Hi, > Am 08.09.2015 um 09:23 schrieb Derrick Lin <[email protected]>: > > Hi guys, > > Thanks for the helps. I ran the SGE tools on the qmaster, and found the issue: > > [root@alpha01 lx26-amd64]# ./gethostname > Hostname: omega-0-12.local > Aliases: omega-0-12 > Host Address(es): 192.168.11.12
in /etc/hosts or any additional hostname resolution like NIS. There shouldn't be any additional entry for a loopback interface except for the usual 127.0.0.1. Some Linux distributions add there an additional interface to allow to contact the localhost even under his external name when the machine is not connected to a network. -- Reuti > > > Somehow the qmaster "thinks" itself as omega-0-12. I couldn't recall I have > made changes in the qmaster recently. > > Where I should be looking at to fix this issue? > > Regards, > Derrick > > On Mon, Sep 7, 2015 at 3:04 PM, Reuti <[email protected]> wrote: > > Am 07.09.2015 um 00:36 schrieb Derrick Lin: > > > Hi Simon, > > > > It looks normal: > > > > [root@alpha01 ~]# nslookup alpha01.local > > Server: 127.0.0.1 > > Address: 127.0.0.1#53 > > > > Name: alpha01.local > > Address: 192.168.11.200 > > There are some tools `gethostbyname` resp. `gethostbyaddr` in > $SGE_ROOT/utilbin/$ARC to check what SGE sees. > > -- Reuti > > > > > > All nodes are configured based on the same image via cluster management > > tool. > > > > Cheers, > > D > > > > On Fri, Sep 4, 2015 at 12:16 PM, Simon Matthews > > <[email protected]> wrote: > > What does the rDNS show for the IP address of alpha01.local? > > > > Simon > > > > On Thu, Sep 3, 2015 at 6:44 PM, Derrick Lin <[email protected]> wrote: > > > Dear all, > > > > > > I have been having issue on executing all SGE commands on the qmaster, > > > typically, it gives such error: > > > > > > [root@alpha01 ~]# qconf -sc > > > error: commlib error: access denied (client IP resolved to host name > > > "alpha01.local". This is not identical to clients host name > > > "omega-0-12.local") > > > > > > DNS is working fine, as alpha01 and omega-0-12 both can be resolved > > > correctly. > > > > > > The issue happens on the qmaster ONLY, the rest of the cluster nodes can > > > execute the same command fine. > > > > > > Any idea will be much appreciated. > > > > > > Cheers, > > > Derrick > > > > > > _______________________________________________ > > > users mailing list > > > [email protected] > > > https://gridengine.org/mailman/listinfo/users > > > > > > > _______________________________________________ > > users mailing list > > [email protected] > > https://gridengine.org/mailman/listinfo/users > > _______________________________________________ users mailing list [email protected] https://gridengine.org/mailman/listinfo/users
