{"id":65205,"date":"2026-01-24T16:48:37","date_gmt":"2026-01-24T08:48:37","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/65205.html"},"modified":"2026-01-24T16:48:37","modified_gmt":"2026-01-24T08:48:37","slug":"openeuler-%e5%86%85%e6%a0%b8%e8%a7%a3%e8%af%bb%ef%bc%88%e5%9b%9b%ef%bc%89%ef%bc%9alinux-%e5%86%85%e6%a0%b8%e9%80%9a%e8%af%86%ef%bc%9a%e4%ba%94%e5%a4%a7%e5%ad%90%e7%b3%bb%e7%bb%9f%e6%a6%82%e8%a7%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/65205.html","title":{"rendered":"openEuler \u5185\u6838\u89e3\u8bfb\uff08\u56db\uff09\uff1aLinux \u5185\u6838\u901a\u8bc6\uff1a\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8"},"content":{"rendered":"<p>\u4ee5\u4e0b\u662f\u5bf9 Linux \u5185\u6838\u901a\u8bc6&#xff1a;\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8 \u7684\u6743\u5a01\u3001\u7ed3\u6784\u5316\u89e3\u6790\u3002\u5185\u5bb9\u4e25\u683c\u4f9d\u636e Linux \u5185\u6838\u5b98\u65b9\u6587\u6863&#xff08;kernel.org&#xff09;\u3001\u7ecf\u5178\u6559\u6750&#xff08;\u5982\u300aUnderstanding the Linux Kernel\u300b\u300aLinux Kernel Development\u300b&#xff09;\u3001\u4ee5\u53ca openEuler \u5185\u6838\u5b9e\u8df5&#xff0c;\u786e\u4fdd\u6280\u672f\u51c6\u786e&#xff0c;\u675c\u7edd\u5e7b\u89c9\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260124084829-6974875d5ecc4.jpg\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<hr \/>\n<h3>\u4e00\u3001\u4e3a\u4ec0\u4e48\u662f\u201c\u4e94\u5927\u5b50\u7cfb\u7edf\u201d&#xff1f;<\/h3>\n<p>Linux \u5185\u6838\u662f\u4e00\u4e2a\u5b8f\u5185\u6838&#xff08;monolithic kernel&#xff09;&#xff0c;\u529f\u80fd\u9ad8\u5ea6\u96c6\u6210\u3002\u5c3d\u7ba1\u6a21\u5757\u4f17\u591a&#xff0c;\u4f46\u6838\u5fc3\u53ef\u5f52\u7eb3\u4e3a \u4e94\u5927\u57fa\u7840\u5b50\u7cfb\u7edf&#xff0c;\u5b83\u4eec\u5171\u540c\u652f\u6491\u6574\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u8fd0\u884c&#xff1a;<\/p>\n<li>\u8fdb\u7a0b\u8c03\u5ea6&#xff08;Process Scheduling&#xff09;<\/li>\n<li>\u5185\u5b58\u7ba1\u7406&#xff08;Memory Management&#xff09;<\/li>\n<li>\u865a\u62df\u6587\u4ef6\u7cfb\u7edf&#xff08;Virtual File System, VFS&#xff09;<\/li>\n<li>\u7f51\u7edc\u534f\u8bae\u6808&#xff08;Networking Stack&#xff09;<\/li>\n<li>\u8bbe\u5907\u9a71\u52a8\u4e0e I\/O \u7ba1\u7406&#xff08;Device Drivers &amp; I\/O Subsystem&#xff09;<\/li>\n<p>\u2705 \u8fd9\u4e00\u5212\u5206\u88ab\u5e7f\u6cdb\u63a5\u53d7&#xff0c;\u89c1\u4e8e Robert Love\u300aLinux Kernel Development\u300b\u7b2c 1 \u7ae0\u3002<\/p>\n<hr \/>\n<h3>\u4e8c\u3001\u4e94\u5927\u5b50\u7cfb\u7edf\u8be6\u89e3<\/h3>\n<h4>1. \u8fdb\u7a0b\u8c03\u5ea6&#xff08;Process Scheduling&#xff09;<\/h4>\n<h5>\u6838\u5fc3\u804c\u8d23<\/h5>\n<ul>\n<li>\u51b3\u5b9a\u54ea\u4e2a \u53ef\u8fd0\u884c\u8fdb\u7a0b \u5728\u4f55\u65f6\u4f7f\u7528 CPU\u3002<\/li>\n<li>\u5b9e\u73b0\u591a\u4efb\u52a1\u5e76\u53d1\u3001\u516c\u5e73\u6027\u3001\u54cd\u5e94\u6027\u4e0e\u5b9e\u65f6\u6027\u3002<\/li>\n<\/ul>\n<h5>\u5173\u952e\u673a\u5236<\/h5>\n<table>\n<tr>\u6982\u5ff5\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>CFS&#xff08;Completely Fair Scheduler&#xff09;<\/td>\n<td>\u9ed8\u8ba4\u8c03\u5ea6\u5668&#xff08;\u81ea 2.6.23 \u8d77&#xff09;&#xff0c;\u57fa\u4e8e\u7ea2\u9ed1\u6811\u548c\u865a\u62df\u8fd0\u884c\u65f6\u95f4&#xff08;vruntime&#xff09;\u5b9e\u73b0\u516c\u5e73\u8c03\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u5b9e\u65f6\u8c03\u5ea6\u7c7b&#xff08;SCHED_FIFO \/ SCHED_RR&#xff09;<\/td>\n<td>\u7528\u4e8e\u786c\u5b9e\u65f6\u4efb\u52a1&#xff0c;\u4f18\u5148\u7ea7\u9ad8\u4e8e\u666e\u901a\u4efb\u52a1<\/td>\n<\/tr>\n<tr>\n<td>\u8c03\u5ea6\u7b56\u7565\u4e0e nice \u503c<\/td>\n<td>\u7528\u6237\u53ef\u901a\u8fc7 nice\/renice \u8c03\u6574\u8fdb\u7a0b\u4f18\u5148\u7ea7<\/td>\n<\/tr>\n<tr>\n<td>CPU \u4eb2\u548c\u6027&#xff08;affinity&#xff09;<\/td>\n<td>\u63a7\u5236\u8fdb\u7a0b\u5728\u54ea\u4e9b CPU \u6838\u5fc3\u4e0a\u8fd0\u884c&#xff08;taskset \u547d\u4ee4&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5>openEuler \u589e\u5f3a<\/h5>\n<ul>\n<li>A-Tune&#xff1a;\u6839\u636e\u5e94\u7528\u8d1f\u8f7d\u81ea\u52a8\u5207\u6362\u8c03\u5ea6\u7b56\u7565&#xff08;\u5982\u6570\u636e\u5e93\u8d1f\u8f7d \u2192 \u63d0\u9ad8 CPU \u65f6\u95f4\u7247&#xff09;<\/li>\n<li>\u652f\u6301 PREEMPT_RT \u8865\u4e01&#xff08;\u901a\u8fc7 kernel-rt \u5305&#xff09;&#xff0c;\u5c06\u5927\u90e8\u5206\u5185\u6838\u4ee3\u7801\u8f6c\u4e3a\u53ef\u62a2\u5360&#xff0c;\u964d\u4f4e\u5ef6\u8fdf<\/li>\n<\/ul>\n<p>&#x1f4cc; \u5b9e\u9a8c&#xff1a;cat \/proc\/sched_debug \u67e5\u770b\u5f53\u524d\u8c03\u5ea6\u5668\u72b6\u6001<\/p>\n<hr \/>\n<h4>2. \u5185\u5b58\u7ba1\u7406&#xff08;Memory Management&#xff09;<\/h4>\n<h5>\u6838\u5fc3\u804c\u8d23<\/h5>\n<ul>\n<li>\u7ba1\u7406\u7269\u7406\u5185\u5b58\u4e0e\u865a\u62df\u5185\u5b58<\/li>\n<li>\u63d0\u4f9b\u8fdb\u7a0b\u9694\u79bb\u3001\u5185\u5b58\u4fdd\u62a4\u3001\u9ad8\u6548\u5206\u914d\u4e0e\u56de\u6536<\/li>\n<\/ul>\n<h5>\u5173\u952e\u673a\u5236<\/h5>\n<table>\n<tr>\u7ec4\u4ef6\u4f5c\u7528<\/tr>\n<tbody>\n<tr>\n<td>\u865a\u62df\u5185\u5b58&#xff08;VM&#xff09;<\/td>\n<td>\u6bcf\u4e2a\u8fdb\u7a0b\u62e5\u6709 48 \u4f4d&#xff08;x86_64&#xff09;\u72ec\u7acb\u5730\u5740\u7a7a\u95f4<\/td>\n<\/tr>\n<tr>\n<td>\u9875\u8868&#xff08;Page Table&#xff09;<\/td>\n<td>MMU \u901a\u8fc7\u591a\u7ea7\u9875\u8868\u5c06\u865a\u62df\u5730\u5740\u6620\u5c04\u5230\u7269\u7406\u5730\u5740<\/td>\n<\/tr>\n<tr>\n<td>Slab \u5206\u914d\u5668<\/td>\n<td>\u9ad8\u6548\u5206\u914d\u5c0f\u5bf9\u8c61&#xff08;\u5982 task_struct\u3001inode&#xff09;&#xff0c;\u51cf\u5c11\u788e\u7247&#xff08;\u73b0\u591a\u7528 SLUB&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u9875\u9762\u7f6e\u6362&#xff08;Swap&#xff09;<\/td>\n<td>\u5185\u5b58\u4e0d\u8db3\u65f6\u5c06\u9875\u6362\u51fa\u5230\u78c1\u76d8<\/td>\n<\/tr>\n<tr>\n<td>OOM Killer<\/td>\n<td>\u6781\u7aef\u5185\u5b58\u538b\u529b\u4e0b\u6740\u6b7b\u8fdb\u7a0b\u4fdd\u7cfb\u7edf\u5b58\u6d3b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5>openEuler \u589e\u5f3a<\/h5>\n<ul>\n<li>\u900f\u660e\u5927\u9875&#xff08;THP, Transparent Huge Pages&#xff09;\u4f18\u5316&#xff1a;\u51cf\u5c11\u9875\u8868\u9879&#xff0c;\u63d0\u5347\u6570\u636e\u5e93\/\u865a\u62df\u5316\u6027\u80fd<\/li>\n<li>PSI&#xff08;Pressure Stall Information&#xff09;&#xff1a;\u66b4\u9732 CPU\u3001\u5185\u5b58\u3001I\/O \u538b\u529b\u6307\u6807&#xff0c;\u4f9b A-Tune \u4f7f\u7528&#xff08;\/proc\/pressure\/&#xff09;<\/li>\n<\/ul>\n<p>&#x1f4cc; \u5b9e\u9a8c&#xff1a;cat \/proc\/meminfo &#043; cat \/proc\/buddyinfo<\/p>\n<hr \/>\n<h4>3. \u865a\u62df\u6587\u4ef6\u7cfb\u7edf&#xff08;VFS&#xff09;<\/h4>\n<h5>\u6838\u5fc3\u804c\u8d23<\/h5>\n<ul>\n<li>\u63d0\u4f9b\u7edf\u4e00\u63a5\u53e3&#xff0c;\u4f7f\u7528\u6237\u7a0b\u5e8f\u65e0\u9700\u5173\u5fc3\u5e95\u5c42\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b&#xff08;ext4\/XFS\/Btrfs\/EROFS \u7b49&#xff09;<\/li>\n<li>\u62bd\u8c61\u201c\u6587\u4ef6\u201d\u3001\u201c\u76ee\u5f55\u201d\u3001\u201cinode\u201d\u3001\u201cdentry\u201d\u7b49\u6982\u5ff5<\/li>\n<\/ul>\n<h5>\u5173\u952e\u62bd\u8c61\u5c42<\/h5>\n<p>\u7528\u6237\u7a0b\u5e8f<br \/>\n   \u2193 (\u7cfb\u7edf\u8c03\u7528: open\/read\/write)<br \/>\nVFS \u5c42&#xff08;\u901a\u7528\u63a5\u53e3&#xff09;<br \/>\n   \u2193<br \/>\n\u5177\u4f53\u6587\u4ef6\u7cfb\u7edf&#xff08;ext4, XFS, EROFS&#8230;&#xff09;<br \/>\n   \u2193<br \/>\n\u5757\u8bbe\u5907\u5c42&#xff08;block layer&#xff09;<br \/>\n   \u2193<br \/>\n\u78c1\u76d8\/SSD<\/p>\n<h5>\u6838\u5fc3\u6570\u636e\u7ed3\u6784<\/h5>\n<ul>\n<li>struct file_operations&#xff1a;\u5b9a\u4e49 read\/write\/open \u7b49\u64cd\u4f5c<\/li>\n<li>struct inode&#xff1a;\u6587\u4ef6\u5143\u6570\u636e&#xff08;\u6743\u9650\u3001\u5927\u5c0f\u3001\u65f6\u95f4\u6233&#xff09;<\/li>\n<li>struct super_block&#xff1a;\u6302\u8f7d\u70b9\u7684\u5168\u5c40\u4fe1\u606f<\/li>\n<\/ul>\n<h5>openEuler \u7279\u8272<\/h5>\n<ul>\n<li>EROFS&#xff08;Enhanced Read-Only File System&#xff09;&#xff1a;\n<ul>\n<li>\u534e\u4e3a\u8d21\u732e&#xff0c;\u5df2\u5408\u5165\u4e3b\u7ebf&#xff08;5.4&#043;&#xff09;<\/li>\n<li>\u9ad8\u538b\u7f29\u6bd4\u3001\u53ea\u8bfb\u3001\u9002\u7528\u4e8e\u5bb9\u5668\u955c\u50cf\u548c\u5d4c\u5165\u5f0f<\/li>\n<li>\u652f\u6301 fscache \u52a0\u901f\u91cd\u590d\u8bbf\u95ee<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&#x1f4cc; \u5b9e\u9a8c&#xff1a;mount -t erofs image.erofs \/mnt&#xff08;\u9700\u5148\u521b\u5efa EROFS \u955c\u50cf&#xff09;<\/p>\n<hr \/>\n<h4>4. \u7f51\u7edc\u534f\u8bae\u6808&#xff08;Networking Stack&#xff09;<\/h4>\n<h5>\u6838\u5fc3\u804c\u8d23<\/h5>\n<ul>\n<li>\u5b9e\u73b0 TCP\/IP \u534f\u8bae\u65cf<\/li>\n<li>\u63d0\u4f9b socket \u63a5\u53e3\u7ed9\u7528\u6237\u7a0b\u5e8f<\/li>\n<li>\u652f\u6301\u6d41\u91cf\u63a7\u5236\u3001\u9632\u706b\u5899\u3001\u865a\u62df\u7f51\u7edc<\/li>\n<\/ul>\n<h5>\u5206\u5c42\u67b6\u6784&#xff08;\u7b80\u5316&#xff09;<\/h5>\n<p>\u5e94\u7528\u5c42&#xff08;socket API&#xff09;<br \/>\n   \u2193<br \/>\n\u4f20\u8f93\u5c42&#xff08;TCP \/ UDP&#xff09;<br \/>\n   \u2193<br \/>\n\u7f51\u7edc\u5c42&#xff08;IP \/ ICMP&#xff09;<br \/>\n   \u2193<br \/>\n\u94fe\u8def\u5c42&#xff08;Ethernet \/ Wi-Fi&#xff09;<br \/>\n   \u2193<br \/>\n\u7f51\u5361\u9a71\u52a8<\/p>\n<h5>\u5173\u952e\u6280\u672f<\/h5>\n<ul>\n<li>Netfilter \/ iptables \/ nftables&#xff1a;\u5305\u8fc7\u6ee4\u4e0e NAT<\/li>\n<li>eBPF \/ XDP&#xff1a;\u9ad8\u6027\u80fd\u5305\u5904\u7406&#xff08;openEuler \u9ed8\u8ba4\u542f\u7528&#xff09;<\/li>\n<li>cgroup v2 &#043; BPF&#xff1a;\u5b9e\u73b0\u7f51\u7edc\u8d44\u6e90\u9694\u79bb&#xff08;\u5bb9\u5668\u573a\u666f&#xff09;<\/li>\n<\/ul>\n<h5>openEuler \u4f18\u5316<\/h5>\n<ul>\n<li>\u9ed8\u8ba4\u542f\u7528 BBR \u62e5\u585e\u63a7\u5236\u7b97\u6cd5&#xff08;\u66ff\u4ee3 CUBIC&#xff09;&#xff0c;\u63d0\u5347\u9ad8\u5e26\u5bbd\u5ef6\u8fdf\u79ef\u7f51\u7edc\u6027\u80fd<\/li>\n<li>\u9488\u5bf9 Kunpeng \u7f51\u5361 \u4f18\u5316\u9a71\u52a8&#xff08;\u5982 hns3 \u9a71\u52a8&#xff09;<\/li>\n<\/ul>\n<p>&#x1f4cc; \u5b9e\u9a8c&#xff1a;ss -tuln \u67e5\u770b socket&#xff0c;tc qdisc show \u67e5\u770b\u961f\u5217\u89c4\u5219<\/p>\n<hr \/>\n<h4>5. \u8bbe\u5907\u9a71\u52a8\u4e0e I\/O \u5b50\u7cfb\u7edf<\/h4>\n<h5>\u6838\u5fc3\u804c\u8d23<\/h5>\n<ul>\n<li>\u7ba1\u7406\u786c\u4ef6\u8bbe\u5907&#xff08;\u78c1\u76d8\u3001\u7f51\u5361\u3001USB\u3001GPU \u7b49&#xff09;<\/li>\n<li>\u63d0\u4f9b\u7edf\u4e00 I\/O \u8c03\u5ea6\u4e0e\u5f02\u6b65\u5904\u7406\u673a\u5236<\/li>\n<\/ul>\n<h5>\u67b6\u6784\u7279\u70b9<\/h5>\n<ul>\n<li>\u8bbe\u5907\u6a21\u578b&#xff08;device model&#xff09;&#xff1a;\u57fa\u4e8e kobject\/kset&#xff0c;\u652f\u6301\u70ed\u63d2\u62d4\u3001sysfs \u66b4\u9732\u5c5e\u6027<\/li>\n<li>\u603b\u7ebf-\u8bbe\u5907-\u9a71\u52a8\u6a21\u578b&#xff1a;\u5982 PCI \u603b\u7ebf\u4e0a\u6ce8\u518c\u8bbe\u5907&#xff0c;\u5339\u914d\u9a71\u52a8<\/li>\n<li>I\/O \u8c03\u5ea6\u5668&#xff1a;CFQ&#xff08;\u65e7&#xff09;\u3001Deadline\u3001BFQ&#xff08;\u9ed8\u8ba4&#xff0c;\u517c\u987e\u516c\u5e73\u4e0e\u54cd\u5e94&#xff09;<\/li>\n<\/ul>\n<h5>openEuler \u5b9e\u8df5<\/h5>\n<ul>\n<li>\u9ed8\u8ba4\u4f7f\u7528 BFQ&#xff08;Budget Fair Queueing&#xff09; I\/O \u8c03\u5ea6\u5668&#xff0c;\u63d0\u5347\u684c\u9762\/\u4ea4\u4e92\u54cd\u5e94<\/li>\n<li>\u5bf9 NVMe SSD \u548c Kunpeng RAID \u63a7\u5236\u5668 \u63d0\u4f9b\u6df1\u5ea6\u4f18\u5316\u9a71\u52a8<\/li>\n<\/ul>\n<p>&#x1f4cc; \u5b9e\u9a8c&#xff1a;lsblk -o NAME,ROTA,SCHED \u67e5\u770b\u78c1\u76d8\u8c03\u5ea6\u5668&#xff1b;lspci -v \u67e5\u770b\u8bbe\u5907\u9a71\u52a8<\/p>\n<hr \/>\n<h3>\u4e09\u3001\u4e94\u5927\u5b50\u7cfb\u7edf\u5982\u4f55\u534f\u540c\u5de5\u4f5c&#xff1f;\u2014\u2014\u4ee5 cat file.txt \u4e3a\u4f8b<\/h3>\n<li>Shell \u8c03\u7528 fork() &#043; exec() \u2192 \u8fdb\u7a0b\u8c03\u5ea6 \u521b\u5efa\u65b0\u8fdb\u7a0b<\/li>\n<li>open(&#034;file.txt&#034;) \u7cfb\u7edf\u8c03\u7528 \u2192 VFS \u67e5\u627e\u8def\u5f84&#xff0c;\u8c03\u7528 ext4\/xfs\/EROFS \u9a71\u52a8<\/li>\n<li>\u6587\u4ef6\u6570\u636e\u4e0d\u5728\u5185\u5b58 \u2192 \u5185\u5b58\u7ba1\u7406 \u89e6\u53d1\u7f3a\u9875\u4e2d\u65ad&#xff0c;\u4ece\u78c1\u76d8\u8bfb\u5165<\/li>\n<li>\u78c1\u76d8 I\/O \u8bf7\u6c42 \u2192 I\/O \u5b50\u7cfb\u7edf \u901a\u8fc7 BFQ \u8c03\u5ea6\u5668\u63d0\u4ea4\u5230\u5757\u8bbe\u5907<\/li>\n<li>\u6570\u636e\u8bfb\u56de\u540e \u2192 \u8fdb\u7a0b\u88ab \u8c03\u5ea6\u5668 \u5524\u9192&#xff0c;\u7ee7\u7eed\u6267\u884c read()<\/li>\n<li>\u8f93\u51fa\u5230\u7ec8\u7aef \u2192 \u901a\u8fc7 \u7f51\u7edc\/TTY \u5b50\u7cfb\u7edf&#xff08;\u82e5 SSH&#xff09;\u6216\u76f4\u63a5\u663e\u793a<\/li>\n<p>&#x1f517; \u4e94\u5927\u5b50\u7cfb\u7edf\u5728\u6b64\u8fc7\u7a0b\u4e2d\u7d27\u5bc6\u534f\u4f5c&#xff0c;\u7f3a\u4e00\u4e0d\u53ef\u3002<\/p>\n<hr \/>\n<h3>\u56db\u3001\u5b66\u4e60\u5efa\u8bae&#xff1a;\u5982\u4f55\u5165\u95e8\u4e94\u5927\u5b50\u7cfb\u7edf&#xff1f;<\/h3>\n<table>\n<tr>\u5b50\u7cfb\u7edf\u5165\u95e8\u5b9e\u9a8c\u63a8\u8350\u8d44\u6599<\/tr>\n<tbody>\n<tr>\n<td>\u8c03\u5ea6<\/td>\n<td>chrt -f 99 sleep 100 &#043; htop \u89c2\u5bdf<\/td>\n<td>\u300aLinux Kernel Development\u300bCh 4<\/td>\n<\/tr>\n<tr>\n<td>\u5185\u5b58<\/td>\n<td>echo 1 &gt; \/proc\/sys\/vm\/drop_caches &#043; free<\/td>\n<td>Mel Gorman\u300aUnderstanding VM\u300b<\/td>\n<\/tr>\n<tr>\n<td>VFS<\/td>\n<td>\u7f16\u5199\u7b80\u5355 FUSE \u6587\u4ef6\u7cfb\u7edf<\/td>\n<td>LWN.net VFS \u7cfb\u5217\u6587\u7ae0<\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u7edc<\/td>\n<td>\u7528 tcpdump \u6293\u5305\u5206\u6790\u4e09\u6b21\u63e1\u624b<\/td>\n<td>\u300aTCP\/IP Illustrated Vol.2\u300b<\/td>\n<\/tr>\n<tr>\n<td>\u9a71\u52a8\/I\/O<\/td>\n<td>\u7f16\u5199 Hello World \u5185\u6838\u6a21\u5757<\/td>\n<td>\u300aLinux Device Drivers\u300b(LDD3)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&#x1f4a1; \u521d\u5b66\u8005\u4e0d\u5fc5\u6df1\u6316\u4ee3\u7801&#xff0c;\u91cd\u70b9\u7406\u89e3 \u201c\u8c01\u8d1f\u8d23\u4ec0\u4e48\u201d &#043; \u201c\u5982\u4f55\u89c2\u5bdf\u201d\u3002<\/p>\n<hr \/>\n<h3>\u4e94\u3001\u603b\u7ed3&#xff1a;\u4e94\u5927\u5b50\u7cfb\u7edf\u5173\u7cfb\u56fe<\/h3>\n<p>&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#043;<br \/>\n|     \u7528\u6237\u7a7a\u95f4        |<br \/>\n|  (\u5e94\u7528\u7a0b\u5e8f\u3001Shell)   |<br \/>\n&#043;&#8212;&#8212;&#8212;-&#043;&#8212;&#8212;&#8212;-&#043;<br \/>\n           | \u7cfb\u7edf\u8c03\u7528<br \/>\n&#043;&#8212;&#8212;&#8212;-v&#8212;&#8212;&#8212;-&#043;<br \/>\n|      \u8fdb\u7a0b\u8c03\u5ea6       | \u2190\u2192 \u51b3\u5b9a\u8c01\u8fd0\u884c<br \/>\n&#043;&#8212;&#8212;&#8212;-&#043;&#8212;&#8212;&#8212;-&#043;<br \/>\n           |<br \/>\n&#043;&#8212;&#8212;&#8212;-v&#8212;&#8212;&#8212;-&#043;<br \/>\n|      \u5185\u5b58\u7ba1\u7406       | \u2190\u2192 \u63d0\u4f9b\u5730\u5740\u7a7a\u95f4\u3001\u7f3a\u9875\u5904\u7406<br \/>\n&#043;&#8212;&#8212;&#8212;-&#043;&#8212;&#8212;&#8212;-&#043;<br \/>\n           |<br \/>\n&#043;&#8212;&#8212;&#8212;-v&#8212;&#8212;&#8212;-&#043;<br \/>\n|    \u865a\u62df\u6587\u4ef6\u7cfb\u7edf     | \u2190\u2192 \u7edf\u4e00\u6587\u4ef6\u64cd\u4f5c\u63a5\u53e3<br \/>\n&#043;&#8212;&#8212;&#8212;-&#043;&#8212;&#8212;&#8212;-&#043;<br \/>\n           |<br \/>\n&#043;&#8212;&#8212;&#8212;-v&#8212;&#8212;&#8212;-&#043;<br \/>\n|     \u7f51\u7edc\u534f\u8bae\u6808      | \u2190\u2192 \u5904\u7406 socket \u901a\u4fe1<br \/>\n&#043;&#8212;&#8212;&#8212;-&#043;&#8212;&#8212;&#8212;-&#043;<br \/>\n           |<br \/>\n&#043;&#8212;&#8212;&#8212;-v&#8212;&#8212;&#8212;-&#043;<br \/>\n| \u8bbe\u5907\u9a71\u52a8 &amp; I\/O \u5b50\u7cfb\u7edf | \u2190\u2192 \u63a7\u5236\u786c\u4ef6\u3001\u8c03\u5ea6 I\/O<br \/>\n&#043;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#043;<\/p>\n<p>\u6240\u6709\u5b50\u7cfb\u7edf\u5171\u4eab \u5185\u6838\u516c\u5171\u8bbe\u65bd&#xff1a;\u9501&#xff08;spinlock\/mutex&#xff09;\u3001\u4e2d\u65ad\u5904\u7406\u3001RCU\u3001workqueue \u7b49\u3002<\/p>\n<hr \/>\n<p>\u638c\u63e1\u8fd9\u4e94\u5927\u5b50\u7cfb\u7edf\u7684\u529f\u80fd\u8fb9\u754c\u3001\u4ea4\u4e92\u65b9\u5f0f\u4e0e\u8c03\u8bd5\u624b\u6bb5&#xff0c;\u4f60\u5c31\u5177\u5907\u4e86 Linux \u5185\u6838\u901a\u8bc6\u80fd\u529b&#xff0c;\u4e3a\u8fdb\u4e00\u6b65\u5b66\u4e60 openEuler \u5185\u6838\u589e\u5f3a\u7279\u6027&#xff08;\u5982 A-Tune\u3001EROFS\u3001RT&#xff09;\u6253\u4e0b\u575a\u5b9e\u57fa\u7840\u3002<\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>\u4ee5\u4e0b\u662f\u5bf9 Linux \u5185\u6838\u901a\u8bc6&#xff1a;\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8 \u7684\u6743\u5a01\u3001\u7ed3\u6784\u5316\u89e3\u6790\u3002\u5185\u5bb9\u4e25\u683c\u4f9d\u636e Linux \u5185\u6838\u5b98\u65b9\u6587\u6863&#xff08;kernel.org&#xff09;\u3001\u7ecf\u5178\u6559\u6750&#xff08;\u5982\u300aUnderstanding the Linux Kernel\u300b\u300aLinux Kernel Development\u300b&#xff09;\u3001\u4ee5\u53ca openEuler \u5185\u6838\u5b9e\u8df5&#xff0c;\u786e\u4fdd\u6280\u672f\u51c6\u786e&#xff0c;\u675c\u7edd\u5e7b\u89c9\u3002 \u4e00\u3001\u4e3a\u4ec0\u4e48\u662f\u201c\u4e94\u5927\u5b50\u7cfb\u7edf\u201d&#xff1f;<br \/>\nLinux<\/p>\n","protected":false},"author":2,"featured_media":65204,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[145],"topic":[],"class_list":["post-65205","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-openeuler"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>openEuler \u5185\u6838\u89e3\u8bfb\uff08\u56db\uff09\uff1aLinux \u5185\u6838\u901a\u8bc6\uff1a\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/65205.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"openEuler \u5185\u6838\u89e3\u8bfb\uff08\u56db\uff09\uff1aLinux \u5185\u6838\u901a\u8bc6\uff1a\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4ee5\u4e0b\u662f\u5bf9 Linux \u5185\u6838\u901a\u8bc6&#xff1a;\u4e94\u5927\u5b50\u7cfb\u7edf\u6982\u89c8 \u7684\u6743\u5a01\u3001\u7ed3\u6784\u5316\u89e3\u6790\u3002\u5185\u5bb9\u4e25\u683c\u4f9d\u636e Linux \u5185\u6838\u5b98\u65b9\u6587\u6863&#xff08;kernel.org&#xff09;\u3001\u7ecf\u5178\u6559\u6750&#xff08;\u5982\u300aUnderstanding the Linux Kernel\u300b\u300aLinux Kernel Development\u300b&#xff09;\u3001\u4ee5\u53ca openEuler \u5185\u6838\u5b9e\u8df5&#xff0c;\u786e\u4fdd\u6280\u672f\u51c6\u786e&#xff0c;\u675c\u7edd\u5e7b\u89c9\u3002 \u4e00\u3001\u4e3a\u4ec0\u4e48\u662f\u201c\u4e94\u5927\u5b50\u7cfb\u7edf\u201d&#xff1f; 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