There are/were some good articles on inodes and file blocks on
ITWorld.com.  Here's one of them:

http://www.itworld.com/nl/unix_insider/02132003/

I think inodes are only allocated when the file systems is created.  The
best you may be able to do is back up what you have, recreate the file
system with more inodes, then restore from your backup.

> I've been trying to just unpak (not use) pkgsrc.tar.gz, but it won't go on
> the partition I made for it.  I tried: "gzip -dc pkgsrc.tar.gz | tar
xf -",
> "cat pkgsrc.tar.gz |(cd /usr; tar xf -)" and "pax -zrpe -f pkgsrc.tar.gz".
> In every case, it stops with a message like:
> /usr/pkgsrc: create/symlink failed, no inodes free
> tar: Could not create file pkgsrc/ ... link2.mk: No such file or directory
> Yet, if I do `df`, that partition shows up as:
>           1K-blocks  Used  Avail  Capacity
> /dev/sd0e   190600  107988 73082    59%    /usr/pkgsrc
> 
> Is it because pkgsrc has a huge number of very small files?  Could I use
> tunefs(8) or fdisk(8) to somehow increase the number of inodes without
> increasing the size of the partition?  (If yes, how, i.e., what options?)
> 
> In case it's relevant: NetBSD1.6.1/sparc
> 
> -- 
> henry nelson
> 
>