Documentation ¶
Overview ¶
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* * oom_controller.go * OOM controller in k8s environment * * * Copyright (c) 2021, Alibaba Group Holding Limited * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * IDENTIFICATION * plugins/polardb_pg_opensource/resource/process/oom_controller.go *-------------------------------------------------------------------------
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* * pg_process_collector.go * collect polardb pg process resource * * * Copyright (c) 2021, Alibaba Group Holding Limited * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * IDENTIFICATION * plugins/polardb_pg_opensource/resource/process/pg_process_collector.go *-------------------------------------------------------------------------
Index ¶
Constants ¶
View Source
const MaxTopSize = 3
Variables ¶
View Source
var BackendTypeMap = map[string]string{
"logger": "logger",
"checkpointer": "checkpoint",
"background writer": "bgwriter",
"walwriter": "walwriter",
"autovacuum": "autovacuum",
"archiver": "archiver",
"stats collector": "pgstat",
"walsender": "walsender",
"walreceiver": "walreceiver",
"startup": "startup",
"writer": "bgwriter",
"bgworker": "bgworker",
}
Functions ¶
This section is empty.
Types ¶
type OOMController ¶
type OOMController struct {
// contains filtered or unexported fields
}
func NewOOMController ¶
func NewOOMController() *OOMController
func (*OOMController) Collect ¶
func (c *OOMController) Collect(out map[string]interface{}) error
func (*OOMController) Init ¶
func (c *OOMController) Init(m map[string]interface{}, logger *log.PluginLogger) error
func (*OOMController) Stop ¶
func (c *OOMController) Stop() error
type PgProcessResource ¶
type PgProcessResource struct { BackendType string State string CpuUser uint64 CpuSys uint64 Rss uint64 ReadIOCount uint64 WriteIOCount uint64 ReadIOThroughput uint64 WriteIOThroughput uint64 BlockReadThroughput uint64 BlockWriteThroughput uint64 CpuUserDelta float64 CpuSysDelta float64 ReadIOCountDelta float64 WriteIOCountDelta float64 ReadIOThroughputDelta float64 WriteIOThroughputDelta float64 BlockReadThroughputDelta float64 BlockWriteThroughputDelta float64 Count uint64 }
type PgProcessResourceCollector ¶
type PgProcessResourceCollector struct {
// contains filtered or unexported fields
}
func NewPgProcessResourceCollector ¶
func NewPgProcessResourceCollector() *PgProcessResourceCollector
func (*PgProcessResourceCollector) Collect ¶
func (p *PgProcessResourceCollector) Collect(out map[string]interface{}) error
func (*PgProcessResourceCollector) Init ¶
func (p *PgProcessResourceCollector) Init(m map[string]interface{}, logger *log.PluginLogger) error
func (*PgProcessResourceCollector) Stop ¶
func (p *PgProcessResourceCollector) Stop() error
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