forked from mirrors/0ad
Ykkrosh
f6c1d98c9a
Use JSON in debug serializer output unless it fails due to e.g. cyclic values, in which case use toSource. Disable file stats code by default, since its output isn't used. This was SVN commit r8975.
122 lines
3.6 KiB
C++
122 lines
3.6 KiB
C++
/* Copyright (c) 2010 Wildfire Games
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* gathers statistics from all file modules.
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*/
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#ifndef INCLUDED_FILE_STATS
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#define INCLUDED_FILE_STATS
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#define FILE_STATS_ENABLED 0
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enum FileIOImplentation { FI_LOWIO, FI_AIO, FI_BCACHE, FI_MAX_IDX };
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enum FileOp { FO_READ, FO_WRITE };
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enum CacheRet { CR_HIT, CR_MISS };
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#include "lib/file/io/block_cache.h" // BlockId
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#if FILE_STATS_ENABLED
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// vfs
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extern void stats_vfs_file_add(size_t file_size);
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extern void stats_vfs_file_remove(size_t file_size);
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extern void stats_vfs_init_start();
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extern void stats_vfs_init_finish();
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// file
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// currently not called because string_pool is now in lib/allocators
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extern void stats_unique_name(size_t name_len);
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extern void stats_open();
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extern void stats_close();
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// file_buf
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extern void stats_buf_alloc(size_t size, size_t alignedSize);
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extern void stats_buf_free();
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extern void stats_buf_ref();
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// file_io
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extern void stats_io_user_request(size_t user_size);
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// this is used to measure effective throughput for the two
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// synchronous IO variants.
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// note: improved measurements of the actual aio throughput by instrumenting
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// issue/wait doesn't work because IOManager's decompression may cause us to
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// miss the exact end of IO, thus throwing off measurements.
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class ScopedIoMonitor
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{
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public:
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ScopedIoMonitor();
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~ScopedIoMonitor();
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void NotifyOfSuccess(FileIOImplentation fi, wchar_t mode, off_t size);
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private:
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double m_startTime;
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};
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extern void stats_io_check_seek(BlockId& blockId);
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extern void stats_cb_start();
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extern void stats_cb_finish();
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// file_cache
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extern void stats_cache(CacheRet cr, size_t size);
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extern void stats_block_cache(CacheRet cr);
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// archive builder
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extern void stats_ab_connection(bool already_exists);
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extern void file_stats_dump();
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#else
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#define stats_vfs_file_add(file_size)
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#define stats_vfs_file_remove(file_size)
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#define stats_vfs_init_start()
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#define stats_vfs_init_finish()
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#define stats_unique_name(name_len)
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#define stats_open()
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#define stats_close()
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#define stats_buf_alloc(size, alignedSize)
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#define stats_buf_free()
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#define stats_buf_ref()
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#define stats_io_user_request(user_size)
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class ScopedIoMonitor
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{
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public:
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ScopedIoMonitor() {}
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~ScopedIoMonitor() {}
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void NotifyOfSuccess(FileIOImplentation UNUSED(fi), wchar_t UNUSED(mode), off_t UNUSED(size)) {}
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};
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#define stats_io_check_seek(blockId)
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#define stats_cb_start()
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#define stats_cb_finish()
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#define stats_cache(cr, size)
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#define stats_block_cache(cr)
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#define stats_ab_connection(already_exists)
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#define file_stats_dump()
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#endif
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#endif // #ifndef INCLUDED_FILE_STATS
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