diff --git a/Cargo.lock b/Cargo.lock
index 2093321..b17fae6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3451,6 +3451,7 @@ dependencies = [
  "env_logger 0.10.0",
  "futures 0.3.27",
  "jsonrpc-core-client",
+ "lazy_static",
  "log 0.4.17",
  "native-tls",
  "num-traits",
diff --git a/Cargo.toml b/Cargo.toml
index cf5ef4c..a4b3607 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -70,3 +70,4 @@ num_enum = "0.6.1"
 
 config = "0.13.1"
 prometheus = "0.13.3"
+lazy_static = "1.4.0"
diff --git a/markets.json b/markets.json
index b376379..ef69ff0 100644
--- a/markets.json
+++ b/markets.json
@@ -33,6 +33,6 @@
     },
     {
         "name": "RAY/USDC",
-        "address": "DZjbn4XC8qoHKikZqzmhemykVzmossoayV9ffbsUqxV"
+        "address": "DZjbn4XC8qoHKikZqzmhemykVzmossoayV9ffbsUqxVj"
     }
 ]
\ No newline at end of file
diff --git a/src/backfill-candles/main.rs b/src/backfill-candles/main.rs
index 0321d21..e7c2b39 100644
--- a/src/backfill-candles/main.rs
+++ b/src/backfill-candles/main.rs
@@ -1,12 +1,7 @@
-
-
 use deadpool_postgres::Object;
 
 use openbook_candles::{
-    database::{
-        initialize::connect_to_database,
-        insert::{build_candles_upsert_statement},
-    },
+    database::{initialize::connect_to_database, insert::build_candles_upsert_statement},
     structs::{
         candle::Candle,
         markets::{fetch_market_infos, load_markets},
@@ -18,10 +13,9 @@ use openbook_candles::{
         minute_candles::backfill_batch_1m_candles,
     },
 };
-use std::{env};
+use std::env;
 use strum::IntoEnumIterator;
 
-
 #[tokio::main(flavor = "multi_thread", worker_threads = 10)]
 async fn main() -> anyhow::Result<()> {
     dotenv::dotenv().ok();
diff --git a/src/backfill-trades/main.rs b/src/backfill-trades/main.rs
index 23a0fb4..8ac2ec3 100644
--- a/src/backfill-trades/main.rs
+++ b/src/backfill-trades/main.rs
@@ -35,7 +35,7 @@ async fn main() -> anyhow::Result<()> {
     let market_infos = fetch_market_infos(&config, markets.clone()).await?;
     let mut target_markets = HashMap::new();
     for m in market_infos.clone() {
-        target_markets.insert(Pubkey::from_str(&m.address)?, 0);
+        target_markets.insert(Pubkey::from_str(&m.address)?, m.name);
     }
     println!("{:?}", target_markets);
 
@@ -57,7 +57,7 @@ async fn main() -> anyhow::Result<()> {
 pub async fn backfill(
     rpc_url: String,
     fill_sender: &Sender<OpenBookFillEvent>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
 ) -> anyhow::Result<()> {
     println!("backfill started");
     let mut before_sig: Option<Signature> = None;
@@ -145,7 +145,7 @@ pub async fn get_transactions(
     rpc_client: &RpcClient,
     mut sigs: Vec<RpcConfirmedTransactionStatusWithSignature>,
     fill_sender: &Sender<OpenBookFillEvent>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
 ) {
     sigs.retain(|sig| sig.err.is_none());
     if sigs.last().is_none() {
diff --git a/src/database/fetch.rs b/src/database/fetch.rs
index d0882ef..9e58f61 100644
--- a/src/database/fetch.rs
+++ b/src/database/fetch.rs
@@ -67,10 +67,7 @@ pub async fn fetch_fills_from(
     let rows = client
         .query(&stmt, &[&market_address_string, &start_time, &end_time])
         .await?;
-    Ok(rows
-        .into_iter()
-        .map(PgOpenBookFill::from_row)
-        .collect())
+    Ok(rows.into_iter().map(PgOpenBookFill::from_row).collect())
 }
 
 pub async fn fetch_latest_finished_candle(
diff --git a/src/database/initialize.rs b/src/database/initialize.rs
index d26bc42..92fd854 100644
--- a/src/database/initialize.rs
+++ b/src/database/initialize.rs
@@ -36,6 +36,7 @@ pub async fn connect_to_database() -> anyhow::Result<Pool> {
         MakeTlsConnector::new(
             TlsConnector::builder()
                 .add_root_certificate(Certificate::from_pem(&ca_cert)?)
+                // TODO: make this configurable
                 .identity(Identity::from_pkcs12(&client_key, "pass")?)
                 .danger_accept_invalid_certs(false)
                 .build()?,
diff --git a/src/server/main.rs b/src/server/main.rs
index a940956..19a8706 100644
--- a/src/server/main.rs
+++ b/src/server/main.rs
@@ -1,8 +1,9 @@
 use actix_web::{
+    http::StatusCode,
     middleware::Logger,
     rt::System,
     web::{self, Data},
-    App, HttpServer, http::StatusCode,
+    App, HttpServer,
 };
 use actix_web_prom::PrometheusMetricsBuilder;
 use candles::get_candles;
@@ -92,13 +93,10 @@ async fn main() -> std::io::Result<()> {
     // Thread to serve metrics endpoint privately
     let private_server = thread::spawn(move || {
         let sys = System::new();
-        let srv = HttpServer::new(move || {
-            App::new()
-                .wrap(private_metrics.clone())
-        })
-        .bind("0.0.0.0:9091")
-        .unwrap()
-        .run();
+        let srv = HttpServer::new(move || App::new().wrap(private_metrics.clone()))
+            .bind("0.0.0.0:9091")
+            .unwrap()
+            .run();
         sys.block_on(srv).unwrap();
     });
 
diff --git a/src/worker/main.rs b/src/worker/main.rs
index 000f0e6..95cdef9 100644
--- a/src/worker/main.rs
+++ b/src/worker/main.rs
@@ -1,8 +1,8 @@
-
 use openbook_candles::structs::candle::Candle;
 use openbook_candles::structs::markets::{fetch_market_infos, load_markets};
 use openbook_candles::structs::openbook::OpenBookFillEvent;
 use openbook_candles::utils::Config;
+use openbook_candles::worker::metrics::serve_metrics;
 use openbook_candles::worker::trade_fetching::scrape::scrape;
 use openbook_candles::{
     database::{
@@ -33,7 +33,7 @@ async fn main() -> anyhow::Result<()> {
     let market_infos = fetch_market_infos(&config, markets.clone()).await?;
     let mut target_markets = HashMap::new();
     for m in market_infos.clone() {
-        target_markets.insert(Pubkey::from_str(&m.address)?, 0);
+        target_markets.insert(Pubkey::from_str(&m.address)?, m.name);
     }
     println!("{:?}", target_markets);
 
@@ -41,7 +41,7 @@ async fn main() -> anyhow::Result<()> {
     setup_database(&pool).await?;
     let mut handles = vec![];
 
-    let (fill_sender, mut fill_receiver) = mpsc::channel::<OpenBookFillEvent>(1000);
+    let (fill_sender, mut fill_receiver) = mpsc::channel::<OpenBookFillEvent>(10000);
 
     handles.push(tokio::spawn(async move {
         scrape(&config, &fill_sender, &target_markets).await;
@@ -56,7 +56,7 @@ async fn main() -> anyhow::Result<()> {
         }
     }));
 
-    let (candle_sender, mut candle_receiver) = mpsc::channel::<Vec<Candle>>(1000);
+    let (candle_sender, mut candle_receiver) = mpsc::channel::<Vec<Candle>>(100000);
 
     for market in market_infos.into_iter() {
         let sender = candle_sender.clone();
@@ -78,6 +78,11 @@ async fn main() -> anyhow::Result<()> {
         }
     }));
 
+    handles.push(tokio::spawn(async move {
+        // TODO: this is ugly af
+        serve_metrics().await.unwrap().await.unwrap();
+    }));
+
     futures::future::join_all(handles).await;
 
     Ok(())
diff --git a/src/worker/metrics/mod.rs b/src/worker/metrics/mod.rs
new file mode 100644
index 0000000..6089970
--- /dev/null
+++ b/src/worker/metrics/mod.rs
@@ -0,0 +1,33 @@
+use actix_web::{dev::Server, http::StatusCode, App, HttpServer};
+use actix_web_prom::PrometheusMetricsBuilder;
+use lazy_static::lazy_static;
+use prometheus::{register_int_counter_vec_with_registry, IntCounterVec, Registry};
+
+lazy_static! {
+    static ref METRIC_REGISTRY: Registry =
+        Registry::new_custom(Some("openbook_candles_worker".to_string()), None).unwrap();
+    pub static ref METRIC_FILLS_TOTAL: IntCounterVec = register_int_counter_vec_with_registry!(
+        "fills_total",
+        "Total number of fills scraped",
+        &["market"],
+        METRIC_REGISTRY
+    )
+    .unwrap();
+}
+
+pub async fn serve_metrics() -> anyhow::Result<Server> {
+    let metrics = PrometheusMetricsBuilder::new("openbook_candles_worker")
+        .registry(METRIC_REGISTRY.clone())
+        .exclude("/metrics")
+        .exclude_status(StatusCode::NOT_FOUND)
+        .endpoint("/metrics")
+        .build()
+        .unwrap();
+    let server = HttpServer::new(move || App::new().wrap(metrics.clone()))
+        .bind("0.0.0.0:9091")
+        .unwrap()
+        .disable_signals()
+        .run();
+
+    Ok(server)
+}
diff --git a/src/worker/mod.rs b/src/worker/mod.rs
index 04e662b..53437ac 100644
--- a/src/worker/mod.rs
+++ b/src/worker/mod.rs
@@ -1,2 +1,3 @@
 pub mod candle_batching;
+pub mod metrics;
 pub mod trade_fetching;
diff --git a/src/worker/trade_fetching/parsing.rs b/src/worker/trade_fetching/parsing.rs
index 02c8d64..22e3fb8 100644
--- a/src/worker/trade_fetching/parsing.rs
+++ b/src/worker/trade_fetching/parsing.rs
@@ -11,7 +11,7 @@ const PROGRAM_DATA: &str = "Program data: ";
 
 pub fn parse_trades_from_openbook_txns(
     txns: &mut Vec<ClientResult<EncodedConfirmedTransactionWithStatusMeta>>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
 ) -> Vec<OpenBookFillEvent> {
     let mut fills_vector = Vec::<OpenBookFillEvent>::new();
     for txn in txns.iter_mut() {
@@ -42,7 +42,7 @@ pub fn parse_trades_from_openbook_txns(
 
 fn parse_openbook_fills_from_logs(
     logs: &Vec<String>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
     block_time: i64,
 ) -> Option<Vec<OpenBookFillEvent>> {
     let mut fills_vector = Vec::<OpenBookFillEvent>::new();
diff --git a/src/worker/trade_fetching/scrape.rs b/src/worker/trade_fetching/scrape.rs
index 6a5bf09..9c5b9c1 100644
--- a/src/worker/trade_fetching/scrape.rs
+++ b/src/worker/trade_fetching/scrape.rs
@@ -8,14 +8,16 @@ use solana_transaction_status::UiTransactionEncoding;
 use std::{collections::HashMap, str::FromStr, time::Duration as WaitDuration};
 use tokio::sync::mpsc::Sender;
 
-use crate::{structs::openbook::OpenBookFillEvent, utils::Config};
+use crate::{
+    structs::openbook::OpenBookFillEvent, utils::Config, worker::metrics::METRIC_FILLS_TOTAL,
+};
 
 use super::parsing::parse_trades_from_openbook_txns;
 
 pub async fn scrape(
     config: &Config,
     fill_sender: &Sender<OpenBookFillEvent>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
 ) {
     let rpc_client =
         RpcClient::new_with_commitment(config.rpc_url.clone(), CommitmentConfig::processed());
@@ -39,7 +41,7 @@ pub async fn scrape_transactions(
     before_sig: Option<Signature>,
     limit: Option<usize>,
     fill_sender: &Sender<OpenBookFillEvent>,
-    target_markets: &HashMap<Pubkey, u8>,
+    target_markets: &HashMap<Pubkey, String>,
 ) -> Option<Signature> {
     let rpc_config = GetConfirmedSignaturesForAddress2Config {
         before: before_sig,
@@ -96,9 +98,11 @@ pub async fn scrape_transactions(
     let fills = parse_trades_from_openbook_txns(&mut txns, target_markets);
     if !fills.is_empty() {
         for fill in fills.into_iter() {
+            let market_name = target_markets.get(&fill.market).unwrap();
             if let Err(_) = fill_sender.send(fill).await {
                 panic!("receiver dropped");
             }
+            METRIC_FILLS_TOTAL.with_label_values(&[market_name]).inc();
         }
     }