Patrick Spinler wrote:
How much good would a write barrier do on a linux on z/VM anyway? Would a barrier message from a linux kernel, through a minidisk and minidisk cache, through a cp device, to a disk controller, through the controller's cache preserve a barrier operation? (Please correct the i/o path as appropriate)
H'mm, why not skip all of that, let's fall back to IDEs on System z ;-) Config an AOE kernel-module initiator on your zLinux and hook up some PCs with x by 1TB IDEs to your LAN switch. Make sure they run Linux and vblade target. No routing involved/allowed, no TCP stack involved. I wonder if the QETH/QDIO driver would support this? Layer2 configured spare 10GB OSA Port anybody ;-) http://en.wikipedia.org/wiki/ATA_over_Ethernet H'mm SLES-10 ships with aoe.ko........ mark ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
