JP2004120072A

JP2004120072A - Fault information collecting apparatus and fault information collecting method

Info

Publication number: JP2004120072A
Application number: JP2002277279A
Authority: JP
Inventors: Kazuhiro Ono; 大野　和浩
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 2002-09-24
Filing date: 2002-09-24
Publication date: 2004-04-15

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fault information collecting apparatus and a fault information collecting method for recording many more fault information items without the need of increasing the capacity of a physical memory even when new fault information is increased to enhance the function and to cope with a fault. <P>SOLUTION: The fault information collecting apparatus registers in advance combinations of fault information items effective to fault analysis on the occurrence of the fault information comprising related information such as a fault code, a fault object, a cause to the fault, and a date and time, decides whether or not fault information is registered by using the registered fault information, detects the fault information effective to the fault analysis, and records the fault information to a memory section 17 which is referenced at investigation of a fault. Further, the fault information collecting apparatus converts the fault information into history information in order to leave a history of the fault information discriminated not to be the effective fault information to the fault analysis and records the history information to the memory section 17 whose history information is referenced at fault investigation. <P>COPYRIGHT: (C)2004,JPO

Description

【０００１】
【発明の属する技術分野】
本発明は、携帯電話システムの無線基地局装置において、起動及び運用中に発生する障害情報を収集して記録を行う障害情報収集装置及び障害情報収集方法に関する。
【０００２】
【従来の技術】
従来、無線基地局装置では各機能ブロック単位または機能ユニット単位で障害の検出を行い、発生した障害情報を収集して障害復旧や原因解析のために利用している。ところで、無線基地局装置において機能向上や障害対応のために新しい障害情報を増やさなければならず、それに伴い検出される情報も増える傾向にある。収集する障害情報が増えれば障害情報を記録しておく物理メモリも増やさなければならず、部品数やコストを上昇させる原因となる。
【０００３】
そこで、同じ原因で発生する同じ障害情報の記録方法を工夫して物理メモリを増やすことなく記録する構成として、例えば特開平１０−１１３３２号公報で開示された技術では、同じ障害情報が繰り返し発生した場合に２回目以降に発生した障害情報を記録しない構成を採っている。
【０００４】
【発明が解決しようとする課題】
しかしながら、従来の障害情報収集装置においては、例えば同じ障害が２回目以降記録されないので、真の原因が数回後の同じ原因による障害によりものだったり、その時の障害情報の詳細がほしい場合が履歴情報のみでは情報が不足することもあり得る問題がある。
【０００５】
また、障害の情報量を少なくすることは可能であるが、記録し続けることで当然ながら記憶容量が無くなってしまうので、高優先度の障害情報をどうしても記録したい場合など障害情報が得られないこともあるという問題もある。
【０００６】
本発明は係る点に鑑みてなされたものであり、機能向上や障害対応のために新しい障害情報が増加しても、物理メモリも増やすことなくより多くの障害情報を記録することができる障害情報収集装置及び障害情報収集方法を提供することを目的とする。
【０００７】
【課題を解決するための手段】
請求項１に係る発明の障害情報収集装置は、障害コード、障害対象、障害要因、日時時刻などの関連情報で構成された障害情報が発生した場合に障害解析を有効に行うことができるように障害情報の組み合わせを予め登録しておく障害情報登録手段と、発生した障害情報を一時的に記録する障害情報一時記録手段と、障害情報をメモリに記憶させる障害情報記録手段と、障害情報を履歴情報に変換する障害情報履歴変換手段と、前記障害情報一時記録手段に記録された障害情報を発生時間の古いものから順番に読み出し、障害情報登録手段で登録されている障害情報であるか否かを判定し、登録されている障害情報であると判定した場合は前記障害情報記録手段にて記録させ、登録されている障害情報でないと判定した場合は前記障害情報履歴変換手段にて履歴情報に変換させる有効障害情報検出手段と、前記障害情報履歴変換手段にて履歴情報に変換された障害情報を記録する履歴情報記録手段と、を具備することを特徴とする。
【０００８】
この構成によれば、登録されている障害情報である場合にはそのまま記録し、登録されている障害情報でなければ履歴情報に変換して記録するので、障害調査時に参照するメモリに有効な情報をより多く記録することができる。
【０００９】
請求項２に係る発明の障害情報収集装置は、請求項１に係る発明の障害情報収集装置において、前記障害情報記録手段に障害情報の記録が開始されてから時間を監視し、予め設定された時間の経過により障害情報の記録を中止する障害情報記録中止手段を具備し、前記障害情報履歴変換手段は、前記障害情報記録中止手段で記録を中止した以後の障害情報を履歴情報に変換することを特徴とする。
【００１０】
この構成によれば、障害調査時に参照するメモリに繰り返して発生する障害情報記録して記録を時間により制御するので、障害情報をより多く記録することができる。
【００１１】
請求項３に係る発明の障害情報収集装置は、請求項１又は請求項２に係る障害情報収集装置において、前記障害情報記録手段が障害情報を前記メモリに記録を始めてから予め設定された障害発生回数になると前記有効障害情報検出手段に通知を行う障害情報発生回数判定手段を具備し、前記障害情報履歴変換手段は、前記障害情報発生回数判定手段より通知を受けると以後の障害情報を履歴情報に変換することを特徴とする。
【００１２】
この構成によれば、障害調査時に参照するメモリに繰り返して発生する障害情報記録して、記録を発生回数により制御するので、障害情報をより多く記録することができる。
【００１３】
請求項４に係る発明の障害情報収集装置は、請求項１から請求項３のいずれか一項に係る発明の障害情報収集装置において、障害発生時間を記録して１回目と２回目に発生した障害の時間の差を算出し、さらに２回目と３回目に発生した障害の時間の差を算出した上で１回目と２回目の差と２回目と３回目の差が同じであれば、有効障害情報検出手段に通知を行う障害情報発生間隔判定手段を具備し、前記有効障害情報検出手段は、障害情報発生間隔判定手段より通知を受け取ると、障害情報記録手段に伝送していた障害情報を障害情報履歴変換手段に切り替えて履歴情報として記録させ、１回目と２回目の差と２回目と３回目の差が異なっていれば、前記障害情報記録手段に伝送を継続することを特徴とする。
【００１４】
この構成によれば、障害調査時に参照するメモリに繰り返して発生する障害情報記録して、発生前後の間隔により発生経緯の異なる障害を記録することができる。
【００１５】
請求項５に係る発明の障害情報収集装置は、請求項１から請求項４のいずれか一項に係る発明の障害情報収集装置において、メモリ容量が不足した場合に前記有効障害情報検出手段に対して前記障害情報一時記録手段を緊急のメモリとして記録を続けるように指示するメモリ変更手段と、前記メモリに記録される障害情報の記録容量を監視し、予め設定された残容量になるとメモリ容量不足になったことを前記メモリ変更手段に通知するメモリ容量監視手段と、を具備することを特徴とする。
【００１６】
この構成によれば、メモリ容量が不足した場合に障害情報一時記録手段を緊急のメモリとして使用するので、障害調査時に参照するメモリが記録不可となっても発生する障害情報を記録することができる。
【００１７】
請求項６に係る発明の障害情報収集装置は、請求項１から請求項５のいずれか一項に係る発明の障害情報収集装置において、前記有効障害情報検出手段が前記メモリ容量監視手段よりメモリ容量不足通知を受けて前記障害情報一時記録手段を緊急のメモリとして記録を続けているときに、予め設定された高優先度の障害情報の発生を検知すると、予め設定された空きメモリ領域に高優先度の障害情報を前記障害情報記録手段に記録させる高優先度障害情報検知手段を具備することを特徴とする。
【００１８】
この構成によれば、予め設定された高優先度の障害情報の発生を検知すると、予め設定された空きメモリ領域に高優先度の障害情報を記録するので、緊急度の高い障害を障害調査時に情報を残すことができる。
【００１９】
請求項７に係る発明の障害情報収集装置は、請求項５又は請求項６に係る発明の障害情報収集装置において、前記メモリ容量監視手段が前記メモリ変更手段にメモリ容量不足通知を行った場合、記録されている障害情報のなかで予め設定された高優先度の障害情報を除いた障害情報を前記障害情報履歴変換手段で履歴情報に変換させて前記履歴情報記録手段に記録させる高優先度障害情報抽出手段を具備し、前記障害情報記録手段は、前記高優先度障害情報抽出手段で抽出された障害情報を除いた前記メモリに記録された障害情報をメモリ容量を広げることを特徴とする。
【００２０】
この構成によれば、記録されている障害情報のなかで予め設定された高優先度の障害情報を除いた障害情報を履歴情報に変換した後に消去してメモリ容量を広げるので、より多くの障害情報を記録することができる。
【００２１】
請求項８に係る発明の障害情報収集方法は、障害コード、障害対象、障害要因、日時時刻などの関連情報で構成された障害情報が発生した場合に障害解析を有効に行うことができるように障害情報の組み合わせを予め登録しておき、発生した障害情報を一時的に記録した後、記録した障害情報を発生時間の古いものから順番に読み出して予め登録している障害情報であるか否かを判定し、登録されている障害情報であればそのまま記録し、登録されている障害情報でなければ履歴情報に変換して記録することを特徴とする。
【００２２】
この方法によれば、登録されている障害情報である場合にはそのまま記録し、登録されている障害情報でなければ履歴情報に変換して記録するので、障害調査時に参照するメモリに有効な情報をより多く記録することができる。
【００２３】
【発明の実施の形態】
以下、本発明の実施の形態について、図面を用いて説明する。
図１は、本発明の一実施の形態に係る無線基地局装置の構成を示すブロック図である。この図において、無線基地局装置１は、アンテナ部１０、無線制御部１１、交換制御部１２、回線制御部１３、外部Ｉ／Ｆ部１４、装置制御部１５、装置監視部１６、メモリ部１７及び電源部１８を有して構成される。装置監視部１６には障害情報収集装置２０が設けられている。
【００２４】
無線基地局装置１が起動すると（または運用状態となると）、各機能部により発生した障害が障害情報信号線（図中破線で示す）を通って装置監視部１６に伝送される。装置監視部１６は、障害情報収集部２０にて障害情報を処理させてメモリ部１７に記憶させる。
【００２５】
障害情報収集部２０は、図２のブロック図に示すように、障害情報登録部２１、障害情報一時記録部２２、有効障害情報検出部２３、障害情報記録部２４、障害情報履歴変換部２５、履歴情報記録部２６、障害情報記録中止部２７、障害情報発生回数判定部２８、障害情報発生間隔判定部２９、メモリ容量監視手段３０、メモリ変更手段３１、高優先度障害情報検知部３２及び高優先度障害情報抽出部３３を有して構成される。
【００２６】
障害情報登録部２１には、有効障害情報検出部２３が判定に使用する障害情報（障害コード、障害対象、障害要因、日時時刻などの関連情報で構成される）が登録されている。各機能部から伝送されてくる障害情報は障害情報一時記録部２２に記録される。有効障害情報検出部２３は、障害情報一時記録部２２に記録された障害情報を発生時間の古いものから順番に読み出し、障害情報登録部２１で登録されている障害情報であるか否かを判定する。そして、読み取った障害情報が障害情報登録部２１に登録されいる障害情報であると判定した場合、障害情報記録部２４に伝送して記録する。一方、登録されいる障害情報でないと判定した場合は、障害情報を障害情報履歴変換部２５に伝送して履歴情報に変換する。履歴情報に変換された障害情報は履歴情報記録部２６に伝送されて記録される。
【００２７】
障害情報記録中止部２７は、障害情報記録部２４がメモリに障害情報を伝送しはじめてから時間を監視し、予め設定された時間になると、有効障害情報検出部２３に通知を行う。有効障害情報検出部２３は、障害情報記録中止部２７から通知を受け取ると、障害情報記録部２４に伝送していた障害情報を障害情報履歴変換部２５に切り替えて履歴情報として記録する。
【００２８】
障害情報発生回数判定部２８は、障害情報記録部２４がメモリに障害情報を伝送しはじめてから予め設定された障害発生回数になると、有効障害情報検出部２３に通知を行う。有効障害情報検出部２３は、障害情報記録中止部２７から通知を受け取ると、障害情報記録部２４に伝送していた障害情報を障害情報履歴変換部２５に切り替えて履歴情報として記録する。
【００２９】
障害情報発生間隔判定手段２９は、障害発生時間を記録して１回目と２回目に発生した障害の時間の差を算出し、さらに２回目と３回目に発生した障害の時間の差を算出した上で１回目と２回目の差と２回目と３回目の差が同じであれば、有効障害情報検出部２３に通知を行う。有効障害情報検出部２３は、障害情報発生間隔判定手段２９から通知を受け取ると、障害情報記録部２４に伝送していた障害情報を障害情報履歴変換部２５に切り替えて履歴情報として記録する。このとき１回目と２回目の差と２回目と３回目の差が異なった場合は、障害情報記録部２４に伝送を続けるものとする。
【００３０】
メモリ容量監視部３０は、メモリに記録される障害情報の記録容量を監視し、予め設定された残容量になると、容量不足になったことをメモリ変更部３１に通知する。メモリ変更部３１は、有効障害情報検出部２３に容量不足を通知して障害情報一時記録部２２を緊急のメモリとして記録を続けるように指示する。
【００３１】
なお、障害情報一時記録部２２も容量不足になった場合は、障害情報一時記録部２２のメモリを上書するか、あるは記録の停止をする。また、高優先度障害情報検知部３２は、メモリ容量監視部３０が有効障害情報検出部２３に容量不足を通知して障害情報一時記録部２２を緊急のメモリとして記録を続けている場合、予め設定された高優先度の障害情報の発生を検知すると、予め設定された空きメモリに高優先度の障害情報を記録させるため障害情報記録部２４に伝送し記録する。
【００３２】
高優先度障害情報抽出部３３は、メモリ容量監視部３０からメモリ容量が少なくなったとの通知を受け取ると、記録されている障害情報のなかで予め設定された高優先度の障害情報を除いた障害情報を障害情報履歴変換部２５で履歴情報に変換して履歴情報を記録する。変換された障害情報はメモリから削除してメモリ容量を広げるものである。
【００３３】
このように、本実施の形態の無線基地局装置は、障害コード、障害対象、障害要因、日時時刻などの関連情報で構成する障害情報が発生した場合に障害解析に有効な障害情報の組み合せを予め登録しておき、登録した障害情報を用いて判定を行い、障害解析に有効な障害情報の検出を行い障害調査時に参照するメモリ部１７に障害情報を記録する。また、障害解析に有効な障害情報ではないとされた障害情報は履歴を残すため障害情報から履歴情報に変換をして履歴情報を障害調査時に参照するメモリ部１７に履歴情報を記録するようにした。これにより、機能向上や障害対応のために新しい障害情報が増加しても、物理メモリも増やすことなくより多くの障害情報を記録することができる。
【００３４】
なお、上記実施の形態の無線基地局装置に、さらに、障害調査時に参照するメモリ部１７に予め設定した容量を残しておき、以後システムダウンやサービス停止などを引き起こす高優先度の障害が発生するまでは、メモリ部１７への切り替えを制限する障害優先度変更制御手段や最高優先度の障害が発生した場合にメモリ切り替え残りの空きメモリに記録する高優先度障害情報記録手段を設けることで、緊急度の高い障害を確実にメモリ部１７に記録することができる。
【００３５】
【発明の効果】
以上説明したように、本発明によれば、登録されている障害情報である場合にはそのまま記録し、登録されている障害情報でなければ履歴情報に変換して記録するので、障害調査時に参照するメモリに有効な情報をより多く記録することができる。
【図面の簡単な説明】
【図１】本発明の一実施の形態に係る無線基地局装置の構成を示すブロック図。
【図２】本発明の一実施の形態に係る無線基地局装置の障害収集装置の構成を示すブロック図。
【符号の説明】
１　無線基地局装置
１０　アンテナ部
１１　無線制御部
１２　交換制御部
１３　回線制御部
１４　外部Ｉ／Ｆ部
１５　装置制御部
１６　装置監視部
１７　メモリ部
１８　電源部
２０　障害情報収集装置
２１　障害情報登録部
２２　障害情報一時記憶部
２３　有効障害情報検知部
２４　障害情報記憶部
２５　障害情報履歴変換部
２６　履歴情報記録部
２７　障害情報記録中止部
２８　障害情報発生回数判定部
２９　障害情報発生間隔判定部
３０　メモリ容量監視部
３１　メモリ変更部
３２　高優先度障害情報検知部
３３　高優先度障害情報抽出部[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a failure information collection device and a failure information collection method for collecting and recording failure information that occurs during startup and operation in a wireless base station device of a mobile phone system.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a radio base station apparatus detects a fault in each functional block or functional unit, collects fault information that has occurred, and uses it for fault recovery and cause analysis. By the way, in the radio base station apparatus, new fault information must be increased in order to improve functions and cope with a fault, and accordingly, information to be detected tends to increase. If the collected fault information increases, the physical memory for storing the fault information must also be increased, which causes an increase in the number of parts and cost.
[0003]
Therefore, as a configuration for recording without increasing the physical memory by devising a recording method of the same fault information that occurs due to the same cause, for example, in the technology disclosed in JP-A-10-11332, the same fault information is repeatedly generated. In such a case, a configuration is adopted in which failure information that occurs after the second time is not recorded.
[0004]
[Problems to be solved by the invention]
However, in the conventional fault information collection device, for example, the same fault is not recorded from the second time onward, so that the true cause may be due to the fault due to the same cause several times later, or the details of the fault information at that time may be required. There is a problem that information may be insufficient with only information.
[0005]
In addition, it is possible to reduce the amount of fault information, but it is natural that the storage capacity will be exhausted by continuing to record, so that fault information cannot be obtained, such as when you want to record high-priority fault information. There is also a problem that there is.
[0006]
The present invention has been made in view of the above points, and even if new fault information increases for functional improvement and fault handling, fault information that can record more fault information without increasing physical memory. It is an object to provide a collection device and a failure information collection method.
[0007]
[Means for Solving the Problems]
The fault information collecting apparatus according to the first aspect of the present invention is capable of effectively performing fault analysis when fault information including related information such as a fault code, a fault target, a fault factor, and date and time occurs. Fault information registering means for registering a combination of fault information in advance, fault information temporary recording means for temporarily recording generated fault information, fault information recording means for storing fault information in a memory, and history of fault information Fault information history converting means for converting the information into fault information, and reading fault information recorded in the fault information temporary recording means in ascending order of occurrence time, and determining whether the fault information is registered by the fault information registering means If it is determined that the fault information is registered, the fault information is recorded by the fault information recording means. If it is determined that the fault information is not registered, the fault information is recorded. And effective fault information detecting means for converting the history information by converting means, characterized by comprising: a history information recording means for recording the fault information converted into the history information in the fault information history converter.
[0008]
According to this configuration, if it is registered fault information, it is recorded as it is, and if it is not registered fault information, it is converted into history information and recorded. Can be recorded more.
[0009]
A fault information collecting apparatus according to a second aspect of the present invention is the fault information collecting apparatus according to the first aspect, wherein the fault information recording means monitors the time since the start of the fault information recording in the fault information recording means, and is set in advance. A failure information recording suspending unit that suspends recording of the failure information as time elapses, wherein the failure information history converting unit converts the failure information after the recording is stopped by the failure information recording suspending unit into history information. It is characterized by.
[0010]
According to this configuration, the fault information that is repeatedly generated is recorded in the memory that is referred to at the time of the fault investigation, and the recording is controlled by time, so that more fault information can be recorded.
[0011]
A fault information collecting apparatus according to a third aspect of the present invention is the fault information collecting apparatus according to the first or second aspect, wherein the fault information is set in advance after the fault information recording unit starts recording fault information in the memory. A failure information occurrence number determination unit for notifying the effective failure information detection unit when the number of times has elapsed; and receiving the notification from the failure information occurrence number determination unit, the failure information history conversion unit It is characterized by being converted into.
[0012]
According to this configuration, the fault information that is repeatedly generated is recorded in the memory that is referred to at the time of the fault investigation, and the recording is controlled by the number of occurrences, so that more fault information can be recorded.
[0013]
A fault information collecting apparatus according to a fourth aspect of the present invention is the fault information collecting apparatus according to any one of the first to third aspects, wherein a fault occurrence time is recorded and the fault information collecting apparatus generates the first and second faults. Calculate the time difference between the failures and the time difference between the second and third failures. If the difference between the first and second times and the difference between the second and third times are the same, it is effective. Failure information occurrence interval determination means for notifying the failure information detection means, the effective failure information detection means, when receiving the notification from the failure information occurrence interval determination means, the failure information transmitted to the failure information recording means Switching to the failure information history conversion means and recording as history information, and if the difference between the first time and the second time is different from the difference between the second time and the third time, transmission is continued to the fault information recording means. .
[0014]
According to this configuration, it is possible to record fault information that repeatedly occurs in a memory that is referred to at the time of fault investigation, and to record faults having different occurrence processes depending on intervals before and after the occurrence.
[0015]
According to a fifth aspect of the present invention, in the fault information collecting apparatus according to any one of the first to fourth aspects, when the memory capacity is insufficient, the fault information collecting apparatus may detect the valid fault information detecting means. A memory changing means for instructing the temporary recording of the fault information as an emergency memory to continue the recording, and a memory capacity of the fault information recorded in the memory is monitored. And a memory capacity monitoring means for notifying the memory changing means of the change.
[0016]
According to this configuration, when the memory capacity is insufficient, the fault information temporary recording unit is used as an emergency memory, so that it is possible to record the fault information that occurs even if the memory referred to at the time of the fault investigation becomes unrecordable. .
[0017]
A fault information collecting apparatus according to a sixth aspect of the present invention is the fault information collecting apparatus according to any one of the first to fifth aspects, wherein the valid fault information detecting means has a memory capacity larger than the memory capacity monitoring means. While the shortage information is continuously recorded as an emergency memory in response to the shortage notification, when the occurrence of the preset high-priority fault information is detected, the high priority is set to the preset free memory area. And a high-priority fault information detecting means for recording the fault information in the fault information recording means.
[0018]
According to this configuration, when the occurrence of the preset high-priority fault information is detected, the high-priority fault information is recorded in the preset free memory area. Information can be left.
[0019]
In the fault information collecting apparatus according to the invention according to claim 7, in the fault information collecting apparatus according to claim 5 or claim 6, when the memory capacity monitoring unit notifies the memory changing unit of a memory capacity shortage, High-priority faults in which fault information excluding preset high-priority fault information among the fault information recorded is converted into history information by the fault information history conversion means and recorded in the history information recording means. An information extraction unit is provided, and the failure information recording unit expands the memory capacity of the failure information recorded in the memory except for the failure information extracted by the high priority failure information extraction unit.
[0020]
According to this configuration, the fault information excluding the preset high-priority fault information from the recorded fault information is converted into history information and then deleted to increase the memory capacity. Information can be recorded.
[0021]
According to the fault information collecting method of the present invention, when fault information composed of related information such as a fault code, a fault target, a fault cause, and a date and time is generated, the fault analysis can be effectively performed. A combination of failure information is registered in advance, and the generated failure information is temporarily recorded. Then, the recorded failure information is read in order from the oldest occurrence time to determine whether the failure information is registered in advance. And if it is registered fault information, it is recorded as it is, and if it is not registered fault information, it is converted into history information and recorded.
[0022]
According to this method, if it is registered fault information, it is recorded as it is, and if it is not registered fault information, it is converted into history information and recorded. Can be recorded more.
[0023]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a block diagram showing a configuration of a radio base station apparatus according to one embodiment of the present invention. In this figure, a radio base station apparatus 1 includes an antenna unit 10, a radio control unit 11, an exchange control unit 12, a line control unit 13, an external I / F unit 14, a device control unit 15, a device monitoring unit 16, and a memory unit 17. And a power supply unit 18. The device monitoring unit 16 is provided with a fault information collecting device 20.
[0024]
When the wireless base station apparatus 1 starts (or enters an operation state), a failure generated by each functional unit is transmitted to the apparatus monitoring unit 16 through a failure information signal line (shown by a broken line in the figure). The device monitoring unit 16 causes the failure information collection unit 20 to process the failure information and stores the processed failure information in the memory unit 17.
[0025]
As shown in the block diagram of FIG. 2, the failure information collection unit 20 includes a failure information registration unit 21, a failure information temporary recording unit 22, a valid failure information detection unit 23, a failure information recording unit 24, a failure information history conversion unit 25, History information recording unit 26, failure information recording suspension unit 27, failure information occurrence count determination unit 28, failure information occurrence interval determination unit 29, memory capacity monitoring unit 30, memory change unit 31, high priority failure information detection unit 32, It has a priority failure information extraction unit 33.
[0026]
The failure information registration unit 21 registers failure information (consisting of related information such as a failure code, a failure target, a failure cause, and a date and time) used by the valid failure information detection unit 23 for determination. The fault information transmitted from each functional unit is recorded in the fault information temporary recording unit 22. The valid fault information detecting section 23 reads out the fault information recorded in the fault information temporary recording section 22 in ascending order of occurrence time, and determines whether or not the fault information is registered in the fault information registering section 21. I do. If it is determined that the read fault information is the fault information registered in the fault information registration unit 21, the fault information is transmitted to the fault information recording unit 24 and recorded. On the other hand, when it is determined that the failure information is not registered failure information, the failure information is transmitted to the failure information history conversion unit 25 and converted into history information. The failure information converted into the history information is transmitted to the history information recording unit 26 and recorded.
[0027]
The failure information recording suspending unit 27 monitors the time from when the failure information recording unit 24 starts transmitting the failure information to the memory, and notifies the valid failure information detection unit 23 when a preset time is reached. Upon receiving the notification from the failure information recording canceling unit 27, the valid failure information detection unit 23 switches the failure information transmitted to the failure information recording unit 24 to the failure information history conversion unit 25 and records it as history information.
[0028]
The failure information occurrence count determination unit 28 notifies the valid failure information detection unit 23 when the failure occurrence count reaches a preset failure occurrence count after the failure information recording unit 24 starts transmitting the failure information to the memory. Upon receiving the notification from the failure information recording canceling unit 27, the valid failure information detection unit 23 switches the failure information transmitted to the failure information recording unit 24 to the failure information history conversion unit 25 and records it as history information.
[0029]
The failure information occurrence interval determination means 29 records the failure occurrence time, calculates the difference between the first and second failures, and calculates the difference between the second and third failures. If the difference between the first time and the second time and the difference between the second time and the third time are the same, a notification is made to the valid fault information detecting unit 23. Upon receiving the notification from the failure information occurrence interval determination unit 29, the valid failure information detection unit 23 switches the failure information transmitted to the failure information recording unit 24 to the failure information history conversion unit 25 and records it as history information. At this time, if the difference between the first time and the second time is different from the difference between the second time and the third time, the transmission to the fault information recording unit 24 is to be continued.
[0030]
The memory capacity monitoring unit 30 monitors the recording capacity of the fault information recorded in the memory, and when the remaining capacity reaches a preset remaining capacity, notifies the memory changing unit 31 that the capacity has become insufficient. The memory changing unit 31 notifies the effective fault information detecting unit 23 of the insufficient capacity and instructs the fault information temporary recording unit 22 to continue recording as an emergency memory.
[0031]
When the capacity of the fault information temporary recording unit 22 becomes insufficient, the memory of the fault information temporary recording unit 22 is overwritten or the recording is stopped. When the memory capacity monitoring unit 30 notifies the effective failure information detection unit 23 of the lack of capacity and continues to record the failure information temporary recording unit 22 as an emergency memory, the high-priority failure information detection unit 32 When the occurrence of the set high-priority fault information is detected, the fault information is transmitted to and recorded in the fault information recording unit 24 in order to record the high-priority fault information in a preset free memory.
[0032]
Upon receiving the notification from the memory capacity monitoring unit 30 that the memory capacity has become low, the high-priority fault information extraction unit 33 removes the preset high-priority fault information from the recorded fault information. The failure information is converted into history information by the failure information history conversion unit 25 and the history information is recorded. The converted fault information is deleted from the memory to increase the memory capacity.
[0033]
As described above, the radio base station apparatus according to the present embodiment provides a combination of fault information that is effective for fault analysis when fault information including fault codes, fault targets, fault factors, date and time, and other related information occurs. The fault information is registered in advance, a determination is made using the registered fault information, fault information effective for fault analysis is detected, and the fault information is recorded in the memory unit 17 which is referred to at the time of fault investigation. Further, the fault information determined to be not valid for fault analysis is converted from the fault information to the history information in order to leave a history, and the history information is recorded in the memory unit 17 which refers to the history information at the time of fault investigation. did. As a result, even if new fault information increases for functional improvement and fault handling, more fault information can be recorded without increasing the physical memory.
[0034]
In the radio base station apparatus according to the above-described embodiment, a predetermined capacity is left in the memory unit 17 to be referred to when investigating a failure, and a high-priority failure that causes a system down or a service halt thereafter occurs. Up to this point, by providing a fault priority change control means for restricting the switching to the memory unit 17 and a high priority fault information recording means for recording in the remaining free memory when a fault of the highest priority occurs, Failures with a high degree of urgency can be reliably recorded in the memory unit 17.
[0035]
【The invention's effect】
As described above, according to the present invention, if it is registered fault information, it is recorded as it is, and if it is not registered fault information, it is converted into history information and recorded. More effective information can be recorded in the memory.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a configuration of a radio base station apparatus according to one embodiment of the present invention.
FIG. 2 is a block diagram showing a configuration of a fault collection device of the wireless base station device according to one embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Radio base station apparatus 10 Antenna unit 11 Radio control unit 12 Switching control unit 13 Line control unit 14 External I / F unit 15 Device control unit 16 Device monitoring unit 17 Memory unit 18 Power supply unit 20 Fault information collection unit 21 Fault information registration unit 22 failure information temporary storage unit 23 effective failure information detection unit 24 failure information storage unit 25 failure information history conversion unit 26 history information recording unit 27 failure information recording stop unit 28 failure information occurrence count determination unit 29 failure information occurrence interval determination unit 30 memory Capacity monitoring unit 31 Memory changing unit 32 High priority fault information detecting unit 33 High priority fault information extracting unit

Claims

Failure information registration in which a combination of failure information is registered in advance so that failure analysis consisting of related information such as failure code, failure target, failure factor, date and time can be performed effectively. Means,
Failure information temporary recording means for temporarily recording the occurred failure information;
Fault information recording means for storing fault information in a memory;
Failure information history conversion means for converting the failure information into history information;
The fault information recorded in the fault information temporary recording means is read in order from the oldest occurrence time, and it is determined whether or not the fault information is registered by the fault information registration means. If it is determined that there is, recorded in the failure information recording means, if it is determined that it is not registered failure information, effective failure information detection means to convert to the history information in the failure information history conversion means,
History information recording means for recording the failure information converted to history information by the failure information history conversion means,
A failure information collecting device comprising:

The fault information recording means includes a fault information recording stop means for monitoring a time since the start of the fault information recording in the fault information recording means and stopping the recording of the fault information when a preset time elapses. 2. The fault information collecting apparatus according to claim 1, wherein the fault information converting means converts fault information after the recording is stopped by the fault information recording stopping means into history information.

A failure information occurrence number determination unit for notifying the valid failure information detection unit when a predetermined number of failures has occurred since the failure information recording unit started recording the failure information in the memory; 3. The fault information collection device according to claim 1, wherein the means converts subsequent fault information into history information upon receiving the notification from the fault information occurrence count determining means.

The fault occurrence time is recorded, the time difference between the first and second faults is calculated, the time difference between the second and third faults is calculated, and then the difference between the first and second faults is calculated. If the difference between the second time and the third time is the same, there is provided a fault information occurrence interval determining means for notifying the valid fault information detecting means, and the valid fault information detecting means receives the notification from the fault information occurrence interval determining means. Upon receipt, the fault information transmitted to the fault information recording means is switched to the fault information history conversion means and recorded as history information. If the difference between the first and second times and the difference between the second and third times are different, 4. The fault information collection device according to claim 1, wherein transmission to the fault information recording unit is continued.

Memory changing means for instructing the effective fault information detecting means to continue recording the fault information temporary recording means as an emergency memory when the memory capacity is insufficient, and a recording capacity of the fault information recorded in the memory And a memory capacity monitoring means for notifying the memory changing means that the memory capacity has become insufficient when the remaining capacity reaches a preset remaining capacity. The fault information collection device according to claim 1.

When the effective fault information detecting means receives the memory capacity shortage notification from the memory capacity monitoring means and continues to record the fault information temporary recording means as an emergency memory, a predetermined high priority fault information is set. 6. The system according to claim 1, further comprising a high-priority fault information detecting means for causing the fault information recording means to record high-priority fault information in a preset free memory area when the occurrence is detected. The failure information collection device according to any one of the above.

When the memory capacity monitoring means notifies the memory changing means of the memory capacity shortage, the fault information excluding the preset high-priority fault information among the fault information recorded is converted into the fault information history. Means for converting the information into history information and recording the history information in the history information recording means, wherein the failure information recording means excludes the failure information extracted by the high priority failure information extraction means. 7. The fault information collecting device according to claim 5, wherein a memory capacity of the fault information recorded in the memory is expanded.

When failure information composed of related information such as a failure code, a failure target, a failure factor, and a date and time occurs, a combination of failure information is registered in advance so that failure analysis can be performed effectively. After temporarily recording the failure information, the recorded failure information is read in order from the oldest occurrence time to determine whether the failure information is registered in advance, and if the failure information is registered, A failure information collecting method, wherein the information is recorded as it is, and if it is not registered failure information, converted into history information and recorded.