Skip cull/compress in pmlogger_daily, in the situation where we
construct an archive name to rotate to which already exists.
This situation has been observed to occur on a daylight saving
changeover, and this actually caused data to be lost for a day.
The root cause issue here is that pmdate(1) does not take into
account daylight saving changes, so "pmdate -1d" can actually
go back more than one day.
Skip cull/compress in pmlogger_daily, in the situation where we
construct an archive name to rotate to which already exists.
This situation has been observed to occur on a daylight saving
changeover, and this actually caused data to be lost for a day.
The root cause issue here is that pmdate(1) does not take into
account daylight saving changes, so "pmdate -1d" can actually
go back more than one day.