On 7/24/24 10:41 AM, Eric Sandeen wrote: > On 7/23/24 7:46 PM, Dave Chinner wrote: >>> What about the log? If sb_agblocks increases, that can cause >>> transaction reservations to increase, which also increases the minimum >>> log size. >> Not caring, because the current default minimum of 64MB is big enough for >> any physical filesystem size. Further, 64MB is big enough for decent >> metadata performance even on large filesystem, so we really don't >> need to touch the journal here. > > Seems fair, but just to stir the pot, "growing the log" offline, when > you've just added potentially gigabytes of free space to an AG, should > be trivial, right? Ugh I'm sorry, read to the end before responding, Eric. (I had assumed that an expand operation would require a clean log, but I suppose it doesn't have to.) -Eric
