| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Alexander Kuzmenkov <a(dot)kuzmenkov(at)postgrespro(dot)ru> |
| Cc: | pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Performance improvements for src/port/snprintf.c |
| Date: | 2018-09-12 18:14:15 |
| Message-ID: | 15785.1536776055@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Alexander Kuzmenkov <a(dot)kuzmenkov(at)postgrespro(dot)ru> writes:
> I benchmarked this, using your testbed and comparing to libc sprintf
> (Ubuntu GLIBC 2.27-0ubuntu3) and another implementation I know [1], all
> compiled with gcc 5.
Thanks for reviewing!
The cfbot noticed that the recent dlopen patch conflicted with this in
configure.in, so here's a rebased version. The code itself didn't change.
regards, tom lane
| Attachment | Content-Type | Size |
|---|---|---|
| snprintf-speedups-3.patch | text/x-diff | 28.3 KB |
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