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c4fd846dbb
Three metrics related to filtering are added to alternator: - total rows read during filtering operations - rows read and matched by filtering - rows read and dropped by filtering
79 lines
4.0 KiB
C++
79 lines
4.0 KiB
C++
/*
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* Copyright 2019 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* See the LICENSE.PROPRIETARY file in the top-level directory for licensing information.
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*/
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#include "stats.hh"
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#include <seastar/core/metrics.hh>
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namespace alternator {
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const char* ALTERNATOR_METRICS = "alternator";
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stats::stats() : api_operations{} {
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// Register the
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_metrics.add_group("alternator_operation", {
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#define OPERATION(name, CamelCaseName) \
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seastar::metrics::make_total_operations(#name, api_operations.name, \
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seastar::metrics::description("number of " CamelCaseName " operations via Alternator API")),
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OPERATION(batch_write_item, "BatchWriteItem")
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OPERATION(create_backup, "CreateBackup")
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OPERATION(create_global_table, "CreateGlobalTable")
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OPERATION(create_table, "CreateTable")
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OPERATION(delete_backup, "DeleteBackup")
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OPERATION(delete_item, "DeleteItem")
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OPERATION(delete_table, "DeleteTable")
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OPERATION(describe_backup, "DescribeBackup")
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OPERATION(describe_continuous_backups, "DescribeContinuousBackups")
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OPERATION(describe_endpoints, "DescribeEndpoints")
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OPERATION(describe_global_table, "DescribeGlobalTable")
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OPERATION(describe_global_table_settings, "DescribeGlobalTableSettings")
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OPERATION(describe_limits, "DescribeLimits")
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OPERATION(describe_table, "DescribeTable")
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OPERATION(describe_time_to_live, "DescribeTimeToLive")
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OPERATION(get_item, "GetItem")
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OPERATION(list_backups, "ListBackups")
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OPERATION(list_global_tables, "ListGlobalTables")
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OPERATION(list_tables, "ListTables")
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OPERATION(list_tags_of_resource, "ListTagsOfResource")
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OPERATION(put_item, "PutItem")
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OPERATION(query, "Query")
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OPERATION(restore_table_from_backup, "RestoreTableFromBackup")
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OPERATION(restore_table_to_point_in_time, "RestoreTableToPointInTime")
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OPERATION(scan, "Scan")
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OPERATION(tag_resource, "TagResource")
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OPERATION(transact_get_items, "TransactGetItems")
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OPERATION(transact_write_items, "TransactWriteItems")
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OPERATION(untag_resource, "UntagResource")
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OPERATION(update_continuous_backups, "UpdateContinuousBackups")
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OPERATION(update_global_table, "UpdateGlobalTable")
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OPERATION(update_global_table_settings, "UpdateGlobalTableSettings")
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OPERATION(update_item, "UpdateItem")
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OPERATION(update_table, "UpdateTable")
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OPERATION(update_time_to_live, "UpdateTimeToLive")
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});
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_metrics.add_group("alternator", {
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seastar::metrics::make_total_operations("unsupported_operations", unsupported_operations,
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seastar::metrics::description("number of unsupported operations via Alternator API")),
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seastar::metrics::make_total_operations("total_operations", total_operations,
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seastar::metrics::description("number of total operations via Alternator API")),
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seastar::metrics::make_total_operations("reads_before_write", reads_before_write,
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seastar::metrics::description("number of performed read-before-write operations")),
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seastar::metrics::make_total_operations("filtered_rows_read_total", cql_stats.filtered_rows_read_total,
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seastar::metrics::description("number of rows read during filtering operations")),
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seastar::metrics::make_total_operations("filtered_rows_matched_total", cql_stats.filtered_rows_matched_total,
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seastar::metrics::description("number of rows read and matched during filtering operations")),
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seastar::metrics::make_total_operations("filtered_rows_dropped_total", [this] { return cql_stats.filtered_rows_read_total - cql_stats.filtered_rows_matched_total; },
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seastar::metrics::description("number of rows read and dropped during filtering operations")),
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});
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}
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}
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