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Kirill Smelkov
mariadb
Commits
52050053
Commit
52050053
authored
Sep 18, 2009
by
vasil
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White space and formatting cleanup in the ChangeLog
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866adf52
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52050053
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...
@@ -4,9 +4,9 @@
Make the test pass with zlib 1.2.3.3. Apparently, the definition
of compressBound() has changed between zlib versions, and the
maximum record size of a table with 1K compressed page size has
been reduced by one byte.
This is an arbitrary test. In
practical applications, for good write performance, the compressed
page size
should be chosen to be bigger than the absolute minimum.
been reduced by one byte.
This is an arbitrary test. In practical
applications, for good write performance, the compressed page size
should be chosen to be bigger than the absolute minimum.
2009-09-16 The InnoDB Team
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@@ -50,9 +50,9 @@
2009-08-27 The InnoDB Team
* buf/buf0buf.c, buf/buf0lru.c, buf/buf0rea.c,
handler/ha_innodb.cc, include/buf0buf.h, include/buf0buf.ic
,
include/
buf0lru.h, include/
ut0ut.h, ut/ut0ut.c:
* buf/buf0buf.c, buf/buf0lru.c, buf/buf0rea.c,
handler/ha_innodb.cc,
include/buf0buf.h, include/buf0buf.ic, include/buf0lru.h
,
include/ut0ut.h, ut/ut0ut.c:
Make it possible to tune the buffer pool LRU eviction policy to be
more resistant against index scans. Introduce the settable global
variables innodb_old_blocks_pct and innodb_old_blocks_time for
...
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@@ -64,10 +64,10 @@
innodb_old_blocks_time milliseconds ago (default 0, meaning every
block). The idea is that in index scans, blocks will be accessed
a few times within innodb_old_blocks_time, and they will remain in
the "old" section of the LRU list.
Thus, when
i
nnodb_old_blocks_time is nonzero, blocks retrieved for one-tim
e
index scans will be more likely candidates for eviction tha
n
blocks that are accessed in
random patterns.
the "old" section of the LRU list.
Thus, when innodb_old_blocks_time
i
s nonzero, blocks retrieved for one-time index scans will be mor
e
likely candidates for eviction than blocks that are accessed i
n
random patterns.
2009-08-26 The InnoDB Team
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