[Dovecot] test program #2: mmaping

[pitun]

> Attached another test program. I don't expect it to print any errors
> with any OS, but I'd like to confirm it for non-Linux SMP kernels.
>
> (Except for OpenBSD, it doesn't work correctly in it anyway because it
> doesn't support mixing write()s and mmap())
>
>   
6.2-RELEASE FreeBSD 2 x Intel(R) Xeon(R) CPU 5130  @ 2.00GHz 
(2000.08-MHz 686-class CPU)
-----------------------------------------
af>./concurrency
4: reading, page size = 4096
open(): No such file or directory
0: reading, page size = 4096
open(): No such file or directory
af> writing, page size = 4096
3: reading, page size = 4096
1: reading, page size = 4096
2: reading, page size = 4096
open(): No such file or directory
open(): No such file or directory
open(): No such file or directory
------------------------------------------

6.2-RELEASE-p2 FreeBSD CPU: Intel(R) Core(TM)2 CPU 6300  @ 1.86GHz 
(1864.81-MHz 686-class CPU)
------------------------------------------
j170> ./concurrency
4: reading, page size = 4096
open(): No such file or directory
0: reading, page size = 4096
open(): No such file or directory
j170> writing, page size = 4096
3: reading, page size = 4096
2: reading, page size = 4096
1: reading, page size = 4096
open(): No such file or directory
open(): No such file or directory
open(): No such file or directory
------------------------------------------

6.1-RELEASE FreeBSD 2 x CPU: Intel(R) Pentium(TM)3 900 MHz
------------------------------------------
uos> ./concurrency
4: reading, page size = 4096
open(): No such file or directory
writing, page size = 4096
3: reading, page size = 4096
0: reading, page size = 4096
2: reading, page size = 4096
1: reading, page size = 4096
------------------------------------------

been waiting for 2h, prompt does not return



-- 
PJ



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