How to use the Time Machine log extract in Mints to check whether its backups are working normally, and what are expected errors.
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In Sonoma, some healthy Macs are unable to retain complete logs for 24 hours because of the frequency of entries, and even when privacy is removed, some content is censored.
How can you browse a logarchive sent from an iPhone, iPad, or someone else’s Mac? With Ulbow it’s really simple – and it can create logarchives too.
The spinning beachball, a juddery interface, and fans running full pelt: what’s CPU doing in Activity Monitor, and what should you do about it?
Why won’t Ventura let you run a copy of one of its bundled apps, and why does it refuse to run some command tools?
Enabling CFNetwork diagnostic logging now requires SIP to be disabled in macOS 13.4.
Why should you trim an SSD? How to tell whether an SSD needs trimming, finding out whether it has trim support, and whether it does trim.
Details of what happens when an APFS (Encrypted) volume is mounted, when mounting a Time Machine snapshot, unmounting a volume, and loading a Cryptex.
A step-by-step account of how Disk Arbitration and APFS mount an external disk, from handling its partitions, to performing trims.
Update adds a 22nd tool, to display a log extract tailored to examining the mounting of APFS disks. Also valuable for any APFS investigation.
The Eclectic Light Company 