{"topic":{"id":11599,"title":"科研日记","slug":"topic","userId":3835,"categoryId":60,"createdAt":"2024-04-21 13:16:31.85283","bumpedAt":"2024-06-25 16:48:21.386191","views":2157,"postsCount":57,"highestPostNumber":57,"likeCount":27,"closed":false,"pinned":false,"pinnedGlobally":false,"pinnedAt":null,"pinnedUntil":null,"isBanner":false,"excerpt":"炼丹狗，记录做实验写实验报告。科研零基础。这是一个科研日记贴。","deletedAt":null,"isAnonymous":false,"isPrivate":false,"isMembersOnly":false,"category":{"id":60,"name":"日志 / 部落格","slug":"journal","color":"F7941D"},"author":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null},"realAuthor":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null},"tags":[]},"posts":[{"id":30322,"postNumber":1,"raw":"炼丹狗，记录做实验写实验报告。科研零基础。这是一个科研日记贴。","cooked":"

炼丹狗，记录做实验写实验报告。科研零基础。这是一个科研日记贴。

\n","createdAt":"2024-04-21 13:16:31.94327","updatedAt":"2024-04-21 13:16:31.94327","replyToPostNumber":null,"replyCount":2,"likeCount":4,"wordCount":31,"liked":false,"bookmarked":false,"polls":[],"reactions":[{"reaction":"❤️","count":4,"users":[{"id":30,"username":"一只玉米人","name":"玉米🌽"},{"id":307,"username":"Fast","name":null},{"id":346,"username":"hoist","name":null},{"id":1941,"username":"john","name":"John"}],"hasReacted":false}],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30325,"postNumber":2,"raw":"我不认为自己在科研，说成炼丹有点太好听了，我觉得这只是想一些看上去 make sense 的 idea 然后做实验写实验报告。","cooked":"

我不认为自己在科研，说成炼丹有点太好听了，我觉得这只是想一些看上去 make sense 的 idea 然后做实验写实验报告。

\n","createdAt":"2024-04-21 13:18:02.284696","updatedAt":"2024-04-21 13:18:02.284696","replyToPostNumber":null,"replyCount":1,"likeCount":0,"wordCount":48,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30326,"postNumber":3,"raw":"是不是就是找点别人原创的方法解决自己领域的问题","cooked":"

是不是就是找点别人原创的方法解决自己领域的问题

\n","createdAt":"2024-04-21 13:19:50.671444","updatedAt":"2024-05-06 06:25:41.047496","replyToPostNumber":2,"replyCount":1,"likeCount":0,"wordCount":23,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30327,"postNumber":4,"raw":"没啥成果，没有真正写出实验报告的实战经历。现在面临 600GB+ 的数据集，一个人有点不知所措。。更有意思的是解压压缩包时没搞好只解压出一半（300 多 GB），现在想删除了重新解压，都半天删不掉","cooked":"

没啥成果，没有真正写出实验报告的实战经历。现在面临 600GB+ 的数据集，一个人有点不知所措。。更有意思的是解压压缩包时没搞好只解压出一半（300 多 GB），现在想删除了重新解压，都半天删不掉

\n","createdAt":"2024-04-21 13:20:32.173522","updatedAt":"2024-04-21 13:20:32.173522","replyToPostNumber":null,"replyCount":2,"likeCount":0,"wordCount":82,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30328,"postNumber":5,"raw":"有点像，合并一些已有的方法，讲好一个故事，大概就是这样吧。目前我想的这个 idea 我觉得还行，没有很不堪，但也没啥吊的","cooked":"

有点像，合并一些已有的方法，讲好一个故事，大概就是这样吧。目前我想的这个 idea 我觉得还行，没有很不堪，但也没啥吊的

\n","createdAt":"2024-04-21 13:21:54.303149","updatedAt":"2024-04-21 13:21:54.303149","replyToPostNumber":3,"replyCount":0,"likeCount":0,"wordCount":55,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30330,"postNumber":6,"raw":"删除用的是 `perl -e 'for(<*>){((stat)[9]<(unlink))}'`，说这个方法最快，删了半天也没删掉，还在跑","cooked":"

删除用的是 perl -e 'for(<*>){((stat)[9]<(unlink))}'，说这个方法最快，删了半天也没删掉，还在跑

\n","createdAt":"2024-04-21 13:23:22.329218","updatedAt":"2024-04-21 13:23:22.329218","replyToPostNumber":4,"replyCount":2,"likeCount":0,"wordCount":28,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30331,"postNumber":7,"raw":"是不是因为小文件太多，hhd 随机 io 跟不上。可以 pickle/npz 重新保存成大文件","cooked":"

是不是因为小文件太多，hhd 随机 io 跟不上。可以 pickle/npz 重新保存成大文件

\n","createdAt":"2024-04-21 13:23:45.602629","updatedAt":"2024-05-06 06:25:41.131264","replyToPostNumber":4,"replyCount":1,"likeCount":0,"wordCount":29,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30332,"postNumber":8,"raw":"高级，我只会 rm -r。但我感觉瓶颈在磁盘 io，命令太复杂似乎不是什么好事","cooked":"

高级，我只会 rm -r。但我感觉瓶颈在磁盘 io，命令太复杂似乎不是什么好事

\n","createdAt":"2024-04-21 13:24:18.108098","updatedAt":"2024-05-06 06:25:41.199241","replyToPostNumber":6,"replyCount":2,"likeCount":0,"wordCount":31,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30333,"postNumber":9,"raw":"是，几千万张图片","cooked":"

是，几千万张图片

\n","createdAt":"2024-04-21 13:24:27.896473","updatedAt":"2024-04-21 13:24:27.896473","replyToPostNumber":7,"replyCount":0,"likeCount":0,"wordCount":8,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30334,"postNumber":10,"raw":"现搜现用，还有个有意思的方法是用 rsync。结果我跑了 3 个小时还没没删完，就 Ctrl+C 了","cooked":"

现搜现用，还有个有意思的方法是用 rsync。结果我跑了 3 个小时还没没删完，就 Ctrl+C 了

\n","createdAt":"2024-04-21 13:26:01.799744","updatedAt":"2024-04-21 13:26:01.799744","replyToPostNumber":8,"replyCount":1,"likeCount":0,"wordCount":35,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30335,"postNumber":11,"raw":"rsync 用来删文件？？不是复制文件用的嘛。\n我寻思即使有 `--delete` 选项也不能这么来用吧","cooked":"

rsync 用来删文件？？不是复制文件用的嘛。
\n我寻思即使有 --delete 选项也不能这么来用吧

\n","createdAt":"2024-04-21 13:27:48.494987","updatedAt":"2024-05-06 06:25:41.274293","replyToPostNumber":10,"replyCount":2,"likeCount":0,"wordCount":34,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30336,"postNumber":12,"raw":"顶！lz 加油！","cooked":"

顶！lz 加油！

\n","createdAt":"2024-04-21 13:29:44.634023","updatedAt":"2024-04-21 13:29:44.634023","replyToPostNumber":1,"replyCount":0,"likeCount":0,"wordCount":5,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":31,"username":"TsuinoSora","name":null,"avatarUrl":"/uploads/image/77/06/7706643ba6d3ee1ec9d0070db0ad8a22bed8651fa8eb829cf44df4d20fa24b3b.avif","admin":false,"moderator":true,"signatureRaw":null,"signatureCooked":null}},{"id":30337,"postNumber":13,"raw":"https://unix.stackexchange.com/questions/37329/efficiently-delete-large-directory-containing-thousands-of-files","cooked":"

https://unix.stackexchange.com/questions/37329/efficiently-delete-large-directory-containing-thousands-of-files

","createdAt":"2024-04-21 13:30:56.717244","updatedAt":"2024-04-21 13:30:56.717244","replyToPostNumber":11,"replyCount":1,"likeCount":0,"wordCount":1,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30339,"postNumber":14,"raw":"高级，这可能得了解 OS/文件系统的同学来评判了","cooked":"

高级，这可能得了解 OS/文件系统的同学来评判了

\n","createdAt":"2024-04-21 13:37:07.035129","updatedAt":"2024-05-06 06:25:41.362604","replyToPostNumber":13,"replyCount":0,"likeCount":0,"wordCount":21,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30344,"postNumber":15,"raw":"我只会 sudo rm -rf /","cooked":"

我只会 sudo rm -rf /

\n","createdAt":"2024-04-21 14:15:33.553257","updatedAt":"2024-04-21 14:15:33.553257","replyToPostNumber":8,"replyCount":1,"likeCount":1,"wordCount":7,"liked":false,"bookmarked":false,"polls":[],"reactions":[{"reaction":"❤️","count":1,"users":[{"id":31,"username":"TsuinoSora","name":null}],"hasReacted":false}],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":178,"username":"Hypocrisy","name":"rotartsinimdA","avatarUrl":"/uploads/image/ce/f3/cef3773e378e161524cc7523c8a63dff0698d22802b0c1ab669894d395ee36a3.avif","admin":false,"moderator":true,"signatureRaw":null,"signatureCooked":null}},{"id":30346,"postNumber":16,"raw":"话说有没有类似于 truncate 的删除命令。。。\n感觉 rm 有点对标 delete 吧。","cooked":"

话说有没有类似于 truncate 的删除命令。。。
\n感觉 rm 有点对标 delete 吧。

\n","createdAt":"2024-04-21 14:21:49.6146","updatedAt":"2024-04-21 14:21:49.6146","replyToPostNumber":15,"replyCount":1,"likeCount":0,"wordCount":25,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":178,"username":"Hypocrisy","name":"rotartsinimdA","avatarUrl":"/uploads/image/ce/f3/cef3773e378e161524cc7523c8a63dff0698d22802b0c1ab669894d395ee36a3.avif","admin":false,"moderator":true,"signatureRaw":null,"signatureCooked":null}},{"id":30347,"postNumber":17,"raw":"还真滴有\n\nhttps://man7.org/linux/man-pages/man1/truncate.1.html","cooked":"

还真滴有

\n","createdAt":"2024-04-21 14:24:14.880202","updatedAt":"2024-05-06 06:25:41.437863","replyToPostNumber":16,"replyCount":1,"likeCount":0,"wordCount":5,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1047,"username":"anonymous_coward_old","name":"Anonymous Coward Old","avatarUrl":"/uploads/image/43/32/4332638c11248b8ff07033c11de0759a55205facfbec85e14458245a91991faf.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30349,"postNumber":18,"raw":"那我感觉用这个可以提升删除效率吧，我总觉得这个命令有点像：“宣布存储内容无效”","cooked":"

那我感觉用这个可以提升删除效率吧，我总觉得这个命令有点像：“宣布存储内容无效”

\n","createdAt":"2024-04-21 14:25:33.33981","updatedAt":"2024-04-21 14:25:33.33981","replyToPostNumber":17,"replyCount":0,"likeCount":0,"wordCount":38,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":178,"username":"Hypocrisy","name":"rotartsinimdA","avatarUrl":"/uploads/image/ce/f3/cef3773e378e161524cc7523c8a63dff0698d22802b0c1ab669894d395ee36a3.avif","admin":false,"moderator":true,"signatureRaw":null,"signatureCooked":null}},{"id":30359,"postNumber":19,"raw":"perl 用来写脚本挺实用的\nhttps://stackoverflow.com/questions/27799548/fast-directory-clean-up-with-perl","cooked":"

perl 用来写脚本挺实用的

https://stackoverflow.com/questions/27799548/fast-directory-clean-up-with-perl

","createdAt":"2024-04-21 14:42:23.377924","updatedAt":"2024-04-21 14:42:23.377924","replyToPostNumber":6,"replyCount":0,"likeCount":1,"wordCount":11,"liked":false,"bookmarked":false,"polls":[],"reactions":[{"reaction":"❤️","count":1,"users":[{"id":3835,"username":"d2hvaWFtaWRvbnRrbm93","name":null}],"hasReacted":false}],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":307,"username":"Fast","name":null,"avatarUrl":null,"admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}},{"id":30401,"postNumber":20,"raw":"rsync dst 和 src 写反是可以直接把本地文件删掉的，非常恐怖 :halo:","cooked":"

rsync dst 和 src 写反是可以直接把本地文件删掉的，非常恐怖 😇

\n","createdAt":"2024-04-21 18:06:20.244572","updatedAt":"2024-04-21 18:06:20.244572","replyToPostNumber":11,"replyCount":1,"likeCount":0,"wordCount":25,"liked":false,"bookmarked":false,"polls":[],"reactions":[],"wiki":false,"version":1,"publicVersion":1,"deletedAt":null,"foldedAt":null,"isAnonymous":false,"isOwner":false,"user":{"id":1277,"username":"ucw","name":null,"avatarUrl":"/uploads/image/03/ea/03eac2176be50969b549f432e72df28bd719033042da4c6c41c3fde705e8f13a.avif","admin":false,"moderator":false,"signatureRaw":null,"signatureCooked":null}}],"hasMore":true,"lastReadPostNumber":1,"hasUrlPostNumber":false}