rnewson commented on issue #2225:
URL: https://github.com/apache/couchdb/issues/2225#issuecomment-755423622
Confirmed that the `cache_grv` work achieves this. I print the GRV within
the fold_docs transaction and the get_body_wait transactions and they are all
the same.
```diff
diff --git a/src/fabric/src/fabric2_db.erl b/src/fabric/src/fabric2_db.erl
index a310470ea..352b30946 100644
--- a/src/fabric/src/fabric2_db.erl
+++ b/src/fabric/src/fabric2_db.erl
@@ -946,9 +946,12 @@ fold_docs(Db, UserFun, UserAcc0, Options) ->
fabric2_fdb:transactional(Db, fun(TxDb) ->
try
#{
+ tx := Tx,
db_prefix := DbPrefix
} = TxDb,
+couch_log:error("fold_docs ~p", [erlfdb:wait(erlfdb:get_read_version(Tx))]),
Prefix = erlfdb_tuple:pack({?DB_ALL_DOCS}, DbPrefix),
Meta = get_all_docs_meta(TxDb, Options),
diff --git a/src/fabric/src/fabric2_fdb.erl b/src/fabric/src/fabric2_fdb.erl
index 5394f27bb..8b2a19535 100644
--- a/src/fabric/src/fabric2_fdb.erl
+++ b/src/fabric/src/fabric2_fdb.erl
@@ -772,7 +772,7 @@ get_doc_body_wait(#{} = Db0, DocId, RevInfo, Future) ->
#{
tx := Tx
} = Db = ensure_current(Db0),
-
+ couch_log:error("get_doc_body ~p",
[erlfdb:wait(erlfdb:get_read_version(Tx))]),
#{
rev_id := {RevPos, Rev},
rev_path := RevPath
```
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