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#APT攻击
ORA-15512: directory “string” does not contain a valid processed workload capture
文档解释ORA-15512:directory“string”doesnotcontainavalidprocessedworkloadcaptureCause:OneormorefilescreatedbyDBMS_WORKLOAD_REPLAY.PROCESS_CAPTUREweremiss...
IT技术学习
·
2023-07-08
ORA-15512
directory
#8220string
#8221
does
ORA-12671: Shared server: adapter failed to save context
文档解释ORA-12671:Sharedserver:adapterfailedtosavecontextCause:Theadapterfortheauthenticationservicefailedwhenittriedtosavethedataneededforproxyconnections(database...
IT技术学习
·
2023-07-08
ORA-12671
Shared
server
adapter
failed
ORA-26710: incompatible version marker encountered during Capture
文档解释ORA-26710:incompatibleversionmarkerencounteredduringCaptureCause:Captureprocesscannotmineredofromaversionhigherthanthecurrentsoftwarereleaseversion.Action:D...
IT技术学习
·
2023-07-08
ORA-26710
incompatible
version
marker
encountered
ORA-17620: failed to register the network adapter with Oracle Disk Manager library: string
文档解释ORA-17620:failedtoregisterthenetworkadapterwithOracleDiskManagerlibrary:stringCause:TheODMlibraryreturnedanerrorwhiletryingtoregisterthenetworkadapter.Actio...
IT技术学习
·
2023-07-08
ORA-17620
failed
to
register
the
ORA-12640: Authentication adapter initialization failed
文档解释ORA-12640:AuthenticationadapterinitializationfailedCause:Thefunctionspecifiedintheauthenticationtableentryfortheservicefailed.Action:Enabletracingtodetermin...
IT技术学习
·
2023-07-08
ORA-12640
Authentication
adapter
initialization
failed
ORA-26678: string downstream capture process for source database string must be created at database string first
文档解释ORA-26678:stringdownstreamcaptureprocessforsourcedatabasestringmustbecreatedatdatabasestringfirstCause:AGoldenGate,XStreamorStreamsdownstreamcaptureprocessw...
IT技术学习
·
2023-07-08
string
database
ORA-26678
downstream
capture
ORA-26651: Unable to start or stop capture process string
文档解释ORA-26651:UnabletostartorstopcaptureprocessstringCause:Anattemptwasmadetostartorstopacaptureprocesswhileanothercaptureprocesswasconcurrentlystartingorstoppi...
IT技术学习
·
2023-07-08
ORA-26651
Unable
to
start
or
ORA-26652: Capture string did not start properly and is currently in state string
文档解释ORA-26652:CapturestringdidnotstartproperlyandiscurrentlyinstatestringCause:Anattempttorestartacaptureprocessfailed.Action:ReviewV$STREAMS_CAPTUREviewforthes...
IT技术学习
·
2023-07-08
string
ORA-26652
Capture
did
not
ORA-15504: cannot start workload capture because instance string not present in RESTRICTED SESSION mode
文档解释ORA-15504:cannotstartworkloadcapturebecauseinstancestringnotpresentinRESTRICTEDSESSIONmodeCause:TheNO_RESTART_MODEoptioninDBMS_WORKLOAD_CAPTURE.START_CAPTUR...
IT技术学习
·
2023-07-08
ORA-15504
cannot
start
workload
capture
ORA-25304: Cannot use priority order queues for capture LCRs
文档解释ORA-25304:CannotusepriorityorderqueuesforcaptureLCRsCause:CaptureLCRscanonlyusecommittimeorenqueuetimeorderedqueues.Action:Usetheappropriatetypeofqueueforca...
IT技术学习
·
2023-07-08
ORA-25304
Cannot
use
priority
order
MySQL Error number: 3887; Symbol: ER_REGEXP_INVALID_CAPTURE_GROUP_NAME; SQLSTATE: HY000
文档解释Errornumber:3887;Symbol:ER_REGEXP_INVALID_CAPTURE_GROUP_NAME;SQLSTATE:HY000Message:Acapturegrouphasaninvalidname.**错误说明**MySQL错误3887(ER_REGEXP_INVALID_CAPTU...
IT技术学习
·
2023-06-17
MySQL
Error
number
3887
Symbol
Linux系统下防DDOS攻击
Linux系统下防DDOS攻击用squid也是利用端口映射的功能,可以将80端口转换一下,其实一般的DDOS攻击可以修改/proc/sys/net/ipv4/tcp_max_syn_backlog里的参数就行了,默认参数一般都很小,设为8000以上,一般的DDOS攻击就可以解决了。如果上升到timeout阶段,可以将/...
开发笔记
·
2023-04-15
Linux
系统
下防
DDOS
攻击
在Linux下CC攻击检查
有时候,服务器看上去正常,从外界的反响来看,并没有什么问题,但是服务器里面,会有某一个站点,大量消耗资源,导致服务器CPU跑得很高,并且到一定程度之后,会引起服务器当机。这就是CC攻击的表现。什么是CC攻击?CC攻击就是利用大量代理服务器对目标计算机发起大量连接,导致目标服务器资源枯竭造成拒绝服务。那么如何判断查询CC...
开发笔记
·
2023-04-15
Linux
CC
攻击
检查
在Linux下如何查CC攻击
CC(ChallengeCollapsar)攻击是一种常见的网络攻击形式,是DDOS(分布式拒绝服务)攻击的一种。攻击者通过代理服务器或者“肉鸡”向受害主机不停地发送大量数据包,造成对方服务器资源耗尽,一直到宕机崩溃。什么是CC攻击?CC攻击就是利用大量代理服务器对目标计算机发起大量连接,导致目标服务器资源枯竭造成拒绝...
开发笔记
·
2023-04-15
Linux
如何
CC
攻击
apt-get命令详解
apt-get,是一条linux命令,适用于deb包管理式的操作系统(例如Ubuntu系统),主要用于自动从互联网的软件仓库中搜索、安装、升级、卸载软件或操作系统。 参数-h帮助文件。-q输出到日志-无进展指示-qq不输出信息,错误除外-d仅下载-不安装或解压归档文件-s不实际安装。模拟执行命令-y在需要确认...
开发笔记
·
2023-03-21
apt-get
命令
详解
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