On Monday, June 13, 2016 at 1:29:17 PM UTC-4, DicsyDel wrote: > > 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] <javascript:>> 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] <javascript:>. > > For more options, visit https://groups.google.com/d/optout. >
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