Getting Rid of “do_ypcall: clnt_call: RPC: Timed out” Messages
/* Posted September 26th, 2008 at 4:28pm [Comments: none] *//* Filed under Linux */

In a new CentOS 5.2 Linux box that I recently set up, the Internet and intranet connections suffered from slow connectivity, with
do_ypcall: clnt_call: RPC: Timed out
messages appearing intermittently in the console, whether from commands executed directly from the command prompt or from windows applications. After tinkering with the firewall, DNS, DHCP and NIS server configurations to no avail, I finally discovered the solution. It was in the /etc/nsswitch.conf file where it the host resolution was looking up the NIS server before the DNS.
Below is the nsswitch.conf file with the change to the host resolution configuration. After making this change, the “do_ypcall: clnt_call: RPC: Timed out” messages disappeared altogether and connectivity was greatly improved. Read more »

















