在 AWS m4large 实例上运行 php7 并遇到 php7.1-fpm 问题。
它可以很好地提供单个连接，但是一旦我开始运行，即使是最少量的流量 fpm 也会开始产生很多孩子。
我只是提供一个 phpinfo 页面，所以这里没有显着的内存使用。
如果我运行，ab -n 10 -c 10 https://example.com/index.php我会立即在我的 fpm 日志中收到以下消息。
[27-Apr-2017 10:26:00] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 8 children, there are 0 idle, and 12 total children
[27-Apr-2017 10:26:01] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 16 children, there are 0 idle, and 17 total children
[27-Apr-2017 10:26:02] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 22 total children
[27-Apr-2017 10:26:03] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 27 total children
[27-Apr-2017 10:26:04] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 32 total children
[27-Apr-2017 10:26:05] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 37 total children
[27-Apr-2017 10:26:06] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 42 total children
[27-Apr-2017 10:26:07] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 47 total children
[27-Apr-2017 10:26:08] WARNING: [pool www] server reached pm.max_children setting (50), consider raising it
这是我的 fpm 设置
[global]
pid = /var/run/php/php7.1-fpm.pid
error_log = /var/log/php7.1-fpm.log
syslog.ident = php-fpm
syslog.facility = 24
log_level = NOTICE
process.max = 0
process.priority = undefined
daemonize = yes
rlimit_files = 0
rlimit_core = 0
events.mechanism = epoll
systemd_interval = 10s
[www]
prefix = undefined
user = www-data
group = www-data
listen = /var/run/php7.1-fpm.sock
listen.backlog = -1
listen.owner = www-data
listen.group = www-data
listen.mode = 0660
listen.allowed_clients = undefined
process.priority = undefined
pm = dynamic
pm.max_children = 50
pm.start_servers = 5
pm.min_spare_servers = 5
pm.max_spare_servers = 35
pm.process_idle_timeout = 10
pm.max_requests = 0
pm.status_path = undefined
ping.path = undefined
ping.response = undefined
access.log = undefined
access.format = %R - %u %t%m %r%s
slowlog = /var/log/php-fpm/www-slow.log
request_slowlog_timeout = 0s
request_terminate_timeout = 0s
rlimit_files = 0
rlimit_core = 0
chroot = undefined
chdir = undefined
catch_workers_output = no
clear_env = yes
security.limit_extensions = .php .phar
我一直在玩我的最小/最大服务器设置，它是 50 还是 100 都没关系。
有什么帮助吗？什么可能导致这崩溃？