diff --git a/lib/flickrclient.php b/lib/flickrclient.php
index de57c328b83..ffe11588519 100644
--- a/lib/flickrclient.php
+++ b/lib/flickrclient.php
@@ -235,6 +235,9 @@ class flickr_client extends oauth_helper {
 
         $response = $this->http->post(self::UPLOAD_ROOT, $params);
 
+        // Reset http header and options to prepare for the next request.
+        $this->reset_state();
+
         if ($response) {
             $xml = simplexml_load_string($response);
 
@@ -254,4 +257,14 @@ class flickr_client extends oauth_helper {
             throw new moodle_exception('flickr_upload_error', 'core_error', '', null, $response);
         }
     }
+
+    /**
+     * Resets curl state.
+     *
+     * @return void
+     */
+    public function reset_state(): void {
+        $this->http->cleanopt();
+        $this->http->resetHeader();
+    }
 }
diff --git a/lib/portfoliolib.php b/lib/portfoliolib.php
index cc00cc5b8a2..97c1b56bd2c 100644
--- a/lib/portfoliolib.php
+++ b/lib/portfoliolib.php
@@ -1028,15 +1028,15 @@ function portfolio_filesize_info() {
 function portfolio_expected_time_db($recordcount) {
     global $CFG;
 
-    if (empty($CFG->portfolio_moderate_dbsize_threshold)) {
-        set_config('portfolio_moderate_dbsize_threshold', 10);
+    if (empty($CFG->portfolio_moderate_db_threshold)) {
+        set_config('portfolio_moderate_db_threshold', 20);
     }
-    if (empty($CFG->portfolio_high_dbsize_threshold)) {
-        set_config('portfolio_high_dbsize_threshold', 50);
+    if (empty($CFG->portfolio_high_db_threshold)) {
+        set_config('portfolio_high_db_threshold', 50);
     }
-    if ($recordcount < $CFG->portfolio_moderate_dbsize_threshold) {
+    if ($recordcount < $CFG->portfolio_moderate_db_threshold) {
         return PORTFOLIO_TIME_LOW;
-    } else if ($recordcount < $CFG->portfolio_high_dbsize_threshold) {
+    } else if ($recordcount < $CFG->portfolio_high_db_threshold) {
         return PORTFOLIO_TIME_MODERATE;
     }
     return PORTFOLIO_TIME_HIGH;