LU-11548 llite: increase readahead default values

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

diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c
index a3b4a04..2547302 100644 (file)
--- a/lustre/llite/llite_lib.c
+++ b/lustre/llite/llite_lib.c
@@ -129,11 +129,13 @@ static struct ll_sb_info *ll_init_sbi(void)
        if (sbi->ll_cache == NULL)
                GOTO(out_destroy_ra, rc = -ENOMEM);
 
-       sbi->ll_ra_info.ra_max_pages_per_file = min(pages / 32,
-                                                   SBI_DEFAULT_READ_AHEAD_MAX);
+       sbi->ll_ra_info.ra_max_pages =
+               min(pages / 32, SBI_DEFAULT_READ_AHEAD_MAX);
+       sbi->ll_ra_info.ra_max_pages_per_file =
+               min(sbi->ll_ra_info.ra_max_pages / 4,
+                   SBI_DEFAULT_READ_AHEAD_PER_FILE_MAX);
        sbi->ll_ra_info.ra_async_pages_per_file_threshold =
                                sbi->ll_ra_info.ra_max_pages_per_file;
-       sbi->ll_ra_info.ra_max_pages = sbi->ll_ra_info.ra_max_pages_per_file;
        sbi->ll_ra_info.ra_max_read_ahead_whole_pages = -1;
        atomic_set(&sbi->ll_ra_info.ra_async_inflight, 0);