Handle missing worker pid files.
Handle missing worker pid files.

square/kochiku,square/kochiku,square/kochiku,rudle/kochiku,square/kochiku,rudle/kochiku,IoraHealth/kochiku,moshez/kochiku,IoraHealth/kochiku,rudle/kochiku,rudle/kochiku,moshez/kochiku,moshez/kochiku,moshez/kochiku,IoraHealth/kochiku