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Add newly added metrics from neondatabase/neon#9116 to exports (#9402)

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They weren't added in that PR, but should be available immediately on
rollout as the neon extension already defaults to 1.5.
This commit is contained in:
Matthias van de Meent
2024-10-15 23:13:31 +02:00
committed by GitHub
parent f1eb703256
commit 18f4e5f10c
12 changed files with 95 additions and 1 deletions
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8
compute/etc/neon_collector.jsonnet
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@@ -9,9 +9,16 @@
import 'sql_exporter/compute_subscriptions_count.libsonnet',
import 'sql_exporter/connection_counts.libsonnet',
import 'sql_exporter/db_total_size.libsonnet',
import 'sql_exporter/file_cache_read_wait_seconds_bucket.libsonnet',
import 'sql_exporter/file_cache_read_wait_seconds_count.libsonnet',
import 'sql_exporter/file_cache_read_wait_seconds_sum.libsonnet',
import 'sql_exporter/file_cache_write_wait_seconds_bucket.libsonnet',
import 'sql_exporter/file_cache_write_wait_seconds_count.libsonnet',
import 'sql_exporter/file_cache_write_wait_seconds_sum.libsonnet',
import 'sql_exporter/getpage_prefetch_discards_total.libsonnet',
import 'sql_exporter/getpage_prefetch_misses_total.libsonnet',
import 'sql_exporter/getpage_prefetch_requests_total.libsonnet',
import 'sql_exporter/getpage_prefetches_buffered.libsonnet',
import 'sql_exporter/getpage_sync_requests_total.libsonnet',
import 'sql_exporter/getpage_wait_seconds_bucket.libsonnet',
import 'sql_exporter/getpage_wait_seconds_count.libsonnet',
@@ -28,6 +35,7 @@
import 'sql_exporter/pageserver_disconnects_total.libsonnet',
import 'sql_exporter/pageserver_requests_sent_total.libsonnet',
import 'sql_exporter/pageserver_send_flushes_total.libsonnet',
import 'sql_exporter/pageserver_open_requests.libsonnet',
import 'sql_exporter/pg_stats_userdb.libsonnet',
import 'sql_exporter/replication_delay_bytes.libsonnet',
import 'sql_exporter/replication_delay_seconds.libsonnet',

12
compute/etc/sql_exporter/file_cache_read_wait_seconds_bucket.libsonnet Normal file
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@@ -0,0 +1,12 @@
{
metric_name: 'file_cache_read_wait_seconds_bucket',
type: 'counter',
help: 'Histogram buckets of LFC read operation latencies',
key_labels: [
'bucket_le',
],
values: [
'value',
],
query: importstr 'sql_exporter/file_cache_read_wait_seconds_bucket.sql',
}

1
compute/etc/sql_exporter/file_cache_read_wait_seconds_bucket.sql Normal file
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@@ -0,0 +1 @@
SELECT bucket_le, value FROM neon.neon_perf_counters WHERE metric = 'file_cache_read_wait_seconds_bucket';

9
compute/etc/sql_exporter/file_cache_read_wait_seconds_count.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'file_cache_read_wait_seconds_count',
type: 'counter',
help: 'Number of read operations in LFC',
values: [
'file_cache_read_wait_seconds_count',
],
query_ref: 'neon_perf_counters',
}

9
compute/etc/sql_exporter/file_cache_read_wait_seconds_sum.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'file_cache_read_wait_seconds_sum',
type: 'counter',
help: 'Time spent in LFC read operations',
values: [
'file_cache_read_wait_seconds_sum',
],
query_ref: 'neon_perf_counters',
}

12
compute/etc/sql_exporter/file_cache_write_wait_seconds_bucket.libsonnet Normal file
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@@ -0,0 +1,12 @@
{
metric_name: 'file_cache_write_wait_seconds_bucket',
type: 'counter',
help: 'Histogram buckets of LFC write operation latencies',
key_labels: [
'bucket_le',
],
values: [
'value',
],
query: importstr 'sql_exporter/file_cache_write_wait_seconds_bucket.sql',
}

1
compute/etc/sql_exporter/file_cache_write_wait_seconds_bucket.sql Normal file
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@@ -0,0 +1 @@
SELECT bucket_le, value FROM neon.neon_perf_counters WHERE metric = 'file_cache_write_wait_seconds_bucket';

9
compute/etc/sql_exporter/file_cache_write_wait_seconds_count.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'file_cache_write_wait_seconds_count',
type: 'counter',
help: 'Number of write operations in LFC',
values: [
'file_cache_write_wait_seconds_count',
],
query_ref: 'neon_perf_counters',
}

9
compute/etc/sql_exporter/file_cache_write_wait_seconds_sum.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'file_cache_write_wait_seconds_sum',
type: 'counter',
help: 'Time spent in LFC write operations',
values: [
'file_cache_write_wait_seconds_sum',
],
query_ref: 'neon_perf_counters',
}

9
compute/etc/sql_exporter/getpage_prefetches_buffered.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'getpage_prefetches_buffered',
type: 'gauge',
help: 'Number of prefetched pages buffered in neon',
values: [
'getpage_prefetches_buffered',
],
query_ref: 'neon_perf_counters',
}

8
compute/etc/sql_exporter/neon_perf_counters.sql
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@@ -1,13 +1,19 @@
WITH c AS (SELECT pg_catalog.jsonb_object_agg(metric, value) jb FROM neon.neon_perf_counters)
SELECT d.* FROM pg_catalog.jsonb_to_record((SELECT jb FROM c)) AS d(
file_cache_read_wait_seconds_count numeric,
file_cache_read_wait_seconds_sum numeric,
file_cache_write_wait_seconds_count numeric,
file_cache_write_wait_seconds_sum numeric,
getpage_wait_seconds_count numeric,
getpage_wait_seconds_sum numeric,
getpage_prefetch_requests_total numeric,
getpage_sync_requests_total numeric,
getpage_prefetch_misses_total numeric,
getpage_prefetch_discards_total numeric,
getpage_prefetches_buffered numeric,
pageserver_requests_sent_total numeric,
pageserver_disconnects_total numeric,
pageserver_send_flushes_total numeric
pageserver_send_flushes_total numeric,
pageserver_open_requests numeric
);

9
compute/etc/sql_exporter/pageserver_open_requests.libsonnet Normal file
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@@ -0,0 +1,9 @@
{
metric_name: 'pageserver_open_requests',
type: 'gauge',
help: 'Number of open requests to PageServer',
values: [
'pageserver_open_requests',
],
query_ref: 'neon_perf_counters',
}