diff options
Diffstat (limited to 'xlators/cluster/ec/src')
| -rw-r--r-- | xlators/cluster/ec/src/ec-common.c | 22 | ||||
| -rw-r--r-- | xlators/cluster/ec/src/ec-types.h | 1 | ||||
| -rw-r--r-- | xlators/cluster/ec/src/ec.c | 37 |
3 files changed, 47 insertions, 13 deletions
diff --git a/xlators/cluster/ec/src/ec-common.c b/xlators/cluster/ec/src/ec-common.c index f3463ba4489..6a15223e0cc 100644 --- a/xlators/cluster/ec/src/ec-common.c +++ b/xlators/cluster/ec/src/ec-common.c @@ -2445,6 +2445,26 @@ void ec_flush_size_version(ec_fop_data_t * fop) ec_update_info(&fop->locks[0]); } +static gf_boolean_t +ec_use_eager_lock(ec_t *ec, ec_fop_data_t *fop) +{ + /* Fops with no locks at this point mean that they are sent as sub-fops + * of other higher level fops. In this case we simply assume that the + * parent fop will take correct care of the eager lock. */ + if (fop->lock_count == 0) { + return _gf_true; + } + + /* We may have more than one lock, but this only happens in the rename + * fop, and both locks will reference an inode of the same type (a + * directory in this case), so we only need to check the first lock. */ + if (fop->locks[0].lock->loc.inode->ia_type == IA_IFREG) { + return ec->eager_lock; + } + + return ec->other_eager_lock; +} + void ec_lock_reuse(ec_fop_data_t *fop) { ec_cbk_data_t *cbk; @@ -2454,7 +2474,7 @@ void ec_lock_reuse(ec_fop_data_t *fop) ec = fop->xl->private; cbk = fop->answer; - if (ec->eager_lock && cbk != NULL) { + if (ec_use_eager_lock(ec, fop) && cbk != NULL) { if (cbk->xdata != NULL) { if ((dict_get_int32(cbk->xdata, GLUSTERFS_INODELK_COUNT, &count) == 0) && (count > 1)) { diff --git a/xlators/cluster/ec/src/ec-types.h b/xlators/cluster/ec/src/ec-types.h index 9aed7dc1d27..23b30548450 100644 --- a/xlators/cluster/ec/src/ec-types.h +++ b/xlators/cluster/ec/src/ec-types.h @@ -573,6 +573,7 @@ struct _ec { gf_timer_t *timer; gf_boolean_t shutdown; gf_boolean_t eager_lock; + gf_boolean_t other_eager_lock; gf_boolean_t optimistic_changelog; gf_boolean_t parallel_writes; uint32_t background_heals; diff --git a/xlators/cluster/ec/src/ec.c b/xlators/cluster/ec/src/ec.c index 09c5fa83eb9..9f361a54aa3 100644 --- a/xlators/cluster/ec/src/ec.c +++ b/xlators/cluster/ec/src/ec.c @@ -276,6 +276,8 @@ reconfigure (xlator_t *this, dict_t *options) bool, failed); GF_OPTION_RECONF ("eager-lock", ec->eager_lock, options, bool, failed); + GF_OPTION_RECONF ("other-eager-lock", ec->other_eager_lock, options, + bool, failed); GF_OPTION_RECONF ("background-heals", background_heals, options, uint32, failed); GF_OPTION_RECONF ("heal-wait-qlength", heal_wait_qlen, options, @@ -654,6 +656,7 @@ init (xlator_t *this) GF_OPTION_INIT ("self-heal-daemon", ec->shd.enabled, bool, failed); GF_OPTION_INIT ("iam-self-heal-daemon", ec->shd.iamshd, bool, failed); GF_OPTION_INIT ("eager-lock", ec->eager_lock, bool, failed); + GF_OPTION_INIT ("other-eager-lock", ec->other_eager_lock, bool, failed); GF_OPTION_INIT ("background-heals", ec->background_heals, uint32, failed); GF_OPTION_INIT ("heal-wait-qlength", ec->heal_wait_qlen, uint32, failed); GF_OPTION_INIT ("self-heal-window-size", ec->self_heal_window_size, uint32, @@ -1397,18 +1400,28 @@ struct volume_options options[] = { .key = {"eager-lock"}, .type = GF_OPTION_TYPE_BOOL, .default_value = "on", - .description = "Enable/Disable eager lock for disperse volume. " - "If a fop takes a lock and completes its operation, " - "it waits for next 1 second before releasing the lock, " - "to see if the lock can be reused for next fop from " - "the same client. If ec finds any lock contention within " - "1 second it releases the lock immediately before time " - "expires. This improves the performance of file operations." - "However, as it takes lock on first brick, for few operations " - "like read, discovery of lock contention might take long time " - "and can actually degrade the performance. " - "If eager lock is disabled, lock will be released as soon as fop " - "completes. " + .description = "Enable/Disable eager lock for regular files on a " + "disperse volume. If a fop takes a lock and completes " + "its operation, it waits for next 1 second before " + "releasing the lock, to see if the lock can be reused " + "for next fop from the same client. If ec finds any lock " + "contention within 1 second it releases the lock " + "immediately before time expires. This improves the " + "performance of file operations. However, as it takes " + "lock on first brick, for few operations like read, " + "discovery of lock contention might take long time and " + "can actually degrade the performance. If eager lock is " + "disabled, lock will be released as soon as fop " + "completes." + }, + { .key = {"other-eager-lock"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "on", + .op_version = { GD_OP_VERSION_3_12_3 }, + .flags = OPT_FLAG_SETTABLE | OPT_FLAG_CLIENT_OPT | OPT_FLAG_DOC, + .tags = { "disperse" }, + .description = "It's equivalent to the eager-lock option but for non " + "regular files." }, { .key = {"background-heals"}, .type = GF_OPTION_TYPE_INT, |