diff options
| -rw-r--r-- | man/man5/zfs-module-parameters.5 | 4 | ||||
| -rw-r--r-- | module/zfs/arc.c | 8 |
2 files changed, 6 insertions, 6 deletions
diff --git a/man/man5/zfs-module-parameters.5 b/man/man5/zfs-module-parameters.5 index a5c83b422..77b162a2a 100644 --- a/man/man5/zfs-module-parameters.5 +++ b/man/man5/zfs-module-parameters.5 @@ -620,7 +620,7 @@ Default value: \fB0\fR. .ad .RS 12n Minimum time prefetched blocks are locked in the ARC, specified in ms. -A value of \fB0\fR will default to 1 second. +A value of \fB0\fR will default to 1000 ms. .sp Default value: \fB0\fR. .RE @@ -633,7 +633,7 @@ Default value: \fB0\fR. .RS 12n Minimum time "prescient prefetched" blocks are locked in the ARC, specified in ms. These blocks are meant to be prefetched fairly aggresively ahead of -the code that may use them. A value of \fB0\fR will default to 6 seconds. +the code that may use them. A value of \fB0\fR will default to 6000 ms. .sp Default value: \fB0\fR. .RE diff --git a/module/zfs/arc.c b/module/zfs/arc.c index 2f3fe9771..4fffc2380 100644 --- a/module/zfs/arc.c +++ b/module/zfs/arc.c @@ -3845,7 +3845,8 @@ arc_evict_hdr(arc_buf_hdr_t *hdr, kmutex_t *hash_lock) /* prefetch buffers have a minimum lifespan */ if (HDR_IO_IN_PROGRESS(hdr) || ((hdr->b_flags & (ARC_FLAG_PREFETCH | ARC_FLAG_INDIRECT)) && - ddi_get_lbolt() - hdr->b_l1hdr.b_arc_access < min_lifetime * hz)) { + ddi_get_lbolt() - hdr->b_l1hdr.b_arc_access < + MSEC_TO_TICK(min_lifetime))) { ARCSTAT_BUMP(arcstat_evict_skip); return (bytes_evicted); } @@ -7470,9 +7471,8 @@ arc_init(void) cv_init(&arc_reclaim_thread_cv, NULL, CV_DEFAULT, NULL); cv_init(&arc_reclaim_waiters_cv, NULL, CV_DEFAULT, NULL); - /* Convert seconds to clock ticks */ - arc_min_prefetch_ms = 1; - arc_min_prescient_prefetch_ms = 6; + arc_min_prefetch_ms = 1000; + arc_min_prescient_prefetch_ms = 6000; #ifdef _KERNEL /* |