perf: Log excessive memory usage on normal requestsperf/log-excessive-memory-consumption

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

2 files changed, 14 insertions, 0 deletions

diff --git a/index.php b/index.php
index f3ed07c3572..04dbe104dc0 100644
--- a/index.php
+++ b/index.php
@@ -9,6 +9,7 @@ declare(strict_types=1);
  */
 
 require_once __DIR__ . '/lib/versioncheck.php';
+$memoryBefore = memory_get_usage();
 
 use OC\ServiceUnavailableException;
 use OC\User\LoginException;
@@ -104,4 +105,10 @@ try {
 		throw $ex;
 	}
 	OC_Template::printExceptionErrorPage($ex, 500);
+} finally {
+	$memoryAfter = memory_get_usage();
+	if ($memoryAfter - $memoryBefore > 400_000_000) {
+		$message = 'Used memory was more than 400 MB: ' . \OCP\Util::humanFileSize($memoryAfter - $memoryBefore);
+		\OCP\Server::get(LoggerInterface::class)->warning($message);
+	}
 }
diff --git a/ocs/v1.php b/ocs/v1.php
index 7205f4a26b7..c1db0f44c1b 100644
--- a/ocs/v1.php
+++ b/ocs/v1.php
@@ -9,6 +9,7 @@ declare(strict_types=1);
  */
 
 require_once __DIR__ . '/../lib/versioncheck.php';
+$memoryBefore = memory_get_usage();
 require_once __DIR__ . '/../lib/base.php';
 
 use OC\OCS\ApiHelper;
@@ -70,4 +71,10 @@ try {
 		// Just to be save
 	}
 	ApiHelper::respond(OCSController::RESPOND_SERVER_ERROR, $txt);
+} finally {
+	$memoryAfter = memory_get_usage();
+	if ($memoryAfter - $memoryBefore > 400_000_000) {
+		$message = 'Used memory was more than 400 MB: ' . \OCP\Util::humanFileSize($memoryAfter - $memoryBefore);
+		\OCP\Server::get(LoggerInterface::class)->warning($message);
+	}
 }