diff --git a/crates/disk/src/aggtest.rs b/crates/disk/src/aggtest.rs
index b0aeb66..161b818 100644
--- a/crates/disk/src/aggtest.rs
+++ b/crates/disk/src/aggtest.rs
@@ -1,5 +1,5 @@
-use crate::eventblobs::EventChunkerMultifile;
 use crate::eventchunker::EventChunkerConf;
+use crate::eventchunkermultifile::EventChunkerMultifile;
 use crate::AggQuerySingleChannel;
 use crate::SfDbChConf;
 use err::Error;
@@ -140,7 +140,7 @@ async fn agg_x_dim_1_inner() {
     // TODO let upstream already provide DiskIoTune:
     let mut disk_io_tune = DiskIoTune::default_for_testing();
     disk_io_tune.read_buffer_len = query.buffer_size as usize;
-    let fut1 = super::eventblobs::EventChunkerMultifile::new(
+    let fut1 = super::eventchunkermultifile::EventChunkerMultifile::new(
         range.clone(),
         fetch_info,
         node.clone(),
diff --git a/crates/disk/src/decode.rs b/crates/disk/src/decode.rs
index bb23505..6726e79 100644
--- a/crates/disk/src/decode.rs
+++ b/crates/disk/src/decode.rs
@@ -1,4 +1,4 @@
-use crate::eventblobs::EventChunkerMultifile;
+use crate::eventchunkermultifile::EventChunkerMultifile;
 use err::Error;
 use futures_util::Stream;
 use futures_util::StreamExt;
diff --git a/crates/disk/src/disk.rs b/crates/disk/src/disk.rs
index 82e6aad..0125486 100644
--- a/crates/disk/src/disk.rs
+++ b/crates/disk/src/disk.rs
@@ -5,8 +5,8 @@ pub mod cache;
 pub mod channelconfig;
 pub mod dataopen;
 pub mod decode;
-pub mod eventblobs;
 pub mod eventchunker;
+pub mod eventchunkermultifile;
 pub mod frame;
 pub mod gen;
 pub mod index;
diff --git a/crates/disk/src/eventblobs.rs b/crates/disk/src/eventchunkermultifile.rs
similarity index 97%
rename from crates/disk/src/eventblobs.rs
rename to crates/disk/src/eventchunkermultifile.rs
index 1c071c8..b9e6647 100644
--- a/crates/disk/src/eventblobs.rs
+++ b/crates/disk/src/eventchunkermultifile.rs
@@ -185,7 +185,7 @@ impl Stream for EventChunkerMultifile {
                                     let mut ofs = ofs;
                                     let file = ofs.files.pop().unwrap();
                                     let path = file.path;
-                                    let msg = format!("handle OFS {:?}", ofs);
+                                    let msg = format!("use opened files {:?}", ofs);
                                     let item = LogItem::from_node(self.node_ix, Level::DEBUG, msg);
                                     match file.file {
                                         Some(file) => {
@@ -211,12 +211,12 @@ impl Stream for EventChunkerMultifile {
                                     }
                                     Ready(Some(Ok(StreamItem::Log(item))))
                                 } else if ofs.files.len() == 0 {
-                                    let msg = format!("handle OFS {:?}  NO FILES", ofs);
+                                    let msg = format!("use opened files {:?}  no files", ofs);
                                     let item = LogItem::from_node(self.node_ix, Level::DEBUG, msg);
                                     Ready(Some(Ok(StreamItem::Log(item))))
                                 } else {
-                                    let paths: Vec<_> = ofs.files.iter().map(|x| &x.path).collect();
-                                    let msg = format!("handle OFS MERGED timebin {}  {:?}", ofs.timebin, paths);
+                                    // let paths: Vec<_> = ofs.files.iter().map(|x| &x.path).collect();
+                                    let msg = format!("use opened files {:?}  locally merged", ofs);
                                     let item = LogItem::from_node(self.node_ix, Level::DEBUG, msg);
                                     let mut chunkers = Vec::new();
                                     for of in ofs.files {
@@ -277,8 +277,8 @@ impl Stream for EventChunkerMultifile {
 #[cfg(DISABLED)]
 #[cfg(test)]
 mod test {
-    use crate::eventblobs::EventChunkerMultifile;
     use crate::eventchunker::EventChunkerConf;
+    use crate::eventchunkermultifile::EventChunkerMultifile;
     use crate::SfDbChConf;
     use err::Error;
     use futures_util::StreamExt;
diff --git a/crates/disk/src/raw/conn.rs b/crates/disk/src/raw/conn.rs
index ee197f3..ed9311a 100644
--- a/crates/disk/src/raw/conn.rs
+++ b/crates/disk/src/raw/conn.rs
@@ -1,5 +1,5 @@
-use crate::eventblobs::EventChunkerMultifile;
 use crate::eventchunker::EventChunkerConf;
+use crate::eventchunkermultifile::EventChunkerMultifile;
 use crate::raw::generated::EventBlobsGeneratorI32Test00;
 use crate::raw::generated::EventBlobsGeneratorI32Test01;
 use err::Error;