115 lines
4.6 KiB
Python
115 lines
4.6 KiB
Python
# coding: UTF-8
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# Copyright (c) 2020 Huawei Technologies Co.,Ltd.
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#
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# openGauss is licensed under Mulan PSL v2.
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# You can use this software according to the terms
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# and conditions of the Mulan PSL v2.
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# You may obtain a copy of Mulan PSL v2 at:
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#
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# http://license.coscl.org.cn/MulanPSL2
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#
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# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OF ANY KIND,
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# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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# See the Mulan PSL v2 for more details.
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# ----------------------------------------------------------------------------
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from gspylib.inspection.common import SharedFuncs
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from gspylib.inspection.common.CheckItem import BaseItem
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from gspylib.inspection.common.CheckResult import ResultStatus
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from gspylib.common.ErrorCode import ErrorCode
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# master
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MASTER_INSTANCE = 0
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# standby
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STANDBY_INSTANCE = 1
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class CheckProcMem(BaseItem):
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def __init__(self):
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super(CheckProcMem, self).__init__(self.__class__.__name__)
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self.percentm = 0.8
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self.percentt = 0.9
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def preCheck(self):
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# check the threshold was set correctly
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if (not self.threshold.__contains__('percent_total')
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or not self.threshold.__contains__('percent_max')):
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raise Exception(ErrorCode.GAUSS_530["GAUSS_53013"] % "threshold")
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try:
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self.percentt = float(self.threshold['percent_total'])
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self.percentm = float(self.threshold['percent_max'])
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except Exception as e:
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raise Exception(ErrorCode.GAUSS_530["GAUSS_53011"] %
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"CheckProcMem" + "Error: %s" % str(e))
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def doCheck(self):
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cmd = "free -g | grep Mem | awk '{print $2}' 2>/dev/null"
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totalMem = SharedFuncs.runShellCmd(cmd)
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cmd = "free -g | grep Mem | awk '{print $3}' 2>/dev/null"
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usedMem = SharedFuncs.runShellCmd(cmd)
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if (int(usedMem) > int(totalMem) * self.percentt):
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self.result.rst = ResultStatus.NG
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self.result.val = "Memory usage exceeded threshold"
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return
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cmd = "show max_process_memory;"
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cnPort = None
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masterDnPort = None
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slaveDnPort = None
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self.node = self.cluster.getDbNodeByName(self.host)
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if self.node.coordinators:
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cnPort = self.node.coordinators[0].port
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masterDnlist = SharedFuncs.getMasterDnNum(self.user, self.mpprcFile)
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for datanode in self.node.datanodes:
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if (datanode.instanceId in masterDnlist):
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masterDnPort = datanode.port
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break
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elif (
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datanode.instanceType == MASTER_INSTANCE
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or datanode.instanceType == STANDBY_INSTANCE):
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slaveDnPort = datanode.port
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break
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if (cnPort):
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output = SharedFuncs.runSqlCmd(cmd, self.user, "", cnPort,
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self.tmpPath, "postgres",
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self.mpprcFile)
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elif (masterDnPort):
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output = SharedFuncs.runSqlCmd(cmd, self.user, "", masterDnPort,
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self.tmpPath, "postgres",
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self.mpprcFile)
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elif (slaveDnPort):
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output = SharedFuncs.runSqlCmd(cmd, self.user, "", slaveDnPort,
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self.tmpPath, "postgres",
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self.mpprcFile, True)
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else:
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self.result.val = "There's no master database node " \
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"or slave database node in this node"
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self.result.rst = ResultStatus.OK
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return
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if (output.upper().endswith("GB")):
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maxProcessM = int(output[:-2]) * 1024 * 1024 * self.percentm
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elif (output.upper().endswith("MB")):
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maxProcessM = int(output[:-2]) * 1024 * self.percentm
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elif (output.upper().endswith("KB")):
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maxProcessM = int(output[:-2]) * self.percentm
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else:
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self.result.val = \
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"Can not get the correct value of max_process_memroy"
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self.result.rst = ResultStatus.NG
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return
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cmd = "ps ux | grep gaussdb | awk '{print $6}'"
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output = SharedFuncs.runShellCmd(cmd)
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for line in output.splitlines():
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procM = int(line)
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if (procM > maxProcessM):
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self.result.val = \
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"Memroy usage of some gaussdb process exceeded threshold"
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self.result.rst = ResultStatus.NG
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return
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self.result.rst = ResultStatus.OK
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self.result.val = "Memory is sufficient"
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