Hello,

O.k. no one seemed interested in our 8.2 issues, so I thought i would
test on -head

jd@scratch:/tmp/pg$ strace -c -p 3545
Process 3545 attached - interrupt to quit
Process 3545 detached
% time seconds usecs/call calls errors syscall
------ ----------- ----------- --------- --------- ----------------
59.45 0.178412 3 70176 10128 poll
22.68 0.068083 7 10294 rename
12.05 0.036158 4 10294 open
2.98 0.008929 1 10294 close
1.68 0.005051 0 60040 recvfrom
0.65 0.001954 0 10294 setitimer
0.46 0.001386 0 20588 write
0.03 0.000090 0 10294 mmap
0.02 0.000065 0 10294 munmap
0.00 0.000000 0 10294 fstat
0.00 0.000000 0 1 brk
0.00 0.000000 0 10294 10128 rt_sigreturn
0.00 0.000000 0 10302 getppid
------ ----------- ----------- --------- --------- ----------------
100.00 0.300128 243459 20256 total


THe rename is being called 10294 times over 1 minute 56 seconds. This is
on the same machine and using the same test as mention here:

http://archives.postgresql.org/pgsql...2/msg01902.php

Joshua D. Drake
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