Cassandra ClientReq Storage Threadpool Template
Description
This template contains monitors related to client request,storage and threadpool.
Prerequisites
No prerequisite.
Supported Metric
| Monitor Name | Metric Name | Metric Display Name | Unit | Description |
|---|---|---|---|---|
| Cassandra ClientRequest Monitor | cassandra.clientrequest.latency.75th_percentile | Cassandra 75th Percentile Clientrequest Latency | microsec | The client request latency - p75. |
| cassandra.clientrequest.latency.95th_percentile | Cassandra 95th Percentile Clientrequest Latency | microsec | The client request latency - p95. | |
| cassandra.clientrequest.latency.one_minute_rate | Cassandra One Minute Rate Percentile Clientrequest Latency | Req per Sec | The number of client requests. | |
| Cassandra Storage Monitor | cassandra.storage.exceptions.count | Cassandra Storage Exceptions Count | count | The number of exceptions thrown from ���Storage��� metrics. |
| Cassandra Threadpool Monitor | cassandra.threadpools.currently_blocked_tasks_count | Cassandra Threadpools Currently Blocked Tasks | count | The number of currently blocked tasks for the thread pool. |
| cassandra.threadpools.pending_tasks | Cassandra Threadpools Pending Tasks | count | The number of pending tasks for the thread pool. | |
| cassandra.threadpools.interrnal.total_blocked_tasks | Cassandra Threadpools Total Internal Blocked Tasks | count | Total count of blocked tasks. |
Cassandra ColumnFamily Template
Description
This template contains cassandra column family related monitors.
Prerequisites
No prerequisite.
Supported Metric
| Monitor Name | Metric Name | Metric Display Name | Unit | Description |
|---|---|---|---|---|
| cassandra.columnfamily.overall.range_latency.75th_percentile | Cassandra Columnfamily 75th Percentile Overall Range Latency | microsec | Cassandra Columnfamily 75th Percentile Overall Range Latency. | |
| cassandra.columnfamily.overall.range_latency.95th_percentile | Cassandra Columnfamily 95th Percentile Overall Range Latency | microsec | The local range request latency - p95. | |
| cassandra.columnfamily.overall.range_latency.one_minute_rate | Cassandra Columnfamily One Minute Rate Overall Range Latency | count | The number of local range requests. | |
| cassandra.columnfamily.overall.read_latency.75th_percentile | Cassandra Columnfamily 75th Percentile Overall Read Latency | microsec | The local read latency - p75. | |
| cassandra.columnfamily.overall.read_latency.95th_percentile | Cassandra Columnfamily 95th Percentile Overall Read Latency | microsec | The local read latency - p95. | |
| cassandra.columnfamily.overall.read_latency.99th_percentile | Cassandra Columnfamily 99th Percentile Overall Read Latency | microsec | The local read latency - p99. | |
| cassandra.columnfamily.overall.read_latency.one_minute_rate | Cassandra Columnfamily One Minute Rate Overall Read Latency | count | The number of local read requests. | |
| cassandra.columnfamily.overall.write_latency.75th_percentile | Cassandra Columnfamily 75th Percentile Overall Write Latency | microsec | The local write latency - p75. | |
| cassandra.columnfamily.overall.write_latency.95th_percentile | Cassandra Columnfamily 95th Percentile Overall Write Latency | microsec | The local write latency - p95. | |
| cassandra.columnfamily.overall.write_latency.99th_percentile | Cassandra Columnfamily 99th Percentile Overall Write Latency | microsec | The local write latency - p99. | |
| cassandra.columnfamily.overall.write_latency.one_minute_rate | Cassandra Columnfamily One Minute Rate Overall Write Latency | count | The number of local write requests. | |
| cassandra.columnfamily.live_disk_space_used | Cassandra Columnfamily Live Disk Space Used | Bytes | The disk space used by "live" SSTables (only counts in use files). | |
| cassandra.columnfamily.view_read_time.75th_percentile | Cassandra Columnfamily 75th Percentile View Read Time | microsec | The time taken during the local read of a materialized view update - p75. | |
| cassandra.columnfamily.view_read_time.95th_percentile | Cassandra Columnfamily 95th Percentile View Read Time | microsec | The time taken during the local read of a materialized view update - p95. | |
| cassandra.columnfamily.view_read_time.one_minute_rate | Cassandra Columnfamily One Minute Rate View Read Time | rps | The number of local reads for materialized view updates. | |
| cassandra.columnfamily.bloomfilter.falseratio | Cassandra Columnfamily Bloomfilter False Ratio | % | The ratio of Bloom filter false positives to total checks. | |
| cassandra.columnfamily.bytesflushed.count | Cassandra Columnfamily Bytes Flushed Count | Bytes | The amount of data that was flushed since (re)start. | |
| cassandra.columnfamily.compaction_bytes_written_count | Cassandra Columnfamily Compaction Bytes Written Count | Bytes | Cassandra Columnfamily Compaction Bytes Written Count | |
| cassandra.columnfamily.compression_ratio | Cassandra Columnfamily Compression Ratio | % | The compression ratio for all SSTables. /!\\ A low value means a high compression contrary to what the name suggests. Formula used is: 'size of the compressed SSTable / size of original' | |
| cassandra.columnfamily.row_cache_hit_out_of_range_count | Cassandra Columnfamily Row Cache Hit Out Of Range Count | count | The number of row cache hits that do not satisfy the query filter and went to disk. | |
| cassandra.columnfamily.row_cache_hit.count | Cassandra Columnfamily Row Cache Hit Count | count | The number of row cache hits. | |
| cassandra.columnfamily.row_cache_miss_count | Cassandra Columnfamily Row Cache Miss Count | count | The number of table row cache misses. | |
| cassandra.columnfamily.pending_compactions | Cassandra Columnfamily Pending Compactions | count | The number of pending compactions. | |
| cassandra.columnfamily.pending_flushes | Cassandra Columnfamily Pending Flushes | count | The number of pending flushes. | |
| cassandra.db.columnfamilies.droppable_tombstone_ratio | Cassandra DB Columnfamilies Droppable Tombstone Ratio | % | The estimate of the droppable tombstone ratio. | |
| cassandra.columnfamily.mean_row_size | Cassandra Columnfamily Mean Row Size | Bytes | The average size of compacted rows. | |
| cassandra.columnfamily.max_row_size | Cassandra Columnfamily Max Row Size | Bytes | The size of the largest compacted row. |
Cassandra Jvm Template
Description
Testing
Prerequisites
No prerequisite
Supported Metric
| Monitor Name | Metric Name | Metric Display Name | Unit | Description |
|---|---|---|---|---|
| Cassandra Jvm Monitor | cassandra.jvm.thread.count | Cassandra JVM Thread Count | count | Displays the number of active threads in the system. |
| cassandra.jvm.thread.peakcount | Cassandra JVM Thread Peak Count | count | peak number of threads running in the JVM since it started. | |
| cassandra.jvm.totalstartedthread.count | Cassandra JVM Totalstartedthread Count | count | Displays the number of threads marked as daemons in the system. | |
| cassandra.jvm.daemonthread.count | Cassandra JVM Daemonthread Count | count | Displays the number of threads marked as daemons in the system. | |
| cassandra.jvm.heap_memory_used | Cassandra JVM Heap Memory Used | Bytes | The total Java heap memory used. | |
| cassandra.jvm.heap_memory_committed | Cassandra JVM Heap Memory Committed | Bytes | The total Java heap memory committed to be used. | |
| The total Java heap memory committed to be used. | Cassandra JVM Heap Memory Init | Bytes | The initial Java heap memory allocated. | |
| cassandra.jvm.heap_memory_max | Cassandra JVM Heap Memory Max | Bytes | The maximum Java heap memory available. | |
| The maximum Java heap memory available. | Cassandra JVM Non Heap Memory Committed | Bytes | The total Java non-heap memory committed to be used. | |
| cassandra.jvm.non_heap_memory_init | Cassandra JVM Non Heap Memory Init | Bytes | The initial Java non-heap memory allocated. | |
| cassandra.jvm.non_heap_memory_used | Cassandra JVM Non Heap Memory Used | Bytes | The total Java non-heap memory used. | |
| cassandra.jvm.non_heap_memory_max | Cassandra JVM Non Heap Memory Max | Bytes | The maximum Java non-heap memory available. | |
| cassandra.jvm.memorypool.codecache.peak_usage_used | Cassandra JVM Memorypool Codecache Peak Usage Used | KB | Displays the peak usage of code cache in kilo bytes | |
| cassandra.jvm.memorypool.codecache.peak_usage_init | Cassandra JVM Memorypool Codecache Peak Usage Init | KB | Displays the initial peak usage max of code cache in kilo bytes | |
| cassandra.jvm.memorypool.codecache.peak_usage_max | Cassandra JVM Memorypool Codecache Peak Usage Max | KB | Displays the maximum peak usage of code cache in kilo bytes | |
| cassandra.jvm.memorypool.codecache.peak_usage_committed | Cassandra JVM Memorypool Codecache Peak Usage Committed | KB | The total codecache memory committed to be used. | |
| cassandra.jvm.memorypool.edenspace.peak_usage_used | Cassandra JVM Memorypool Pardenspace Peak Usage Used | KB | Displays the peak usage of paredenspace in kilo bytes | |
| cassandra.jvm.memorypool.edenspace.peak_usage_max | Cassandra JVM Memorypool Pardenspace Peak Usage Max | KB | Displays the maximum peak usage max of Paredenspace in kilo bytes | |
| cassandra.jvm.memorypool.edenspace.peak_usage_init | Cassandra JVM Memorypool Par edenspace Peak Usage Init | KB | Displays the initial peak usage of paredenspace in kilo bytes. | |
| cassandra.jvm.memorypool.edenspace.peak_usage_committed | cassandra.jvm.memorypool.edenspace.peak_usage_committed | KB | The total Par Eden Space memory committed to be used. | |
| cassandra.jvm.memorypool.metaspace.peak_usage_init | Cassandra JVM Memorypool Metaspace Peak Usage Init | KB | Displays the initial peak usage of metaspace in kilo bytes | |
| Displays the initial peak usage of metaspace in kilo bytes | Cassandra JVM Memorypool Metaspace Peak Usage Used | KB | Displays the peak usage of metaspace in kilo bytes | |
| cassandra.jvm.memorypool.metaspace.peak_usage_max | Cassandra JVM Memorypool Metaspace Peak Usage Max | KB | Displays the maximum peak usage of metaspace in kilo bytes | |
| cassandra.jvm.memorypool.metaspace.peak_usage_committed | Cassandra JVM Memorypool Metaspace Peak Usage Committed | KB | The total metaspace memory committed to be used | |
| cassandra.jvm.memorypool.survivorspace.peak_usage_used | cassandra.jvm.memorypool.survivorspace.peak_usage_used | KB | Displays the peak usage of parsurvivorspace in kilo bytes | |
| cassandra.jvm.memorypool.survivorspace.peak_usage_init | Cassandra JVM Memorypool Parsurvivorspace Peak Usage Init | KB | Displays the initial peak usage max of parsurvivorspace in kilo bytes | |
| Displays the initial peak usage max of parsurvivorspace in kilo bytes | Cassandra JVM Memorypool Parsurvivorspace Peak Usage Max | KB | Displays the peak maximum usage of parsurvivorspace in kilo bytes | |
| cassandra.jvm.memorypool.survivorspace.peak_usage_committed | Cassandra JVM Memorypool Parsurvivorspace Peak Usage Committed | KB | The total parsurvivorspace memory committed to be used | |
| cassandra.jvm.gc.collection.count | Cassandra JVM GC Collection Count | count | The number of garbage collections that have ocurred. | |
| cassandra.jvm.gc.thread.count | Cassandra JVM GC Thread Count | count | The total number of garbage collections that have occurred | |
| cassandra.jvm.memorypool.cmsoldgen.peak_usage | cassandra.jvm.memorypool.cmsoldgen.peak_usage | KB | Displays the peak usage of cmsoldgen in kilo bytes | |
| cassandra.jvm.memorypool.cmsoldgen.peak_usage.init | Cassandra JVM Memorypool Cmsoldgen Peak Usage Init | KB | Displays the initial peak usage max of cmsoldgen in kilo bytes | |
| cassandra.jvm.memorypool.cmsoldgen.peak_usage.max | Cassandra JVM Memorypool Cmsoldgen Peak Usage Max | KB | Displays the peak maximum usage of cmsoldgen in kilo bytes | |
| cassandra.jvm.memorypool.cmsoldgen.peak_usage_committed | Cassandra JVM Memorypool Cmsoldgen Peak Usage Committed | KB | The total cmsoldgen memory committed to be used |
Cassandra Keyspace Template
Description
This template contains cassandra keyspace related monitors.
Prerequisites
No prerequisite
Supported Metric
| Monitor Name | Metric Name | Metric Display Name | Unit | Description |
|---|---|---|---|---|
| Cassandra Keyspace Monitor | cassandra.keyspace.cas.commit.latency.75th_percentile | Cassandra Keyspace CAS 75th Percentile Commit Latency | microsec | The latency of paxos commit round - p75. |
| cassandra.keyspace.cas_commit_latency.95th_percentile | Cassandra Keyspace CAS 95th Percentile Commit Latency | microsec | The latency of paxos commit round - p95. | |
| cassandra.keyspace.cas_commit_latency.one_minute_rate | Cassandra Keyspace CAS One Minute Rate Commit Latency | psec | The number of paxos commit round per second. | |
| cassandra.keyspace.cas_prepare_latency.75th_percentile | Cassandra Keyspace CAS 75th Percentile Prepare Latency | microsec | The latency of paxos prepare round - p75. | |
| cassandra.keyspace.cas_prepare_latency.95th_percentile | Cassandra Keyspace CAS 95th Percentile Prepare Latency | microsec | The latency of paxos prepare round - p95. | |
| cassandra.keyspace.cas_prepare_latency.one_minute_rate | Cassandra Keyspace CAS One Minute Rate Prepare Latency | psec | The number of paxos prepare round per second. | |
| cassandra.keyspace.cas_propose_latency.75th_percentile | Cassandra Keyspace CAS 75th Percentile Propose Latency | microsec | The latency of paxos propose round - p75. | |
| cassandra.keyspace.cas_propose_latency.95th_percentile | Cassandra Keyspace CAS 95th Percentile Propose Latency | microsec | The latency of paxos propose round - p95. | |
| cassandra.keyspace.cas_propose_latency.one_minute_rate | Cassandra Keyspace CAS One Minute Rate Propose Latency | psec | The number of paxos propose round per second. | |
| cassandra.keyspace.total_disk_space_used | Cassandra Keyspace Total Disk Space Used | Bytes | Total disk space used by SSTables including obsolete ones waiting to be GC���d. |
Cassandra Test Template
Description
Cassandra Test Template
Prerequisites
No prerequisite
Supported Metric
| Monitor Name | Metric Name | Metric Display Name | Unit | Description |
|---|---|---|---|---|
| Cassandra Test Monitor | Cassandra Test Monitor | Cassandra Columnfamily Live Disk Space Used | Bytes | The disk space used by "live" SSTables (only counts in use files). |
| cassandra.columnfamily.pending_flushes | Cassandra Columnfamily Pending Flushes | count | The number of pending flushes. |