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Change-Id: I0fe1ec4a2d636e65c202c63ff300a45fc1ba4180 Reviewed-on: http://gerrit.ent.cloudera.com:8080/137 Tested-by: jenkins Reviewed-by: Nong Li <nong@cloudera.com>
96 lines
3.0 KiB
Thrift
96 lines
3.0 KiB
Thrift
// Copyright 2012 Cloudera Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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namespace cpp impala
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namespace java com.cloudera.impala.thrift
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// Counter data types.
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enum TCounterType {
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UNIT,
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UNIT_PER_SECOND,
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CPU_TICKS,
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BYTES
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BYTES_PER_SECOND,
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TIME_NS,
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DOUBLE_VALUE
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}
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// Counter data
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struct TCounter {
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1: required string name
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2: required TCounterType type
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3: required i64 value
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}
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// Thrift version of RuntimeProfile::EventSequence - list of (label, timestamp) pairs
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// which represent an ordered sequence of events.
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struct TEventSequence {
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1: required string name
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2: required list<i64> timestamps
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3: required list<string> labels
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}
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// Struct to contain data sampled at even time intervals (e.g. ram usage every
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// N seconds).
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// values[0] represents the value when the counter stated (e.g. fragment started)
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// values[1] is the value at period_ms (e.g. 500 ms later)
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// values[2] is the value at 2 * period_ms (e.g. 1sec since start)
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// This can be used to reconstruct a time line for a particular counter.
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struct TTimeSeriesCounter {
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1: required string name
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2: required TCounterType type
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// Period of intervals in ms
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3: required i32 period_ms
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// The sampled values.
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4: required list<i64> values
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}
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// A single runtime profile
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struct TRuntimeProfileNode {
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1: required string name
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2: required i32 num_children
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3: required list<TCounter> counters
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// TODO: should we make metadata a serializable struct? We only use it to
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// store the node id right now so this is sufficient.
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4: required i64 metadata
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// indicates whether the child will be printed with extra indentation;
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// corresponds to indent param of RuntimeProfile::AddChild()
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5: required bool indent
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// map of key,value info strings that capture any kind of additional information
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// about the profiled object
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6: required map<string, string> info_strings
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// Auxilliary structure to capture the info strings display order when printed
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7: required list<string> info_strings_display_order
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// map from parent counter name to child counter name
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8: required map<string, set<string>> child_counters_map
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// List of event sequences that capture ordered events in a query's lifetime
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9: optional list<TEventSequence> event_sequences
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// List of time series counters
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10: optional list<TTimeSeriesCounter> time_series_counters
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}
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// A flattened tree of runtime profiles, obtained by an
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// in-order traversal
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struct TRuntimeProfileTree {
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1: required list<TRuntimeProfileNode> nodes
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}
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