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-rw-r--r--glusterfsd/src/glusterfsd.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/glusterfsd/src/glusterfsd.c b/glusterfsd/src/glusterfsd.c
index 6347941f369..0dea52b6af1 100644
--- a/glusterfsd/src/glusterfsd.c
+++ b/glusterfsd/src/glusterfsd.c
@@ -219,6 +219,9 @@ static struct argp_option gf_options[] = {
"[default: 300]"},
{"resolve-gids", ARGP_RESOLVE_GIDS_KEY, 0, 0,
"Resolve all auxiliary groups in fuse translator (max 32 otherwise)"},
+ {"lru-limit", ARGP_FUSE_LRU_LIMIT_KEY, "N", 0,
+ "Set fuse module's limit for number of inodes kept in LRU list to N "
+ "[default: 0]"},
{"background-qlen", ARGP_FUSE_BACKGROUND_QLEN_KEY, "N", 0,
"Set fuse module's background queue length to N "
"[default: 64]"},
@@ -496,6 +499,15 @@ set_fuse_mount_options(glusterfs_ctx_t *ctx, dict_t *options)
}
}
+ if (cmd_args->lru_limit >= 0) {
+ ret = dict_set_int32(options, "lru-limit", cmd_args->lru_limit);
+ if (ret < 0) {
+ gf_msg("glusterfsd", GF_LOG_ERROR, 0, glusterfsd_msg_4,
+ "lru-limit");
+ goto err;
+ }
+ }
+
if (cmd_args->background_qlen) {
ret = dict_set_int32(options, "background-qlen",
cmd_args->background_qlen);
@@ -1257,6 +1269,13 @@ parse_opts(int key, char *arg, struct argp_state *state)
cmd_args->resolve_gids = 1;
break;
+ case ARGP_FUSE_LRU_LIMIT_KEY:
+ if (!gf_string2int32(arg, &cmd_args->lru_limit))
+ break;
+
+ argp_failure(state, -1, 0, "unknown LRU limit option %s", arg);
+ break;
+
case ARGP_FUSE_BACKGROUND_QLEN_KEY:
if (!gf_string2int(arg, &cmd_args->background_qlen))
break;
@@ -2085,6 +2104,11 @@ parse_cmdline(int argc, char *argv[], glusterfs_ctx_t *ctx)
ctx->ssl_cert_depth = glusterfs_read_secure_access_file();
}
+ /* Need to set lru_limit to below 0 to indicate there was nothing
+ specified. This is needed as 0 is a valid option, and may not be
+ default value. */
+ cmd_args->lru_limit = -1;
+
argp_parse(&argp, argc, argv, ARGP_IN_ORDER, NULL, cmd_args);
if (cmd_args->print_xlatordir || cmd_args->print_statedumpdir ||