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Promise

Panics, Pegasus, and Recovery

I was replying to a tweet when the display suddenly went black. Was my iMac Pro dead, or just auto-rebooting after a kernel panic, and why?

December 3, 2018 Macs, Technology

Last Week on My Mac: Migration is like blisters

Migration is pain: you can spread it out over days or weeks, or get it over with in a much shorter period. Moving your Time Machine backups also requires great care.

November 25, 2018 Macs, Technology

Exploring Sierra 10.12.5 sleep and wake in the log 1

Waypoints to help you navigate through Sierra’s log entries when putting a Mac to sleep, and when waking up from sleep.

June 5, 2017 Macs, Technology

Which disks can you install in an external RAID drive such as a Promise Pegasus?

Replacing a failed drive, or upgrading the whole array? Your choice may be wider than you think.

November 4, 2016 Macs, Technology

Building a cheap external SSD: USB 3 or Thunderbolt? 3 – Performance

T T Read More

Does the £120 Thunderbolt case outperform the £15 USB 3 one? And if you had both, which would you choose to use?

July 22, 2016 General, Macs, Technology

Updating the firmware of a Promise Pegasus R4 RAID

Keeping it up to date is important, but there is a slight twist (as ever).

May 4, 2016 Macs, Technology

A complete freeze, restart, and lockout

Things were not looking good: my Mac would not start up, and the RAID would not shut down. Stalemate.

April 4, 2016 Macs, Technology

How it took 2 days to upgrade my RAID, thanks to a bug in Disk Utility, and tired old HFS+

T T Read More

Disk Utility has a bug which can waste a lot of time trying to re-partition drives, and HFS+ creaks horribly.

February 13, 2016 Macs, Technology

Keeping your Promise: upgrading a Promise Pegasus R4 RAID

T T Read More

How easy is it to increase the Promise Pegasus R4’s drive capacity without losing data?

February 11, 2016 Macs, Technology

From a broken Promise to an even bigger Promise

A second hard drive failure in my Promise Pegasus RAID system forces some choices.

February 10, 2016 Macs, Technology

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