LU-13258 llite: bind readahead workqueue to CPT set

[fs/lustre-release.git] / lustre / llite / lproc_llite.c

diff --git a/lustre/llite/lproc_llite.c b/lustre/llite/lproc_llite.c
index d7d9f97..3e5310d 100644 (file)
--- a/lustre/llite/lproc_llite.c
+++ b/lustre/llite/lproc_llite.c
@@ -1114,7 +1114,9 @@ static ssize_t max_read_ahead_async_active_store(struct kobject *kobj,
 
        /**
         * It doesn't make any sense to make it exceed what
-        * workqueue could acutally support.
+        * workqueue could acutally support. This can easily
+        * over subscripe the cores but Lustre internally
+        * throttles to avoid those impacts.
         */
        if (val > WQ_UNBOUND_MAX_ACTIVE) {
                CERROR("%s: cannot set max_read_ahead_async_active=%u larger than %u\n",