<div id="editor_version_7.43.0_rapCMBCb" style="word-break:break-word"><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px">bug: <a class="not-doclink" href="https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1107644" target="_blank" rel="noopener noreferrer" style="text-decoration:none;color:rgb(20,86,240)">https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1107644</a></div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px"><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)">We are working on Debian 10 OS version and Intel Xeon-2775TE HW model platform. We found a grub issue about the grub menu being stuck with a 1/200 ratio in AC power on/off stress test. After multiple validation and we co-worked with Intel, we found the root cause is unreliable "rdtsc" instruction usage.</span></span></span></span><b><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)"><span> <wbr></span></span></span></span></span></b></div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px"><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)">And my </span></span></span></span><span style="font-size:15px"><span style="font-family:"PingFang SC","Segoe UI",Arial,"Microsoft YaHei",微软雅黑,宋体,sans-serif"><span style="color:rgb(42,43,46)"><span style="background-color:rgb(255,255,255)">colleague</span></span></span></span><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)"> already raised a bug with url: </span></span></span></span><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="background-color:rgb(255,255,255)"><a class="not-doclink" href="https://savannah.gnu.org/bugs/index.php?66257" target="_blank" rel="noopener noreferrer" style="text-decoration:none;color:rgb(20,86,240)">https://savannah.gnu.org/bugs/index.php?66257</a></span></span></span><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)"> and attached related fix patch both to bug ticket and this mail's attachment. In patch, he did a detailed explanation and some information from Intel's expert. This patch was accepted by the grub </span></span></span></span><span style="font-size:15px"><span style="font-family:"PingFang SC","Segoe UI",Arial,"Microsoft YaHei",微软雅黑,宋体,sans-serif"><span style="color:rgb(42,43,46)"><span style="background-color:rgb(255,255,255)">community on</span></span></span></span><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)"> Dec 9 2024</span></span></span></span><span style="font-size:15px"><span style="font-family:"PingFang SC","Segoe UI",Arial,"Microsoft YaHei",微软雅黑,宋体,sans-serif"><span style="color:rgb(42,43,46)"><span style="background-color:rgb(255,255,255)">. </span></span></span></span><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)">We are eager to merge this fix with Debian12, so that Debian12 users will not meet this issue any more.</span></span></span></span></div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px"><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)">fix commit:</span></span></span></span></div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px"><span style="font-size:14px"><span style="font-family:LarkHackSafariFont,LarkEmojiFont,LarkChineseQuote,-apple-system,"Helvetica Neue",Tahoma,"PingFang SC","Microsoft Yahei",Arial,"Hiragino Sans GB",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol""><span style="color:rgb(31,35,41)"><span style="background-color:rgb(255,255,255)">531750f7bfc475332b2046dd516bab582ba7decf</span></span></span></span></div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px">f2a1f66e721d2231c3f7d80733c33cd808f0155d</div></div><div style="margin-top:4px;margin-bottom:4px;line-height:1.6"><div dir="auto" style="font-size:14px"><br></div></div></div>