chore: Update the UCX ver to 1.20.0

.ci/jenkins/lib/test-matrix.yaml

@@ -35,7 +35,7 @@ matrix:
       - x86_64
     ucx_version:
       - master
-      - v1.19.0
+      - v1.20.0
 
 taskName: "${name}/${arch}/ucx-${ucx_version}/${axis_index}"
 

.ci/jenkins/pipeline/proj-jjb.yaml

@@ -272,8 +272,8 @@
           description: "NIXL version to use (tag like 0.7.1, branch name, or commit hash)"
       - string:
           name: "UCX_VERSION"
-          default: "v1.19.0"
-          description: "UCX version to use (tag like v1.19.0, branch name, or commit hash)"
+          default: "v1.20.0"
+          description: "UCX version to use (tag like v1.20.0, branch name, or commit hash)"
       - string:
           name: "BASE_IMAGE"
           default: "nvcr.io/nvidia/cuda-dl-base"

.gitlab/build.sh

@@ -27,7 +27,7 @@ INSTALL_DIR=$1
 UCX_INSTALL_DIR=$2
 EXTRA_BUILD_ARGS=${3:-""}
 # UCX_VERSION is the version of UCX to build override default with env variable.
-UCX_VERSION=${UCX_VERSION:-v1.19.0}
+UCX_VERSION=${UCX_VERSION:-v1.20.0}
 # LIBFABRIC_VERSION is the version of libfabric to build override default with env variable.
 LIBFABRIC_VERSION=${LIBFABRIC_VERSION:-v1.21.0}
 # LIBFABRIC_INSTALL_DIR can be set via environment variable, defaults to INSTALL_DIR

ATTRIBUTIONS-CPP.md

@@ -914,7 +914,7 @@ This file contains the copying permission notices for various files in the
   72 requirements of the license of GCC.
   73
   ```
-## ucx - 1.19.0
+## ucx - 1.20.0
 
 - **Repository URL**: https://github.com/openucx/ucx/
 - **License URL**: https://github.com/openucx/ucx/blob/master/LICENSE

README.md

@@ -34,14 +34,14 @@ pip install nixl
 
 ### UCX
 
-NIXL was tested with UCX version 1.19.0.
+NIXL was tested with UCX version 1.20.0.
 
 [GDRCopy](https://github.com/NVIDIA/gdrcopy) is available on Github and is necessary for maximum performance, but UCX and NIXL will work without it.
 
 ```
-$ wget https://github.com/openucx/ucx/releases/download/v1.19.0/ucx-1.19.0.tar.gz
-$ tar xzf ucx-1.19.0.tar.gz
-$ cd ucx-1.19.0
+$ wget https://github.com/openucx/ucx/releases/download/v1.20.0/ucx-1.20.0.tar.gz
+$ tar xzf ucx-1.20.0.tar.gz
+$ cd ucx-1.20.0
 $ ./configure                          \
     --enable-shared                    \
     --disable-static                   \

contrib/Dockerfile

@@ -23,7 +23,7 @@ FROM ${BASE_IMAGE}:${BASE_IMAGE_TAG}
 ARG OS=${OS:-ubuntu24}
 ARG ARCH="x86_64"
 ARG DEFAULT_PYTHON_VERSION="3.12"
-ARG UCX_REF="v1.19.0"
+ARG UCX_REF="v1.20.0"
 ARG UCX_PREFIX="/usr"
 ARG UCX_PLUGIN_DIR="$UCX_PREFIX/lib/ucx"
 ARG NIXL_PREFIX="/usr/local/nixl"

contrib/Dockerfile.manylinux

@@ -20,7 +20,7 @@ FROM ${BASE_IMAGE}:${BASE_IMAGE_TAG}
 
 ARG DEFAULT_PYTHON_VERSION="3.12"
 ARG ARCH="x86_64"
-ARG UCX_REF="v1.19.0"
+ARG UCX_REF="v1.20.0"
 ARG LIBFABRIC_VERSION="v1.21.0"
 
 RUN yum groupinstall -y 'Development Tools' &&  \

contrib/build-container.sh

@@ -35,7 +35,7 @@ ARCH=$(uname -m)
 WHL_BASE=manylinux_2_39
 WHL_PLATFORM=${WHL_BASE}_${ARCH}
 WHL_PYTHON_VERSIONS="3.12"
-UCX_REF=${UCX_REF:-v1.19.0}
+UCX_REF=${UCX_REF:-v1.20.0}
 OS="ubuntu24"
 NPROC=${NPROC:-$(nproc)}