# CassMetrics

### struct CassMetrics

A snapshot of the session’s performance/diagnostic metrics. 

### Public Members

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) min

Minimum in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) max

Maximum in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) mean

Mean in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) stddev

Standard deviation in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) median

Median in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) percentile_75th

75th percentile in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) percentile_95th

95th percentile in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) percentile_98th

98th percentile in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) percentile_99th

99the percentile in microseconds 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) percentile_999th

99.9th percentile in microseconds 

### [cass_double_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_double_t) mean_rate

Mean rate in requests per second 

### [cass_double_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_double_t) one_minute_rate

1 minute rate in requests per second 

### [cass_double_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_double_t) five_minute_rate

5 minute rate in requests per second 

### [cass_double_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_double_t) fifteen_minute_rate

15 minute rate in requests per second 

### struct [CassMetrics](#_CPPv411CassMetrics) requests

Performance request metrics 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) total_connections

The total number of connections 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) available_connections

Deprecated 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) exceeded_pending_requests_water_mark

Deprecated 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) exceeded_write_bytes_water_mark

Deprecated 

### struct [CassMetrics](#_CPPv411CassMetrics) stats

Diagnostic metrics 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) connection_timeouts

Occurrences of a connection timeout 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) pending_request_timeouts

Deprecated 

### [cass_uint64_t](https://cpp-rs-driver.docs.scylladb.com/stable/api/group.BasicTypes.md#_CPPv413cass_uint64_t) request_timeouts

Occurrences of requests that timed out waiting for a request to finish 

### struct [CassMetrics](#_CPPv411CassMetrics) errors

Error metrics