I have 400000+ domains, how to improve the startup speed of named。 The first startup took more than 3 hours. named version:bind-9.7.0-P1 To build with "--enable-threads " Cent OS 5.4(64Bit) Intel(R) Xeon(R) CPU E5405 @ 2.00GHz(4*2 cores) Memory: 16G -------------- ShanyiWan 2010-03-26