diff --git a/system/loggerd/README.md b/system/loggerd/README.md
index 714e4242a04508..ae93d9e945b3bc 100644
--- a/system/loggerd/README.md
+++ b/system/loggerd/README.md
@@ -8,7 +8,7 @@ Check out our [python library](https://github.com/commaai/openpilot/blob/master/
 
 For each segment, openpilot records the following log types:
 
-## rlog.bz2
+## rlog
 
 rlogs contain all the messages passed amongst openpilot's processes. See [cereal/services.py](https://github.com/commaai/cereal/blob/master/services.py) for a list of all the logged services. They're a bzip2 archive of the serialized capnproto messages.
 
@@ -19,7 +19,7 @@ Each camera stream is H.265 encoded and written to its respective file.
 * ecamera.hevc is the wide road camera
 * dcamera.hevc is the driver camera
 
-## qlog.bz2 & qcamera.ts
+## qlog & qcamera
 
 qlogs are a decimated subset of the rlogs. Check out [cereal/services.py](https://github.com/commaai/cereal/blob/master/services.py) for the decimation.
 
diff --git a/system/loggerd/uploader.py b/system/loggerd/uploader.py
index 9413c9cff033cd..ee16193cd259d1 100755
--- a/system/loggerd/uploader.py
+++ b/system/loggerd/uploader.py
@@ -26,7 +26,7 @@
 UPLOAD_ATTR_VALUE = b'1'
 
 UPLOAD_QLOG_QCAM_MAX_SIZE = 5 * 1e6  # MB
-LOG_COMPRESSION_LEVEL = 10
+LOG_COMPRESSION_LEVEL = 10  # little benefit up to level 15. level ~17 is a small step change
 
 allow_sleep = bool(os.getenv("UPLOADER_SLEEP", "1"))
 force_wifi = os.getenv("FORCEWIFI") is not None