pan[1]> install DBD::DB2 Reading '/root/.cpan/Metadata' Database was generated on Mon, 09 Aug 2021 06:29:03 GMT Running install for module 'DBD::DB2' Checksum for /root/.cpan/sources/authors/id/R/RO/ROCKETDB/DBD-DB2-1.89.tar.gz ok Scanning cache /root/.cpan/build for sizes ............................................................................DONE Configuring R/RO/ROCKETDB/DBD-DB2-1.89.tar.gz with Makefile.PL Configuring DBD::DB2... Remember to actually read the README and CAVEATS files! DB2_HOME environment variable must be set to installed location of DB2. Warning: No success on command[/usr/bin/perl Makefile.PL] ROCKETDB/DBD-DB2-1.89.tar.gz /usr/bin/perl Makefile.PL -- NOT OK Failed during this command: ROCKETDB/DBD-DB2-1.89.tar.gz : writemakefile NO '/usr/bin/perl Makefile.PL' returned status 512