diff --git a/module/os/windows/spl/spl-vnode.c b/module/os/windows/spl/spl-vnode.c index 4a5480dc2b2a..6103e1632ebb 100644 --- a/module/os/windows/spl/spl-vnode.c +++ b/module/os/windows/spl/spl-vnode.c @@ -1537,6 +1537,37 @@ mount_count_nodes(struct mount *mp, int flags) return (count); } +static void +print_reclaim_stats(boolean_t init, int reclaims) +{ + static int last_reclaims = 0; + int reclaims_delta; + int reclaims_per_second; + static hrtime_t last_stats_time = 0; + hrtime_t last_stats_time_delta; + + if (init) { + last_stats_time = gethrtime(); + return; + } + + if ((reclaims % 1000) != 0) { + return; + } + + reclaims_delta = reclaims - last_reclaims; + last_stats_time_delta = gethrtime() - last_stats_time; + + reclaims_per_second = (((int64_t)reclaims_delta) * NANOSEC) / + MAX(last_stats_time_delta, 1); + + dprintf("%s: %d reclaims processed (%d/s).\n", __func__, reclaims, + reclaims_per_second); + + last_reclaims = reclaims; + last_stats_time = gethrtime(); +} + /* * Let's try something new. If we are to vflush, lets do everything we can @@ -1567,6 +1598,8 @@ vflush(struct mount *mp, struct vnode *skipvp, int flags) mutex_enter(&vnode_all_list_lock); filesanddirs: + print_reclaim_stats(B_TRUE, 0); + while (1) { for (rvp = list_head(&vnode_all_list); rvp; @@ -1668,6 +1701,7 @@ vflush(struct mount *mp, struct vnode *skipvp, int flags) if (!isbusy) { reclaims++; + print_reclaim_stats(B_FALSE, reclaims); break; // must restart loop if unlinked node } } @@ -1684,8 +1718,8 @@ vflush(struct mount *mp, struct vnode *skipvp, int flags) mutex_exit(&vnode_all_list_lock); - if (mp == NULL && reclaims > 0) { - dprintf("%s: %llu reclaims processed.\n", __func__, reclaims); + if (reclaims > 0) { + dprintf("%s: %d reclaims processed.\n", __func__, reclaims); }