changes.txt

硬盘速度测试 linux下 源码 c/c

Sppux wants ail_gettimeofday variables to be unsigned int. 
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Revision 1.39        
date: 98/04/22 16:19:50;  author: capps;  state: Exp;  lines added/del: 7/3
Fix -M option not printing cleanly
Fix -R in 32 bit mode printing garbage.
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Revision 1.38        
date: 98/04/22 15:56:02;  author: capps;  state: Exp;  lines added/del: 1/1
Change to only disply revision not full header.
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Revision 1.37        
date: 98/04/22 15:52:19;  author: capps;  state: Exp;  lines added/del: 1/1
Add RCS Header to support versioning.
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Revision 1.36        
date: 98/04/22 15:38:26;  author: capps;  state: Exp;  lines added/del: 1/1
fix to bcopy() third arg needs to be size_t for 32 bit mode.
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Revision 1.35        
date: 98/04/22 09:09:24;  author: capps;  state: Exp;  lines added/del: 17/17
Bug fixes for 64 bit mode on IRIX, and addition 
on the internal inuse queue to insure that the
internal struct_cache_ent structures are not released
too early when doing direct I/O (async_read_no_copy).
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Revision 1.34        
date: 98/04/21 09:31:02;  author: capps;  state: Exp;  lines added/del: 4/0
Fix to eliminate hidden (dot) files that iozone was creating
in throughput mode. All files are now visible with ls.
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Revision 1.33        
date: 98/04/21 08:30:35;  author: capps;  state: Exp;  lines added/del: 7/1
Have Iozone print the compile model used.
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Revision 1.32        
date: 98/04/20 18:46:02;  author: capps;  state: Exp;  lines added/del: 49/20
Fixes for 32 bit mode. 
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Revision 1.31        
date: 98/04/20 16:57:29;  author: capps;  state: Exp;  lines added/del: 8/8
make sure malloc is called with (size_t) parameter.
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Revision 1.30        
date: 98/04/20 16:05:08;  author: capps;  state: Exp;  lines added/del: 933/757
Iozone now 64 bit application
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Revision 1.29        
date: 98/04/20 12:32:25;  author: capps;  state: Exp;  lines added/del: 4/4
Move msync to before munmap so file gets written.
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Revision 1.28        
date: 98/04/20 10:21:30;  author: capps;  state: Exp;  lines added/del: 2/2
Minor fix for -O flag and -B not working smoothly together.
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Revision 1.27        
date: 98/04/20 10:17:19;  author: capps;  state: Exp;  lines added/del: 0/0
No change

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Revision 1.26        
date: 98/04/19 15:11:07;  author: capps;  state: Exp;  lines added/del: 5/5
Remove prime_zbfill. It causes problems with mmap files.
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Revision 1.25        
date: 98/04/16 15:24:50;  author: capps;  state: Exp;  lines added/del: 228/70
-H is Nastran async I/O with bcopy
-k is async I/O without any bcopys
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Revision 1.24        
date: 98/04/15 16:48:30;  author: capps;  state: Exp;  lines added/del: 22/4
fix to make build on 9.05 and 10.1
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Revision 1.23        
date: 98/04/15 15:36:55;  author: capps;  state: Exp;  lines added/del: 9/9
Cleanup some compiler warnings about un-initialized variables. They
are not really un-initialized and used but it does generate 
compiler warnings on some machines.
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Revision 1.22        
date: 98/04/15 15:32:56;  author: capps;  state: Exp;  lines added/del: 7/7
Need to free the dummyname space a bit later.
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Revision 1.21        
date: 98/04/15 14:37:05;  author: capps;  state: Exp;  lines added/del: 27/13
Fix to use smaller stack size in thread_ routines. It was causing
the SGI to drop core in throughput tests.
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Revision 1.20        
date: 98/04/14 17:01:19;  author: capps;  state: Exp;  lines added/del: 27/16
Fix a memory leak. In multi_throughput testing shmalloc was getting called
for each iteration. This is not needed and causes much to much 
shm to be allocated. Not broken but definately a pig.
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Revision 1.19        
date: 98/04/14 15:19:15;  author: capps;  state: Exp;  lines added/del: 2/0
When -k is specified alone this will turn on the POSIX async I/O and 
set depth to 0.
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Revision 1.18        
date: 98/04/14 15:00:18;  author: capps;  state: Exp;  lines added/del: 21/20
Fixes to make multi-threaded version run on the SGI Origin.
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Revision 1.17        
date: 98/04/14 11:55:44;  author: capps;  state: Exp;  lines added/del: 17/11
Add support for -k. When using POSIX async I/O use the 
buffer specified and do not perform any bcopys.
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Revision 1.16        
date: 98/04/13 10:22:18;  author: capps;  state: Exp;  lines added/del: 27/380
Add libasync library support
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Revision 1.15        
date: 98/04/11 12:09:25;  author: capps;  state: Exp;  lines added/del: 1/0
Fix memory leak. Now calls del_cache when ever any calls to async_end happen.
This will ensure that there are no outstanding I/Os on the cache that 
ha ve not been canceled .
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Revision 1.14        
date: 98/04/11 11:57:10;  author: capps;  state: Exp;  lines added/del: 632/47
Add support for POSIX async I/O testing
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Revision 1.13        
date: 98/03/31 14:30:15;  author: capps;  state: Exp;  lines added/del: 44/6
Fix support for bsd4_2 and ConvexOS
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Revision 1.12        
date: 98/03/31 11:26:34;  author: capps;  state: Exp;  lines added/del: 2/2
Bump version number to 2.32
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Revision 1.11        
date: 98/03/31 11:20:51;  author: capps;  state: Exp;  lines added/del: 70/6
Add support for SGI IRIX and SGI IRIX64
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Revision 1.10        
date: 98/03/27 14:00:47;  author: capps;  state: Exp;  lines added/del: 15/20
Put the bcopy back. It is more represenative
of what the real application will do.
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Revision 1.9        
date: 98/03/27 13:25:02;  author: capps;  state: Exp;  lines added/del: 40/14
Improved mmap file support. Now only have 1 long word from
each page touched. This eliminates the overhead of bcopy
dominating the results. It also is performing the same 
work that the non-mmap version does with verify().
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Revision 1.8        
date: 98/03/27 10:41:13;  author: capps;  state: Exp;  lines added/del: 10/4
Bug fix. Frewrite was truncating the file. This fix
ensures that the Frewrite test opens without trunc.
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Revision 1.7        
date: 98/03/27 10:16:41;  author: capps;  state: Exp;  lines added/del: 3/3
Fix report to specify stride size as a function of reclen.
It did not make sense to output kbytes as the value changes
when in auto mode to match the current record length.
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Revision 1.6        
date: 98/03/26 15:28:15;  author: capps;  state: Exp;  lines added/del: 16/8
Add support for -j option. This 
allows the user to specify the stride size for 
the strided file access benchmark.
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Revision 1.5        
date: 98/03/25 15:27:01;  author: capps;  state: Exp;  lines added/del: 1/1
Fixup help screen to reflect new options
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Revision 1.4        
date: 98/03/25 15:21:23;  author: capps;  state: Exp;  lines added/del: 1/1
Change the revision number
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Revision 1.3        
date: 98/03/25 15:20:28;  author: capps;  state: Exp;  lines added/del: 16/1
Fixup support for Linux
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Revision 1.2        
date: 98/03/25 13:58:05;  author: capps;  state: Exp;  lines added/del: 16/3
Bug fixes for SPP-UX
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Revision 1.1        
date: 98/03/25 10:43:45;  author: capps;  state: Exp;  
Initial revision
=============================================================================

RCS file:        libasync.c,v;   Working file:    libasync.c
head:            1.39
locks:           ;  strict
access list:   
symbolic names:
comment leader:  " * "
total revisions: 39;    selected revisions: 39
description:
Initial version of POSIX async I/O library interface.
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Revision 1.39        
date: 98/07/30 22:05:21;  author: capps;  state: Exp;  lines added/del: 3/1
Add support for Solaris
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Revision 1.38        
date: 98/07/07 13:00:39;  author: capps;  state: Exp;  lines added/del: 1/11
Remove extra bcopy in the async_write_no_bcopy path.
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Revision 1.37        
date: 98/06/11 09:47:58;  author: capps;  state: Exp;  lines added/del: 3/3
Fix syntax error for IRIX 
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Revision 1.36        
date: 98/06/10 10:56:55;  author: capps;  state: Exp;  lines added/del: 10/10
All exit()s now have a unique exit value.
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Revision 1.35        
date: 98/05/07 14:17:20;  author: capps;  state: Exp;  lines added/del: 2/2
Make VXFS a define in the make command. This makes moving to other targets
easier. It removes the binding of HPUX and VXFS.
Also, Added -Q to support offset/latency file generation for later use
as inputs to plot program.
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Revision 1.34        
date: 98/04/30 15:19:54;  author: capps;  state: Exp;  lines added/del: 1/3
Remove debug code that breaks 64 bit mode compiled code.
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Revision 1.33        
date: 98/04/30 13:09:13;  author: capps;  state: Exp;  lines added/del: 2/2
Make retval an int so it can be checked for less than zero.
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Revision 1.32        
date: 98/04/29 16:49:34;  author: capps;  state: Exp;  lines added/del: 5/11
If overshooting on number of asyncs then terminate the loop and
let the next time through pick up the I/O.
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Revision 1.31        
date: 98/04/29 16:37:49;  author: capps;  state: Exp;  lines added/del: 3/3
Remove debug code
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Revision 1.30        
date: 98/04/29 15:29:48;  author: capps;  state: Exp;  lines added/del: 3/1
Fixes so it will compile on the SGI Origin.
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Revision 1.29        
date: 98/04/29 11:56:27;  author: capps;  state: Exp;  lines added/del: 36/10
Work around for bug in POSIX async I/O library
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Revision 1.28        
date: 98/04/29 11:04:26;  author: capps;  state: Exp;  lines added/del: 1/2
Remove debug code
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Revision 1.27        
date: 98/04/29 11:02:54;  author: capps;  state: Exp;  lines added/del: 54/27
Added resource shortage paths.
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Revision 1.26        
date: 98/04/28 18:12:51;  author: capps;  state: Exp;  lines added/del: 1/3
Add async I/O to the throughput tests
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Revision 1.25        
date: 98/04/28 17:12:40;  author: capps;  state: Exp;  lines added/del: 3/1
fix wait_for_ routine to reset w_tail if item being removed is also the tail.
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Revision 1.24        
date: 98/04/28 16:14:06;  author: capps;  state: Exp;  lines added/del: 1/3
bug fix. 2 calls to malloc for aligned memory.
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Revision 1.23        
date: 98/04/28 11:57:39;  author: capps;  state: Exp;  lines added/del: 37/13
Limit max async operations to 60. Beyond this there be dragons.
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Revision 1.22        
date: 98/04/28 10:17:22;  author: capps;  state: Exp;  lines added/del: 127/42
Completed support for no_bcopy POSIX async I/O in the async_write_no_copy path.
This allows write tests to perform async I/O with buffers released when 
the write is completed.
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Revision 1.21        
date: 98/04/27 16:59:14;  author: capps;  state: Exp;  lines added/del: 246/9
Add aio_write() to the write and re-write tests. This provides
POSIX async I/O for the those tests.
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Revision 1.20        
date: 98/04/24 16:20:55;  author: capps;  state: Exp;  lines added/del: 15/3
Move VX_DIRECT to the libasync module.
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Revision 1.19        
date: 98/04/24 15:50:13;  author: capps;  state: Exp;  lines added/del: 42/11
Add support for VxFS VX_DIRECT 
Idea is to use VX_DIRECT and POSIX async I/O together
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Revision 1.18        
date: 98/04/24 12:36:42;  author: capps;  state: Exp;  lines added/del: 13/5
Fix some error printfs to match the size of the off_t.
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Revision 1.17        
date: 98/04/24 12:18:11;  author: capps;  state: Exp;  lines added/del: 7/7
Fixes for LP64 mode. off_t changed to off64_t