php-cgi.bin (0.0) - [3425] Удаленный хост отклонил попытку подключения. Сбой сервера
Постоянная проблема в течение нескольких месяцев, случайная отправка 500 ошибок клиенту примерно один раз или более в неделю. Далее следует ошибка, которую клиент получает до перезапуска Zend через эмулятор 5250. Наш сервер IBMi AS/400 работает под управлением Zendserver 7
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Contact the server administrator at [no address given] to inform them of the time this error occurred, and the actions you performed just before this error.
More information about this error may be available in the server error log.
Additionally, error 500 Internal Server Error was encountered while attempting to use ErrorDocument to handle the request.
ЕДИНСТВЕННЫЕ ошибки во время, когда сервер перестал отвечать, мы получаем в журналах Apache, как показано ниже. Любые другие ошибки (в журналах PHP или журналах Zendserver) не близки к отметке времени сбоя сервера. Приведенная ниже ошибка неоднократно появляется, когда на сервере возникают проблемы.
[Mon Feb 18 14:35:52.082696 2019] [ibm_ssl:error] [pid 230675:tid 00000401] ZSRV_MSG0251: Secure sockets handshake timed out, error = 6011.
[Mon Feb 18 14:35:52.082784 2019] [ibm_ssl:error] [pid 230675:tid 00000401] ZSRV_MSG0281: SSL: 69.213.8.13.
[Mon Feb 18 14:35:52.089664 2019] [ibm_ssl:error] [pid 230675:tid 000003DC] ZSRV_MSG0251: Secure sockets handshake timed out, error = 6011.
[Mon Feb 18 14:35:52.089680 2019] [ibm_ssl:error] [pid 230675:tid 000003DC] ZSRV_MSG0281: SSL: 69.213.8.13.
...
[Mon Feb 18 14:38:20.769832 2019] [zend_enabler:error] [pid 230675:tid 000003F3] Can not connect() to /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3425] A remote host refused an attempted connect operation.
[Mon Feb 18 14:38:20.887512 2019] [zend_enabler:error] [pid 230675:tid 000003DE] Can not read response from /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3447] A remote host did not respond within the timeout period.
[Mon Feb 18 14:38:24.841288 2019] [zend_enabler:error] [pid 230675:tid 000003F5] Can not read response from /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3447] A remote host did not respond within the timeout period.
[Mon Feb 18 14:38:25.964048 2019] [zend_enabler:error] [pid 230675:tid 000003E1] Can not read response from /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3447] A remote host did not respond within the timeout period.
[Mon Feb 18 14:38:25.964528 2019] [zend_enabler:error] [pid 230675:tid 000003E1] Can not connect() to /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3425] A remote host refused an attempted connect operation.
[Mon Feb 18 14:38:25.966320 2019] [zend_enabler:error] [pid 230675:tid 000003E1] Can not connect() to /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3425] A remote host refused an attempted connect operation.
[Mon Feb 18 14:38:25.966600 2019] [zend_enabler:error] [pid 230675:tid 000003E1] Can not connect() to /usr/local/zendphp7/bin/php-cgi.bin (0.0) - [3425] A remote host refused an attempted connect operation.
Ниже приведено состояние заданий, связанных с Zend, когда сервер отправляет 500 ошибок.
ZENDPHP7 QTMHHTTP BCH .0 PGM-QZHBMAIN SIGW
ZENDPHP7 QTMHHTTP BCI .0 PGM-QZSRLOG SIGW
ZENDPHP7 QTMHHTTP BCI .0 PGM-QZSRLOG SIGW
ZENDPHP7 QTMHHTTP BCI .0 PGM-QZSRHTTP SIGW
ZENDPHP7 QTMHHTTP BCI .0 PGM-zfcgi SELW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi THDW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi THDW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi SELW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi SELW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZENDPHP7 QTMHHTTP BCI .0 PGM-php-cgi.bi TIMW
ZSDEPLMNG QTMHHTTP BCI .0 PGM-watchdog THDW
ZSDEPLMNG QTMHHTTP BCI .0 PGM-zdd RUN
ZSJAVA_BRG QTMHHTTP BCI .0 PGM-watchdog THDW
ZSJAVA_BRG QTMHHTTP BCI .0 PGM-jFromPASE EVTW
ZSJAVA_BRG QTMHHTTP BCI .0 JVM-com.zend.j SELW
ZSMONMNG QTMHHTTP BCI .0 PGM-watchdog THDW
ZSMONMNG QTMHHTTP BCI .0 PGM-MonitorNod SELW
Не знаю, куда идти отсюда, Google не помог.