On 04/27/2013 08:06 PM, Curt Howland wrote:
dd if=/dev/random of=/dev/sdb or whatever it
was, USB3.
6 days later
You might have just run out of entropy on the PRNG. That and small
writes will kill you. Try:
dd if=/dev/urandom of=/dev/sdX bs=2M
next time. It should finish in
ZFS added RAIDZ3 (triple parity) was because the likelihood of hitting
another error before a resilver finishes is likely with 3TB and current
ECC on drives today.
If you're using 4 TB drives, you should be using double parity (RAID6 or 3
way mirrors).
On Sat, Apr 27, 2013 at 7:50 PM,
Even on just a silly little RAID1 mirror on a multi-Tb
array I dread seeing the various messages announcing
routine maintenance and diagnostic operations as
they take forever and don't come for free, resource-wise...
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On Saturday 27 April 2013, Michael ODonnell was heard to say:
Even on just a silly little RAID1 mirror on a multi-Tb
array I dread seeing the various messages announcing
routine maintenance and diagnostic operations as
they take forever and
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I remember back when the Digital TurboLaser systems came out. At the
time they were enormous, and my job was to develop testing tools for
them. Management just about fell off their chairs when I told them it
would take a *week* (running 24x7) just to
