From 2b76bdfe19b3408f3198670e1e1ed31d8e4731a7 Mon Sep 17 00:00:00 2001 From: Drew Parsons Date: Mon, 26 Jan 2026 20:51:47 +0100 Subject: [PATCH] set HDF5_PREFER_PARALLEL=YES (with HDF5_IS_PARALLEL=ON) to activate parallel HDF5 (via libhdf5-mpi-dev) Build-Depends: libhdf5-mpi-dev was already in place but needs HDF5_PREFER_PARALLEL=YES since otherwise serial HDF5 is used by default --- debian/changelog | 2 ++ debian/rules | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/debian/changelog b/debian/changelog index 271000b6a..b93e487eb 100644 --- a/debian/changelog +++ b/debian/changelog @@ -7,6 +7,8 @@ vtk9 (9.5.2+dfsg3-1) UNRELEASED; urgency=medium * add support for IOADIOS2 (used by paraview). 64-bit arches only. Build-Depends: libadios2-mpi-c++-dev [amd64 arm64 mips64el ppc64el riscv64 s390x loong64 ppc64 sparc64] + * set HDF5_PREFER_PARALLEL=YES (with HDF5_IS_PARALLEL=ON) to + activate parallel HDF5 (via libhdf5-mpi-dev) -- Drew Parsons Sun, 25 Jan 2026 21:24:31 +0100 diff --git a/debian/rules b/debian/rules index a4574d89a..1218eff24 100755 --- a/debian/rules +++ b/debian/rules @@ -35,7 +35,7 @@ endif extra_flags += \ -DBUILD_SHARED_LIBS=ON \ - -DHDF5_IS_PARALLEL=OFF \ + -DHDF5_IS_PARALLEL=ON -DHDF5_PREFER_PARALLEL=YES \ -DVTK_BUILD_DOCUMENTATION=ON \ -DVTK_BUILD_EXAMPLES=OFF \ -DVTK_BUILD_TESTING=OFF \ -- 2.30.2