I wouldn't be in too much of a hurry to blame libata, since I first noticed the problem with a 3ware SATA RAID card (model 9650SE).
-- kernel 2.6.20 disk write performance much slower than 2.6.17 https://bugs.launchpad.net/bugs/113532 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs