The following plot (courtesy of Gmane), shows the steadily increasing post rate for cassandra-user
during 2009. Note: There are two mailing lists (-user
and -dev
), but most traffic goes to -user
regardless of topic.
This plot shows the estimated number of unique contributors on a week-by-week basis.
Similar to the plot above, this shows unique contributors, but broken down by month instead of week.
The following membership changes have occurred in the time since the projects initial setup.
|
Date |
PPMC? |
Jonathan Ellis |
2009-03-26 |
Yes |
Eric Evans |
2009-06-29 |
Yes |
Jun Rao |
2009-06-29 |
Yes |
Chris Goffinet |
2009-10-05 |
Yes |
Johan Oskarsson |
2009-11-19 |
No |
Gary Dusbabek |
2009-12-16 |
No |
Jaakko Laine |
2009-12-16 |
No |
That is, 7 new commiters
spanning at least 5 organizations |
Starting 2009-03-26 when the first post-setup committer was added, ending 2009-12-30 |
The project's first release was in July; there have since been 8 new releases cut.
|
Date |
0.3.0 |
2009-07-20 |
0.4.0-beta1 |
2009-08-17 |
0.4.0-rc2 |
2009-09-16 |
0.4.0 |
2009-09-26 |
0.4.1 |
2009-10-16 |
0.4.2 |
2009-11-09 |
0.5.0-beta1 |
2009-11-20 |
0.5.0-beta2 |
2009-12-09 |
0.5.0-rc1 |
2009-12-31 |
IRC is a popular communication medium in the Cassandra community. Most of the active developers/contributors participate in discussions on #cassandra and field questions from others. This plot shows the average number of people (by week) in #cassandra during 2009.
https://c.statcounter.com/9397521/0/fe557aad/1/|stats