diff --git a/piker/data/cli.py b/piker/data/cli.py
index 29ccf2cf..554048a4 100644
--- a/piker/data/cli.py
+++ b/piker/data/cli.py
@@ -126,7 +126,7 @@ def ms_stream(
 )
 @click.argument('symbols', nargs=-1)
 @click.pass_obj
-def ms_shell(
+def storesh(
     config,
     tl,
     host,
@@ -137,43 +137,18 @@ def ms_shell(
     Start an IPython shell ready to query the local marketstore db.
 
     '''
-    from piker.data.marketstore import backfill_history_diff
+    from piker.data.marketstore import tsdb_history_update
     from piker._daemon import open_piker_runtime
 
     async def main():
         nonlocal symbols
 
         async with open_piker_runtime(
-            'ms_shell',
+            'storesh',
             enable_modules=['piker.data._ahab'],
         ):
-            try:
-                await backfill_history_diff()
-            except OSError:
-                # TODO: write magics to query marketstore
-
-                sym = symbols[0]
-                symbol, _, broker = sym.rpartition('.')
-                # (maybe) allocate shm array for this broker/symbol which will
-                # be used for fast near-term history capture and processing.
-                shm, opened = maybe_open_shm_array(
-                    key=sym,
-                    dtype=base_iohlc_dtype,
-                )
-                # load anything found in shm
-                from numpy.lib.recfunctions import structured_to_unstructured
-                mxmn = structured_to_unstructured(
-                    shm.array[['low', 'high']],
-                    # dtype=[('mxmn', '<f8'), ('index', '<i8')],
-                ).flatten()
-
-                from piker.ui._compression import downsample
-                xd, yd = downsample(
-                    y=mxmn,
-                    x=np.arange(len(mxmn)),
-                    bins=4,
-                )
-                await tractor.breakpoint()
+            symbol = symbols[0]
+            await tsdb_history_update(symbol)
 
     trio.run(main)
 
@@ -184,10 +159,11 @@ def ms_shell(
 @click.argument('name', nargs=1, required=True)
 @click.pass_obj
 def ingest(config, name, test_file, tl):
-    """Ingest real-time broker quotes and ticks to a marketstore instance.
-    """
+    '''
+    Ingest real-time broker quotes and ticks to a marketstore instance.
+
+    '''
     # global opts
-    brokermods = config['brokermods']
     loglevel = config['loglevel']
     tractorloglevel = config['tractorloglevel']
     # log = config['log']
diff --git a/piker/data/marketstore.py b/piker/data/marketstore.py
index 887df45e..a1a54edb 100644
--- a/piker/data/marketstore.py
+++ b/piker/data/marketstore.py
@@ -444,6 +444,9 @@ async def tsdb_history_update(
                 if err:
                     raise MarketStoreError(err)
 
+        from tractor.trionics import ipython_embed
+        await ipython_embed()
+
 
 async def ingest_quote_stream(
     symbols: list[str],