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Category Archives: NetBSD
*BSD 出新版…
看到 lwhsu 在 Plurk 上提到最近 *BSD 都在出新版,發現不只是 NetBSD 與 OpenBSD,連 DragonFlyBSD 最近也出新版,而下禮拜 FreeBSD 7.2 也要 release… (不知道會 delay 多久) Update:FreeBSD 7.2-RELEASE 釋出了。 可能要玩 NetBSD,如果他的 lock mechanism 改的比 FreeBSD 好的話…
MySQL 在 NetBSD 上的效率說明
MySQL 在 NetBSD 上的效率 這篇提到的效率差別已經確認是 FreeBSD 7-CURRENT 的 malloc() debugging code 所造成,拿掉以後就接近了:Re: Thread benchmarks – FreeBSD corrections。 這兩張圖分別是 FreeBSD/NetBSD 的 SCHED_4BSD 與 SCHED_ULE/SCHED_MSVR 效率差異:
MySQL 在 NetBSD 上的效率
參考:Thread benchmarks,因為 MySQL 被廣泛應用,所以大家都拿他當作 Thread/Lock/… 的實際效率測試指標。 這個測試結果顯示 FreeBSD 輸了一屁股,一定會讓 src committer (大光頭與 Jeffrey Roberson?) 測試 NetBSD 在 AMD64 上跑 MySQL 的效率,這陣子應該可以在 FreeBSD 的 mailing list 上看到相關的討論…
BSD license 的 C Compiler
在 #bsdchat 上看到 mjhsieh 貼了這個 link:BSD Licensed PCC Compiler Imported,OpenBSD 的人把 Portable C Compiler (BSD license) 放到 CVS repository 了。 當 GCC 決定要走向 GPLv3 後,就可以預測到下面這幾件事情一定會有一件發生: 由 GCC 4.2.1 (以 GPLv2 發佈的最後一個版本) 發展的 C Compiler,維持 GPLv2。 重寫,或是改寫一個 C Compiler,以比 GPLv2 更自由的 … Continue reading
Posted in Computer, FreeBSD, Murmuring, NetBSD, OpenBSD, OS, Programming, Software 2 Comments
BSD 4-clause license 的問題
雖然 GNU GPL 很討厭,但是你必須承認一點:世界上有太多 open source software 使用 GNU GPL,於是你就得考慮其他的 license 的軟體如果與 GPL 的軟體連結在一起所遇到的問題。 比較有名的幾個例子包括 BSD 4-clause license 與 GNU GPL 不相容:BSD and GPL licensing,以及 OpenSSL license 與 GNU GPL 不相容:The OpenSSL License and The GPL。 結果剛剛在看這幾天的 RSS feed 的時候在 … Continue reading
BSD is Dying
Jason Dixon 在 NYBSDCon 2006 所講的 BSD is Dying,內有影片可以看 (從投影片 + 現場錄音轉出來的),建議抓 QuickTime 版本的影片,比較小而且比較清楚… XD Update:佳評如潮,看過的都說好,瞭解的愈多會愈有體會 XD
Posted in Computer, FreeBSD, Murmuring, NetBSD, OS, Recreation, Software 6 Comments
NetBSD 將 Sendmail 移出 Base System
在 Slashdot 看到的,NetBSD 決定將 Sendmail 移出 Base System:Sendmail Removed From NetBSD。 Sendmail 目前已經從 NetBSD 裡移除了 (removed sendmail from the tree.),取而代之的是 Postfix (Re: removed sendmail from the tree.)。移除的理由要再看一下…
