Strace: http://pastebin.com/r8D39yLg Kernel:
2.6.18-274.12.1.el5.centos.plus #1 SMP Tue Nov 29 18:16:47 EST 2011 x86_64 x86_64 x86_64
GNU/Linux System: CentOS 5.7 64-bit
How to fix this ?
this problem is usually due to a stale nfs mount, or some other blocking IO.
kill the yum process with a "kill -9", resolve the filesystem issue, and try the yum command again.