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reset

  • reference
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    For dev and test use only. Resets the following reset and reset histogram statistics.

    Syntax

    Request syntax:

    cbstats [host]:11210 reset [options]

    Description

    For dev and test use only. This command resets the following reset and reset histogram statistics.

    Note: Using the reset command in production can cause production problems, as well as the inability to diagnose issues due to lack of stats. The reset command is not a single atomic operation; therefore, threads may keep updating some stats while the reset operation is causing others to be cleared. This can cause overflows for calculated values and other stats used by the cluster.

    Table 1. Reset stats
    Reset Stats

    ep_bg_load

    ep_bg_wait

    ep_bg_max_load

    ep_bg_min_load

    ep_bg_max_wait

    ep_bg_min_wait

    ep_commit_time

    ep_flush_duration

    ep_flush_duration_highwat

    ep_io_num_read

    ep_io_num_write

    ep_io_read_bytes

    ep_io_write_bytes

    ep_items_rm_from_checkpoints

    ep_num_eject_failures

    ep_num_pager_runs

    ep_num_not_my_vbuckets

    ep_num_value_ejects

    ep_pending_ops_max

    ep_pending_ops_max_duration

    ep_pending_ops_total

    ep_storage_age

    ep_storage_age_highwat

    ep_too_old

    ep_too_young

    ep_tap_bg_load_avg

    ep_tap_bg_max_load

    ep_tap_bg_max_wait

    ep_tap_bg_min_load

    ep_tap_bg_min_wait

    ep_tap_bg_wait_avg

    ep_tap_throttled

    ep_tap_total_fetched

    ep_vbucket_del_max_walltime

    pending_ops

    Table 2. Reset histogram stats
    Reset Histograms stats

    bg_load

    bg_wait

    bg_tap_load

    bg_tap_wait

    chk_persistence_cmd

    data_age

    del_vb_cmd

    disk_insert

    disk_update

    disk_del

    disk_vb_del

    disk_commit

    get_stats_cmd

    item_alloc_sizes

    get_vb_cmd

    notify_io

    pending_ops

    set_vb_cmd

    storage_age

    tap_mutation

    tap_vb_reset

    tap_vb_set

    Options

    cbstats requires a username (-u) and a password (-p) to execute.

    For common cbstats options, see cbstats.

    Example

    Request

    cbstats 10.5.2.54:11210 reset -u Administrator -p password