Cassandra v3.0.2 freeware

Official Images. Apache Cassandra is an open-source distributed storage system. Description Reviews Tags. Make a cluster Using the environment variables documented below, there are two cluster scenarios: instances on the same machine and instances on separate machines. Container shell access and viewing Cassandra logs The docker exec command allows you to run commands inside a Docker container.

Caveats Where to Store Data Important note: There are several ways to store data used by applications that run in Docker containers. We encourage users of the cassandra images to familiarize themselves with the options available, including: Let Docker manage the storage of your database data by writing the database files to disk on the host system using its own internal volume management.

This is the default and is easy and fairly transparent to the user. The downside is that the files may be hard to locate for tools and applications that run directly on the host system, i. Create a data directory on the host system outside the container and mount this to a directory visible from inside the container. This places the database files in a known location on the host system, and makes it easy for tools and applications on the host system to access the files.

The downside is that the user needs to make sure that the directory exists, and that e. We will simply show the basic procedure here for the latter option above: Create a data directory on a suitable volume on your host system, e.

No connections until Cassandra init completes If there is no database initialized when the container starts, then a default database will be created. License View license information for the software contained in this image. We and third parties use cookies or similar technologies "Cookies" as described below to collect and process personal data, such as your IP address or browser information.

Click the OK button and then again the OK button to save the variables. Open the Command prompt or PowerShell under administrative rights and type the below command to start the Cassandra. Thank you for the detailed instructions. However, I have run into a blocking problem: When Cassandra starts for the first time, after a lot of INFO messages, I get an error because it cannot create the log replica see the message below.

I am working with Windows 10, and I can see that Cassandra has created the mentioned folder and there should not be any problem with the permissions. Any help on how to proceed? Thank you. FSReadError: java. I suffered from same problem as Andres. Message I am getting is : …. Failed to create log replica …. This site uses Akismet to reduce spam. Learn how your comment data is processed. How To. Contents show.

What is Apache Cassandra? The actual key may be different, you get it from the error message itself. You can start Cassandra with sudo service cassandra start and stop it with sudo service cassandra stop. However, normally the service will start automatically. For this reason be sure to stop it if you need to make any configuration changes. Not all versions of Apache Cassandra are available, since building RPMs is a recent addition to the project.