Monitoring

RedisMemo has built-in support for monitoring services such as Datadog. One could set up alerts on some monitoring metrics (such as overall cache-hit rate) to take action proactively.

Available Metrics

redis_memo.cache.read

This span wraps around a cache read operation.

Values: count, latency Tags: method_id, cache_hit (true or false)

redis_memo.cache.write

This span wraps around a cache write operation (cache miss from cache read).

Values: count, latency
Tags: method_id

redis_memo.cache.batch.read

This span wraps around a batch cache read operation.

Values: count, latency
Tags: n/a

redis_memo.cache.batch.execute

This span wraps around a batch cache execution operation (the read results contain cache misses).

Values: count, latency
Tags: n/a

redis_memo.memoizable.bump_version

This span wraps around bumping a memoizable's version.

Values: count, latency
Tags: memoizable_key_name, enqueue_to_finish (duration)

redis_memo.memoizable.invalidate_all

This span wraps around model operations that would require invalidating cache results for the entire model.

Values: count, latency
Tags: model_name

redis_memo.memoize_query.invalidation

This span wraps around model operations that would require invalidating cache results for some model records.

Values: count, latency
Tags: operation_name