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Defrag: not enabled by default. Error on CONFIG SET if not available.

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This commit is contained in:
antirez 2017-01-11 15:43:08 +01:00
parent 86192f3038
commit 6ad34a4b78
2 changed files with 11 additions and 1 deletions
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10
src/config.c
View File

@ -1007,6 +1007,16 @@ void configSetCommand(client *c) {
"activerehashing",server.activerehashing) {
} config_set_bool_field(
"activedefrag",server.active_defrag_enabled) {
#ifndef HAVE_DEFRAG
if (server.active_defrag_enabled) {
server.active_defrag_enabled = 0;
addReplyError(c,
"Active defragmentation cannot be enabled: it requires a "
"Redis server compiled with a modified Jemalloc like the "
"one shipped by default with the Redis source distribution");
return;
}
#endif
} config_set_bool_field(
"protected-mode",server.protected_mode) {
} config_set_bool_field(

2
src/server.h
View File

@ -152,7 +152,7 @@ typedef long long mstime_t; /* millisecond time type. */
#define CONFIG_DEFAULT_LAZYFREE_LAZY_EXPIRE 0
#define CONFIG_DEFAULT_LAZYFREE_LAZY_SERVER_DEL 0
#define CONFIG_DEFAULT_ALWAYS_SHOW_LOGO 0
#define CONFIG_DEFAULT_ACTIVE_DEFRAG 1
#define CONFIG_DEFAULT_ACTIVE_DEFRAG 0
#define CONFIG_DEFAULT_DEFRAG_THRESHOLD_LOWER 10 /* don't defrag when fragmentation is below 10% */
#define CONFIG_DEFAULT_DEFRAG_THRESHOLD_UPPER 100 /* maximum defrag force at 100% fragmentation */
#define CONFIG_DEFAULT_DEFRAG_IGNORE_BYTES (100<<20) /* don't defrag if frag overhead is below 100mb */