Get new pid after daemonizing.
Get new pid after daemonizing.

hhy5861/GearmanManager,yonglehou/GearmanManager,lvbaosong/GearmanManager,hechunwen/GearmanManager,hhy5861/GearmanManager,yonglehou/GearmanManager,productsupcom/GearmanManager,brianlmoon/GearmanManager,hechunwen/GearmanManager,productsupcom/GearmanManager