Try: 

$ cd /home/db2inst3/sqllib
$ . ./db2profile

[download]

For DB2 and CGI you used to need: 

SetEnv DB2_PATH /opt/IBM/db2/V9.5
SetEnv DB2INSTANCE db2inst3
SetEnv SQLLIB /opt/IBM/db2/V9.5/sqllib

[download]

In reply to Re: "Total Environment allocation failure" after DBI and DBD::DB2 upgrade by tachyon-II
in thread "Total Environment allocation failure" after DBI and DBD::DB2 upgrade by andreas1234567

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