diff --git a/lib/models/formats/ogr.js b/lib/models/formats/ogr.js
index f2aefa87..eee2ffc6 100644
--- a/lib/models/formats/ogr.js
+++ b/lib/models/formats/ogr.js
@@ -1,7 +1,5 @@
 'use strict';
 
-var serverOptions = require('./../../server-options');
-var { logger } = serverOptions();
 var crypto = require('crypto');
 var uuid = require('uuid');
 var step = require('step');
@@ -245,24 +243,19 @@ OgrFormat.prototype.toOGR_SingleFile = function (options, fmt, callback) {
 OgrFormat.prototype.sendResponse = function (opts, callback) {
     var exportRequest = new ExportRequest(opts.sink, callback, opts.beforeSink);
 
-    logger.info({ custom: true }, 'sendResponse');
-
     this.generate(opts, function (err, dumpfile) {
         if (opts.profiler) {
             opts.profiler.done('generate');
         }
         step(
             function sendResult () {
-                logger.info({ custom: true }, 'sendResult');
                 if (err) {
-                    logger.info({ custom: true }, 'sendResult: error');
                     exportRequest.cb(err);
                     return true;
                 }
                 exportRequest.sendFile(dumpfile, this);
             },
             function cleanup () {
-                logger.info({ custom: true }, 'cleanup');
                 // unlink dump file (sync to avoid race condition)
                 console.log('removing', dumpfile);
                 try { fs.unlinkSync(dumpfile); } catch (e) {
@@ -286,7 +279,6 @@ function ExportRequest (ostream, callback, beforeSink) {
     var that = this;
 
     this.ostream.on('close', function () {
-        logger.info({ custom: true }, 'close ExportRequest');
         that.canceled = true;
         if (that.istream) {
             that.istream.destroy();
@@ -296,7 +288,6 @@ function ExportRequest (ostream, callback, beforeSink) {
 
 ExportRequest.prototype.sendFile = function (filename, callback) {
     if (this.canceled) {
-        logger.info({ custom: true }, 'sendFile canceled');
         return callback();
     }
 
@@ -307,8 +298,6 @@ ExportRequest.prototype.sendFile = function (filename, callback) {
                 that.beforeSink();
             }
 
-            logger.info({ custom: true }, 'sendFile: open');
-
             that.istream
                 .pipe(that.ostream)
                 .on('end', () => {
@@ -321,7 +310,6 @@ ExportRequest.prototype.sendFile = function (filename, callback) {
                 });
         })
         .on('error', function (e) {
-            logger.info({ custom: true }, 'sendFile: error');
             console.log("Can't send response: " + e);
             that.read = true;
             that.ostream.end();
@@ -329,13 +317,11 @@ ExportRequest.prototype.sendFile = function (filename, callback) {
             callback();
         })
         .on('end', () => {
-            logger.info({ custom: true }, 'sendFile: end');
             that.read = true;
             that.cb();
             callback();
         })
         .on('close', () => {
-            logger.info({ custom: true }, 'sendFile: close');
             if (!that.read) { // NOTE: Covering 304 responses, when the 'ostream' is closed after 'pipe'
                 callback();
             }