JP2016057811A5 - - Google Patents
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- JP2016057811A5 JP2016057811A5 JP2014183215A JP2014183215A JP2016057811A5 JP 2016057811 A5 JP2016057811 A5 JP 2016057811A5 JP 2014183215 A JP2014183215 A JP 2014183215A JP 2014183215 A JP2014183215 A JP 2014183215A JP 2016057811 A5 JP2016057811 A5 JP 2016057811A5
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- storage device
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- management table
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- storage
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- 238000009825 accumulation Methods 0.000 claims 3
Claims (6)
前記第１ストレージ装置又は前記第２ストレージ装置から読込んだ前記データを転送先装置に転送し、前記管理テーブルに前記管理情報を記録するデータ配信制御部と、
転送元装置から転送された前記データを前記第１ストレージ装置及び前記第２ストレージ装置に書込んで、前記管理テーブルに前記管理情報を記録し、前記第２ストレージ装置に前記データの書込みが行えない書込不能期間に前記第１ストレージ装置に書込んだ前記データを、前記書込不能期間の経過後に、前記管理テーブルを参照して前記第１ストレージ装置から読込んで、前記第２ストレージ装置に書込むデータ蓄積制御部と、を備える
蓄積配信サーバ。 The first storage device having a predetermined recording capacity and storing data, and the second storage device having a recording capacity larger than that of the first storage device and storing the data in a redundant manner, respectively. A management table that holds management information of
A data distribution control unit that transfers the data read from the first storage device or the second storage device to a transfer destination device and records the management information in the management table;
The data transferred from the transfer source device is written to the first storage device and the second storage device, the management information is recorded in the management table, and the data cannot be written to the second storage device. The data written to the first storage device during the unwritable period is read from the first storage device with reference to the management table after the unwritable period elapses, and written to the second storage device. A storage and distribution server.
前記データ配信制御部は、前記第１ストレージ装置及び前記第２ストレージ装置に同じ前記データが蓄積されている場合に、前記第１ストレージ装置から優先して前記データを読込んで前記転送先装置に転送する
請求項１に記載の蓄積配信サーバ。 The first storage device, the data storage controller access speed writing the data, and the data distribution control section is the data read no access speed faster than the second storage device,
The data distribution control unit reads the data preferentially from the first storage device and transfers it to the transfer destination device when the same data is accumulated in the first storage device and the second storage device The storage / delivery server according to claim 1.
請求項２に記載の蓄積配信サーバ。 The data distribution control unit, the said write disabled period, the data Nde read from said first storage device, storing and delivering server according to claim 2 for transferring the data to the transfer destination device.
前記データ蓄積制御部は、前記管理テーブルを参照し、前記第１ストレージ装置の空き容量が、前記第１ストレージ装置に書込む前記データの容量に対して不足する場合に、前記書込開始日時が古い順に前記第１ストレージ装置に蓄積された前記データを削除する
請求項３に記載の蓄積配信サーバ。 The management table manages, as the management information, a write state, a write start date and time, a read state, and a storage location of the data with respect to the first storage device,
The data accumulation control unit refers to the management table, and when the free capacity of the first storage device is insufficient with respect to the capacity of the data to be written to the first storage device, The storage / delivery server according to claim 3, wherein the data stored in the first storage device is deleted in chronological order.
請求項４に記載の蓄積配信サーバ。 The data accumulation control unit refers to the management table, and when the data to be deleted from the first storage device is read by the data distribution control unit, the data to be deleted is The accumulation / delivery server according to claim 4, wherein different data is deleted from the first storage device.
前記第１ストレージ装置よりも大きい記録容量を有し、前記データを冗長化して蓄積する第２ストレージ装置と、
前記第１ストレージ装置及び前記第２ストレージ装置がそれぞれ蓄積する前記データの管理情報を保持する管理テーブルと、
前記第１ストレージ装置又は前記第２ストレージ装置から読込んだ前記データを転送先装置に転送し、前記管理テーブルに前記管理情報を記録するデータ配信制御部と、
転送元装置から転送された前記データを前記第１ストレージ装置及び前記第２ストレージ装置に書込んで、前記管理テーブルに前記管理情報を記録し、前記第２ストレージ装置に前記データの書込みが行えない書込不能期間に前記第１ストレージ装置に書込んだ前記データを、前記書込不能期間の経過後に、前記管理テーブルを参照して前記第１ストレージ装置から読込んで、前記第２ストレージ装置に書込むデータ蓄積制御部と、を備える
蓄積配信システム。 A first storage device having a predetermined recording capacity and storing data;
A second storage device having a larger recording capacity than the first storage device and storing the data in a redundant manner;
A management table that holds management information of the data stored in the first storage device and the second storage device;
A data distribution control unit that transfers the data read from the first storage device or the second storage device to a transfer destination device and records the management information in the management table;
The data transferred from the transfer source device is written to the first storage device and the second storage device, the management information is recorded in the management table, and the data cannot be written to the second storage device. The data written to the first storage device during the unwritable period is read from the first storage device with reference to the management table after the unwritable period elapses, and written to the second storage device. And a data storage control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014183215A JP6220324B2 (en) | 2014-09-09 | 2014-09-09 | Storage and distribution server and storage and distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014183215A JP6220324B2 (en) | 2014-09-09 | 2014-09-09 | Storage and distribution server and storage and distribution system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016057811A JP2016057811A (en) | 2016-04-21 |
| JP2016057811A5 true JP2016057811A5 (en) | 2016-10-27 |
| JP6220324B2 JP6220324B2 (en) | 2017-10-25 |
Family
ID=55758585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014183215A Active JP6220324B2 (en) | 2014-09-09 | 2014-09-09 | Storage and distribution server and storage and distribution system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6220324B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019061483A (en) * | 2017-09-26 | 2019-04-18 | キヤノン株式会社 | Storage control apparatus, method and program for controlling same, and information processing apparatus |
| US11042661B2 (en) | 2018-06-08 | 2021-06-22 | Weka.IO Ltd. | Encryption for a distributed filesystem |
| JP7439511B2 (en) | 2019-12-27 | 2024-02-28 | 富士フイルムビジネスイノベーション株式会社 | FAX receiving device, FAX receiving program, and FAX transmitting/receiving system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4464656B2 (en) * | 2003-11-06 | 2010-05-19 | 国立大学法人東京工業大学 | Content storage system and method |
| JP2005196490A (en) * | 2004-01-07 | 2005-07-21 | Hitachi Ltd | System and method for data duplication |
| JP5764100B2 (en) * | 2012-08-21 | 2015-08-12 | 日本電信電話株式会社 | Content distribution system and content distribution method |
-
2014
- 2014-09-09 JP JP2014183215A patent/JP6220324B2/en active Active
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