Revert unintentional log timestamp format change

Signed-off-by: Joas Schilling <coding@schilljs.com>

2 files changed, 3 insertions, 3 deletions

diff --git a/lib/private/Console/TimestampFormatter.php b/lib/private/Console/TimestampFormatter.php
index d68db95f645..66dd38e6ac3 100644
--- a/lib/private/Console/TimestampFormatter.php
+++ b/lib/private/Console/TimestampFormatter.php
@@ -97,11 +97,11 @@ class TimestampFormatter implements OutputFormatterInterface {
 	 */
 	public function format($message) {
 
-		$timeZone = $this->config->getSystemValue('logtimezone', null);
+		$timeZone = $this->config->getSystemValue('logtimezone', 'UTC');
 		$timeZone = $timeZone !== null ? new \DateTimeZone($timeZone) : null;
 
 		$time = new \DateTime('now', $timeZone);
-		$timestampInfo = $time->format($this->config->getSystemValue('logdateformat', \DateTime::ISO8601));
+		$timestampInfo = $time->format($this->config->getSystemValue('logdateformat', \DateTime::ATOM));
 
 		return $timestampInfo . ' ' . $this->formatter->format($message);
 	}
diff --git a/lib/private/Log/File.php b/lib/private/Log/File.php
index d41ab83c804..be8b72b3a3f 100644
--- a/lib/private/Log/File.php
+++ b/lib/private/Log/File.php
@@ -75,7 +75,7 @@ class File {
 		$config = \OC::$server->getSystemConfig();
 
 		// default to ISO8601
-		$format = $config->getValue('logdateformat', \DateTime::ISO8601);
+		$format = $config->getValue('logdateformat', \DateTime::ATOM);
 		$logTimeZone = $config->getValue('logtimezone', 'UTC');
 		try {
 			$timezone = new \DateTimeZone($logTimeZone);