use crate::*;
use ssz::{Decode, Encode};

mod beacon_state;

impl<T: EthSpec> StoreItem for BeaconBlock<T> {
    fn db_column() -> DBColumn {
        DBColumn::BeaconBlock
    }

    fn as_store_bytes(&self) -> Vec<u8> {
        let timer = metrics::start_timer(&metrics::BEACON_BLOCK_WRITE_TIMES);
        let bytes = self.as_ssz_bytes();

        metrics::stop_timer(timer);
        metrics::inc_counter(&metrics::BEACON_BLOCK_WRITE_COUNT);
        metrics::inc_counter_by(&metrics::BEACON_BLOCK_WRITE_BYTES, bytes.len() as i64);

        bytes
    }

    fn from_store_bytes(bytes: &mut [u8]) -> Result<Self, Error> {
        let timer = metrics::start_timer(&metrics::BEACON_BLOCK_READ_TIMES);

        let len = bytes.len();
        let result = Self::from_ssz_bytes(bytes).map_err(Into::into);

        metrics::stop_timer(timer);
        metrics::inc_counter(&metrics::BEACON_BLOCK_READ_COUNT);
        metrics::inc_counter_by(&metrics::BEACON_BLOCK_READ_BYTES, len as i64);

        result
    }
}

use crate::*;
use ssz::{Decode, Encode};

mod beacon_state;

impl<T: EthSpec> StoreItem for BeaconBlock<T> {
    fn db_column() -> DBColumn {
        DBColumn::BeaconBlock
    }

    fn as_store_bytes(&self) -> Vec<u8> {
        let timer = metrics::start_timer(&metrics::BEACON_STATE_WRITE_TIMES);
        let bytes = self.as_ssz_bytes();

        metrics::stop_timer(timer);
        metrics::inc_counter(&metrics::BEACON_STATE_WRITE_COUNT);
        metrics::inc_counter_by(&metrics::BEACON_STATE_WRITE_BYTES, bytes.len() as i64);

        bytes
    }

    fn from_store_bytes(bytes: &mut [u8]) -> Result<Self, Error> {
        let timer = metrics::start_timer(&metrics::BEACON_STATE_READ_TIMES);

        let len = bytes.len();
        let result = Self::from_ssz_bytes(bytes).map_err(Into::into);

        metrics::stop_timer(timer);
        metrics::inc_counter(&metrics::BEACON_STATE_READ_COUNT);
        metrics::inc_counter_by(&metrics::BEACON_STATE_READ_BYTES, len as i64);

        result
    }
}

--- 
+++ 
@@ -9,25 +9,25 @@
     }
 
     fn as_store_bytes(&self) -> Vec<u8> {
-        let timer = metrics::start_timer(&metrics::BEACON_STATE_WRITE_TIMES);
+        let timer = metrics::start_timer(&metrics::BEACON_BLOCK_WRITE_TIMES);
         let bytes = self.as_ssz_bytes();
 
         metrics::stop_timer(timer);
-        metrics::inc_counter(&metrics::BEACON_STATE_WRITE_COUNT);
-        metrics::inc_counter_by(&metrics::BEACON_STATE_WRITE_BYTES, bytes.len() as i64);
+        metrics::inc_counter(&metrics::BEACON_BLOCK_WRITE_COUNT);
+        metrics::inc_counter_by(&metrics::BEACON_BLOCK_WRITE_BYTES, bytes.len() as i64);
 
         bytes
     }
 
     fn from_store_bytes(bytes: &mut [u8]) -> Result<Self, Error> {
-        let timer = metrics::start_timer(&metrics::BEACON_STATE_READ_TIMES);
+        let timer = metrics::start_timer(&metrics::BEACON_BLOCK_READ_TIMES);
 
         let len = bytes.len();
         let result = Self::from_ssz_bytes(bytes).map_err(Into::into);
 
         metrics::stop_timer(timer);
-        metrics::inc_counter(&metrics::BEACON_STATE_READ_COUNT);
-        metrics::inc_counter_by(&metrics::BEACON_STATE_READ_BYTES, len as i64);
+        metrics::inc_counter(&metrics::BEACON_BLOCK_READ_COUNT);
+        metrics::inc_counter_by(&metrics::BEACON_BLOCK_READ_BYTES, len as i64);
 
         result
     }
Fix store block read metrics
