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| author | Andreas Gruenbacher <agruenba@redhat.com> | 2024-09-13 23:07:31 +0200 |
|---|---|---|
| committer | Andreas Gruenbacher <agruenba@redhat.com> | 2024-11-05 12:39:29 +0100 |
| commit | 085e423b4d51dfe71e1967c9e508d1cb845063d3 (patch) | |
| tree | 0651fefa45b49544c09b7f1657e6bdf0a470fd3c /fs/gfs2 | |
| parent | f6ca45e3d2b97ddb4bfcbbe44d1dd18374cd6f85 (diff) | |
| download | linux-085e423b4d51dfe71e1967c9e508d1cb845063d3.tar.gz linux-085e423b4d51dfe71e1967c9e508d1cb845063d3.tar.bz2 linux-085e423b4d51dfe71e1967c9e508d1cb845063d3.zip | |
gfs2: Randomize GLF_VERIFY_DELETE work delay
Randomize the delay of GLF_VERIFY_DELETE work. This avoids thundering
herd problems when multiple nodes schedule that kind of work in response
to an inode being unlinked remotely.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/gfs2')
| -rw-r--r-- | fs/gfs2/glock.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 5455f4dd14a3..46a6e97cd930 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -36,6 +36,7 @@ #include <linux/pid_namespace.h> #include <linux/fdtable.h> #include <linux/file.h> +#include <linux/random.h> #include "gfs2.h" #include "incore.h" @@ -1018,7 +1019,7 @@ bool gfs2_queue_verify_delete(struct gfs2_glock *gl, bool later) if (test_and_set_bit(GLF_VERIFY_DELETE, &gl->gl_flags)) return false; - delay = later ? 5 * HZ : 0; + delay = later ? HZ + get_random_long() % (HZ * 9) : 0; return queue_delayed_work(sdp->sd_delete_wq, &gl->gl_delete, delay); } |