diff options
author | Johannes Christ <jc@jchri.st> | 2019-06-18 20:22:09 +0200 |
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committer | Ilya Mashchenko <ilya@netdata.cloud> | 2019-06-18 21:22:09 +0300 |
commit | c5ab82558d5669ffec8991e338ebf548a2abcf97 (patch) | |
tree | dee92302f22c6b06e41de76577960305954a37f8 /health/health.d | |
parent | 83d6968b19101accc4f424aa8a2a49487a8d8b25 (diff) |
Add a riak plugin (#6286)
* Add a Riak plugin.
Diffstat (limited to 'health/health.d')
-rw-r--r-- | health/health.d/riakkv.conf | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/health/health.d/riakkv.conf b/health/health.d/riakkv.conf new file mode 100644 index 0000000000..745302778d --- /dev/null +++ b/health/health.d/riakkv.conf @@ -0,0 +1,80 @@ +# Ensure that Riak is running. template: riak_last_collected_secs +template: riak_last_collected_secs + on: riak.kv.throughput + calc: $now - $last_collected_t + units: seconds ago + every: 10s + warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every)) + crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every)) + delay: down 5m multiplier 1.5 max 1h + info: number of seconds since the last successful data collection + to: dba + +# Warn if a list keys operation is running. +template: riak_list_keys_active + on: riak.core.fsm_active + calc: $list_fsm_active + units: state machines + every: 10s + warn: $list_fsm_active > 0 + info: number of currently running list keys finite state machines + to: dba + + +## Timing healthchecks +# KV GET +template: 1h_kv_get_mean_latency + on: riak.kv.latency.get + calc: $node_get_fsm_time_mean + lookup: average -1h unaligned of time + every: 30s + units: ms + info: mean average KV GET latency over the last hour + +template: riak_kv_get_slow + on: riak.kv.latency.get + calc: $mean + lookup: average -3m unaligned of time + units: ms + every: 10s + warn: ($this > ($1h_kv_get_mean_latency * 2) ) + crit: ($this > ($1h_kv_get_mean_latency * 3) ) + info: average KV GET time over the last 3 minutes, compared to the average over the last hour + delay: down 5m multiplier 1.5 max 1h + to: dba + +# KV PUT +template: 1h_kv_put_mean_latency + on: riak.kv.latency.put + calc: $node_put_fsm_time_mean + lookup: average -1h unaligned of time + every: 30s + units: ms + info: mean average KV PUT latency over the last hour + +template: riak_kv_put_slow + on: riak.kv.latency.put + calc: $mean + lookup: average -3m unaligned of time + units: ms + every: 10s + warn: ($this > ($1h_kv_put_mean_latency * 2) ) + crit: ($this > ($1h_kv_put_mean_latency * 3) ) + info: average KV PUT time over the last 3 minutes, compared to the average over the last hour + delay: down 5m multiplier 1.5 max 1h + to: dba + + +## VM healthchecks + +# Default Erlang VM process limit: 262144 +# On systems observed, this is < 2000, but may grow depending on load. +template: riak_vm_high_process_count + on: riak.vm + calc: $sys_process_count + units: processes + every: 10s + warn: $this > 10000 + crit: $this > 100000 + info: number of processes running in the Erlang VM (the default limit on ERTS 10.2.4 is 262144) + to: dba |