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-rw-r--r--xlators/cluster/afr/src/afr-transaction.c14
-rw-r--r--xlators/cluster/afr/src/afr.c11
-rw-r--r--xlators/cluster/afr/src/afr.h1
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-volume-set.c5
4 files changed, 28 insertions, 3 deletions
diff --git a/xlators/cluster/afr/src/afr-transaction.c b/xlators/cluster/afr/src/afr-transaction.c
index dbc74ceba53..d307d5b3eee 100644
--- a/xlators/cluster/afr/src/afr-transaction.c
+++ b/xlators/cluster/afr/src/afr-transaction.c
@@ -1495,8 +1495,10 @@ int
afr_changelog_post_op_safe (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
+ afr_private_t *priv = NULL;
local = frame->local;
+ priv = this->private;
if (!local->fd || local->transaction.type != AFR_DATA_TRANSACTION) {
afr_changelog_post_op_now (frame, this);
@@ -1548,9 +1550,15 @@ afr_changelog_post_op_safe (call_frame_t *frame, xlator_t *this)
return 0;
}
- /* Time to fsync() */
-
- afr_changelog_fsync (frame, this);
+ /* Check whether users want durability and perform fsync/post-op
+ * accordingly.
+ */
+ if (priv->ensure_durability) {
+ /* Time to fsync() */
+ afr_changelog_fsync (frame, this);
+ } else {
+ afr_changelog_post_op_now (frame, this);
+ }
return 0;
}
diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c
index 6fabc00171f..9a13fbdacd9 100644
--- a/xlators/cluster/afr/src/afr.c
+++ b/xlators/cluster/afr/src/afr.c
@@ -191,6 +191,8 @@ reconfigure (xlator_t *this, dict_t *options)
/* Reset this so we re-discover in case the topology changed. */
GF_OPTION_RECONF ("readdir-failover", priv->readdir_failover, options,
bool, out);
+ GF_OPTION_RECONF ("ensure-durability", priv->ensure_durability, options,
+ bool, out);
priv->did_discovery = _gf_false;
ret = 0;
@@ -335,6 +337,8 @@ init (xlator_t *this)
GF_OPTION_INIT ("post-op-delay-secs", priv->post_op_delay_secs, uint32, out);
GF_OPTION_INIT ("readdir-failover", priv->readdir_failover, bool, out);
+ GF_OPTION_INIT ("ensure-durability", priv->ensure_durability, bool,
+ out);
priv->wait_count = 1;
@@ -767,5 +771,12 @@ struct volume_options options[] = {
.description = "readdir(p) will not failover if this option is off",
.default_value = "on",
},
+ { .key = {"ensure-durability"},
+ .type = GF_OPTION_TYPE_BOOL,
+ .description = "Afr performs fsyncs for transactions if this "
+ "option is on to make sure the changelogs/data is "
+ "written to the disk",
+ .default_value = "on",
+ },
{ .key = {NULL} },
};
diff --git a/xlators/cluster/afr/src/afr.h b/xlators/cluster/afr/src/afr.h
index 836a64d0a1f..e72398a62bc 100644
--- a/xlators/cluster/afr/src/afr.h
+++ b/xlators/cluster/afr/src/afr.h
@@ -170,6 +170,7 @@ typedef struct _afr_private {
gf_boolean_t did_discovery;
gf_boolean_t readdir_failover;
uint64_t sh_readdir_size;
+ gf_boolean_t ensure_durability;
} afr_private_t;
typedef enum {
diff --git a/xlators/mgmt/glusterd/src/glusterd-volume-set.c b/xlators/mgmt/glusterd/src/glusterd-volume-set.c
index 6c4af6e3e61..f57f49f42e9 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volume-set.c
+++ b/xlators/mgmt/glusterd/src/glusterd-volume-set.c
@@ -524,6 +524,11 @@ struct volopt_map_entry glusterd_volopt_map[] = {
.op_version = 2,
.flags = OPT_FLAG_CLIENT_OPT
},
+ { .key = "cluster.ensure-durability",
+ .voltype = "cluster/replicate",
+ .op_version = 2,
+ .flags = OPT_FLAG_CLIENT_OPT
+ },
/* Stripe xlator options */
{ .key = "cluster.stripe-block-size",