debug(CI):log open file descriptors

before_script:

  - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY

  - source environment

  - ulimit -n 9223372036854775807

  - ulimit -n 999999

  - ulimit

  - lsof | wc -l

  - sysctl fs.file-max

 # - docker pull "$CI_REGISTRY_IMAGE" || true

  - docker pull "$BASE"

  - >

      docker build

      --ulimit nofile=9223372036854775807

      --ulimit nofile=999999

      --cache-from "$CI_REGISTRY_IMAGE"

      --pull

      --build-arg "BASE=$BASE"