![]() Spack’s spec syntax is the interface by which we can request specificĬonfigurations of the package. By default this will install the binary cached version if itĮxists and fall back on installing from source. Tutorial from a binary cache using the same spack installĬommand. You’ll learn more about configuring Spack later in the tutorial, butįor now you will be able to install the rest of the packages in the => Fetching file:///mirror/build_cache/_pgp/95C717877AC00FFDAA8FD6E99CFA4A453B7C69B2.pub # 100.0% gpgconf: socketdir is '/home/spack/.gnupg' gpgconf: no /run/user dir gpgconf: using homedir as fallback gpg: keybox '/home/spack/spack/opt/spack/gpg/pubring.kbx' created gpg: /home/spack/spack/opt/spack/gpg/trustdb.gpg: trustdb created gpg: key 9CFA4A453B7C69B2: public key "sc-tutorial (GPG created for Spack) " imported gpg: Total number processed: 1 gpg: imported: 1 The location of the binary cache and trust the GPG key that the binary Install from the binary cache, we will need to configure Spack with For the tutorial we have prepared a binary cache so youĭon’t have to wait on slow compilation from source. Packages in the binary cache are signed with GPG for Spack can install software either from source or from a binaryĬache. Installing zlib-1.2.11-smoyzzo2qhzpn6mg6rd3l2p7b23enshg => No binary for zlib-1.2.11-smoyzzo2qhzpn6mg6rd3l2p7b23enshg found: installing from source => Fetching # 100.0% => zlib: Executing phase: 'install' /home/spack/spack/opt/spack/linux-ubuntu18.04-x86_64/gcc-7.5.0/zlib-1.2.11-smoyzzo2qhzpn6mg6rd3l2p7b23enshg ![]()
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