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ruanhaishen
redis
Commits
eab8382d
Commit
eab8382d
authored
Mar 09, 2011
by
Pieter Noordhuis
Browse files
Configurable thresholds for encoded sorted sets
parent
efc77ad9
Changes
4
Hide whitespace changes
Inline
Side-by-side
redis.conf
View file @
eab8382d
...
...
@@ -386,6 +386,12 @@ list-max-ziplist-value 64
# set in order to use this special memory saving encoding.
set
-
max
-
intset
-
entries
512
# Similarly to hashes and lists, sorted sets are also specially encoded in
# order to save a lot of space. This encoding is only used when the length and
# elements of a sorted set are below the following limits:
zset
-
max
-
ziplist
-
entries
128
zset
-
max
-
ziplist
-
value
64
# Active rehashing uses 1 millisecond every 100 milliseconds of CPU time in
# order to help rehashing the main Redis hash table (the one mapping top-level
# keys to values). The hash table implementation redis uses (see dict.c)
...
...
src/config.c
View file @
eab8382d
...
...
@@ -264,6 +264,10 @@ void loadServerConfig(char *filename) {
server
.
list_max_ziplist_value
=
memtoll
(
argv
[
1
],
NULL
);
}
else
if
(
!
strcasecmp
(
argv
[
0
],
"set-max-intset-entries"
)
&&
argc
==
2
)
{
server
.
set_max_intset_entries
=
memtoll
(
argv
[
1
],
NULL
);
}
else
if
(
!
strcasecmp
(
argv
[
0
],
"zset-max-ziplist-entries"
)
&&
argc
==
2
)
{
server
.
zset_max_ziplist_entries
=
memtoll
(
argv
[
1
],
NULL
);
}
else
if
(
!
strcasecmp
(
argv
[
0
],
"zset-max-ziplist-value"
)
&&
argc
==
2
)
{
server
.
zset_max_ziplist_value
=
memtoll
(
argv
[
1
],
NULL
);
}
else
if
(
!
strcasecmp
(
argv
[
0
],
"rename-command"
)
&&
argc
==
3
)
{
struct
redisCommand
*
cmd
=
lookupCommand
(
argv
[
1
]);
int
retval
;
...
...
@@ -446,6 +450,12 @@ void configSetCommand(redisClient *c) {
}
else
if
(
!
strcasecmp
(
c
->
argv
[
2
]
->
ptr
,
"set-max-intset-entries"
))
{
if
(
getLongLongFromObject
(
o
,
&
ll
)
==
REDIS_ERR
||
ll
<
0
)
goto
badfmt
;
server
.
set_max_intset_entries
=
ll
;
}
else
if
(
!
strcasecmp
(
c
->
argv
[
2
]
->
ptr
,
"zset-max-ziplist-entries"
))
{
if
(
getLongLongFromObject
(
o
,
&
ll
)
==
REDIS_ERR
||
ll
<
0
)
goto
badfmt
;
server
.
zset_max_ziplist_entries
=
ll
;
}
else
if
(
!
strcasecmp
(
c
->
argv
[
2
]
->
ptr
,
"zset-max-ziplist-value"
))
{
if
(
getLongLongFromObject
(
o
,
&
ll
)
==
REDIS_ERR
||
ll
<
0
)
goto
badfmt
;
server
.
zset_max_ziplist_value
=
ll
;
}
else
{
addReplyErrorFormat
(
c
,
"Unsupported CONFIG parameter: %s"
,
(
char
*
)
c
->
argv
[
2
]
->
ptr
);
...
...
@@ -597,6 +607,16 @@ void configGetCommand(redisClient *c) {
addReplyBulkLongLong
(
c
,
server
.
set_max_intset_entries
);
matches
++
;
}
if
(
stringmatch
(
pattern
,
"zset-max-ziplist-entries"
,
0
))
{
addReplyBulkCString
(
c
,
"zset-max-ziplist-entries"
);
addReplyBulkLongLong
(
c
,
server
.
zset_max_ziplist_entries
);
matches
++
;
}
if
(
stringmatch
(
pattern
,
"zset-max-ziplist-value"
,
0
))
{
addReplyBulkCString
(
c
,
"zset-max-ziplist-value"
);
addReplyBulkLongLong
(
c
,
server
.
zset_max_ziplist_value
);
matches
++
;
}
setDeferredMultiBulkLength
(
c
,
replylen
,
matches
*
2
);
}
...
...
src/redis.c
View file @
eab8382d
...
...
@@ -800,6 +800,8 @@ void initServerConfig() {
server
.
list_max_ziplist_entries
=
REDIS_LIST_MAX_ZIPLIST_ENTRIES
;
server
.
list_max_ziplist_value
=
REDIS_LIST_MAX_ZIPLIST_VALUE
;
server
.
set_max_intset_entries
=
REDIS_SET_MAX_INTSET_ENTRIES
;
server
.
zset_max_ziplist_entries
=
REDIS_ZSET_MAX_ZIPLIST_ENTRIES
;
server
.
zset_max_ziplist_value
=
REDIS_ZSET_MAX_ZIPLIST_VALUE
;
server
.
shutdown_asap
=
0
;
updateLRUClock
();
...
...
src/redis.h
View file @
eab8382d
...
...
@@ -196,6 +196,8 @@
#define REDIS_LIST_MAX_ZIPLIST_ENTRIES 512
#define REDIS_LIST_MAX_ZIPLIST_VALUE 64
#define REDIS_SET_MAX_INTSET_ENTRIES 512
#define REDIS_ZSET_MAX_ZIPLIST_ENTRIES 128
#define REDIS_ZSET_MAX_ZIPLIST_VALUE 64
/* Sets operations codes */
#define REDIS_OP_UNION 0
...
...
@@ -455,6 +457,8 @@ struct redisServer {
size_t
list_max_ziplist_entries
;
size_t
list_max_ziplist_value
;
size_t
set_max_intset_entries
;
size_t
zset_max_ziplist_entries
;
size_t
zset_max_ziplist_value
;
/* Virtual memory state */
FILE
*
vm_fp
;
int
vm_fd
;
...
...
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