Re: 11gr2 Clusterware config (or: does anyone know what an endpoint is?)
- From: Surachart Opun <surachart@xxxxxxxxx>
- To: Andrew Kerber <andrew.kerber@xxxxxxxxx>
- Date: Fri, 4 Feb 2011 00:35:25 +0700
>srvctl config scan also showed just two
How about nslookup and dig command-line show you?
2 IPs or 3 IPs
>Oracle usually said dont use crsctl for this kind of stuff except as a last
resort.
if you need to add resource SCAN or SCAN LISTNER - you may need it
If you want to use "srvctl" -> check DNS see 3 IPs(mayby reverse DNS too),
remove SCAN + SCAN LISTENER and then ADD again by srvctl
Good Luck
Surachart Opun
http://surachartopun.com
Oracle ACE, OCE, OCP
On Thu, Feb 3, 2011 at 11:41 PM, Andrew Kerber <andrew.kerber@xxxxxxxxx>wrote:
> srvctl config scan also showed just two. And if your dns is configured
> properly, it should show all 3 entries. At least it does on Solaris and on
> oel. When does the third entry not show?
>
> does crsctl add the entry to the endpoints_listener.ora file?
>
> The last time I checked, Oracle usually said dont use crsctl for this kind
> of stuff except as a last resort.
>
>
> On Thu, Feb 3, 2011 at 10:30 AM, Surachart Opun <surachart@xxxxxxxxx>wrote:
>
>> To Andrew,
>>
>>
>> > The nslookup showed only 2 ip addresses, not the required 3.
>> nslookup -> that depends on your DNS server
>>
>> what do you see in?
>> $ srvctl config scan
>>
>> Oracle suggests 3 IPs, so you can have 2 IPs for SCAN.
>>
>>
>> >Has anyone used the srvctl add scan_listener command
>> nope, I added IP SCAN and scan listener by using "crsctl"
>>
>> Example:
>> # crsctl status res ora.LISTENER_SCAN1.lsnr -p
>>
>> and then check attribute for using with SCAN2 Listener
>> and use
>> > crsctl add resource
>>
>>
>> http://download.oracle.com/docs/cd/E11882_01/rac.112/e16794/crsref.htm#CHDIHGHE
>>
>>
>> Good Luck
>> Surachart Opun
>> http://surachartopun.com
>> Oracle ACE, OCE, OCP
>>
>>
>>
>> On Thu, Feb 3, 2011 at 11:17 PM, Andrew Kerber
>> <andrew.kerber@xxxxxxxxx>wrote:
>>
>>> So, I recently took ownership of an 11gR2 cluster. One of the first
>>> things I noticed is that the SCAN was not set up correctly. The nslookup
>>> showed only 2 ip addresses, not the required 3. I am not sure how they
>>> managed to install it this way, but I am trying to fix it. I had the
>>> network guys add the 3rd ip to the scan round robin, then ran (after
>>> stopping scan and scan listener):
>>>
>>> srvctl modify scan -n <scan-name>
>>>
>>> Well, we had connection (connect failures on every third attempt)
>>> problems and oracle said I had to add a scan listener, and gave me the
>>> syntax for adding a scan listener (ie, they copied it out of the doc). (see
>>> below). So, now I have given oracle the output of my srvctl config scan
>>> command asked for an example of what the command should look like with my
>>> given information. And no answer yet. So I suspect that oracle support
>>> doesnt know exactly how to do this either. Has anyone used the srvctl add
>>> scan_listener command, or know how to do it?
>>>
>>> srvctl add scan_listener [-l <lsnr_name_prefix>] [-s] [-p
>>> [TCP:]<port>[/IPC:<key>][/NMP:<pipe_name>][/TCPS:<s_port>] [/SDP:<port>]]
>>> -l <lsnr_prefix> SCAN listener name prefix
>>> -s Skip the checking of ports
>>> -p [TCP:]<port>[/IPC:<key>][/NMP:<pipe_name>][/TCPS:<s_port>]
>>> [/SDP:<port>] SCAN Listener endpoints
>>> -h Print usage
>>>
>>>
>>> --
>>> Andrew W. Kerber
>>>
>>> 'If at first you dont succeed, dont take up skydiving.'
>>>
>>
>>
>
>
> --
> Andrew W. Kerber
>
> 'If at first you dont succeed, dont take up skydiving.'
>
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