Hi, > after we format it, start to copy back the data (about 250GB) from nfs. > after about 2 minutes the kernel crash with some kind of io error on the > 3ware controller. unfortunately we don't have time to write down the > kernel's error message since this is one of our production enviroment > server. what's more I wouldn't like to buy more such card to play with if > it's not well functional. you can read the kernel log after that crash at > the end of this mail. We had the same problem using SuSE-8.0/2.4.18. We 'solved' the problem using 6+1 - Raid-5 and removed the 8. disk. Now the last disk is a cold spare ;-). This work well for a couple of months uptime. aka Andreas.Kahnt@xxxxxxxxx