error faced.


[client(25423)]CRS-1013:The OCR location in an ASM disk group is inaccessible. Details in /u01/app/11.2.0/grid/log/oraracn2/client/crsctl_oracle.log.
2017-08-28 00:56:55.945:
[client(25539)]CRS-1013:The OCR location in an ASM disk group is inaccessible. Details in /u01/app/11.2.0/grid/log/oraracn2/client/crsctl_oracle.log.
2017-08-28 00:56:56.465:
[client(25558)]CRS-1013:The OCR location in an ASM disk group is inaccessible. Details in /u01/app/11.2.0/grid/log/oraracn2/client/crsctl_oracle.log
2017-08-28 00:57:04.707:
[/u01/app/11.2.0/grid/bin/oraagent.bin(3425)]CRS-5019:All OCR locations are on ASM disk groups [CRS], and none of these disk groups are mounted. Details are at "(:CLSN00100:)" in "/u01/app/11.2.0/grid/log/oraracn2/agent/ohasd/oraagent_oracle/oraagent_oracle.log".
2017-08-28 00:57:34.717:
[/u01/app/11.2.0/grid/bin/oraagent.bin(3425)]CRS-5019:All OCR locations are on ASM disk groups [CRS], and none of these disk groups are mounted. Details are at "(:CLSN00100:)" in "/u01/app/11.2.0/grid/log/oraracn2/agent/ohasd/oraagent_oracle/oraagent_oracle.log".
2017-08-28 00:58:04.726:
[/u01/app/11.2.0/grid/bin/oraagent.bin(3425)]CRS-5019:All OCR locations are on ASM disk groups [CRS], and none of these disk groups are mounted. Details are at "(:CLSN00100:)" in "/u01/app/11.2.0/grid/log/oraracn2/agent/ohasd/oraagent_oracle/oraagent_oracle.log".


http://db.geeksinsight.com/2014/11/17/cluster-not-starting-cssd12103crs-2302cannot-get-gpnp-profile-error-clsgpnp_no_daemon-gpnpd-daemon-is-not-running/

Visit our HTML tutorial
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[from a group]

There are a handful of well-known organizations that are dedicated to furthering AI research and development. Below are the ones with websites/blogs

https://openai.com
https://deepmind.com
http://allenai.org
https://www.partnershiponai.org
http://research.baidu.com
https://www.microsoft.com/en-us/research/
https://research.fb.com/category/facebook-ai-research-fair/
https://aws.amazon.com/blogs/ai/
https://research.googleblog.com                      

Below are links to YouTube channels or users that have regular content that is AI or machine learning-related — ordered by subscriber/view count to give a sense of their popularity.

sentdex (225K subscribers)
https://www.youtube.com/user/sentdex

Siraj Raval (140K subscribers)
https://www.youtube.com/channel/UCWN3xxRkmTPmbKwht9FuE5A

Two Minute Papers (60K subscribers)
https://www.youtube.com/user/keeroyz

DeepLearning.TV (42K subscribers)
https://www.youtube.com/channel/UC9OeZkIwhzfv-_Cb7fCikLQ

Data School (37K subscribers)
https://www.youtube.com/user/dataschool

Machine Learning Recipes with Josh Gordon (324K views)
https://www.youtube.com/playlist?list=PLOU2XLYxmsIIuiBfYad6rFYQU_jL2ryal

Artificial Intelligence — Topic (10K subscribers)
https://www.youtube.com/channel/UC9pXDvrYYsHuDkauM2fLllQ

Allen Institute for Artificial Intelligence (AI2) (1.6K subscribers)
https://www.youtube.com/channel/UCEqgmyWChwvt6MFGGlmUQCQ

Machine Learning at Berkeley (634 subscribers)
https://www.youtube.com/channel/UCXweTmAk9K-Uo9R6SmfGtjg

Understanding Machine Learning — Shai Ben-David (973 subscribers)
https://www.youtube.com/channel/UCR4_akQ1HYMUcDszPQ6jh8Q

Machine Learning TV (455 subscribers)
https://www.youtube.com/channel/UChIaUcs3tho6XhyU6K6KMrw



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Can share to everyone no need to be scared
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all courses are updated and they are the latest exams courses

<?xml version="1.0" encoding="UTF-8"?>
<gpnp:GPnP-Profile Version="1.0"
    xmlns="http://www.grid-pnp.org/2005/11/gpnp-profile"
    xmlns:gpnp="http://www.grid-pnp.org/2005/11/gpnp-profile"
    xmlns:orcl="http://www.oracle.com/gpnp/2005/11/gpnp-profile"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.grid-pnp.org/2005/11/gpnp-profile gpnp-profile.xsd" ProfileSequence="4" ClusterUId="2a54aac231ac5ff9bf1832ea152bdbef" ClusterName="orarac-cluster" PALocation="">
    <gpnp:Network-Profile>
        <gpnp:HostNetwork id="gen" HostName="*">
            <gpnp:Network id="net1" IP="192.168.1.0" Adapter="eth0" Use="public"/>
            <gpnp:Network id="net2" IP="10.10.10.0" Adapter="eth1" Use="cluster_interconnect"/>
        </gpnp:HostNetwork>
    </gpnp:Network-Profile>
    <orcl:CSS-Profile id="css" DiscoveryString="+asm" LeaseDuration="400"/>
    <orcl:ASM-Profile id="asm" DiscoveryString="/dev/oracleasm/disks/*" SPFile="+CRS/orarac-cluster/asmparameterfile/registry.253.950856385"/>
    <ds:Signature
        xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
        <ds:SignedInfo>
            <ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
            <ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>
            <ds:Reference URI="">
                <ds:Transforms>
                    <ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
                    <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
                        <InclusiveNamespaces
                            xmlns="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="gpnp orcl xsi"/>
                        </ds:Transform>
                    </ds:Transforms>
                    <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
                    <ds:DigestValue>wB5sz5PAs4iZ6LCtFhLza4a7aRI=</ds:DigestValue>
                </ds:Reference>
            </ds:SignedInfo>
            <ds:SignatureValue>O+IFxpYjc887fYw2LWyvq2F9NZT88YBIidJsQH+qB9MBfSsWEVk8vSgR3BUsiH+k4JrHTbpJS+2l7Gwci8ALiONCsNxxn6zFHAay/LSx6ilPgXSHGZJ6Dgo85/+TL/4cpLnNE0ET6ZDLKw3CY6IRs1ALZakqHoaj4oQSSBEXVWY=</ds:SignatureValue>
        </ds:Signature>
    </gpnp:GPnP-Profile>

http://pranilesh-chand.blogspot.in/2012/08/change-network-settings-for-private.html

https://www.linkedin.com/pulse/gpnp-profile-internals-oracle-rac-nitish-anand-srivastava

http://oracleinaction.com/edit-gpnp-profile/

http://javeedkaleem.blogspot.in/2011/03/tunning-sharedpool.html?m=1

http://javeedkaleem.blogspot.in/2011/03/tuning-db-buffer-cache.html

awesome sites

http://oracleinaction.com/category/database-index/


http://www.idevelopment.info/data/Oracle/DBA_tips/Automatic_Storage_Management/ASM_10.shtml


http://osamamustafa.blogspot.in/2012/04/some-basic-to-backup-voting-disk-and.html

https://oracleracdba1.wordpress.com/2012/08/24/ocr-and-voting-disk-backup-and-make-a-ocr-and-voting-disk-mirror-location/

http://www.idevelopment.info/data/Oracle/DBA_tips/Automatic_Storage_Management/ASM_10.shtml



http://kamranagayev.com/2014/12/09/struggling-with-rac-installation-ora-15018-diskgroup-cannot-be-created/



*ಡಿಜಿಟಲ್ ಗ್ರಂಥ ಭಂಡಾರ*
dli.ernet.in
( digital library of  India) website ನಲ್ಲಿ ಸಿಗುವ ಕನ್ನಡ ಪಿಡಿಎಫ್ ಪುಸ್ತಕಗಳನ್ನು ಕೆಟಲಾಗ್ ಮಾಡಿ ಗೂಗಲ್ ಡ್ರೈವಿನಲ್ಲಿ save ಮಾಡಲಾಗಿದೆ. ಆಸಕ್ತರು ಲಿಂಕಿನ ಮೇಲೆ ಕ್ಲಿಕ್ ಮಾಡಿ ನಂತರ ಬೇಕಾದ ಪಿಡಿಎಫ್ ಡೌನ್ ಲೋಡ್ ಮಾಡಿಕೊಳ್ಳಬಹುದು. ಎಲ್ಲ ಸೇರಿ ಸುಮಾರು 2700 ಪುಸ್ತಕಗಳು ಲಭ್ಯ.. ನೀವು ಇದರ ಪ್ರಯೋಜನ ಪಡೆದುಕೊಳ್ಳಿ. ಸ್ನೇಹಿತರಿಗೂ ತಲುಪಿಸಿ..

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ಅರ್ಥಶಾಸ್ತ್ರ ರಾಜ್ಯಶಾಸ್ತ್ರ ಇತ್ಯಾದಿ:https://drive.google.com/open?id=0B-Gs992hpdBZSlJBdzBtRHZndGc
ಹಳಹನ್ನಡ ಲಿಪಿಯ ಗ್ರಂಥಗಳು:https://drive.google.com/open?id=0B-Gs992hpdBZSC1Da0NER1lYeDg
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ಸಾಹಿತ್ಯ ಪತ್ರಿಕೆ:https://drive.google.com/open?id=0B-Gs992hpdBZVW1uR25BNUxDWVU
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ಶರಣ ಸಾಹಿತ್ಯ:https://drive.google.com/open?id=0B-Gs992hpdBZT0lxU1NJYzZZd2s
ಬೌದ್ಧ:https://drive.google.com/open?id=0B1WabFtfI_aLVUhQR3ItRjdLM2M
ಜೈನ:https://drive.google.com/open?id=0B1WabFtfI_aLN3lPQUlpM2xJNjA
ಸ್ಮೃತಿ ಸೂತ್ರ ಜ್ಯೋತಿಷ್ಯ:https://drive.google.com/open?id=0B1WabFtfI_aLTGx3OXhfcy1EdGs
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ಮಹಾಭಾರತ:https://drive.google.com/open?id=0B2NVkQVnBAkcWVZXYll0SjVZQkE
ರಾಮಾಯಣ:https://drive.google.com/open?id=0B2NVkQVnBAkcT0Jtc0EwZUZ6VG8
ಚಿಂತನ ಸಾಮಾಜಿಕ ಬರಹಗಳು:https://drive.google.com/open?id=0B2NVkQVnBAkceHBLd1RfZkdwMms
ಗಾಂಧಿ ಸ್ಮೃತಿ:https://drive.google.com/open?id=0B-Gs992hpdBZRlVyYlFsT05uVHc
ವಿದ್ಯಾರ್ಥಿಗಳಿಗೆ:https://drive.google.com/open?id=0B2NVkQVnBAkcckdORWVJR1RQY1U
ಮಕ್ಕಳಿಗೆ:https://drive.google.com/open?id=0B2NVkQVnBAkcS2t2eDNLZUpTMVE
ವೈದ್ಯಕೀಯ:https://drive.google.com/open?id=0B2NVkQVnBAkceXNpQUlIcHlya1U
ವಿಜ್ಞಾನ:https://drive.google.com/open?id=0B-Gs992hpdBZeTRiU0xpNHNDTE0
ಜನಪದ ಸಾಹಿತ್ಯ:https://drive.google.com/open?id=0B-Gs992hpdBZMXE4NXpsU1pqSVU
ಕಲೆ ಸಂಸ್ಕೃತಿ:https://drive.google.com/open?id=0B-Gs992hpdBZejFvSXBsVm5yc1U
ಚಿತ್ರಕಲೆ:https://drive.google.com/open?id=0B-Gs992hpdBZX19YM1R5QU5kZGM
ಭಾಷಾ ಸಂಬಂಧೀ:https://drive.google.com/open?id=0B-Gs992hpdBZQ3loakdMVl9OU3c
ಕಾದಂಬರಿ:https://drive.google.com/drive/folders/0BwqzTfOuKk2OMXZmajZuSk5KNDA?usp=sharing
ಕತೆಗಳು:https://drive.google.com/open?id=0BwqzTfOuKk2OZlNmTURUZk9ObmM
ನಾಟಕಗಳು:https://drive.google.com/drive/folders/0B2NVkQVnBAkcQ24wVTY1NzlXNEE?usp=sharing
ಕವನ ಸಂಕಲನ:https://drive.google.com/open?id=0BwqzTfOuKk2OYjhhYjdZMC1xRmM
ಜೀವನ ಚರಿತ್ರೆ ವ್ಯಕ್ತಿಚಿತ್ರ:https://drive.google.com/open?id=0BwqzTfOuKk2OOUxQaV9XblJTblk
ಲಲಿತ ಪ್ರಬಂಧ,  ಹರಟೆ ಹಾಸ್ಯ, ಆತ್ಮಕತೆ:https://drive.google.com/open?id=0BwqzTfOuKk2OSzB3MXlJaVU1SUU
ಹಳೆಗನ್ನಡ ಮತ್ತು ಸಂಸ್ಕೃತ ಕಾವ್ಯ ನಾಟಕ ಸಂಬಂಧೀ ಗ್ರಂಥಗಳು:https://drive.google.com/open?id=0BwqzTfOuKk2OZktjS2kySHNYMk0
ವಿಮರ್ಶೆ, ಸಂಶೋಧನೆ ಇತ್ಯಾದಿ:https://drive.google.com/open?id=0BwqzTfOuKk2OWEFwUHZubUpHb1k
ದ್ವೈತ:https://drive.google.com/open?id=0B1WabFtfI_aLd2J2UDhpNExnUWc
ಅದ್ವೈತ:https://drive.google.com/open?id=0B1WabFtfI_aLcDVMbnBCaDFXZ1U
ವಿಶಿಷ್ಟಾದ್ವೈತ:https://drive.google.com/open?id=0B1WabFtfI_aLakw1OHQ3Q21FNkE
ಭಕ್ತಿ ಆಧ್ಯಾತ್ಮ ಧಾರ್ಮಿಕ:https://drive.google.com/open?id=0B1WabFtfI_aLanJtRE9MOGhRS1k
ಭಗವದ್ಗೀತಾ:https://drive.google.com/open?id=0B1WabFtfI_aLZ0dFRXBlSWxpb0U
ದಾಸ ಸಾಹಿತ್ಯ:https://drive.google.com/open?id=0B1WabFtfI_aLOTBPbVZFbzV3TWc
ಇತಿಹಾಸ:https://drive.google.com/open?id=0B1WabFtfI_aLT1pjZUdDeUhGT28
ಪುರಾಣ:https://drive.google.com/open?id=0B1WabFtfI_aLZEtnYUpvU2FoQzg
ತತ್ವಶಾಸ್ತ್ರ:https://drive.google.com/open?id=0B1WabFtfI_aLWDMwZWpvRVl0cE0
ವೇದೋಪನಿಷದ್:https://drive.google.com/open?id=0B1WabFtfI_aLWEM5RDBoQ1ZFU1U
ಋಗ್ವೇದ ಸಂಹಿತಾ:https://goo.gl/TVF5cQ

(ಮಿತ್ರ ಸಂಗ್ರಹ.)vk✍🏻

[oracle@oraracn1 bin]$ ./crsctl check crs -all
Parse error:
  '-all' is an invalid argument

Brief usage:
  crsctl check crs
     Check status of OHAS and CRS stack

  crsctl check cluster [[-all]|[-n <server>[...]]]
     Check status of CRS stack

  crsctl check ctss
    Check status of Cluster Time Synchronization Services

  crsctl check resource {<resName> [...]|-w <filter>} [-n <server>] [-k <cid>] [-d <did>]
     Check status of resources

  crsctl check css
     Check status of Cluster Synchronization Services

  crsctl check evm
     Check status of Event Manager

For complete usage, use:
    crsctl [-h | --help]
For detailed help on each command and object and its options use:
    crsctl <command> <object> -h  For example, crsctl relocate resource -h

================================================================================

[oracle@oraracn1 bin]$ ./crsctl relocate resource -h
Usage:
  crsctl relocate resource {<resName> [-k <cid>]| {resName|-all} -s <server>|-w <filter>} [-n <server>] [-env "env1=val1,env2=val2,..."] [-f] [-i]
     Relocate designated resources
where
     resName        Resource named resource
     -all           Relocate all resources
     -s             Source server
     -w             Resource filter
     -n             Destination server
     -k             Cardinality ID
     -env           Attribute overrides for this command
     -f             Force option
     -i             Fail if request cannot be processed immediately

[oracle@oraracn1 bin]$ .
=============================================================================================
[oracle@oraracn1 bin]$ ./crsctl check crs
CRS-4638: Oracle High Availability Services is online
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
[oracle@oraracn1 bin]$

=========================================================================
[oracle@oraracn1 bin]$ crsctl check cluster
-bash: crsctl: command not found
[oracle@oraracn1 bin]$ ./crsctl check cluster
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
=========================================================================

[oracle@oraracn1 bin]$ ./crsctl check cluster -all
**************************************************************
oraracn1:
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
**************************************************************
oraracn2:
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
**************************************************************
[oracle@oraracn1 bin]$

==============================================================================
[oracle@oraracn1 bin]$ ./crsctl check ctss
CRS-4700: The Cluster Time Synchronization Service is in Observer mode.
[oracle@oraracn1 bin]$ ./crsctl check css
CRS-4529: Cluster Synchronization Services is online
[oracle@oraracn1 bin]$ ./crsctl check evm
CRS-4533: Event Manager is online
[oracle@oraracn1 bin]$
==================================================

Doubts to be asked in RAC.

What is resource ? how to get list of resources?

[oracle@oraracn1 bin]$ ./crsctl check resource
Parse error:
  Missing additional arguments

Usage:
  crsctl check resource {<resName> [...]|-w <filter>} [-n <server>] [-k <cid>] [-d <did>]
     Check status of resources
where
     resName [...]    One or more blank-separated resource names
     -w               Resource filter
     -n               Server name
     -k               Resource cardinality ID
     -d               Resource degree ID
[oracle@oraracn1 bin]$



[oracle@oraracn1 bin]$ ./crsctl check cluster -n oraracn1,oraracn2
CRS-4037: The name 'oraracn1,oraracn2' contains the following invalid characters: ','
CRS-4000: Command Check failed, or completed with errors.
[oracle@oraracn1 bin]$ ./crsctl check cluster -n oraracn1 oraracn2
**************************************************************
oraracn1:
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
**************************************************************
oraracn2:
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
**************************************************************
[oracle@oraracn1 bin]$

[oracle@oraracn1 bin]$ ./crsctl check cluster -n oraracn2
**************************************************************
oraracn2:
CRS-4537: Cluster Ready Services is online
CRS-4529: Cluster Synchronization Services is online
CRS-4533: Event Manager is online
**************************************************************
[oracle@oraracn1 bin]$



===========================================================


[oracle@oraracn1 bin]$ ./crsctl status resource -t
--------------------------------------------------------------------------------
NAME           TARGET  STATE        SERVER                   STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.CRS.dg
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.LISTENER.lsnr
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.asm
               ONLINE  ONLINE       oraracn1                 Started
               ONLINE  ONLINE       oraracn2                 Started
ora.gsd
               OFFLINE OFFLINE      oraracn1
               OFFLINE OFFLINE      oraracn2
ora.net1.network
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.ons
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
      1        ONLINE  ONLINE       oraracn1
ora.cvu
      1        ONLINE  ONLINE       oraracn1
ora.oc4j
      1        ONLINE  ONLINE       oraracn1
ora.oraracn1.vip
      1        ONLINE  ONLINE       oraracn1
ora.oraracn2.vip
      1        ONLINE  ONLINE       oraracn2
ora.scan1.vip
      1        ONLINE  ONLINE       oraracn1
[oracle@oraracn1 bin]$




[oracle@oraracn1 bin]$ ./crsctl status server -f
NAME=oraracn1
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

NAME=oraracn2
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

[oracle@oraracn1 bin]$

to be remembered , U cant stop has (high availability services) unless u are root user.

[oracle@oraracn1 bin]$ olsnodes -n
-bash: olsnodes: command not found
[oracle@oraracn1 bin]$ ./crsctl stop has
CRS-4563: Insufficient user privileges.

CRS-4000: Command Stop failed, or completed with errors.
[oracle@oraracn1 bin]$ su - root
Password:
[root@oraracn1 ~]# cd /u01/app/11.2.0/grid/
[root@oraracn1 grid]# cd bin/
[root@oraracn1 bin]# ls -ltr crsctl
-rwxr-xr-x 1 root oinstall 8578 Aug  1 06:41 crsctl
[root@oraracn1 bin]#

[root@oraracn1 bin]# ./crsctl stop has
CRS-2791: Starting shutdown of Oracle High Availability Services-managed resources on 'oraracn1'
CRS-2673: Attempting to stop 'ora.crsd' on 'oraracn1'
CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'oraracn1'
CRS-2673: Attempting to stop 'ora.LISTENER_SCAN1.lsnr' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.LISTENER.lsnr' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.oc4j' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.CRS.dg' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.cvu' on 'oraracn1'
CRS-2677: Stop of 'ora.cvu' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.cvu' on 'oraracn2'
CRS-2677: Stop of 'ora.LISTENER_SCAN1.lsnr' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.scan1.vip' on 'oraracn1'
CRS-2677: Stop of 'ora.LISTENER.lsnr' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.oraracn1.vip' on 'oraracn1'
CRS-2676: Start of 'ora.cvu' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.scan1.vip' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.scan1.vip' on 'oraracn2'
CRS-2677: Stop of 'ora.oraracn1.vip' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.oraracn1.vip' on 'oraracn2'
CRS-2676: Start of 'ora.scan1.vip' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2'
CRS-2676: Start of 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2' succeeded
CRS-2676: Start of 'ora.oraracn1.vip' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.CRS.dg' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn1'
CRS-2677: Stop of 'ora.oc4j' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.oc4j' on 'oraracn2'
CRS-2677: Stop of 'ora.asm' on 'oraracn1' succeeded
CRS-2676: Start of 'ora.oc4j' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.ons' on 'oraracn1'
CRS-2677: Stop of 'ora.ons' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.net1.network' on 'oraracn1'
CRS-2677: Stop of 'ora.net1.network' on 'oraracn1' succeeded
CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'oraracn1' has completed
CRS-2677: Stop of 'ora.crsd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.crf' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.ctssd' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.evmd' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.mdnsd' on 'oraracn1'
CRS-2677: Stop of 'ora.crf' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.evmd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.mdnsd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.ctssd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.asm' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'oraracn1'
CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.cssd' on 'oraracn1'
CRS-2677: Stop of 'ora.cssd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.gipcd' on 'oraracn1'
CRS-2677: Stop of 'ora.gipcd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.gpnpd' on 'oraracn1'
CRS-2677: Stop of 'ora.gpnpd' on 'oraracn1' succeeded
CRS-2793: Shutdown of Oracle High Availability Services-managed resources on 'oraracn1' has completed
CRS-4133: Oracle High Availability Services has been stopped.
[root@oraracn1 bin]#

if cluster is down on the node where u are firing commands , even though cluster is running on other node it doesnt output of other node cluster details becuase cluster itself down

[root@oraracn1 bin]# ./crsctl status resource -t
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4000: Command Status failed, or completed with errors.
[root@oraracn1 bin]#





[oracle@oraracn2 bin]$ ./crsctl status resource -t
--------------------------------------------------------------------------------
NAME           TARGET  STATE        SERVER                   STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.CRS.dg
               ONLINE  ONLINE       oraracn2
ora.LISTENER.lsnr
               ONLINE  ONLINE       oraracn2
ora.asm
               ONLINE  ONLINE       oraracn2                 Started
ora.gsd
               OFFLINE OFFLINE      oraracn2
ora.net1.network
               ONLINE  ONLINE       oraracn2
ora.ons
               ONLINE  ONLINE       oraracn2
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
      1        ONLINE  ONLINE       oraracn2
ora.cvu
      1        ONLINE  ONLINE       oraracn2
ora.oc4j
      1        ONLINE  ONLINE       oraracn2
ora.oraracn1.vip
      1        ONLINE  INTERMEDIATE oraracn2                 FAILED OVER
ora.oraracn2.vip
      1        ONLINE  ONLINE       oraracn2
ora.scan1.vip
      1        ONLINE  ONLINE       oraracn2
[oracle@oraracn2 bin]$



[oracle@oraracn2 bin]$ ./crsctl status server -f
NAME=oraracn2
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

[oracle@oraracn2 bin]$

[root@oraracn2 bin]# ./crsctl stop cluster
CRS-2673: Attempting to stop 'ora.crsd' on 'oraracn2'
CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'oraracn2'
CRS-2673: Attempting to stop 'ora.cvu' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.CRS.dg' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.oc4j' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.LISTENER.lsnr' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.oraracn2.vip' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2'
CRS-2677: Stop of 'ora.cvu' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.scan1.vip' on 'oraracn2'
CRS-2677: Stop of 'ora.LISTENER.lsnr' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.oraracn2.vip' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.oraracn1.vip' on 'oraracn2'
CRS-2677: Stop of 'ora.scan1.vip' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.oraracn1.vip' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.oc4j' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.CRS.dg' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn2'
CRS-2677: Stop of 'ora.asm' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.ons' on 'oraracn2'
CRS-2677: Stop of 'ora.ons' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.net1.network' on 'oraracn2'
CRS-2677: Stop of 'ora.net1.network' on 'oraracn2' succeeded
CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'oraracn2' has completed
CRS-2677: Stop of 'ora.crsd' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.ctssd' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.evmd' on 'oraracn2'
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn2'
CRS-2677: Stop of 'ora.evmd' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.asm' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'oraracn2'
CRS-2677: Stop of 'ora.ctssd' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.cssd' on 'oraracn2'
CRS-2677: Stop of 'ora.cssd' on 'oraracn2' succeeded
[root@oraracn2 bin]#

in the node we had entered "./crsctl stop cluster"  , aftering following command I get message as below

[root@oraracn2 bin]# ./crsctl start has
CRS-4640: Oracle High Availability Services is already active
CRS-4000: Command Start failed, or completed with errors.
[root@oraracn2 bin]#

=========================================

[root@oraracn1 bin]# ./crsctl stop has
CRS-2791: Starting shutdown of Oracle High Availability Services-managed resources on 'oraracn1'
CRS-2673: Attempting to stop 'ora.crsd' on 'oraracn1'
CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'oraracn1'
CRS-2673: Attempting to stop 'ora.LISTENER_SCAN1.lsnr' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.LISTENER.lsnr' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.oc4j' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.CRS.dg' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.cvu' on 'oraracn1'
CRS-2677: Stop of 'ora.cvu' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.cvu' on 'oraracn2'
CRS-2677: Stop of 'ora.LISTENER_SCAN1.lsnr' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.scan1.vip' on 'oraracn1'
CRS-2677: Stop of 'ora.LISTENER.lsnr' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.oraracn1.vip' on 'oraracn1'
CRS-2676: Start of 'ora.cvu' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.scan1.vip' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.scan1.vip' on 'oraracn2'
CRS-2677: Stop of 'ora.oraracn1.vip' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.oraracn1.vip' on 'oraracn2'
CRS-2676: Start of 'ora.scan1.vip' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2'
CRS-2676: Start of 'ora.LISTENER_SCAN1.lsnr' on 'oraracn2' succeeded
CRS-2676: Start of 'ora.oraracn1.vip' on 'oraracn2' succeeded
CRS-2677: Stop of 'ora.CRS.dg' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn1'
CRS-2677: Stop of 'ora.oc4j' on 'oraracn1' succeeded
CRS-2672: Attempting to start 'ora.oc4j' on 'oraracn2'
CRS-2677: Stop of 'ora.asm' on 'oraracn1' succeeded
CRS-2676: Start of 'ora.oc4j' on 'oraracn2' succeeded
CRS-2673: Attempting to stop 'ora.ons' on 'oraracn1'
CRS-2677: Stop of 'ora.ons' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.net1.network' on 'oraracn1'
CRS-2677: Stop of 'ora.net1.network' on 'oraracn1' succeeded
CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'oraracn1' has completed
CRS-2677: Stop of 'ora.crsd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.crf' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.ctssd' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.evmd' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.asm' on 'oraracn1'
CRS-2673: Attempting to stop 'ora.mdnsd' on 'oraracn1'
CRS-2677: Stop of 'ora.crf' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.evmd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.mdnsd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.ctssd' on 'oraracn1' succeeded
CRS-2677: Stop of 'ora.asm' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'oraracn1'
CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.cssd' on 'oraracn1'
CRS-2677: Stop of 'ora.cssd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.gipcd' on 'oraracn1'
CRS-2677: Stop of 'ora.gipcd' on 'oraracn1' succeeded
CRS-2673: Attempting to stop 'ora.gpnpd' on 'oraracn1'
CRS-2677: Stop of 'ora.gpnpd' on 'oraracn1' succeeded
CRS-2793: Shutdown of Oracle High Availability Services-managed resources on 'oraracn1' has completed
CRS-4133: Oracle High Availability Services has been stopped.
[root@oraracn1 bin]# ./crsctl status resource -t
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4000: Command Status failed, or completed with errors.

I had entered , ./crsctl stop has after entering following command I got message as below.

[root@oraracn1 bin]# ./crsctl start has
CRS-4123: Oracle High Availability Services has been started.
[root@oraracn1 bin]#

=====================================================


[root@oraracn1 bin]# ./crsctl status server
NAME=oraracn1
STATE=ONLINE

[root@oraracn1 bin]# ./crsctl status server -f
NAME=oraracn1
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

[root@oraracn1 bin]# ./crsctl resource -t
Usage: crsctl <command> <object> [<options>]
    command: enable|disable|config|start|stop|relocate|replace|status|add|delete|modify|getperm|setperm|check|set|get|unset|debug|lsmodules|query|pin|unpin|discover|release|request
For complete usage, use:
    crsctl [-h | --help]
For detailed help on each command and object and its options use:
    crsctl <command> <object> -h  e.g. crsctl relocate resource -h
[root@oraracn1 bin]# ./crsctl status resource -t
--------------------------------------------------------------------------------
NAME           TARGET  STATE        SERVER                   STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.CRS.dg
               ONLINE  ONLINE       oraracn1
ora.LISTENER.lsnr
               ONLINE  ONLINE       oraracn1
ora.asm
               ONLINE  ONLINE       oraracn1                 Started
ora.gsd
               OFFLINE OFFLINE      oraracn1
ora.net1.network
               ONLINE  ONLINE       oraracn1
ora.ons
               ONLINE  ONLINE       oraracn1
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
      1        ONLINE  ONLINE       oraracn1
ora.cvu
      1        ONLINE  ONLINE       oraracn1
ora.oc4j
      1        ONLINE  ONLINE       oraracn1
ora.oraracn1.vip
      1        ONLINE  ONLINE       oraracn1
ora.oraracn2.vip
      1        ONLINE  INTERMEDIATE oraracn1                 FAILED OVER
ora.scan1.vip
===================================================================================


[root@oraracn2 bin]# ./crsctl start cluster
CRS-2672: Attempting to start 'ora.cssdmonitor' on 'oraracn2'
CRS-2676: Start of 'ora.cssdmonitor' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.cssd' on 'oraracn2'
CRS-2672: Attempting to start 'ora.diskmon' on 'oraracn2'
CRS-2676: Start of 'ora.diskmon' on 'oraracn2' succeeded
CRS-2676: Start of 'ora.cssd' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.ctssd' on 'oraracn2'
CRS-2672: Attempting to start 'ora.cluster_interconnect.haip' on 'oraracn2'
CRS-2676: Start of 'ora.ctssd' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.evmd' on 'oraracn2'
CRS-2676: Start of 'ora.evmd' on 'oraracn2' succeeded
CRS-2676: Start of 'ora.cluster_interconnect.haip' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.asm' on 'oraracn2'
CRS-2676: Start of 'ora.asm' on 'oraracn2' succeeded
CRS-2672: Attempting to start 'ora.crsd' on 'oraracn2'
CRS-2676: Start of 'ora.crsd' on 'oraracn2' succeeded
[root@oraracn2 bin]# ./crsctl start has
CRS-4640: Oracle High Availability Services is already active
CRS-4000: Command Start failed, or completed with errors.
[root@oraracn2 bin]#


[root@oraracn2 bin]# ./crsctl status server -f
NAME=oraracn1
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

NAME=oraracn2
STATE=ONLINE
ACTIVE_POOLS=Free
STATE_DETAILS=

[root@oraracn2 bin]#


[root@oraracn2 bin]# ./crsctl status resource -t
--------------------------------------------------------------------------------
NAME           TARGET  STATE        SERVER                   STATE_DETAILS
--------------------------------------------------------------------------------
Local Resources
--------------------------------------------------------------------------------
ora.CRS.dg
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.LISTENER.lsnr
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.asm
               ONLINE  ONLINE       oraracn1                 Started
               ONLINE  ONLINE       oraracn2                 Started
ora.gsd
               OFFLINE OFFLINE      oraracn1
               OFFLINE OFFLINE      oraracn2
ora.net1.network
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
ora.ons
               ONLINE  ONLINE       oraracn1
               ONLINE  ONLINE       oraracn2
--------------------------------------------------------------------------------
Cluster Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
      1        ONLINE  ONLINE       oraracn1
ora.cvu
      1        ONLINE  ONLINE       oraracn1
ora.oc4j
      1        ONLINE  ONLINE       oraracn1
ora.oraracn1.vip
      1        ONLINE  ONLINE       oraracn1
ora.oraracn2.vip
      1        ONLINE  ONLINE       oraracn2
ora.scan1.vip
      1        ONLINE  ONLINE       oraracn1
[root@oraracn2 bin]#


oracleasm createdisk RMANVOL1 /dev/sdb4
oracleasm createdisk RMANVOL2 /dev/sdb5


oracleasm createdisk RMANVOL1 /dev/sdb8
oracleasm createdisk RMANVOL2 /dev/sdb9

oracleasm scandisks
oracleasm listdisks

oracleasm should be executed as root

[oracle@oraracn2 ~]$ oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
/usr/lib/oracleasm/oracleasm-Xshlib: line 182: /var/log/oracleasm: Permission denied
[oracle@oraracn2 ~]$ su - root
Password:
[root@oraracn2 ~]#


========

[root@oraracn1 ~]# oracleasm createdisk RMANVOL1 /dev/sdb4
Unable to query file "/dev/sdb4": No such file or directory
[root@oraracn1 ~]# oracleasm createdisk RMANVOL1 /dev/sdb5
Device "/dev/sdb5" is already labeled for ASM disk "CRS1"
[root@oraracn1 ~]# oracleasm createdisk RMANVOL1 /dev/sdb6
Device "/dev/sdb6" is already labeled for ASM disk "DATA1"
[root@oraracn1 ~]# oracleasm createdisk RMANVOL1 /dev/sdb7
Device "/dev/sdb7" is already labeled for ASM disk "FRA1"
[root@oraracn1 ~]# oracleasm createdisk RMANVOL1 /dev/sdb8
Writing disk header: done
Instantiating disk: done
[root@oraracn1 ~]# oracleasm createdisk RMANVOL2 /dev/sdb9
Writing disk header: done
Instantiating disk: done
[root@oraracn1 ~]# oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
[root@oraracn1 ~]# oracleasm listdisks
CRS1
DATA1
FRA1
RMANVOL1
RMANVOL2
[root@oraracn1 ~]#



[root@oraracn1 ~]# oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
[root@oraracn1 ~]#



[root@oraracn2 ~]# oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
Instantiating disk "RMANVOL1"
Instantiating disk "RMANVOL2"
[root@oraracn2 ~]#




[root@oraracn1 ~]# oracleasm listdisks
CRS1
DATA1
FRA1
RMANVOL1
RMANVOL2
[root@oraracn1 ~]#


/dev/sdb8            1963        2616     5253223+  83  Linux
/dev/sdb9            2617        3270     5253223+  83  Linux


SQL>
CREATE DISKGROUP RMANVOL NORMAL REDUNDANCY FAILGROUP failgrp1 DISK '/dev/sdb8' FAILGROUP failgrp2 DISK '/dev/sdb9';


CREATE DISKGROUP RMANVOL NORMAL REDUNDANCY FAILGROUP failgrp1 DISK '/dev/sdb8' NAME RMANVOL1 FAILGROUP failgrp2 DISK '/dev/sdb9' NAME RMANVOL2;
 

CREATE DISKGROUP TEST NORMAL REDUNDANCY
  FAILGROUP controller1 DISK
    '/dev/rhdiskpower8'
   FAILGROUP controller2 DISK
  '/dev/rhdiskpower9' ;






  SQL> CREATE DISKGROUP RMANVOL NORMAL REDUNDANCY FAILGROUP failgrp1 DISK '/dev/sdb8' FAILGROUP failgrp2 DISK '/dev/sdb9';
CREATE DISKGROUP RMANVOL NORMAL REDUNDANCY FAILGROUP failgrp1 DISK '/dev/sdb8' FAILGROUP failgrp2 DISK '/dev/sdb9'
*
ERROR at line 1:
ORA-15018: diskgroup cannot be created
ORA-15031: disk specification '/dev/sdb9' matches no disks
ORA-15025: could not open disk "/dev/sdb9"
ORA-15056: additional error message
Linux-x86_64 Error: 13: Permission denied
Additional information: 42
Additional information: -1961632800
ORA-15031: disk specification '/dev/sdb8' matches no disks
ORA-15025: could not open disk "/dev/sdb8"
ORA-15056: additional error message
Linux-x86_64 Error: 13: Permission denied
Additional information: 42
Additional information: -1961632800