System Metrics
There are three key metrics you can track about your system: how often something occurs, how long it takes, and how large a value is. Use these to monitor performance and reliability.
server.throughputRequests per second handled by your server
server.response.timeAverage response time in milliseconds
server.response.statusHTTP status code distribution
server.cache.hitCache hit count for performance optimization
server.cache.missCache miss count to identify optimization opportunities
server.connectionsActive connections to your server
database.query.timeDatabase query execution time
database.query.rowsRows returned or affected by queries
database.connectionsActive database connections
redis.keysNumber of keys in Redis
redis.memoryRedis memory usage in bytes
storage.objectsTotal objects in storage
storage.file.insertFile upload operations
storage.file.deleteFile deletion operations
storage.file.updateFile update operations
errors.logError occurrences for monitoring