RuntimeException: Failed to write to socket: fwrite():

[sanoopuio]

try to connect Greylog via TCP shows below error

RuntimeException: Failed to write to socket: fwrite(): Send of 2897 bytes failed with errno=32 Broken pipe (8) in Gelf\Transport\StreamSocketClient->write() (line 226 of /app/vendor/graylog2/gelf-php/src/Gelf/Transport/StreamSocketClient.php).

[dakorpar]

See #154 if it helps.

[AdvermaMarkenkommunikation]

It is not #154

root@dea892f5a17c:/var/www/importer-command# bin/console products:import -vvv

In StreamSocketClient.php line 139:
                                                                                                       
  [RuntimeException]                                                                                   
  Failed to write to socket: fwrite(): Send of 368 bytes failed with errno=111 Connection refused (8)  
                                                                                                       
Exception trace:
  at /var/www/importer-command/vendor/graylog2/gelf-php/src/Gelf/Transport/StreamSocketClient.php:139
 Gelf\Transport\StreamSocketClient->write() at /var/www/importer-command/vendor/graylog2/gelf-php/src/Gelf/Transport/UdpTransport.php:86
 Gelf\Transport\UdpTransport->send() at /var/www/importer-command/vendor/graylog2/gelf-php/src/Gelf/Publisher.php:63
 Gelf\Publisher->publish() at /var/www/importer-command/vendor/monolog/monolog/src/Monolog/Handler/GelfHandler.php:48
 Monolog\Handler\GelfHandler->write() at /var/www/importer-command/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php:44
 Monolog\Handler\AbstractProcessingHandler->handle() at /var/www/importer-command/vendor/monolog/monolog/src/Monolog/Logger.php:390
 Monolog\Logger->addRecord() at /var/www/importer-command/vendor/monolog/monolog/src/Monolog/Logger.php:593
 Monolog\Logger->debug() at /var/www/importer-command/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:280
 Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->postProcess() at /var/www/importer-command/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:133
 Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch() at /var/www/importer-command/vendor/symfony/console/Application.php:1053
 Symfony\Component\Console\Application->doRunCommand() at /var/www/importer-command/vendor/symfony/framework-bundle/Console/Application.php:123
 Symfony\Bundle\FrameworkBundle\Console\Application->doRunCommand() at /var/www/importer-command/vendor/symfony/console/Application.php:316
 Symfony\Component\Console\Application->doRun() at /var/www/importer-command/vendor/symfony/framework-bundle/Console/Application.php:77
 Symfony\Bundle\FrameworkBundle\Console\Application->doRun() at /var/www/importer-command/vendor/symfony/console/Application.php:167
 Symfony\Component\Console\Application->run() at /var/www/importer-command/vendor/symfony/runtime/Runner/Symfony/ConsoleApplicationRunner.php:49
 Symfony\Component\Runtime\Runner\Symfony\ConsoleApplicationRunner->run() at /var/www/importer-command/vendor/autoload_runtime.php:29
 require_once() at /var/www/importer-command/bin/console:15

Configuration in monolog.yml

            graylog:
                type: gelf
                publisher:
                    hostname: "%env(GRAYLOG_HOST)%"
                    port: "%env(GRAYLOG_PORT)%"

Graylog is running and is reachable:
echo 'test' | nc graylog 5555
works.