getsockname(3, {sa_family=AF_LOCAL, NULL}, [2]) = 0
getpeername(3, {sa_family=AF_LOCAL, sun_path="/var/run/docker.sock"}, [23]) = 0
clock_gettime(CLOCK_MONOTONIC, {2831333, 601816861}) = 0
read(3, 0xc2080de000, 4096)             = -1 EAGAIN (Resource temporarily unavailable)
clock_gettime(CLOCK_MONOTONIC, {2831333, 602016298}) = 0
write(3, "GET /v1.14/containers/json?all=1"..., 136) = 136
epoll_wait(4, {{EPOLLOUT, {u32=136823616, u64=139646703485760}}}, 128, 0) = 1
epoll_wait(4,