title: rpm error - Can not run any package
body: <p>I try to install some package using yum, but there is a big problem, I don't know how to solve it. Please help me, thank so much!^^<br><br>
  This is yum error:</p>
  
  <pre><code>[root@localhost rpm]# yum
  rpmdb: /var/lib/rpm/__db.001: Input/output error
  error: db3 error(5) from dbenv->open: Input/output error
  error: cannot open Packages index using db3 - Input/output error (5)
  error: cannot open Packages database in /var/lib/rpm
  CRITICAL:yum.main:
  
  Error: rpmdb open failed
  [root@localhost rpm]#
  </code></pre>
  
  <p>after that, I try to re-build rpmdb but:</p>
  
  <pre><code>[root@localhost rpm]# rm -rf /var/lib/rpm/__db.00*
  rm: cannot remove `/var/lib/rpm/__db.001': Input/output error
  rm: cannot remove `/var/lib/rpm/__db.002': Input/output error
  rm: cannot remove `/var/lib/rpm/__db.003': Input/output error
  rm: cannot remove `/var/lib/rpm/__db.004': Input/output error
  [root@localhost rpm]#
  </code></pre>
  
  <p>And this is list file and permission:</p>
  
  <pre><code>[root@localhost rpm]# ls -l
  ls: cannot access __db.001: Input/output error
  ls: cannot access __db.004: Input/output error
  ls: cannot access __db.002: Input/output error
  ls: cannot access __db.003: Input/output error
  total 52456
  -rw-r--r-- 1 root root  2887680 May 26  2016 Basenames
  -rw-r--r-- 1 root root    12288 May 26  2016 Conflictname
  -????????? ? ?    ?           ?            ? __db.001
  -????????? ? ?    ?           ?            ? __db.002
  -????????? ? ?    ?           ?            ? __db.003
  -????????? ? ?    ?           ?            ? __db.004
  -rw-r--r-- 1 root root  1368064 May 26  2016 Dirnames
  -rw-r--r-- 1 root root  5251072 May 26  2016 Filedigests
  -rw-r--r-- 1 root root    16384 May 26  2016 Group
  ...
  [root@localhost rpm]#
  </code></pre>