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<p class="MsoNormal">You have a typo in the command you ran. Shaun wrote<br>
> <span style="color:black">lctl set_param </span>osd-*<span style="color:black">.readcache_max_filesize=2M<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:black">but you have:<br>
> </span>lctl set_param ost-*.readcache_max_filesize=2M<o:p></o:p></p>
<p class="MsoNormal">ost->osd<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">> Is there commands to see all the currently parameters using some get command
<o:p></o:p></p>
<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:black">lctl list_param -R *<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:black"># lctl list_param -R * | grep readcache_max_filesize<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black">osd-ldiskfs.snx11922-OST0002.readcache_max_filesize<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black">osd-ldiskfs.snx11922-OST0003.readcache_max_filesize<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black">#<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:black">Chris Horn<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">lustre-discuss <lustre-discuss-bounces@lists.lustre.org> on behalf of Pinkesh Valdria <pinkesh.valdria@oracle.com><br>
<b>Date: </b>Thursday, August 8, 2019 at 11:57 AM<br>
<b>To: </b>Shaun Tancheff <stancheff@cray.com>, "lustre-discuss@lists.lustre.org" <lustre-discuss@lists.lustre.org><br>
<b>Subject: </b>Re: [lustre-discuss] lctl set_param obdfilter.*.readcache_max_filesize=2M fails<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">That also fails <o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">[root@lustre-oss-server-nic0-1 ~]# lctl set_param ost-*.readcache_max_filesize=2M<o:p></o:p></p>
<p class="MsoNormal">error: set_param: param_path 'ost-*/readcache_max_filesize': No such file or directory<o:p></o:p></p>
<p class="MsoNormal">[root@lustre-oss-server-nic0-1 ~]#<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">Is there commands to see all the currently parameters using some get command
<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">Shaun Tancheff <stancheff@cray.com><br>
<b>Date: </b>Thursday, August 8, 2019 at 9:50 AM<br>
<b>To: </b>Pinkesh Valdria <pinkesh.valdria@oracle.com>, "lustre-discuss@lists.lustre.org" <lustre-discuss@lists.lustre.org><br>
<b>Subject: </b>Re: [lustre-discuss] lctl set_param obdfilter.*.readcache_max_filesize=2M fails</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">I think the parameter has changed:<o:p></o:p></p>
<p class="MsoNormal">'obdfilter.*.readcache_max_filesize’ => 'osd-*.readcache_max_filesize'<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">So try:<o:p></o:p></p>
<p class="MsoNormal"><span style="color:black"> lctl set_param </span>osd-*<span style="color:black">.readcache_max_filesize=2M</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:black"> </span><o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">lustre-discuss <lustre-discuss-bounces@lists.lustre.org> on behalf of Pinkesh Valdria <pinkesh.valdria@oracle.com><br>
<b>Date: </b>Thursday, August 8, 2019 at 11:43 AM<br>
<b>To: </b>"lustre-discuss@lists.lustre.org" <lustre-discuss@lists.lustre.org><br>
<b>Subject: </b>[lustre-discuss] lctl set_param obdfilter.*.readcache_max_filesize=2M fails</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><br>
<span style="color:black"> </span><o:p></o:p></p>
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