公开(公告)号：US20190034325A1

公开(公告)日：2019-01-31

申请号：US16082547

申请日：2016-08-04

Applicant: HITACHI, LTD.

Inventor： Takahiro YOKOYAMA ,  Shinji HAMADA ,  Noriaki TAKAHASHI ,  Hirokazu MATSUMOTO

IPC: G06F11/36

Abstract: Proposed is an evidence gathering system and method capable of reducing the burden on an operative performing system tests. A first agent which is installed in a client gathers evidence of a test result in the client at the time of a system test, and a second agent which is installed in a second server apparatus gathers evidence, of a test result in the second server apparatus at the time of the system test, which includes at least pre/post-update data of the database which has been updated as a result of the system test, gathers the evidence in the client of the system test from the first agent, gathers the evidence in the second server apparatus of the system test from the second agent, and integrates the gathered evidence for each of the system tests.

公开(公告)号：US20180062954A1

公开(公告)日：2018-03-01

申请号：US15557548

申请日：2015-05-22

Applicant: HITACHI, LTD.

Inventor： Takahiro YOKOYAMA ,  Shinji HAMADA ,  Takashi ICHIMURA ,  Noriaki TAKAHASHI ,  Hirokazu MATSUMOTO ,  Yoshihisa IDA

IPC: H04L12/26

CPC classification number: H04L43/045 ,  G06F16/27 ,  H04L43/0864 ,  H04L43/12 ,  H04L51/34

Abstract: Issuing sources of telegrams are identified on the basis of the relevance between the telegrams transmitted and received between servers. A telegram analysis method for a telegram analysis apparatus for associating telegrams with each other, which are transmitted and received between a plurality of servers connected via a network apparatus, wherein the telegram analysis method includes: a step executed by the telegram analysis apparatus capturing packets transmitted and received between the servers; a step executed by the telegram analysis apparatus identifying protocols of the packets and a telegram type indicative of either a request telegram or a response telegram, and assembling the protocols into telegrams; and a step executed by the telegram analysis apparatus associating a plurality of telegrams with each other, which are transmitted and received between the respective servers on the basis of request receipt times and response receipt times of the telegrams.