> I assume AMCC == 3ware now? > > Has anyone verified that fsync is safe on these controllers? Ie, that they > aren't caching writes and "lying" about the write completing like IDE > drives often do by default?
The higher end AMCC/3ware controllers actually warn you about using write-cache. You have to explicitly turn it on within the controller bios. They also have optional battery backed cache. Sincerely, Joshua D. Drake > -- Command Prompt, Inc., Your PostgreSQL solutions company. 503-667-4564 Custom programming, 24x7 support, managed services, and hosting Open Source Authors: plPHP, pgManage, Co-Authors: plPerlNG Reliable replication, Mammoth Replicator - http://www.commandprompt.com/ ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match