<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[billbliss的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/billbliss</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; billbliss]]></copyright><item><title><![CDATA[python leetcode 笔记]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/145405897</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/145405897</guid><author>billbliss</author><pubDate>Fri, 31 Jan 2025 15:47:03 +0800</pubDate><description><![CDATA[python leetcode笔记]]></description><category></category></item><item><title><![CDATA[解决DDP的参数未参与梯度计算]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/133610738</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/133610738</guid><author>billbliss</author><pubDate>Fri, 06 Oct 2023 13:50:19 +0800</pubDate><description><![CDATA[将find_unused_parameters改成False之后，如果出现模型有些参数未参与loss计算等错误。或者，乘以0与模型的loss进行相加，使未用到的参数也参入了loss计算。可以用环境变量来debug查看log。可以将这些未用到的参数注释掉。代码上可以用以下方法查看。]]></description><category></category></item><item><title><![CDATA[alias 命令别名]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/132087129</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/132087129</guid><author>billbliss</author><pubDate>Thu, 03 Aug 2023 16:49:30 +0800</pubDate><description><![CDATA[可以看到，平时使用的ll 其实是ls -alF。查看本机的alias。]]></description><category></category></item><item><title><![CDATA[torch 指定显卡]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/131985067</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/131985067</guid><author>billbliss</author><pubDate>Fri, 28 Jul 2023 17:55:39 +0800</pubDate><description><![CDATA[torch.cuda.set_device()的优先级低：如果model.cuda()中指定了参数，那么torch.cuda.set_device()会失效，而且。2. shell中指定。3. 模型/参数中指定。]]></description><category></category></item><item><title><![CDATA[Warning: Grad strides do not match bucket view strides. 可能影响DDP性能]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/131117791</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/131117791</guid><author>billbliss</author><pubDate>Thu, 08 Jun 2023 23:12:35 +0800</pubDate><description><![CDATA[1. transpose或permute造成内存不连续。2. 切片操作造成内存不连续。]]></description><category></category></item><item><title><![CDATA[torch.distributed.launch多卡多机]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/130883452</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/130883452</guid><author>billbliss</author><pubDate>Fri, 26 May 2023 11:31:00 +0800</pubDate><description><![CDATA[master_addr：master节点的ip地址，也就是0号主机的IP地址，该参数是为了让 其他节点 知道0号节点的位，来将自己训练的参数传送过去处理。-master_port：master节点的port号，在不同的节点上master_addr和master_port的设置是一样的，用来进行通信。命令中的【–master_addr=‘172.18.39.122’】指的是0号机器的IP，在0号机器上运行的命令中【node_rank】必须为0。node_rank：节点的序号，从0开始。]]></description><category></category></item><item><title><![CDATA[vscode debug Attach mode]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/130207503</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/130207503</guid><author>billbliss</author><pubDate>Mon, 17 Apr 2023 19:58:53 +0800</pubDate><description><![CDATA[在使用vscode debug时，如果调试python脚本其实很简单。比如使用torchpack启动的分布式python任务。3. 在vscode代码中加入断点breakpoint。5. 在vscode中点击debug按钮，可以单步了。2. 在python代码中加入debugpy代码段。.vscode/launch.json文件。需要用到vscode的Attach Mode。.vscode/launch.json文件。4. 在terminal中跑分布式任务。1. 配置launch.json。]]></description><category></category></item><item><title><![CDATA[tensorboard 与 Tabby使用]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129858975</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129858975</guid><author>billbliss</author><pubDate>Thu, 30 Mar 2023 15:45:24 +0800</pubDate><description><![CDATA[2. 开启tensorboard，--port可省略默认是6006。3. 本地浏览器打开127.0.0.1:16006即可。远端服务器的tensorboard使用。Tabby中设置端口映射。]]></description><category></category></item><item><title><![CDATA[kill进程]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129853923</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129853923</guid><author>billbliss</author><pubDate>Thu, 30 Mar 2023 11:23:33 +0800</pubDate><description><![CDATA[kill进程 常用方法]]></description><category></category></item><item><title><![CDATA[修改docker data dir]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129709390</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129709390</guid><author>billbliss</author><pubDate>Wed, 22 Mar 2023 14:41:02 +0800</pubDate><description><![CDATA[修改docker data dir]]></description><category></category></item><item><title><![CDATA[nvidia-docker offline install]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129688547</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129688547</guid><author>billbliss</author><pubDate>Tue, 21 Mar 2023 15:55:18 +0800</pubDate><description><![CDATA[nvidia-docker offline install]]></description><category></category></item><item><title><![CDATA[docker GPU常见问题]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129671291</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129671291</guid><author>billbliss</author><pubDate>Mon, 20 Mar 2023 17:00:43 +0800</pubDate><description><![CDATA[docker GPU常见问题]]></description><category></category></item><item><title><![CDATA[宿主机连接virtualbox中网络]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/129423150</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/129423150</guid><author>billbliss</author><pubDate>Thu, 09 Mar 2023 15:31:29 +0800</pubDate><description><![CDATA[宿主机ubuntu，virtualbox中window中有VPN
需要在宿主机也能共享到VPN网络。]]></description><category></category></item><item><title><![CDATA[python3 中 * 与 ** 运算符]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/126993170</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/126993170</guid><author>billbliss</author><pubDate>Thu, 22 Sep 2022 15:44:44 +0800</pubDate><description><![CDATA[python3 中 * 与 ** 运算符]]></description><category></category></item><item><title><![CDATA[numpy pytorch切片和索引]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/126140331</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/126140331</guid><author>billbliss</author><pubDate>Wed, 03 Aug 2022 15:39:37 +0800</pubDate><description><![CDATA[1. ：冒号
2. ... 省略号（英文）
3. ，逗号
4. None 无]]></description><category></category></item><item><title><![CDATA[conda 镜像源]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/125883359</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/125883359</guid><author>billbliss</author><pubDate>Tue, 19 Jul 2022 23:53:09 +0800</pubDate><description><![CDATA[conda镜像源。]]></description><category></category></item><item><title><![CDATA[pip 镜像源修改]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/125883320</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/125883320</guid><author>billbliss</author><pubDate>Tue, 19 Jul 2022 23:34:04 +0800</pubDate><description><![CDATA[pip镜像源修改。]]></description><category></category></item><item><title><![CDATA[Ubuntu18.04 workspace多桌面]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/125164427</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/125164427</guid><author>billbliss</author><pubDate>Tue, 07 Jun 2022 14:24:08 +0800</pubDate><description><![CDATA[Ubuntu18.04 workspace多桌面]]></description><category></category></item><item><title><![CDATA[Bluetooth 蓝牙5.0 ubuntu 18.04]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/121953839</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/121953839</guid><author>billbliss</author><pubDate>Wed, 15 Dec 2021 16:02:46 +0800</pubDate><description><![CDATA[目前，ubuntn对蓝牙5.0支持的比较差。

市面上暂时没有免驱动的蓝牙5.0适配器。

我用的蓝牙适配器是 ORICO BTA608，官网上支持win7-win10。

因为，ORICO BTA608使用的是TRL8761B芯片，所以我手动安装驱动。



我的内核做了一次升级（后来发现有可能不用升级）

参考这篇博客即可

ubuntu 更新内核HWE_billbliss的专栏-优快云博客Ubuntu 20.04 LTS - Focalsudo apt-get install --install-r]]></description><category></category></item><item><title><![CDATA[ubuntu 更新内核HWE]]></title><link>https://blog.youkuaiyun.com/billbliss/article/details/121953950</link><guid>https://blog.youkuaiyun.com/billbliss/article/details/121953950</guid><author>billbliss</author><pubDate>Wed, 15 Dec 2021 15:40:06 +0800</pubDate><description><![CDATA[Ubuntu 20.04 LTS - Focal


sudo apt-get install --install-recommends linux-generic-hwe-20.04


Ubuntu 18.04 LTS - Bionic


# DESKTOP
sudo apt-get install --install-recommends linux-generic-hwe-18.04 xserver-xorg-hwe-18.04 
# SERVER
sudo apt-get install --i]]></description><category></category></item></channel></rss>