duplicate PATH entries


 
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Operating Systems Solaris duplicate PATH entries
# 1  
Old 10-27-2011
duplicate PATH entries

I noticed we have duplicate (or even triple) entries in PATH env variable. Is there any reason to have them all or is it safe to leave only one?
thanks.
# 2  
Old 10-27-2011
It's ok to have just one of each. The duplicates might come from different environmental files that are being applied by your .profile, /etc/profile, /etc/environment or any other shell specific environment file like for example .bashrc, .kshrc, and so on.
# 3  
Old 10-28-2011
From a performance standpoint it's better to have just one entry in your PATH variable because your shell might otherwise search a directory twice or more.
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