[Gluster-users] How to enable shared_storage?
Jiffin Tony Thottan
jthottan at redhat.com
Mon Nov 21 07:02:58 UTC 2016
On 21/11/16 11:13, Alexandr Porunov wrote:
> Version of glusterfs is 3.8.5
>
> Here what I have installed:
> rpm -ivh
> http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-8.noarch.rpm
> yum install centos-release-gluster
> yum install glusterfs-server
It should be part of glusterfs-server. So can u check files provided by
this, run rpm -qil <full name of glusterfs-server rpm>
> yum install glusterfs-geo-replication
>
> Unfortunately it doesn't work if I just add the script
> "/var/lib/glusterd/hooks/1/set/post/S32gluster_enable_shared_storage.sh"
> and restart "glusterd".
>
I didn't get that, when u rerun gluster v set all
cluster.enable-shared-storage enable should work (I guess even glusterd
restart is not required)
Or do u have any volumes named "gluster_shared_storage", if yes please
remove it and rerun the cli.
--
Jiffin
> It seems that I have to install something else..
>
> Sincerely,
> Alexandr
>
>
>
> On Mon, Nov 21, 2016 at 6:58 AM, Jiffin Tony Thottan
> <jthottan at redhat.com <mailto:jthottan at redhat.com>> wrote:
>
>
> On 21/11/16 01:07, Alexandr Porunov wrote:
>> I have installed it from rpm. No that file isn't there. The
>> folder "/var/lib/glusterd/hooks/1/set/post/" is empty..
>>
>
> which gluster version and what all gluster rpms have u installed?
> For time being just download this file[1] and copy to above
> location and rerun the same cli.
>
> [1]
> https://github.com/gluster/glusterfs/blob/master/extras/hook-scripts/set/post/S32gluster_enable_shared_storage.sh
> <https://github.com/gluster/glusterfs/blob/master/extras/hook-scripts/set/post/S32gluster_enable_shared_storage.sh>
>
> --
> Jiffin
>
>
>> Sincerely,
>> Alexandr
>>
>> On Sun, Nov 20, 2016 at 2:55 PM, Jiffin Tony Thottan
>> <jthottan at redhat.com <mailto:jthottan at redhat.com>> wrote:
>>
>> Did u install rpm or directly from sources. Can u check
>> whether following script is present?
>>
>> /var/lib/glusterd/hooks/1/set/post/S32gluster_enable_shared_storage.sh
>>
>> --
>>
>> Jiffin
>>
>>
>> On 20/11/16 13:33, Alexandr Porunov wrote:
>>> To enable shared storage I used next command:
>>> # gluster volume set all cluster.enable-shared-storage enable
>>>
>>> But it seems that it doesn't create gluster_shared_storage
>>> automatically.
>>>
>>> # gluster volume status gluster_shared_storage
>>> Volume gluster_shared_storage does not exist
>>>
>>> Do I need to manually create a volume
>>> "gluster_shared_storage"? Do I need to manually create a
>>> folder "/var/run/gluster/shared_storage"? Do I need to
>>> manually mount it? Or something I don't need to do?
>>>
>>> If I use 6 cluster nodes and I need to have a shared storage
>>> on all of them then how to create a shared storage?
>>> It says that it have to be with replication 2 or replication
>>> 3. But if we use shared storage on all of 6 nodes then we
>>> have only 2 ways to create a volume:
>>> 1. Use replication 6
>>> 2. Use replication 3 with distribution.
>>>
>>> Which way I need to use?
>>>
>>> Sincerely,
>>> Alexandr
>>>
>>> On Sun, Nov 20, 2016 at 9:07 AM, Jiffin Tony Thottan
>>> <jthottan at redhat.com <mailto:jthottan at redhat.com>> wrote:
>>>
>>>
>>>
>>> On 19/11/16 21:47, Alexandr Porunov wrote:
>>>> Unfortunately I haven't this log file but I have
>>>> 'run-gluster-shared_storage.log' and it has errors I
>>>> don't know why.
>>>>
>>>> Here is the content of the
>>>> 'run-gluster-shared_storage.log':
>>>>
>>>
>>> Make sure shared storage is up and running using
>>> "gluster volume status gluster_shared_storage"
>>>
>>> May be the issue is related to firewalld or iptables.
>>> Try it after disabling them.
>>>
>>> --
>>>
>>> Jiffin
>>>> [2016-11-19 10:37:01.581737] I [MSGID: 100030]
>>>> [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs: Started
>>>> running /usr/sbin/glusterfs version 3.8.5 (args:
>>>> /usr/sbin/glusterfs --volfile-server=127.0.0.1
>>>> --volfile-id=gluster_shared_storage
>>>> /run/gluster/shared_storage)
>>>> [2016-11-19 10:37:01.641836] I [MSGID: 101190]
>>>> [event-epoll.c:628:event_dispatch_epoll_worker]
>>>> 0-epoll: Started thread with index 1
>>>> [2016-11-19 10:37:01.642311] E
>>>> [glusterfsd-mgmt.c:1586:mgmt_getspec_cbk] 0-glusterfs:
>>>> failed to get the 'volume file' from server
>>>> [2016-11-19 10:37:01.642340] E
>>>> [glusterfsd-mgmt.c:1686:mgmt_getspec_cbk] 0-mgmt:
>>>> failed to fetch volume file (key:gluster_shared_storage)
>>>> [2016-11-19 10:37:01.642592] W
>>>> [glusterfsd.c:1327:cleanup_and_exit]
>>>> (-->/lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0x90)
>>>> [0x7f95cd309770]
>>>> -->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x536)
>>>> [0x7f95cda3afc6]
>>>> -->/usr/sbin/glusterfs(cleanup_and_exit+0x6b)
>>>> [0x7f95cda34b4b] ) 0-: received signum (0), shutting down
>>>> [2016-11-19 10:37:01.642638] I
>>>> [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
>>>> '/run/gluster/shared_storage'.
>>>> [2016-11-19 10:37:18.798787] I [MSGID: 100030]
>>>> [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs: Started
>>>> running /usr/sbin/glusterfs version 3.8.5 (args:
>>>> /usr/sbin/glusterfs --volfile-server=127.0.0.1
>>>> --volfile-id=gluster_shared_storage
>>>> /run/gluster/shared_storage)
>>>> [2016-11-19 10:37:18.813011] I [MSGID: 101190]
>>>> [event-epoll.c:628:event_dispatch_epoll_worker]
>>>> 0-epoll: Started thread with index 1
>>>> [2016-11-19 10:37:18.813363] E
>>>> [glusterfsd-mgmt.c:1586:mgmt_getspec_cbk] 0-glusterfs:
>>>> failed to get the 'volume file' from server
>>>> [2016-11-19 10:37:18.813386] E
>>>> [glusterfsd-mgmt.c:1686:mgmt_getspec_cbk] 0-mgmt:
>>>> failed to fetch volume file (key:gluster_shared_storage)
>>>> [2016-11-19 10:37:18.813592] W
>>>> [glusterfsd.c:1327:cleanup_and_exit]
>>>> (-->/lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0x90)
>>>> [0x7f96ba4c7770]
>>>> -->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x536)
>>>> [0x7f96babf8fc6]
>>>> -->/usr/sbin/glusterfs(cleanup_and_exit+0x6b)
>>>> [0x7f96babf2b4b] ) 0-: received signum (0), shutting down
>>>> [2016-11-19 10:37:18.813633] I
>>>> [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
>>>> '/run/gluster/shared_storage'.
>>>> [2016-11-19 10:40:33.115685] I [MSGID: 100030]
>>>> [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs: Started
>>>> running /usr/sbin/glusterfs version 3.8.5 (args:
>>>> /usr/sbin/glusterfs --volfile-server=127.0.0.1
>>>> --volfile-id=gluster_shared_storage
>>>> /run/gluster/shared_storage)
>>>> [2016-11-19 10:40:33.124218] I [MSGID: 101190]
>>>> [event-epoll.c:628:event_dispatch_epoll_worker]
>>>> 0-epoll: Started thread with index 1
>>>> [2016-11-19 10:40:33.124722] E
>>>> [glusterfsd-mgmt.c:1586:mgmt_getspec_cbk] 0-glusterfs:
>>>> failed to get the 'volume file' from server
>>>> [2016-11-19 10:40:33.124738] E
>>>> [glusterfsd-mgmt.c:1686:mgmt_getspec_cbk] 0-mgmt:
>>>> failed to fetch volume file (key:gluster_shared_storage)
>>>> [2016-11-19 10:40:33.124869] W
>>>> [glusterfsd.c:1327:cleanup_and_exit]
>>>> (-->/lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0x90)
>>>> [0x7f23576a9770]
>>>> -->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x536)
>>>> [0x7f2357ddafc6]
>>>> -->/usr/sbin/glusterfs(cleanup_and_exit+0x6b)
>>>> [0x7f2357dd4b4b] ) 0-: received signum (0), shutting down
>>>> [2016-11-19 10:40:33.124896] I
>>>> [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
>>>> '/run/gluster/shared_storage'.
>>>> [2016-11-19 10:44:36.029838] I [MSGID: 100030]
>>>> [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs: Started
>>>> running /usr/sbin/glusterfs version 3.8.5 (args:
>>>> /usr/sbin/glusterfs --volfile-server=127.0.0.1
>>>> --volfile-id=gluster_shared_storage
>>>> /run/gluster/shared_storage)
>>>> [2016-11-19 10:44:36.043705] I [MSGID: 101190]
>>>> [event-epoll.c:628:event_dispatch_epoll_worker]
>>>> 0-epoll: Started thread with index 1
>>>> [2016-11-19 10:44:36.044082] E
>>>> [glusterfsd-mgmt.c:1586:mgmt_getspec_cbk] 0-glusterfs:
>>>> failed to get the 'volume file' from server
>>>> [2016-11-19 10:44:36.044106] E
>>>> [glusterfsd-mgmt.c:1686:mgmt_getspec_cbk] 0-mgmt:
>>>> failed to fetch volume file (key:gluster_shared_storage)
>>>> [2016-11-19 10:44:36.044302] W
>>>> [glusterfsd.c:1327:cleanup_and_exit]
>>>> (-->/lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0x90)
>>>> [0x7fbd9dced770]
>>>> -->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x536)
>>>> [0x7fbd9e41efc6]
>>>> -->/usr/sbin/glusterfs(cleanup_and_exit+0x6b)
>>>> [0x7fbd9e418b4b] ) 0-: received signum (0), shutting down
>>>> [2016-11-19 10:44:36.044356] I
>>>> [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
>>>> '/run/gluster/shared_storage'.
>>>>
>>>> Can you help me to figure out what I am doing wrong?
>>>>
>>>> Sincerely,
>>>> Alexandr
>>>>
>>>> On Sat, Nov 19, 2016 at 3:18 PM, Saravanakumar Arumugam
>>>> <sarumuga at redhat.com <mailto:sarumuga at redhat.com>> wrote:
>>>>
>>>>
>>>>
>>>> On 11/19/2016 04:13 PM, Alexandr Porunov wrote:
>>>>> It still doesn't work..
>>>>>
>>>>> I have created that dir:
>>>>> # mkdir -p /var/run/gluster/shared_storage
>>>>>
>>>>> and then:
>>>>> # mount -t glusterfs
>>>>> 127.0.0.1:gluster_shared_storage
>>>>> /var/run/gluster/shared_storage
>>>>> Mount failed. Please check the log file for more
>>>>> details.
>>>>>
>>>>> Where to find a proper file to read logs? Because
>>>>> "/var/log/glusterfs/" has a lot of log files.
>>>>
>>>> You can find mount logs like this :
>>>> "directory_mounted".log inside /var/log/glusterfs
>>>> There is some issue in your setup...check this log
>>>> and share it here.
>>>>>
>>>>> Sincerely,
>>>>> Alexandr
>>>>>
>>>>> On Sat, Nov 19, 2016 at 11:16 AM, Saravanakumar
>>>>> Arumugam <sarumuga at redhat.com
>>>>> <mailto:sarumuga at redhat.com>> wrote:
>>>>>
>>>>>
>>>>> On 11/19/2016 01:39 AM, Alexandr Porunov wrote:
>>>>>
>>>>> Hello,
>>>>>
>>>>> I try to enable shared storage for
>>>>> Geo-Replication but I am not sure that I
>>>>> do it properly.
>>>>>
>>>>> Here is what I do:
>>>>> # gluster volume set all
>>>>> cluster.enable-shared-storage enable
>>>>> volume set: success
>>>>>
>>>>> # mount -t glusterfs
>>>>> 127.0.0.1:gluster_shared_storage
>>>>> /var/run/gluster/shared_storage
>>>>> ERROR: Mount point does not exist
>>>>> Please specify a mount point
>>>>> Usage:
>>>>> man 8 /sbin/mount.glusterfs
>>>>>
>>>>>
>>>>> This error means
>>>>> /var/run/gluster/shared_storage directory does
>>>>> NOT exists.
>>>>>
>>>>> But, running the command (gluster volume set
>>>>> all cluster.enable-shared-storage enable)
>>>>> should carry out the mounting automatically.
>>>>> (so, there is no need to manually mount).
>>>>>
>>>>> Check after running "gluster volume set all
>>>>> cluster.enable-shared-storage enable"
>>>>> 1. gluster volume info
>>>>> 2. glusterfs process started with
>>>>> volfile-id as gluster_shared_storage.
>>>>>
>>>>> Thanks,
>>>>> Saravana
>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>>
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>>>
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