I used Cassandra 0.8.1 and pycasa 0.2. If I upgrade pycasa, then it have
compatibility issue. please suggest
Thanks & Regards
*Adeel**Akbar*
On 7/25/2012 10:13 PM, Tyler Hobbs wrote:
> That's a pretty old version of pycassa; it was release before 0.7.0
> came out. I suggest upgrading.
>
> It's possible this was caused by an old bug, but in general, this
> indicates that you have more threads trying to use the ConnectionPool
> concurrently than there are connections.
>
> On Wed, Jul 25, 2012 at 3:30 AM, Adeel Akbar
> <adeel.akbar@panasiangroup.com <mailto:adeel.akbar@panasiangroup.com>>
> wrote:
>
> Hi,
>
> I have created 2 node cluster and use with application. My
> application unable to connect with database. Please find below logs;
>
>
> NoConnectionAvailable at /
>
> ConnectionPool limit of size 2 overflow 2 reached, unable to obtain connection after
30 seconds
>
> Request Method: GET
> Request URL: http://172.16.100.131/
> Django Version: 1.4
> Exception Type: NoConnectionAvailable
> Exception Value:
>
> ConnectionPool limit of size 2 overflow 2 reached, unable to obtain connection after
30 seconds
>
> Exception Location:
> /usr/local/lib/python2.6/site-packages/pycassa-1.0.8-py2.6.egg/pycassa/pool.py
> in get, line 738
> Python Executable: /usr/local/bin/python
> Python Version: 2.6.4
> Python Path:
>
> ['/var/www/bs_ping',
> '/usr/local/lib/python2.6/site-packages/setuptools-0.6c11-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/amqplib-0.6.1-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/BeautifulSoup-3.1.0.1-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/python_dateutil-1.4.1-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/feedparser-4.1-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/python_twitter-0.6-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/simplejson-2.0.9-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/txAMQP-0.3-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/Twisted-8.2.0-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/zope.interface-3.5.2-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/UnicodeUtils-0.3.2-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/pytz-2009p-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/ScriptUtils-0.5.5-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/MySQL_python-1.2.3c1-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/python_memcached-1.44-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/coverage-3.2b1-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/flup-1.0.3.dev_20091027-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/oauth-1.0.1-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/pyOpenSSL-0.10-py2.6-linux-i686.egg',
> '/usr/local/lib/python2.6/site-packages/pycassa-1.0.8-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/wadofstuff_django_serializers-1.1.0-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/jsonpickle-0.4.0-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/django_compressor-1.1.2-py2.6.egg',
> '/usr/local/lib/python2.6/site-packages/django_appconf-0.5-py2.6.egg',
> '/usr/local/lib/python26.zip',
> '/usr/local/lib/python2.6',
> '/usr/local/lib/python2.6/plat-linux2',
> '/usr/local/lib/python2.6/lib-tk',
> '/usr/local/lib/python2.6/lib-old',
> '/usr/local/lib/python2.6/lib-dynload',
> '/usr/local/lib/python2.6/site-packages',
> '/usr/local/lib/python2.6/site-packages/PIL',
> '/var/www/bs_ping/',
> '/var/www']
>
> Server time: Wed, 25 Jul 2012 13:17:33 +0500
>
>
> --
>
>
> Thanks & Regards
>
> *Adeel**Akbar*
>
>
>
>
> --
> Tyler Hobbs
> DataStax <http://datastax.com/>
>
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