Postgres Pro
Downloads
Home   >   mailing lists

Re: postgres is not using tas - Mailing list pgsql-hackers

From Luis Alberto Amigo Navarro
Subject Re: postgres is not using tas
Date
Msg-id 003f01c1ce9c$de689360$cab990c1@atc.unican.es
Whole thread Raw
In response to postgres is not using tas  ("Luis Alberto Amigo Navarro" <lamigo@atc.unican.es>)
Responses Re: postgres is not using tas  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tree view 
As i know, it's only using semop, even with TAS_AND_SET defined, this is an
extract from postmaster's process registry2515.934mS(+ 5914uS)[  4]        postgres(38089): read(25, <00 00 00 00 68
a9 6e 10 00 00 00 22 00 a8 00 c8>..., 8192) = 81922520.497mS(+ 4562uS)[  4]        postgres(38089): read(25, <00 00 00
0068
 
a9 9a 18 00 00 00 22 00 a8 00 c8>..., 8192) = 81922526.496mS(+ 5998uS)[  4]        postgres(38089): read(25, <00 00 00
0068
 
a9 c6 38 00 00 00 22 00 a8 00 c8>..., 8192) = 81922527.115mS(+  619uS)[  4]        postgres(38089): semop(1568,
0x7fff1c70,
1) OK2527.314mS(+  198uS)[  4]        postgres(38089): semop(1568, 0x7fff1c70,
1) OK2527.390mS(+   76uS)[  4]        postgres(38089): semop(1568, 0x7fff1c70,
1) OK2532.199mS(+ 4809uS)[  4]        postgres(38089): read(25, <00 00 00 00 68
a9 f2 40 00 00 00 22 00 a8 00 c8>..., 8192) = 81922537.896mS(+ 5696uS)[  4]        postgres(38089): read(25, <00 00 00
0068
 
aa 1e 48 00 00 00 22 00 a8 00 c8>..., 8192) = 81922543.147mS(+ 5251uS)[  4]        postgres(38089): read(25, <00 00 00
0068
 
aa 4a 68 00 00 00 22 00 a8 00 c8>..., 8192) = 8192
Thanks and regards

pgsql-hackers by date:

Previous
From: Greg Copeland
Date:
Subject: Re: Again, sorry, caching.
Next
From: Fernando Nasser
Date:
Subject: Re: insert statements