diff options
| author | shishir gowda <sgowda@redhat.com> | 2012-08-13 11:20:17 +0530 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2012-08-16 22:25:17 -0700 |
| commit | 502c95bdfb35640fb424b37b080664e9c1639a86 (patch) | |
| tree | 0f3f2224e3bbd51b3cacd08cc7ef4f3712c9eeaa /xlators/cluster/dht/src/dht.c | |
| parent | 28328417bff73b13392e95a07c3d359c881bebc8 (diff) | |
cluster/dht: Optimize readdirp calls in DHT
Bring in option which is supported by posix xlator
to filter out directory's entries from being returned.
DHT would now request non-first subvols to filter out
directory entries.
dht xlator-option readdir-optimize will enable this
optimization
Change-Id: Ibf99f1bef501f285ff44a1cecfbebee9e16063b6
BUG: 838199
Signed-off-by: shishir gowda <sgowda@redhat.com>
Reviewed-on: http://review.gluster.com/3806
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'xlators/cluster/dht/src/dht.c')
| -rw-r--r-- | xlators/cluster/dht/src/dht.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/xlators/cluster/dht/src/dht.c b/xlators/cluster/dht/src/dht.c index e3930e2af3f..68a8efcde88 100644 --- a/xlators/cluster/dht/src/dht.c +++ b/xlators/cluster/dht/src/dht.c @@ -331,7 +331,8 @@ reconfigure (xlator_t *this, dict_t *options) percent, out); GF_OPTION_RECONF ("directory-layout-spread", conf->dir_spread_cnt, options, uint32, out); - + GF_OPTION_RECONF ("readdir-optimize", conf->readdir_optimize, options, + bool, out); if (dict_get_str (options, "decommissioned-bricks", &temp_str) == 0) { ret = dht_parse_decommissioned_bricks (this, conf, temp_str); if (ret == -1) @@ -431,6 +432,7 @@ init (xlator_t *this) GF_OPTION_INIT ("assert-no-child-down", conf->assert_no_child_down, bool, err); + GF_OPTION_INIT ("readdir-optimize", conf->readdir_optimize, bool, err); ret = dht_init_subvolumes (this, conf); if (ret == -1) { @@ -593,6 +595,10 @@ struct volume_options options[] = { { .key = {"node-uuid"}, .type = GF_OPTION_TYPE_STR, }, + { .key = {"readdir-optimize"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "off", + }, { .key = {NULL} }, }; |