Cassandra NoSQL database version 3
read_rate | ops/s | Read queries per second |
read_response_time_p99 | milliseconds | 99th percentile of read queries response time |
read_response_time_avg | milliseconds | Average response time of read queries |
write_rate | ops/s | Write queries per second |
write_response_time_p99 | milliseconds | 99th percentile of write queries response time |
read_response_time_max | milliseconds | Maximum response time of read queries |
total_rate | ops/s | Total queries per second |
write_response_time_avg | milliseconds | Average response time of write queries |
write_response_time_max | milliseconds | Maximum response time of write queries |
read_response_time_p90 | milliseconds | 90th percentile of read queries response time |
write_response_time_p90 | milliseconds | 90th percentile of write queries response time |
cassandra_compactionStrategy | categorical |
|
| yes | Compaction strategy in use |
cassandra_concurrentReads | integer |
|
| yes | Concurrent Reads |
cassandra_concurrentWrites | integer |
|
| yes | Concurrent Writes |
cassandra_fileCacheSizeInMb | integer | megabytes |
|
| yes | Total memory to use for SSTable-reading buffers |
cassandra_memtableCleanupThreshold | real |
|
| yes | Ratio used for automatic memtable flush |
cassandra_concurrentCompactors | integer |
|
| yes | Sets the number of concurrent compaction processes allowed to run simultaneously on a node |
cassandra_commitlog_compression | categorical |
|
| Sets the compression of commit log |
cassandra_commitlog_segment_size_in_mb | integer | megabytes |
|
| Sets the segment size of commit log |
cassandra_compaction_throughput_mb_per_sec | integer | megabytes/s |
|
| Sets the number of throughput for compaction |
cassandra_commitlog_sync_period_in_ms | integer | milliseconds |
|
| Sets the sync period of commit log |