Can you please provide a screenshot from AWS console with Block Device
Mapping settings for this instance.

Thanks,
Igor

On 13 June 2016 at 20:17,  <[email protected]> wrote:
>
> INSTALLATION ID
> 03480c7d
> VERSION
> 5.10.21 (Community Edition)
> REVISION
> 968cbb8 (Sat, 26 Dec 2015 23:50:10 +0300)
> FULL REVISION HASH
> 968cbb81844c77ac60b1623d6b12706442f5cec0
>
> On Monday, June 13, 2016 at 12:09:11 PM UTC-4, DicsyDel wrote:
>>
>> Hi,
>>
>> What is your Scalr version?
>>
>> Regards,
>> Igor
>>
>> On 13 June 2016 at 18:50,  <[email protected]> wrote:
>> > Kernel version of our Ubuntu 12.04 instance is 3.2.0-40-virtual.
>> >
>> > I saw a comment on a aws forum saying:
>> >
>> > "For M3 instances, you must specify instance store volumes in the block
>> > device mapping for the instance.
>> > When you launch an M3 instance, we ignore any instance store volumes
>> > specified in the block device
>> > mapping for the AMI."
>> >
>> > We're also not seeing this error when switching instance type to
>> > M4.large.
>> > Note, when switching instance
>> > types (to M4) in the farm settings we get the following message:
>> >
>> > "Number of ephemeral devices were decreased. Following devices will be
>> > unavailable: ephemeral0"
>> >
>> > I ssh into the failed instance and noticed that  instance store volume
>> > did
>> > get mounted to /dev/xvdb.
>> >
>> > looking the .py code which triggers the error we see block device
>> > mappings
>> > defined by name2device:
>> >
>> > def name2device(name):
>> >     if not name.startswith('/dev'):
>> >         if linux.os.windows:
>> >             return re.sub(r'^sd', 'xvd', name)
>> >         name = os.path.join('/dev', name)
>> >     if name.startswith('/dev/xvd'):
>> >         return name
>> >     if os.path.exists('/dev/sda1') and linux.os.version < (6, 0):
>> >         # see [SCALARIZR-2266]
>> >         return name
>> >     name = name.replace('/sd', '/xvd')
>> >     if storage2.RHEL_DEVICE_ORDERING_BUG:
>> >         name = name[0:8] + chr(ord(name[8])+4) + name[9:]
>> >     return name
>> >
>> > and failure occurs here:
>> >
>> >     def _ensure(self):
>> >         self._check_attr('name')
>> >         try:
>> >             url =
>> > 'http://169.254.169.254/latest/meta-data/block-device-mapping/%s' %
>> > self.name
>> >             device = urllib2.urlopen(url).read().strip()
>> >         except:
>> >             msg = "Failed to fetch device name for instance store '%s'.
>> > %s
>> > (%s)" % (
>> >                             self.name, sys.exc_info()[1], url)
>> >             raise storage2.StorageError, msg, sys.exc_info()[2]
>> >         else:
>> >             device = ebs.name2device(device)
>> >             if fact['os']['name'] != 'windows':
>> >                 if not os.path.exists(device):
>> >                     raise Exception((
>> >                         "Instance store device {} ({}) doesn't exist. "
>> >                         "Please check that instance type {} supports
>> > it").format(
>> >                             device, self.name,
>> > __node__['platform'].get_instance_type()))
>> >             self.device = device
>> >
>> >
>> > On Sunday, June 12, 2016 at 2:56:44 AM UTC-4, [email protected] wrote:
>> >>
>> >> We started getting the following error in the "Agent BeforeHostUp
>> >> phase"
>> >> on a M3.medium instance a few days ago.  Running the same
>> >> farm on a t2.medium does not cause the error (we'er using a Ubuntu
>> >> 12.04
>> >> Precise image).  Seems to have something to do with instance store
>> >> volumes on M3 instances and blocking device mappings.  Any idea how to
>> >> fix
>> >> this?  We have RIs so we don't want to move to T2 or other
>> >> instance types.
>> >>
>> >> 2016-06-11 17:37:46,940+00:00 - ERROR - scalarizr.ops.system.init -
>> >> Operation "system.init" (id: 412be8be-66a7-4c98-83ac-0dd6ef2da89b)
>> >> failed.
>> >> Reason:
>> >> Instance store device /dev/sdb (ephemeral0) doesn't exist. Please check
>> >> that instance type m3.medium supports it
>> >> Traceback (most recent call last):
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/api/operation.py",
>> >> line 273, in _in_progress
>> >>     self._completed(self.func(self, *self.func_args, **self.func_kwds))
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/handlers/lifecycle.py",
>> >> line 441, in handler
>> >>     bus.fire("host_init_response", message)
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/libs/bases.py",
>> >> line 33, in fire
>> >>     ln(*args, **kwargs)
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/handlers/block_device.py",
>> >> line 103, in on_host_init_response
>> >>     self._plug_new_style_volumes(volumes)
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/handlers/block_device.py",
>> >> line 127, in _plug_new_style_volumes
>> >>     vol.ensure(mount=bool(vol.mpoint), mkfs=True)
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/storage2/volumes/base.py",
>> >> line 88, in ensure
>> >>     self._ensure()
>> >>   File
>> >>
>> >> "/opt/scalarizr/embedded/lib/python2.7/site-packages/scalarizr-4.6.0-py2.7.egg/scalarizr/storage2/volumes/ec2_ephemeral.py",
>> >> line 44, in _ensure
>> >>     device, self.name, __node__['platform'].get_instance_type()))
>> >
>> > --
>> > You received this message because you are subscribed to the Google
>> > Groups
>> > "scalr-discuss" group.
>> > To unsubscribe from this group and stop receiving emails from it, send
>> > an
>> > email to [email protected].
>> > For more options, visit https://groups.google.com/d/optout.
>
> --
> You received this message because you are subscribed to the Google Groups
> "scalr-discuss" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> For more options, visit https://groups.google.com/d/optout.

-- 
You received this message because you are subscribed to the Google Groups 
"scalr-discuss" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to