diff --git a/netfetch/src/ca/conn.rs b/netfetch/src/ca/conn.rs
index f0dbfc6..927c792 100644
--- a/netfetch/src/ca/conn.rs
+++ b/netfetch/src/ca/conn.rs
@@ -1,20 +1,31 @@
-use super::proto::{self, CaItem, CaMsg, CaMsgTy, CaProto};
+use super::proto;
+use super::proto::CaItem;
+use super::proto::CaMsg;
+use super::proto::CaMsgTy;
+use super::proto::CaProto;
 use super::store::DataStore;
-use super::{ExtraInsertsConf, IngestCommons};
+use super::ExtraInsertsConf;
+use super::IngestCommons;
 use crate::bsread::ChannelDescDecoded;
-use crate::ca::proto::{CreateChan, EventAdd};
+use crate::ca::proto::CreateChan;
+use crate::ca::proto::EventAdd;
 use crate::ca::store::ChannelRegistry;
 use crate::series::{Existence, SeriesId};
-use crate::store::{
-    ChannelInfoItem, ChannelStatus, ChannelStatusItem, CommonInsertItemQueueSender, ConnectionStatus,
-    ConnectionStatusItem, InsertItem, IvlItem, MuteItem, QueryItem,
-};
+use crate::store::ChannelInfoItem;
+use crate::store::ChannelStatus;
+use crate::store::ChannelStatusItem;
+use crate::store::CommonInsertItemQueueSender;
+use crate::store::ConnectionStatus;
+use crate::store::ConnectionStatusItem;
+use crate::store::{InsertItem, IvlItem, MuteItem, QueryItem};
 use async_channel::Sender;
 use err::Error;
 use futures_util::stream::FuturesOrdered;
 use futures_util::{Future, FutureExt, Stream, StreamExt, TryFutureExt};
 use log::*;
 use netpod::timeunits::*;
+use netpod::TS_MSP_GRID_SPACING;
+use netpod::TS_MSP_GRID_UNIT;
 use netpod::{ScalarType, Shape};
 use serde::Serialize;
 use stats::{CaConnStats, IntervalEma};
@@ -930,7 +941,7 @@ impl CaConn {
         let ts_msp_last = st.ts_msp_last;
         let inserted_in_ts_msp = st.inserted_in_ts_msp;
         // TODO get event timestamp from channel access field
-        let ts_msp_grid = (ts / (SEC * 10 * 6 * 2)) as u32 * (6 * 2);
+        let ts_msp_grid = (ts / TS_MSP_GRID_UNIT / TS_MSP_GRID_SPACING * TS_MSP_GRID_SPACING) as u32;
         let ts_msp_grid = if st.ts_msp_grid_last != ts_msp_grid {
             st.ts_msp_grid_last = ts_msp_grid;
             Some(ts_msp_grid)
diff --git a/netfetch/src/conf.rs b/netfetch/src/conf.rs
index 5eaa4fb..abbdfef 100644
--- a/netfetch/src/conf.rs
+++ b/netfetch/src/conf.rs
@@ -208,14 +208,8 @@ pub async fn parse_config(config: PathBuf) -> Result<(CaIngestOpts, Vec<String>)
     file.read_to_end(&mut buf).await?;
     let lines = buf.split(|&x| x == 0x0a);
     let mut channels = Vec::new();
-    let mut i = 0;
     for line in lines {
         let line = String::from_utf8_lossy(line);
-        if i < 50 {
-            eprintln!("line has {}", line.len());
-            eprintln!("parse line {line}");
-        }
-        i += 1;
         let use_line = if let Some(_cs) = re_p.captures(&line) {
             true
         } else if re_n.is_match(&line) {
diff --git a/netfetch/src/store.rs b/netfetch/src/store.rs
index d6bd6db..637027d 100644
--- a/netfetch/src/store.rs
+++ b/netfetch/src/store.rs
@@ -16,7 +16,7 @@ use std::task::{Context, Poll};
 use std::time::{Duration, Instant, SystemTime};
 use tokio::sync::Mutex as TokMx;
 
-pub const CONNECTION_STATUS_DIV: u64 = netpod::timeunits::DAY;
+pub use netpod::CONNECTION_STATUS_DIV;
 
 #[derive(Debug)]
 pub enum Error {