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openGauss-OM/script/gspylib/inspection/items/device/CheckSlowDisk.py
hangjin2020 a2679f0cf7 om仓迁移
2020-12-16 17:25:24 +08:00

73 lines
2.8 KiB
Python

# coding: UTF-8
# Copyright (c) 2020 Huawei Technologies Co.,Ltd.
#
# openGauss is licensed under Mulan PSL v2.
# You can use this software according to the terms
# and conditions of the Mulan PSL v2.
# You may obtain a copy of Mulan PSL v2 at:
#
# http://license.coscl.org.cn/MulanPSL2
#
# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OF ANY KIND,
# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
# See the Mulan PSL v2 for more details.
# ----------------------------------------------------------------------------
import os
import csv
import subprocess
from gspylib.inspection.common import SharedFuncs
from gspylib.inspection.common.CheckItem import BaseItem
from gspylib.inspection.common.CheckResult import ResultStatus
from gspylib.common.ErrorCode import ErrorCode
class CheckSlowDisk(BaseItem):
def __init__(self):
super(CheckSlowDisk, self).__init__(self.__class__.__name__)
self.max = None
self.high = None
def preCheck(self):
# check the threshold was set correctly
if (not self.threshold.__contains__('max')
or not self.threshold.__contains__('high')):
raise Exception(ErrorCode.GAUSS_530["GAUSS_53013"] % "threshold")
if (not self.threshold['max'].isdigit() or
not self.threshold['high'].isdigit()):
raise Exception(ErrorCode.GAUSS_530["GAUSS_53013"]
% "The threshold max and high")
self.max = float(self.threshold['max'])
self.high = float(self.threshold['high'])
def doCheck(self):
# Perform 60-pass disk data collection
dic = {}
slowDiskList = []
cmd = "for varible1 in {1..30}; do iostat -d -x -k 1 1 " \
"| grep -E -v \"Linux|Device\"|awk 'NF'" \
"|awk '{print $1,$(NF-1)}'; " \
"sleep 1;done"
output = SharedFuncs.runShellCmd(cmd)
for line in output.splitlines():
diskname = line.split()[0]
svctmValue = line.split()[1]
if (diskname in dic.keys()):
diskList = dic[diskname]
diskList.append(float(svctmValue))
dic[diskname] = diskList
else:
dic[diskname] = [float(svctmValue)]
for diskname, svctmValues in dic.items():
diskList = sorted(svctmValues)
if (diskList[-1] > self.max and diskList[-10] > self.high):
slowDiskList.append(diskname)
if (slowDiskList):
self.result.rst = ResultStatus.NG
self.result.val = "Slow Disk Found:\n%s" % (
"\n".join(slowDiskList))
else:
self.result.rst = ResultStatus.OK
self.result.val = "No Slow Disk Found"