遊戲廠商憤怒:修復Intel漏洞後爆卡 - 3C
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By David
at 2018-01-07T11:35
at 2018-01-07T11:35
Table of Contents
遊戲廠商憤怒:修復Intel處理器漏洞後服務器暴卡
http://news.mydrivers.com/1/562/562138.htm
由於本週曝出的Meltdown和Spectre漏洞幾乎影響到了所有的電腦和手機產品,尤其是雲
服務商,現在各種修復也是接踵展開。
其中,打補丁已經被證實會一定程度上削弱系統性能。不過,PC用戶影響並不明顯,ARM
架構的手機產品尚無數據支撐,而雲服務廠商似乎受傷頗深。
雖然,Intel拉上微軟Azure、亞馬遜EC2、蘋果、谷歌雲等澄清“更新對性能的影響在很
大程度上取決於於具體的工作負載”,而且實測並不顯著,但也不是絕對的。
虛幻引擎和《戰爭機器》的開發商Epic Games近日撰寫博客技術文章表示,他們對近期《
Fortnite(堡壘之夜)》的登陸和穩定性問題表示抱歉,原因就是熱修復Meltdown漏洞引
起。
Epic Games稱,他們的遊戲後端的雲服務系統100%被漏洞波及,不得不採取修復操作。但
修復後觀察到,CPU佔用率陡增,幅度高達20%。
Epic Games還警告,後續的打補丁操作還會繼續,他們盡力不讓情況惡化。
雖然CPU使用率的提升並不代表性能下降,但可能的潛台詞是,處理器為了保證用戶體驗
不變,不得不調用更多的物理計算,也就是內核頁表隔離操作和對推測執行的限制,導致
了IPC下降。
--
Intel:只有2%下降
--
http://news.mydrivers.com/1/562/562138.htm
由於本週曝出的Meltdown和Spectre漏洞幾乎影響到了所有的電腦和手機產品,尤其是雲
服務商,現在各種修復也是接踵展開。
其中,打補丁已經被證實會一定程度上削弱系統性能。不過,PC用戶影響並不明顯,ARM
架構的手機產品尚無數據支撐,而雲服務廠商似乎受傷頗深。
雖然,Intel拉上微軟Azure、亞馬遜EC2、蘋果、谷歌雲等澄清“更新對性能的影響在很
大程度上取決於於具體的工作負載”,而且實測並不顯著,但也不是絕對的。
虛幻引擎和《戰爭機器》的開發商Epic Games近日撰寫博客技術文章表示,他們對近期《
Fortnite(堡壘之夜)》的登陸和穩定性問題表示抱歉,原因就是熱修復Meltdown漏洞引
起。
Epic Games稱,他們的遊戲後端的雲服務系統100%被漏洞波及,不得不採取修復操作。但
修復後觀察到,CPU佔用率陡增,幅度高達20%。
Epic Games還警告,後續的打補丁操作還會繼續,他們盡力不讓情況惡化。
雖然CPU使用率的提升並不代表性能下降,但可能的潛台詞是,處理器為了保證用戶體驗
不變,不得不調用更多的物理計算,也就是內核頁表隔離操作和對推測執行的限制,導致
了IPC下降。
--
Intel:只有2%下降
--
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