getsockopt(556, SOL_SOCKET, SO_ERROR, [0], [4]) = 0
accept4(10, 0x7ffd02e26b90, [110], SOCK_NONBLOCK) = -1 EAGAIN (Resource temporarily unavailable)
[pid 27364] getsockopt(556, SOL_SOCKET, SO_ERROR, [0], [4]) = 0
[pid 27364] writev(556, [{"POST /test?arg=value HTT"..., 493}, {"v=1&_v=j44&a=124365396&t=554343"..., 573}, {"D0%BE%D0%B9%2C%20%D0%BB%D1%83%D1"..., 3238}], 3) = 4304
[pid 27364] recvfrom(45, 0x7ffd02e26bff, 1, 2, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
[pid 27364] recvfrom(151, "\26", 1, MSG_PEEK, NULL, NULL) = 1