What happens when you use netcat to ping the node?
nc -z host.example.com 7777

David Murphy wrote:
> Some additional data:
> From Web1 ( New Fedora Machine) to Web2:
>       [r...@web1 /etc/sysconfig/network-scripts]# nmap 192.168.102.141
>
>       Starting Nmap 5.21 ( http://nmap.org ) at 2010-03-29 16:56 CDT
>       Nmap scan report for 192.168.102.141
>       Host is up (0.000076s latency).
>       Not shown: 993 closed ports
>       PORT     STATE SERVICE
>       22/tcp   open  ssh
>       80/tcp   open  http
>       81/tcp   open  hosts2-ns
>       111/tcp  open  rpcbind
>       5666/tcp open  nrpe
>       7777/tcp open  unknown
>       9102/tcp open  jetdirect
>       MAC Address: 00:50:56:A3:58:5D (VMware)
>       
>       Nmap done: 1 IP address (1 host up) scanned in 1.18 seconds
>
>
> From   web2 -> web1 (new fedora machine)
>       [r...@web2 ~]# nmap 192.168.102.140
>       
>       Starting Nmap 5.00 ( http://nmap.org ) at 2010-03-29 16:40 CDT
>       Interesting ports on 192.168.102.140:
>       Not shown: 994 closed ports
>       PORT     STATE SERVICE
>       22/tcp   open  ssh
>       80/tcp   open  http
>       81/tcp   open  hosts2-ns
>       111/tcp  open  rpcbind
>       443/tcp  open  https
>       7777/tcp open  unknown
>       MAC Address: 00:50:56:A3:14:62 (VMWare)
>
>       Nmap done: 1 IP address (1 host up) scanned in 1.31 seconds
>
>
> Cluster.conf:
>       cluster:
>               node_count = 6
>               name = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.140
>               number = 1
>               name = web1
>               cluster = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.141
>               number = 2
>               name = web2
>               cluster = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.142
>               number = 3
>               name = web3
>               cluster = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.111
>               number = 4
>               name = rgapp1
>               cluster = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.122
>               number = 5
>               name = deploy
>               cluster = appshare
>       
>       node:
>               ip_port = 7777
>               ip_address = 192.168.102.112
>               number = 6
>               name = app1
>               cluster = appshare
>
> DMESG on WEB1:
>       OCFS2 1.5.0
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 2 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 3 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 4 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 5 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 6 after 30.0 seconds, giving up and returning errors.
>       (1262,0):dlm_request_join:1035 ERROR: status = -107
>       (1262,0):dlm_try_to_join_domain:1209 ERROR: status = -107
>       (1262,0):dlm_join_domain:1487 ERROR: status = -107
>       (1262,0):dlm_register_domain:1753 ERROR: status = -107
>       (1262,0):o2cb_cluster_connect:313 ERROR: status = -107
>       (1262,0):ocfs2_dlm_init:2963 ERROR: status = -107
>       (1262,0):ocfs2_mount_volume:1788 ERROR: status = -107
>       ocfs2: Unmounting device (253,1) on (node 0)
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 2 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 3 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 5 after 30.0 seconds, giving up and returning errors.
>       (1199,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 6 after 30.0 seconds, giving up and returning errors.
>       (1323,0):dlm_request_join:1035 ERROR: status = -107
>       (1323,0):dlm_try_to_join_domain:1209 ERROR: status = -107
>       (1323,0):dlm_join_domain:1487 ERROR: status = -107
>       (1323,0):dlm_register_domain:1753 ERROR: status = -107
>       (1323,0):o2cb_cluster_connect:313 ERROR: status = -107
>       (1323,0):ocfs2_dlm_init:2963 ERROR: status = -107
>       (1323,0):ocfs2_mount_volume:1788 ERROR: status = -107
>       ocfs2: Unmounting device (253,1) on (node 0)
>       VMCI: Major device number is: 249
>       VMware memory control driver initialized
>       vmmemctl: started kernel thread pid=1522
>       ocfs2: Unregistered cluster interface o2cb
>       OCFS2 Node Manager 1.5.0
>       OCFS2 DLM 1.5.0
>       ocfs2: Registered cluster interface o2cb
>       OCFS2 DLMFS 1.5.0
>       OCFS2 User DLM kernel interface loaded
>       OCFS2 1.5.0
>       (1810,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 4 after 30.0 seconds, giving up and returning errors.
>       (1810,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 5 after 30.0 seconds, giving up and returning errors.
>       (1810,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 6 after 30.0 seconds, giving up and returning errors.
>       (1810,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 2 after 30.0 seconds, giving up and returning errors.
>       (1810,0):o2net_connect_expired:1656 ERROR: no connection established
> with node 3 after 30.0 seconds, giving up and returning errors.
>       (1839,0):dlm_request_join:1035 ERROR: status = -107
>       (1839,0):dlm_try_to_join_domain:1209 ERROR: status = -107
>       (1839,0):dlm_join_domain:1487 ERROR: status = -107
>       (1839,0):dlm_register_domain:1753 ERROR: status = -107
>       (1839,0):o2cb_cluster_connect:313 ERROR: status = -107
>       (1839,0):ocfs2_dlm_init:2963 ERROR: status = -107
>       (1839,0):ocfs2_mount_volume:1788 ERROR: status = -107
>       ocfs2: Unmounting device (253,1) on (node 0)
>       
>
>
> So clearly  ocfs2 the service things it can connect to the node, but nmap
> sees the connection just fine. And Web2 can see the port on web1 just fine,
> so there is no firewall blocking the connections.
>
> I think it might be   Fedora 12 used 1.50 for the OCFS kernel module and
> CentOS 5.3/5.4 use 1.4.4-1. Am I correct in thinking this?
>
> David
> -----Original Message-----
> From: Sunil Mushran [mailto:sunil.mush...@oracle.com]
> Sent: Thursday, March 25, 2010 6:46 PM
> To: David Murphy
> Cc: ocfs2-users@oss.oracle.com
> Subject: Re: [Ocfs2-users] Odd error on FC12 with ocfs2
>
> hmm.. o2cb_ctl makes no connections. It just reads the cluster.conf and
> populates configfs. AFAIK.
>
> David Murphy wrote:
>   
>> We had  6 nodes running CentOS 5.4 using  1.4.3 ocfs2-tools.
>>
>>  
>>
>> I decided to rebuild one node with FC12.
>>
>>  
>>
>>  
>>
>> Which is working fine, however
>>
>>  
>>
>> Nmap 192.168.200.112  shows 7777 as open
>>
>> And
>>
>>  
>>
>> O2cb_ctl is  timing out when trying to connect to that node which then 
>> causes a 107 error. This happens with all node and all node have 7777 
>> open  via nmap from the FC machine.
>>
>>  
>>
>>  
>>
>> Is there a way to further debug this to see what exactly  o2cb_ctl is 
>> seeing when trying to connect?
>>
>>  
>>
>>  
>>
>> David
>>
>> ----------------------------------------------------------------------
>> --
>>
>> _______________________________________________
>> Ocfs2-users mailing list
>> Ocfs2-users@oss.oracle.com
>> http://oss.oracle.com/mailman/listinfo/ocfs2-users
>>     
>
>
>   


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