The fundamental problem with Solaris 10's current version of ZFS in aSAN failover environment is that it has no concept of locking or hostownership of ZFS pools; instead, ZFS pools are either active (imported)or inactive (exported). So, if a host crashes and you want to failover its ZFS pools, the pools are still marked as active, which meansyou must force pool import, which has catastrophic consequences if something ever goes wrong.

But it gets worse. Because hosts don'

Tabs versus windows is one of those eternal debates (well, now thatwe can have the debate at all). For a long time I was strongly on thewindow side, to the point where I didn't use tabs in Firefox at all, butI've recently relented a bit on my dislike.

For me, the core difference between the two is that windows can overlap,can be moved independently, and can be organized freely (in twodimensions). Tabs are inherently non-overlapping,

It's relatively common for DNS blocklists to want to encode a certainamount of information in their results, ranging from the source of theinformation to how reliable they consider the results. For sensiblereasons, DNS blocklists have to encode this information in the IPaddress or addresses that they return.

As it turns out, there is a useful way and a not so useful way to encodethis information, because of the limitations of mailer support for DNSBLlookups. Most mailers can ask only two questions: 'is this