LU-12142 readahead: limit over reservation

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

diff --git a/lustre/llite/lproc_llite.c b/lustre/llite/lproc_llite.c
index 73f5e1a..23b67d4 100644 (file)
--- a/lustre/llite/lproc_llite.c
+++ b/lustre/llite/lproc_llite.c
@@ -458,6 +458,7 @@ static int ll_max_cached_mb_seq_show(struct seq_file *m, void *v)
        struct super_block     *sb    = m->private;
        struct ll_sb_info      *sbi   = ll_s2sbi(sb);
        struct cl_client_cache *cache = sbi->ll_cache;
+       struct ll_ra_info *ra = &sbi->ll_ra_info;
        long max_cached_mb;
        long unused_mb;
 
@@ -465,16 +466,21 @@ static int ll_max_cached_mb_seq_show(struct seq_file *m, void *v)
        max_cached_mb = PAGES_TO_MiB(cache->ccc_lru_max);
        unused_mb = PAGES_TO_MiB(atomic_long_read(&cache->ccc_lru_left));
        mutex_unlock(&cache->ccc_max_cache_mb_lock);
+
        seq_printf(m, "users: %d\n"
                      "max_cached_mb: %ld\n"
                      "used_mb: %ld\n"
                      "unused_mb: %ld\n"
-                     "reclaim_count: %u\n",
+                     "reclaim_count: %u\n"
+                     "max_read_ahead_mb: %lu\n"
+                     "used_read_ahead_mb: %d\n",
                   atomic_read(&cache->ccc_users),
                   max_cached_mb,
                   max_cached_mb - unused_mb,
                   unused_mb,
-                  cache->ccc_lru_shrinkers);
+                  cache->ccc_lru_shrinkers,
+                  PAGES_TO_MiB(ra->ra_max_pages),
+                  PAGES_TO_MiB(atomic_read(&ra->ra_cur_pages)));
        return 0;
 }