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try multiple brt fanout's

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git-svn-id: file:///svn/tokudb@197 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Rich Prohaska 2007-08-25 21:58:25 +00:00
parent 4a0ff58aa7
commit 9f70fff85d
2 changed files with 15 additions and 1 deletions
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11
newbrt/Makefile
View file

@ -15,6 +15,10 @@ endif
CFLAGS = -Wall -W $(OPTFLAGS) -g $(GCOV_FLAGS) $(PROF_FLAGS) -Werror $(FPICFLAGS)
LDFLAGS = $(OPTFLAGS) -g $(GCOV_FLAGS) $(PROF_FLAGS)
ifdef BRT_FANOUT
CPPFLAGS += -DBRT_FANOUT=$(BRT_FANOUT)
endif
# When debugging, try: valgrind --show-reachable=yes --leak-check=full ./brt-test
@ -44,6 +48,13 @@ check: bins
$(DTOOL) ./hashtest
# ./mdict-test
check-fanout:
let BRT_FANOUT=4; \
while [ $$BRT_FANOUT -le 16 ] ;do \
make clean; make check BRT_FANOUT=$$BRT_FANOUT; \
let BRT_FANOUT=BRT_FANOUT+1; \
done
# pma: PROF_FLAGS=-fprofile-arcs -ftest-coverage
key.o: brttypes.h key.h
pma-test.o: pma-internal.h pma.h yerror.h memory.h ../include/ydb-constants.h

5
newbrt/brt-internal.h
View file

@ -6,7 +6,10 @@
typedef long long diskoff; /* Offset in a disk. -1 is the NULL pointer. */
enum { TREE_FANOUT = 16 }; //, NODESIZE=1<<20 };
#ifndef BRT_FANOUT
#define BRT_FANOUT 16
#endif
enum { TREE_FANOUT = BRT_FANOUT }; //, NODESIZE=1<<20 };
enum { KEY_VALUE_OVERHEAD = 8 }; /* Must store the two lengths. */
struct nodeheader_in_file {
int n_in_buffer;