UPDATE

MySQL5ですね。たいていはまりますが今回はどうでしょう。

[ebuild U ] media-libs/imlib2-1.3.0 [1.2.1.009] USE="X gif jpeg mmx mp3 nls png zlib -bzip2* -doc -tiff*" 933 kB
[ebuild U ] perl-core/Test-Simple-0.64 [0.62] 69 kB
[ebuild U ] sys-apps/hdparm-6.6 [6.3] 44 kB
[ebuild U ] dev-db/mysql-5.0.26-r1 [4.1.21] USE="berkdb latin1 perl ssl -big-tables -cluster -debug -embedded -extraengine -max-idx-128% -minimal (-selinux) -srvdir -static (-raid%)" 25,380 kB
[ebuild U ] virtual/perl-Test-Simple-0.64 [0.62] 0 kB