Simon Riggs <[EMAIL PROTECTED]> writes:
> Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes:
>> samples % symbol name
>> 55526 16.5614 LWLockAcquire
>> 29721 8.8647 DoCopy
>> 26581 7.9281 CopyReadLine
>> 25105 7.4879 LWLockRelease
>> 15743 4.6956 PinBuffer
>> 14725 4.3919 heap_formtuple
> Probably loading a table with a generated PK or loading data in
> ascending sequence, so its contending heavily for the rightmost edge of
> the index.
No, given that DoCopy and CopyReadLine are right up there, I think we're
still looking at the COPY phase, not index building.
The profile will probably change completely once index building
starts...
regards, tom lane
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