[Box Backup-dev] Proposal (patch): bbstored HousekeepingStyle mod

[G.]

> It's a soft limit, so the idea is if the live backup set is bigger  =0A> =
than that, the soft limit is exceeded in order to store the data.  =0A> Oth=
erwise it would be a hard limit.=0A=0AYes, but HousekeepStoreAccount::Dohou=
sekeeping() calculates deletion size target as GetBlocksUsed() - GetBlocksS=
oftLimit(). If the soft limit is zero, the deletion size target would be al=
l blocks used (everything), would housekeeping actually continue until all =
deleted and old files are gone?=0A=0A> If you set the soft limit very low (=
or 0 if it works) then how does  =0A> that force you to make any projection=
s? Once 0 always 0...=0A=0AI don't know why, but it makes me nervous to pla=
y with the soft limit. I went for high soft-limit (hard limit less 3%), and=
 an explicit option to delete all old/deleted versions, with DoHousekeeping=
() calculating the exact deletion size target.=0A=0A:)=0A=0AGary=0A=0A=0A=
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