Parallel Engineering and Scientific Subroutine Library (PESSL)

xCAT software kits for PESSL for Linux is available on: [1]

  • PESSL and newer


  • PESSL has a dependency on the ESSL kit component

    When adding PESSL kit component and want ESSL installed, ensure that the ESSL kit component is already added to the osimage, or, use the -a | --adddeps option on addkitcomp to automatically assign the kit dependencies to the osimage.

    To add the pessl-computenode kit component to osimage rhels7.2-ppc64le-install-compute:

    addkitcomp -a -i rhels7.2-ppc64le-install-compute \
[1]If using an older release, refer to IBM HPC Stack in an xCAT Cluster