e98a18869d
--HG-- rename : src/support/api_int.c => src/api/api_int.c rename : src/env/env_toc.c => src/env/env_session.c
97 lines
4.1 KiB
Python
97 lines
4.1 KiB
Python
# Auto-generate statistics #defines, with allocation, clear and print functions.
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#
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# The XXX_stats dictionaries are a set of objects consisting of comma-separated
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# configuration key words and a text description. The configuration key words
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# are:
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# perm -- Field is not cleared by the stat clear function.
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class Stat:
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def __init__(self, str, config=None):
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self.config = config or []
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self.str = str
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##########################################
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# CONNECTION handle statistics
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##########################################
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conn_stats = {
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'FILE_OPEN' : Stat('file open'),
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'MEMALLOC' : Stat('memory allocations'),
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'MEMFREE' : Stat('memory frees'),
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'MTX_LOCK' : Stat('mutex lock calls'),
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'TOTAL_READ_IO' : Stat('total read I/Os'),
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'TOTAL_WRITE_IO' : Stat('total write I/Os'),
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'WORKQ_PASSES' : Stat('workQ queue passes'),
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'WORKQ_YIELD' : Stat('workQ yields'),
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}
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##########################################
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# Cache handle statistics
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##########################################
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cache_stats = {
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'CACHE_BYTES_INUSE' : Stat('cache: bytes currently held in the cache', ['perm']),
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'CACHE_BYTES_MAX' : Stat('cache: maximum bytes configured', ['perm']),
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'CACHE_EVICT_HAZARD' : Stat('cache: pages selected for eviction not evicted because of a hazard reference'),
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'CACHE_EVICT_MODIFIED' : Stat('cache: modified pages selected for eviction'),
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'CACHE_EVICT_UNMODIFIED' : Stat('cache: unmodified pages selected for eviction'),
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'CACHE_PAGES_INUSE' : Stat('cache: pages currently held in the cache', ['perm']),
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'CACHE_OVERFLOW_READ' : Stat('cache: overflow pages read from the file'),
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'CACHE_PAGE_READ' : Stat('cache: pages read from a file'),
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'CACHE_PAGE_WRITE' : Stat('cache: pages written to a file'),
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}
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##########################################
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# BTREE handle statistics
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##########################################
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btree_stats = {
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'FILE_ALLOC' : Stat('file: block allocations'),
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'FILE_EXTEND' : Stat('file: block allocations require file extension'),
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'FILE_FREE' : Stat('file: block frees'),
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'FILE_HUFFMAN_DATA' : Stat('file: huffman data compression in bytes'),
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'FILE_HUFFMAN_KEY' : Stat('file: huffman key compression in bytes'),
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'FILE_ITEMS_INSERTED' : Stat('file: key/data pairs inserted'),
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'FILE_OVERFLOW_DATA' : Stat('file: overflow data items inserted'),
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'FILE_OVERFLOW_KEY' : Stat('file: overflow key items inserted'),
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'FILE_OVERFLOW_READ' : Stat('file: overflow pages read from the file'),
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'FILE_PAGE_READ' : Stat('file: pages read from a file'),
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'FILE_PAGE_WRITE' : Stat('file: pages written to a file'),
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}
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##########################################
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# BTREE file statistics
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##########################################
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btree_fstats = {
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'BASE_RECNO' : Stat('base record number'),
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'FIXED_LEN' : Stat('fixed-record size'),
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'FREELIST_ENTRIES' : Stat('number of entries in the freelist'),
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'INTLMAX' : Stat('maximum internal page size'),
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'INTLMIN' : Stat('minimum internal page size'),
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'ITEM_COL_DELETED' : Stat('column-store deleted data items'),
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'ITEM_DATA_OVFL' : Stat('total overflow data items'),
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'ITEM_KEY_OVFL' : Stat('total overflow keys'),
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'ITEM_TOTAL_DATA' : Stat('total data items'),
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'ITEM_TOTAL_KEY' : Stat('total keys'),
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'LEAFMAX' : Stat('maximum leaf page size'),
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'LEAFMIN' : Stat('minimum leaf page size'),
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'MAGIC' : Stat('magic number'),
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'MAJOR' : Stat('major version number'),
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'MINOR' : Stat('minor version number'),
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'PAGE_COL_FIX' : Stat('column-store fixed-size leaf pages'),
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'PAGE_COL_INTERNAL' : Stat('column-store internal pages'),
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'PAGE_COL_RLE' : Stat('column-store repeat-count compressed fixed-size leaf pages'),
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'PAGE_COL_VARIABLE' : Stat('column-store variable-size leaf pages'),
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'PAGE_OVERFLOW' : Stat('overflow pages'),
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'PAGE_ROW_INTERNAL' : Stat('row-store internal pages'),
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'PAGE_ROW_LEAF' : Stat('row-store leaf pages'),
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'PAGE_SPLIT_INTL' : Stat('split internal pages'),
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'PAGE_SPLIT_LEAF' : Stat('split leaf pages'),
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}
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##########################################
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# FH handle statistics
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##########################################
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fh_stats = {
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'FSYNC' : Stat('fsyncs'),
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'READ_IO' : Stat('read I/Os'),
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'WRITE_IO' : Stat('write I/Os'),
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}
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