Re: speeding up planning with partitions

2019-01-22 Thread
On 2019/01/22 09:47, David Rowley wrote: > On Tue, 22 Jan 2019 at 20:01, Imai, Yoshikazu > wrote: >> I didn't use it yet, but I just used perf to clarify the difference of >> before and after the creation of the generic plan, and I noticed that usage >> of hash_seq_search() is increased about 3%

Re: Locking B-tree leafs immediately in exclusive mode

2018-07-10 Thread
On 2018/07/10 20:36, Alexander Korotkov wrote: > On Tue, Jul 10, 2018 at 2:19 PM Imai, Yoshikazu > wrote: >> On Mon, July 9, 2018 at 4:44 PM, Alexander Korotkov wrote: Firstly, I did performance tests on 72-cores machines(AWS c5.18xlarge) same as you did. >>> >>> OK. But not that c5.18