From 76a1733a635715da3d3007c62ee13555b89ba4e5 Mon Sep 17 00:00:00 2001 From: George Melikov Date: Wed, 29 Jul 2020 23:01:01 +0300 Subject: [PATCH] Fix table style in ZIO Scheduler (#42) fix #39 --- docs/Performance and Tuning/ZIO Scheduler.rst | 31 ++++++++----------- 1 file changed, 13 insertions(+), 18 deletions(-) diff --git a/docs/Performance and Tuning/ZIO Scheduler.rst b/docs/Performance and Tuning/ZIO Scheduler.rst index a68b055..f751198 100644 --- a/docs/Performance and Tuning/ZIO Scheduler.rst +++ b/docs/Performance and Tuning/ZIO Scheduler.rst @@ -30,24 +30,19 @@ the per-queue maximums exceeds the aggregate maximum, then the number of active I/Os may reach zfs_vdev_max_active, in which case no further I/Os are issued regardless of whether all per-queue minimums have been met. -+-------------+--------------------------+--------------------------+ -| I/O Class | Min Active Parameter | Max Active Parameter | -+=============+==========================+==========================+ -| sync read | zfs_v | zfs_v | -| | dev_sync_read_min_active | dev_sync_read_max_active | -+-------------+--------------------------+--------------------------+ -| sync write | zfs_vd | zfs_vd | -| | ev_sync_write_min_active | ev_sync_write_max_active | -+-------------+--------------------------+--------------------------+ -| async read | zfs_vd | zfs_vd | -| | ev_async_read_min_active | ev_async_read_max_active | -+-------------+--------------------------+--------------------------+ -| async write | zfs_vde | zfs_vde | -| | v_async_write_min_active | v_async_write_max_active | -+-------------+--------------------------+--------------------------+ -| scrub read | z | z | -| | fs_vdev_scrub_min_active | fs_vdev_scrub_max_active | -+-------------+--------------------------+--------------------------+ ++-------------+------------------------------------+------------------------------------+ +| I/O Class | Min Active Parameter | Max Active Parameter | ++=============+====================================+====================================+ +| sync read | ``zfs_vdev_sync_read_min_active`` | ``zfs_vdev_sync_read_max_active`` | ++-------------+------------------------------------+------------------------------------+ +| sync write | ``zfs_vdev_sync_write_min_active`` | ``zfs_vdev_sync_write_max_active`` | ++-------------+------------------------------------+------------------------------------+ +| async read | ``zfs_vdev_async_read_min_active`` | ``zfs_vdev_async_read_max_active`` | ++-------------+------------------------------------+------------------------------------+ +| async write | ``zfs_vdev_async_write_min_active``| ``zfs_vdev_async_write_max_active``| ++-------------+------------------------------------+------------------------------------+ +| scrub read | ``zfs_vdev_scrub_min_active`` | ``zfs_vdev_scrub_max_active`` | ++-------------+------------------------------------+------------------------------------+ For many physical devices, throughput increases with the number of concurrent operations, but latency typically suffers. Further, physical