[RELEASE] Apache Cassandra 2.1.15 released

2016-07-06 Thread Jake Luciani
The Cassandra team is pleased to announce the release of Apache Cassandra version 2.1.15. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source a

[RELEASE] Apache Cassandra 2.2.7 released

2016-07-06 Thread Jake Luciani
The Cassandra team is pleased to announce the release of Apache Cassandra version 2.2.7. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source an

[RELEASE] Apache Cassandra 3.0.8 released

2016-07-06 Thread Jake Luciani
The Cassandra team is pleased to announce the release of Apache Cassandra version 3.0.8. Apache Cassandra is a fully distributed database. It is the right choice when you need scalability and high availability without compromising performance. http://cassandra.apache.org/ Downloads of source an

Can't get performance for scanning the column that is not row key.

2016-07-06 Thread Sungju Hong
Hello, I have cassandra 1.2 and about fifty nodes. I sometime meet requirements for scanning the column that is not row key fast. I know that secondary index doesn't help. someone advised to read sstables directly. is it helpful? I will appreciate for any idea handling this topic. Thanks.

Debugging high tail read latencies (internal timeout)

2016-07-06 Thread Nimi Wariboko Jr
Hi, I've begun experiencing very high tail latencies across my clusters. While Cassandra's internal metrics report <1ms read latencies, measuring responses from within the driver in my applications (roundtrips of query/execute frames), have 90% round trip times of up to a second for very basic que