forked from docs/doc-exports
Yang, Tong
2195db241c
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Reviewed-by: Rechenburg, Matthias <matthias.rechenburg@t-systems.com> Co-authored-by: Yang, Tong <yangtong2@huawei.com> Co-committed-by: Yang, Tong <yangtong2@huawei.com>
24 lines
3.2 KiB
HTML
24 lines
3.2 KiB
HTML
<a name="admin_guide_000251"></a><a name="admin_guide_000251"></a>
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<h1 class="topictitle1">Changing the Password for an OS User</h1>
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<div id="body1529658735918"><div class="section" id="admin_guide_000251__section39514711113149"><h4 class="sectiontitle">Scenario</h4><p id="admin_guide_000251__p46575018113149">During <span id="admin_guide_000251__text67509419010">MRS</span> Manager installation, the system automatically creates user <strong id="admin_guide_000251__b1569312393518">omm</strong> and <strong id="admin_guide_000251__b88435516356">ommdba</strong> on each node in the cluster. Periodically change the login passwords of the OS users <strong id="admin_guide_000251__b756152893612">omm</strong> and <strong id="admin_guide_000251__b81061433193617">ommdba</strong> of the cluster node to improve the system O&M security.</p>
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<p id="admin_guide_000251__p16521983113149">The passwords of users <strong id="admin_guide_000251__b19521155343415">omm</strong> and <strong id="admin_guide_000251__b26276554343">ommdba</strong> of the nodes can be different.</p>
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</div>
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<div class="section" id="admin_guide_000251__section14480122113149"><h4 class="sectiontitle">Prerequisites</h4><ul id="admin_guide_000251__ul32598292171510"><li id="admin_guide_000251__li16510944171510">You have obtained the IP address of the node where the passwords of users <strong id="admin_guide_000251__b10196175163713">omm</strong> and <strong id="admin_guide_000251__b21867548374">ommdba</strong> are to be changed.</li><li id="admin_guide_000251__li38754203171510">You have obtained the password of user <strong id="admin_guide_000251__b16779169163915">root</strong> before changing the passwords of users <strong id="admin_guide_000251__b133851521545">omm</strong> and <strong id="admin_guide_000251__b1938611285417">ommdba</strong>.</li></ul>
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<div class="section" id="admin_guide_000251__section779781763419"><h4 class="sectiontitle">Changing the Password of an OS User</h4><ol id="admin_guide_000251__ol2702631113149"><li id="admin_guide_000251__li24323684113149"><span>Log in to the node where the password is to be changed as user <strong id="admin_guide_000251__b6298175844016">root</strong>.</span></li><li id="admin_guide_000251__li17586565113149"><span>Run the following command to change the user password:</span><p><p id="admin_guide_000251__p24061365113149"><strong id="admin_guide_000251__b1117723135316">passwd </strong><em id="admin_guide_000251__i1966212313537">ommdba</em></p>
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<p id="admin_guide_000251__p2813580113149">Red Hat system displays the following information:</p>
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<pre class="screen" id="admin_guide_000251__screen26573390113149">Changing password for user ommdba.
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New password:</pre>
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</p></li><li id="admin_guide_000251__li37833924113149"><span>Enter a new password. The policy for changing the password of an OS user varies according to the OS that is actually used.</span><p><pre class="screen" id="admin_guide_000251__screen4960997113149">Retype New Password:
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Password changed.</pre>
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</p></li></ol>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="admin_guide_000249.html">Changing the Password for a System User</a></div>
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