NOTE: Permissions, ownership, and dates change on recall. Creation time, modification time, and access time are set to the current time when the file has been recalled.

Linux specific

The ownership of the recalled older file generation is set to root.

Windows specific

The ownership of the recalled older file generation is set to the user, under whose account the FSE service is run.

Example output of the fsefile --history command

The following are examples of the fsefile --historycommand and its output.

Linux specific

# fsefile --history /fse/part01/20030328/root/*

 

 

FileID

MigID

Time

Size[B]

Data

FileName

1023065

268507808768

2003/03/28 14:37:08

727634

HD

20021201-1.log

1023126

268507808768

2003/03/28 14:37:08

2390

HD

formatjob.sh

1023127

268507808768

2003/03/28 14:37:08

349442

HD

gmon.out

1023249

268530735104

2003/03/29 15:29:44

625512

HD

hsmdb.out

1023249

268509426688

2003/03/28 16:22:28

124684

HD

hsmdb.out

1023249

268509288448

2003/03/28 16:13:28

422014

HD

hsmdb.out

1023128

268507808768

2003/03/28 14:37:08

0

H

img

1023193

268507808768

2003/03/28 14:37:08

120994

HD

fse-la-m

1023194

268507808768

2003/03/28 14:37:08

192142

HD

fse-la-s

1023195

268507808768

2003/03/28 14:37:08

9312

HD

fse-lib.cfg

1023196

268507808768

2003/03/28 14:37:08

1425396

HD

fse-mif

1023197

268507808768

2003/03/28 14:37:08

718971

HD

fse-rm

1023198

268507808768

2003/03/28 14:37:08

262

HD

fse_drivestatus.sh

1023199

268507808768

2003/03/28 14:37:08

1343

HD

lib-ait2-output.log

1023200

268507808768

2003/03/28 14:37:08

602

HD

lib-ait3-output.log

1023201

268507808768

2003/03/28 14:37:08

834

HD

lib-ait3lto2.cfg

1023202

268507808768

2003/03/28 14:37:08

1200325

HD

libfseipc.so

1023203

268507808768

2003/03/28 14:37:08

0

H

logs

1023212

268507808768

2003/03/28 14:37:08

0

H

manpages

1023231

268507808768

2003/03/28 14:37:08

169316

HD

mbox

In the command output, the lines with the file ID 1023249 show three migrated generations of the hsmdb.out file. These entries have different migration IDs and different time attributes.

You can recall a file by specifying either a date (the --dateoption) or a file migration ID (the --migidoption). The examples below show how to recall a file by date and by file migration ID.

HP StorageWorks File System Extender Software user guide 161

Page 160 Page 162
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Image 161
HP File System Extender (FSE) manual Example output of the fsefile --history command
Page 160 Page 162

File System Extender (FSE) specifications

HP File System Extender (FSE) is a sophisticated solution designed to optimize data storage management for enterprises that deal with large volumes of unstructured data. This technology addresses the challenges of data growth and the need for effective data retention strategies, enabling organizations to store and manage their information more efficiently.

One of the main features of HP FSE is its ability to intelligently migrate data between primary and secondary storage. By utilizing policies that determine when to move infrequently accessed files to lower-cost storage environments, FSE helps reduce the strain on primary storage systems and saves on costs associated with high-performance storage solutions. This tiered approach to data management ensures that organizations can access the data they need quickly while still maintaining an efficient overall storage architecture.

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Security is paramount in data management, and HP FSE addresses this concern by implementing advanced data protection features. This includes data encryption, secure access controls, and compliance with industry regulations, ensuring that sensitive information is safeguarded throughout its lifecycle.

Overall, HP File System Extender is a comprehensive data storage solution that combines intelligent data management, seamless integration, insightful analytics, and robust security features. By leveraging these capabilities, organizations can efficiently manage their unstructured data, lower costs, and enhance operational efficiency, making it an invaluable tool in today’s data-driven landscape.
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