ngx_nonblocking_n  505 src/core/ngx_connection.c                                   ngx_nonblocking_n " %V failed",
ngx_nonblocking_n 3075 src/core/ngx_resolver.c                       ngx_nonblocking_n " failed");
ngx_nonblocking_n  322 src/core/ngx_syslog.c                       ngx_nonblocking_n " failed");
ngx_nonblocking_n  192 src/event/ngx_event_accept.c                                   ngx_nonblocking_n " failed");
ngx_nonblocking_n   64 src/event/ngx_event_connect.c                       ngx_nonblocking_n " failed");
ngx_nonblocking_n  131 src/os/unix/ngx_process.c                           ngx_nonblocking_n " failed while spawning \"%s\"",
ngx_nonblocking_n  139 src/os/unix/ngx_process.c                           ngx_nonblocking_n " failed while spawning \"%s\"",