation >> >> > (compatibility version 150.0.0, current version 1856.105.0) >> >> > /System/Library/Frameworks/Security.framework/Versions/A/Security >> >> > (compatibility version 1.0.0, current version 60157.60.19) >> >> > /opt/homebrew/opt/utf8proc/lib/libutf8proc.2.dylib (compatibility >> version >> >> > 2.0.0, current version 2.5.0) >> >> > /opt/homebrew/opt/re2/lib/libre2.9.dylib (compatibility version 9.0.0, >> >> > current version 9.0.0) >> >> > /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current version >> >> > 1200.3.0) >> >> > >> >> > The strange thing is that if I change this to >> >> > >> >> > require 'arrow' >> >> > >> >> > It works correctly. So for some reason it is able to find the Arrow >> >> > library, but not the Parquet library. What is causing the difference? >> >> > >> >> > Thanks >> >> > /Sten >> >>
