This forum provides solutions for aws developers for their issues.It provides solutions for aws elastic ip, ec2 instance, public ip,route53 pricing, load balancers in aws,Orchestration, ebs,, lambda, installing mongodb on ubuntu etc.

Thursday 17 August 2017

aws instance types

General Purpose (T2, M3, M4 class):

These provides overall balance of Ram, CPU and provide burstable performance.
IOP starts from 100 and upto 3000.

Compute Optimized (C3 and C4 class):

It is meant for hude traffic.

Storage Optimized(I3  and D2 class):

It is for large datawarehouse.

Memory Optimized(X1, R3 and R4 class):

It is for Memcached and enterprise apps.

Accelerated Computing(P2, G3 and F1 class):

It is for general-purpose GPU compute applications,graphics-intensive applications and FPGAs.



Wednesday 16 August 2017

Unabme to run docker without sudo

I am unable to run docker without sudo.

Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get http://%2Fvar%2Frun%2Fdocker.sock/v1.25/containers/json: dial unix /var/run/docker.sock: connect: permission denied


I added docker to user group
sudo usermod -aG docker $USER
Still i am unable to run without sudo.

Sunday 13 August 2017

docker Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

Warning: failed to get default registry endpoint from daemon (Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?). Using system default: https://index.docker.io/v1/

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

Monday 7 August 2017

Jupyterhub is not running on ubuntu 16.04

$ jupyterhub
/home/ubuntu/jupyterhub_config.py:6: UserWarning: IPython.utils.localinterfaces has moved to jupyter_client.localinterfaces
  from IPython.utils.localinterfaces import public_ips
[I 2017-08-07 18:36:18.545 JupyterHub app:724] Loading cookie_secret from /home/ubuntu/jupyterhub_cookie_secret
[W 2017-08-07 18:36:18.576 JupyterHub app:365] 
    Generating CONFIGPROXY_AUTH_TOKEN. Restarting the Hub will require restarting the proxy.
    Set CONFIGPROXY_AUTH_TOKEN env or JupyterHub.proxy_auth_token config to avoid this message.
    
[W 2017-08-07 18:36:18.579 JupyterHub app:864] No admin users, admin interface will be unavailable.
[W 2017-08-07 18:36:18.580 JupyterHub app:865] Add any administrative users to `c.Authenticator.admin_users` in config.
[I 2017-08-07 18:36:18.580 JupyterHub app:892] Not using whitelist. Any authenticated user will be allowed.
[I 2017-08-07 18:36:18.593 JupyterHub app:1453] Hub API listening on http://172.31.28.236:8081/hub/
[W 2017-08-07 18:36:18.596 JupyterHub app:1174] Running JupyterHub without SSL.  I hope there is SSL termination happening somewhere else...
[I 2017-08-07 18:36:18.596 JupyterHub app:1176] Starting proxy @ http://*:8000/
/usr/bin/env: ‘node’: No such file or directory
[C 2017-08-07 18:36:19.605 JupyterHub app:1459] Failed to start proxy
    Traceback (most recent call last):
      File "/home/ubuntu/miniconda3/lib/python3.6/site-packages/jupyterhub/app.py", line 1457, in start
        yield self.start_proxy()
      File "/home/ubuntu/miniconda3/lib/python3.6/site-packages/jupyterhub/app.py", line 1197, in start_proxy
        _check()
      File "/home/ubuntu/miniconda3/lib/python3.6/site-packages/jupyterhub/app.py", line 1193, in _check
        raise e

    RuntimeError: Proxy failed to start with exit code 127


solution:
sudo apt-get install npm nodejs-legacy

Install NodeJS on Ubuntu 16.04

1.  sudo apt-get update
2.  sudo apt-get install nodejs

3.  sudo apt-get install npm




 sudo apt-get install nodejs
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following additional packages will be installed:
  libuv1
The following NEW packages will be installed:
  libuv1 nodejs
0 upgraded, 2 newly installed, 0 to remove and 23 not upgraded.
Need to get 3218 kB of archives.
After this operation, 13.4 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Get:1 http://ap-southeast-1.ec2.archive.ubuntu.com/ubuntu xenial/universe amd64 libuv1 amd64 1.8.0-1 [57.4 kB]
Get:2 http://ap-southeast-1.ec2.archive.ubuntu.com/ubuntu xenial-updates/universe amd64 nodejs amd64 4.2.6~dfsg-1ubuntu4.1 [3161 kB]
Fetched 3218 kB in 0s (61.6 MB/s)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_CTYPE = "UTF-8",
LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to a fallback locale ("en_US.UTF-8").
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
Selecting previously unselected package libuv1:amd64.
(Reading database ... 51035 files and directories currently installed.)
Preparing to unpack .../libuv1_1.8.0-1_amd64.deb ...
Unpacking libuv1:amd64 (1.8.0-1) ...
Selecting previously unselected package nodejs.
Preparing to unpack .../nodejs_4.2.6~dfsg-1ubuntu4.1_amd64.deb ...
Unpacking nodejs (4.2.6~dfsg-1ubuntu4.1) ...
Processing triggers for libc-bin (2.23-0ubuntu9) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up libuv1:amd64 (1.8.0-1) ...
Setting up nodejs (4.2.6~dfsg-1ubuntu4.1) ...
update-alternatives: using /usr/bin/nodejs to provide /usr/bin/js (js) in auto mode
Processing triggers for libc-bin (2.23-0ubuntu9) ...
ubuntu@ip-192-31-28-436:~$ sudo apt-get install npm
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following additional packages will be installed:
  binutils build-essential cpp cpp-5 dpkg-dev fakeroot g++ g++-5 gcc gcc-5 gyp
  javascript-common libalgorithm-diff-perl libalgorithm-diff-xs-perl
  libalgorithm-merge-perl libasan2 libatomic1 libc-dev-bin libc6-dev libcc1-0
  libcilkrts5 libdpkg-perl libfakeroot libfile-fcntllock-perl libgcc-5-dev
  libgomp1 libisl15 libitm1 libjs-inherits libjs-jquery libjs-node-uuid
  libjs-underscore liblsan0 libmpc3 libmpx0 libpython-stdlib
  libpython2.7-minimal libpython2.7-stdlib libquadmath0 libssl-dev libssl-doc
  libstdc++-5-dev libtsan0 libubsan0 libuv1-dev linux-libc-dev make
  manpages-dev node-abbrev node-ansi node-ansi-color-table node-archy
  node-async node-block-stream node-combined-stream node-cookie-jar
  node-delayed-stream node-forever-agent node-form-data node-fstream
  node-fstream-ignore node-github-url-from-git node-glob node-graceful-fs
  node-gyp node-inherits node-ini node-json-stringify-safe node-lockfile
  node-lru-cache node-mime node-minimatch node-mkdirp node-mute-stream
  node-node-uuid node-nopt node-normalize-package-data node-npmlog node-once
  node-osenv node-qs node-read node-read-package-json node-request node-retry
  node-rimraf node-semver node-sha node-sigmund node-slide node-tar
  node-tunnel-agent node-underscore node-which nodejs-dev python
  python-minimal python-pkg-resources python2.7 python2.7-minimal zlib1g-dev
Suggested packages:
  binutils-doc cpp-doc gcc-5-locales debian-keyring g++-multilib
  g++-5-multilib gcc-5-doc libstdc++6-5-dbg gcc-multilib autoconf automake
  libtool flex bison gdb gcc-doc gcc-5-multilib libgcc1-dbg libgomp1-dbg
  libitm1-dbg libatomic1-dbg libasan2-dbg liblsan0-dbg libtsan0-dbg
  libubsan0-dbg libcilkrts5-dbg libmpx0-dbg libquadmath0-dbg apache2
  | lighttpd | httpd glibc-doc libstdc++-5-doc make-doc node-hawk
  node-aws-sign node-oauth-sign node-http-signature debhelper python-doc
  python-tk python-setuptools python2.7-doc binfmt-support
The following NEW packages will be installed:
  binutils build-essential cpp cpp-5 dpkg-dev fakeroot g++ g++-5 gcc gcc-5 gyp
  javascript-common libalgorithm-diff-perl libalgorithm-diff-xs-perl
  node-gyp node-inherits node-ini node-json-stringify-safe node-lockfile
  node-lru-cache node-mime node-minimatch node-mkdirp node-mute-stream
  node-node-uuid node-nopt node-normalize-package-data node-npmlog node-once
  node-osenv node-qs node-read node-read-package-json node-request node-retry
  node-rimraf node-semver node-sha node-sigmund node-slide node-tar
  node-tunnel-agent node-underscore node-which nodejs-dev npm python
  python-minimal python-pkg-resources python2.7 python2.7-minimal zlib1g-dev
0 upgraded, 102 newly installed, 0 to remove and 23 not upgraded.
Need to get 47.7 MB of archives.
After this operation, 188 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Get:1 http://ap-southeast-1.ec2.archive.ubuntu.com/ubuntu xenial-updates/main amd64 libpython2.7-minimal amd64 2.7.12-1ubuntu0~16.04.1 [339 kB]
Get:2 http://ap-southeast-1.ec2.archive.ubuntu.com/ubuntu xenial-updates/main amd64 python2.7-minimal 
Unpacking node-npmlog (0.0.4-1) ...
Selecting previously unselected package node-osenv.
Preparing to unpack .../node-osenv_0.1.0-1_all.deb ...
Unpacking node-osenv (0.1.0-1) ...
Selecting previously unselected package node-tunnel-agent.
Preparing to unpack .../node-tunnel-agent_0.3.1-1_all.deb ...
Unpacking node-tunnel-agent (0.3.1-1) ...
Selecting previously unselected package node-json-stringify-safe.
Preparing to unpack .../node-json-stringify-safe_5.0.0-1_all.deb ...
Unpacking node-json-stringify-safe (5.0.0-1) ...
Selecting previously unselected package node-qs.
Preparing to unpack .../node-qs_2.2.4-1_all.deb ...
Unpacking node-qs (2.2.4-1) ...
Selecting previously unselected package node-request.
Preparing to unpack .../node-request_2.26.1-1_all.deb ...
Unpacking node-request (2.26.1-1) ...
Selecting previously unselected package node-semver.
Preparing to unpack .../node-semver_2.1.0-2_all.deb ...
Unpacking node-semver (2.1.0-2) ...
Selecting previously unselected package node-tar.
Preparing to unpack .../node-tar_1.0.3-2_all.deb ...
Unpacking node-tar (1.0.3-2) ...
Selecting previously unselected package node-which.
Preparing to unpack .../node-which_1.0.5-2_all.deb ...
Unpacking node-which (1.0.5-2) ...
Selecting previously unselected package node-gyp.
Preparing to unpack .../node-gyp_3.0.3-2ubuntu1_all.deb ...
Unpacking node-gyp (3.0.3-2ubuntu1) ...
Selecting previously unselected package node-ini.
Preparing to unpack .../node-ini_1.1.0-1_all.deb ...
Unpacking node-ini (1.1.0-1) ...
Selecting previously unselected package node-lockfile.
Preparing to unpack .../node-lockfile_0.4.1-1_all.deb ...
Unpacking node-lockfile (0.4.1-1) ...
Selecting previously unselected package node-mute-stream.
Preparing to unpack .../node-mute-stream_0.0.4-1_all.deb ...
Unpacking node-mute-stream (0.0.4-1) ...
Selecting previously unselected package node-normalize-package-data.
Preparing to unpack .../node-normalize-package-data_0.2.2-1_all.deb ...
Unpacking node-normalize-package-data (0.2.2-1) ...
Selecting previously unselected package node-read.
Preparing to unpack .../node-read_1.0.5-1_all.deb ...
Unpacking node-read (1.0.5-1) ...
Selecting previously unselected package node-read-package-json.
Preparing to unpack .../node-read-package-json_1.2.4-1_all.deb ...
Unpacking node-read-package-json (1.2.4-1) ...
Selecting previously unselected package node-retry.
Preparing to unpack .../node-retry_0.6.0-1_all.deb ...
Unpacking node-retry (0.6.0-1) ...
Setting up node-lru-cache (2.3.1-1) ...
Setting up node-sigmund (1.0.0-1) ...
Setting up node-minimatch (1.0.0-1) ...
Setting up node-fstream-ignore (0.0.6-2) ...
Setting up node-github-url-from-git (1.1.1-1) ...
Setting up node-once (1.1.1-1) ...
Setting up node-glob (4.0.5-1) ...
Setting up nodejs-dev (4.2.6~dfsg-1ubuntu4.1) ...
Setting up node-nopt (3.0.1-1) ...
Setting up node-npmlog (0.0.4-1) ...
Setting up node-osenv (0.1.0-1) ...
Setting up node-tunnel-agent (0.3.1-1) ...
Setting up node-json-stringify-safe (5.0.0-1) ...
Setting up node-qs (2.2.4-1) ...
Setting up node-request (2.26.1-1) ...
Setting up node-semver (2.1.0-2) ...
Setting up node-tar (1.0.3-2) ...
Setting up node-which (1.0.5-2) ...
Setting up node-gyp (3.0.3-2ubuntu1) ...
Setting up node-ini (1.1.0-1) ...
Setting up node-lockfile (0.4.1-1) ...
Setting up node-mute-stream (0.0.4-1) ...
Setting up node-normalize-package-data (0.2.2-1) ...
Setting up node-read (1.0.5-1) ...
Setting up node-read-package-json (1.2.4-1) ...
Setting up node-retry (0.6.0-1) ...
Setting up node-sha (1.2.3-1) ...
Setting up node-slide (1.1.4-1) ...
Setting up npm (3.5.2-0ubuntu4) ...
Processing triggers for libc-bin (2.23-0ubuntu9) ...

no space left on device docker


failed to register layer: Error processing tar file(exit status 1): write /opt/conda/lib/python3.5/site-packages/sympy/core/tests/test_args.py: no space left on device

install docker-engine issue

sudo apt install docker-engine
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 docker-engine : Depends: libsystemd-journal0 (>= 201) but it is not installable
                 Recommends: aufs-tools but it is not going to be installed

E: Unable to correct problems, you have held broken packages.

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