Hello,<br><br>We have a openldap running on version 2.4, recently we started seeing these kind of error messages in ldap.log. <br><br>Jan 14 04:03:03 ldap-cl-node02-vm slapd2.4[32455]: bdb(o=foo): pthread lock failed: Resource deadlock avoided<br>


Jan 14 04:03:03 ldap-cl-node02-vm slapd2.4[32455]: bdb(o=foo): PANIC: Resource deadlock avoided<br>Jan
 14 04:03:03 ldap-cl-node02-vm slapd2.4[32455]: =&gt; 
bdb_idl_insert_key: c_put id failed: DB_RUNRECOVERY: Fatal error, run 
database recovery (-30974)<br>
Jan 14 04:03:03 ldap-cl-node02-vm slapd2.4[32455]: bdb(o=foo): PANIC: fatal region error detected; run recovery<br>Jan 14 04:03:03 ldap-cl-node02-vm slapd2.4[32455]: conn=23402078 op=6: attribute &quot;entryCSN&quot; index add failure<br>


<br>This happened today morning and after restarting, it&#39;s started 
working fine for few hours. And then we saw these error messages in the 
logs, and crashed again.<br><br>Jan 14 13:35:15 ldap-cl-node02-vm slapd2.4[1397]: bdb(o=foo): PANIC: Invalid argument<br>
Jan 14 13:35:15 ldap-cl-node02-vm slapd2.4[1397]: =&gt; 
bdb_idl_insert_key: c_put id failed: DB_RUNRECOVERY: Fatal error, run 
database recovery (-30974)<br>Jan 14 13:35:15 ldap-cl-node02-vm slapd2.4[1397]: bdb(o=foo): PANIC: fatal region error detected; run recovery<br>
<br>Did anybody face this issue, and what will be the resolution. Please help me.<div><p><font face="Perpetua, serif"><b><i>Regards,</i></b></font></p><p><font face="Perpetua, serif"><b><i>Chandrashekar kola,</i></b></font></p>

<p><font face="Perpetua, serif"><b><i>408-666-2814</i></b></font></p></div>