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ruanhaishen
redis
Commits
6bbeb8c5
Commit
6bbeb8c5
authored
Oct 27, 2014
by
antirez
Browse files
Diskless sync delay is now configurable.
parent
2882f819
Changes
4
Show whitespace changes
Inline
Side-by-side
src/config.c
View file @
6bbeb8c5
...
...
@@ -274,6 +274,12 @@ void loadServerConfigFromString(char *config) {
if ((server.repl_diskless_sync = yesnotoi(argv[1])) == -1) {
err = "argument must be 'yes' or 'no'"; goto loaderr;
}
} else if (!strcasecmp(argv[0],"repl-diskless-sync-delay") && argc==2) {
server.repl_diskless_sync_delay = atoi(argv[1]);
if (server.repl_diskless_sync_delay < 0) {
err = "repl-diskless-sync-delay can't be negative";
goto loaderr;
}
} else if (!strcasecmp(argv[0],"repl-backlog-size") && argc == 2) {
long long size = memtoll(argv[1],NULL);
if (size <= 0) {
...
...
@@ -920,6 +926,10 @@ void configSetCommand(redisClient *c) {
if (yn == -1) goto badfmt;
server.repl_diskless_sync = yn;
} else if (!strcasecmp(c->argv[2]->ptr,"repl-diskless-sync-delay")) {
if (getLongLongFromObject(o,&ll) == REDIS_ERR ||
ll < 0) goto badfmt;
server.repl_diskless_sync_delay = ll;
} else if (!strcasecmp(c->argv[2]->ptr,"slave-priority")) {
if (getLongLongFromObject(o,&ll) == REDIS_ERR ||
ll < 0) goto badfmt;
...
...
@@ -1058,6 +1068,7 @@ void configGetCommand(redisClient *c) {
config_get_numerical_field("cluster-node-timeout",server.cluster_node_timeout);
config_get_numerical_field("cluster-migration-barrier",server.cluster_migration_barrier);
config_get_numerical_field("cluster-slave-validity-factor",server.cluster_slave_validity_factor);
config_get_numerical_field("repl-diskless-sync-delay",server.repl_diskless_sync_delay);
/* Bool (yes/no) values */
config_get_bool_field("cluster-require-full-coverage",
...
...
@@ -1804,6 +1815,7 @@ int rewriteConfig(char *path) {
rewriteConfigBytesOption(state,"repl-backlog-ttl",server.repl_backlog_time_limit,REDIS_DEFAULT_REPL_BACKLOG_TIME_LIMIT);
rewriteConfigYesNoOption(state,"repl-disable-tcp-nodelay",server.repl_disable_tcp_nodelay,REDIS_DEFAULT_REPL_DISABLE_TCP_NODELAY);
rewriteConfigYesNoOption(state,"repl-diskless-sync",server.repl_diskless_sync,REDIS_DEFAULT_REPL_DISKLESS_SYNC);
rewriteConfigNumericalOption(state,"repl-diskless-sync-delay",server.repl_diskless_sync_delay,REDIS_DEFAULT_REPL_DISKLESS_SYNC_DELAY);
rewriteConfigNumericalOption(state,"slave-priority",server.slave_priority,REDIS_DEFAULT_SLAVE_PRIORITY);
rewriteConfigNumericalOption(state,"min-slaves-to-write",server.repl_min_slaves_to_write,REDIS_DEFAULT_MIN_SLAVES_TO_WRITE);
rewriteConfigNumericalOption(state,"min-slaves-max-lag",server.repl_min_slaves_max_lag,REDIS_DEFAULT_MIN_SLAVES_MAX_LAG);
...
...
src/redis.c
View file @
6bbeb8c5
...
...
@@ -1481,6 +1481,7 @@ void initServerConfig(void) {
server.repl_down_since = 0; /* Never connected, repl is down since EVER. */
server.repl_disable_tcp_nodelay = REDIS_DEFAULT_REPL_DISABLE_TCP_NODELAY;
server.repl_diskless_sync = REDIS_DEFAULT_REPL_DISKLESS_SYNC;
server.repl_diskless_sync_delay = REDIS_DEFAULT_REPL_DISKLESS_SYNC_DELAY;
server.slave_priority = REDIS_DEFAULT_SLAVE_PRIORITY;
server.master_repl_offset = 0;
...
...
src/redis.h
View file @
6bbeb8c5
...
...
@@ -802,6 +802,7 @@ struct redisServer {
int
repl_min_slaves_max_lag
;
/* Max lag of <count> slaves to write. */
int
repl_good_slaves_count
;
/* Number of slaves with lag <= max_lag. */
int
repl_diskless_sync
;
/* Send RDB to slaves sockets directly. */
int
repl_diskless_sync_delay
;
/* Delay to start a diskless repl BGSAVE. */
/* Replication (slave) */
char
*
masterauth
;
/* AUTH with this password with master */
char
*
masterhost
;
/* Hostname of master */
...
...
src/replication.c
View file @
6bbeb8c5
...
...
@@ -2034,9 +2034,9 @@ void replicationCron(void) {
}
}
if
(
slaves_waiting
&&
max_idle
>
REDIS_DEFAULT_REPL_DISKLESS_SYNC_DELAY
)
{
/
*
Let's start a BGSAVE with disk tar
ge
t
. */
if
(
slaves_waiting
&&
max_idle
>
server
.
repl_diskless_sync_delay
)
{
/* Start a BGSAVE. Usually with socket target, or with disk target
*
if there was a recent socket -> disk config chan
ge. */
if
(
startBgsaveForReplication
()
==
REDIS_OK
)
{
/* It started! We need to change the state of slaves
* from WAIT_BGSAVE_START to WAIT_BGSAVE_END. */
...
...
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