\u6700\u5927\u8fde\u63a5\u6570\u9650\u5236\u5c31\u662f\u7cfb\u7edf\u6240\u80fd\u6253\u5f00\u7684\u6700\u5927\u6587\u4ef6\u6570\uff08\u6587\u4ef6\u63cf\u8ff0\u7b26\uff09\u7684\u9650\u5236\uff0c\u5206\u5168\u5c40\u548c\u8fdb\u7a0b\u4e24\u79cd\uff1a<\/p>\n
$ sysctl kern.maxfiles\nkern.maxfiles: 49152\n## \u7cfb\u7edf\u9ed8\u8ba4\u7684\u6700\u5927\u8fde\u63a5\u6570\u9650\u5236\u662f 49152\n\n$ sudo sysctl -w kern.maxfiles=1048600\n### \u8bbe\u7f6e\u7cfb\u7edf\u6700\u5927\u8fde\u63a5\u6570\u4ece 49152 \u5230 1048600\n<\/code><\/pre>\n1.2. \u8fdb\u7a0b<\/h4>\n$ sysctl kern.maxfilesperproc\nkern.maxfilesperproc: 24576\n### \u5355\u4e2a\u8fdb\u7a0b\u9ed8\u8ba4\u6700\u5927\u8fde\u63a5\u6570\u9650\u5236\u662f 24576\n\n$ sudo sysctl -w kern.maxfilesperproc=1048576\n### \u8bbe\u7f6e\u8fdb\u7a0b\u8fde\u63a5\u6570\u9650\u5236 24576 \u5230 1048576\uff0c\u8fdb\u7a0b\u7684\u6700\u5927\u8fde\u63a5\u6570\u8981\u5c0f\u4e8e\u7b49\u4e8e\u5168\u5c40\u8fde\u63a5\u6570\n<\/code><\/pre>\n\u6c38\u4e45\u4fee\u6539\uff0c\u9700\u8981\u5728 \/etc\/sysctl.conf<\/code> \u91cc\u52a0\u4e0a\u7c7b\u4f3c\u7684\u4e0b\u8ff0\u5185\u5bb9<\/p>\nkern.maxfiles=20480\nkern.maxfilesperproc=18000\n<\/code><\/pre>\n\u8fd9\u4e2a\u6587\u4ef6\u53ef\u80fd\u9700\u8981\u81ea\u884c\u521b\u5efa<\/p>\n
2. ulimit \u547d\u4ee4<\/h2>\n$ ulimit -n\n4864\n#### \u663e\u793a\u5f53\u524dshell\u80fd\u6253\u5f00\u7684\u6700\u5927\u6587\u4ef6\u6570\uff0c\u9ed8\u8ba4\u503c\uff1a4864\uff0c\u8be5\u503c\u603b\u662f\u5c0f\u4e8e kern.maxfilesperproc \u7684\u503c\uff0c\u56e0\u4e3a\u4e00\u4e2a shell \u5c31\u662f\u4e00\u4e2a\u8fdb\u7a0b\u3002\n\n$ ulimit -n 1048576\n### \u8bbe\u7f6e\u5f53\u524dshell\u80fd\u6253\u5f00\u7684\u6700\u5927\u6587\u4ef6\u6570\u4e3a 1048576\uff0c\u8be5\u503c\u4e0d\u80fd\u5927\u4e8e kern.maxfilesperproc \uff0c\u5426\u5219\u4f1a\u63d0\u793a\u8bbe\u7f6e\u5931\u8d25\u3002\n<\/code><\/pre>\n3. \u52a8\u6001\u7aef\u53e3\u8303\u56f4<\/h2>\n3.1. Linux<\/h4>\nroot@test:~# sysctl -a|grep ip_local_port_range\nnet.ipv4.ip_local_port_range = 32768 60999\n### \u8868\u793a Linux \u52a8\u6001\u7aef\u53e3\u53f7\u9ed8\u8ba4\u8303\u56f4\u662f32768-60999\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4f5c\u4e3a\u5ba2\u6237\u7aef\u8fde\u63a5\u540c\u4e00\u4e2aIP\u548c\u540c\u4e00\u4e2a\u7aef\u53e3\u53f7\uff0c\u6700\u591a\u53ea\u80fd\u5efa\u7acb 28231 \u591a\u4e2a\u8fde\u63a5\n<\/code><\/pre>\nLinux \u4fee\u6539\u52a8\u6001\u7aef\u53e3\u8303\u56f4\u7684\u65b9\u6cd5:<\/p>\n
echo \"net.ipv4.ip_local_port_range = 1024 65535\" >> \/etc\/sysctl.conf\nsysctl -p \n## \u4fee\u6539 Linux \u52a8\u6001\u7aef\u53e3\u53f7\u9ed8\u8ba4\u8303\u56f4\u662f 1024-65535\n<\/code><\/pre>\n3.2. Mac OS:<\/h4>\n$ sysctl net.inet.ip.portrange\n## \u4f4e\u8303\u56f4\nnet.inet.ip.portrange.lowfirst: 1023\nnet.inet.ip.portrange.lowlast: 600\n## \u9884\u8bbe\u8303\u56f4(\u9ed8\u8ba4\u4f7f\u7528\u8be5\u8303\u56f4)\nnet.inet.ip.portrange.first: 49152\nnet.inet.ip.portrange.last: 65535\n## \u53ca\u9ad8\u8303\u56f4\nnet.inet.ip.portrange.hifirst: 49152\nnet.inet.ip.portrange.hilast: 65535\n\n### Mac\u9ed8\u8ba4\u52a8\u6001\u7aef\u53e3\u53f7\u9ed8\u8ba4\u8303\u56f4\u662f 49152-65535\uff0c\u53ea\u80fd\u5efa\u7acb 16383 \u4e2a\u5de6\u53f3\u7684\u8fde\u63a5\u3002\n<\/code><\/pre>\nMac OS \u4fee\u6539\u52a8\u6001\u7aef\u53e3\u8303\u56f4<\/p>\n
$ sysctl -w net.inet.ip.portrange.first=32768\n## \u8868\u793a\u4fee\u6539\u52a8\u6001\u7aef\u53e3\u7684\u8d77\u59cb\u5730\u5740\u4e3a 32768, \u5176\u4ed6\u7684\u7c7b\u4f3c\u3002\n<\/code><\/pre>\n4. launchd \u5bf9\u8fdb\u7a0b\u7684\u9650\u5236<\/h2>\n
\u83b7\u53d6\u5f53\u524d\u7684\u9650\u5236\uff1a<\/p>\n
$ launchctl limit maxfiles\n<\/code><\/pre>\n\u8f93\u51fa\u7c7b\u4f3c\u8fd9\u6837\uff1a<\/p>\n
maxfiles 256 unlimited\n<\/code><\/pre>\n\u5176\u4e2d\u524d\u4e00\u4e2a\u662f\u8f6f\u9650\u5236\uff0c\u540e\u4e00\u4e2a\u662f\u786c\u4ef6\u9650\u5236\u3002<\/p>\n
\u4e34\u65f6\u4fee\u6539\uff1a<\/p>\n
$ sudo launchctl limit maxfiles 65536 200000\n<\/code><\/pre>\n\u7cfb\u7edf\u8303\u56f4\u5185\u4fee\u6539\u5219\u9700\u8981\u5728\u6587\u4ef6\u5939 \/Library\/LaunchDaemons<\/code> \u4e0b\u521b\u5efa\u4e00\u4e2a plist \u6587\u4ef6 limit.maxfiles.plist<\/code>\uff1a<\/p>\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE plist PUBLIC \"-\/\/Apple\/\/DTD PLIST 1.0\/\/EN\" \"http:\/\/www.apple.com\/DTDs\/PropertyList-1.0.dtd\">\n<plist version=\"1.0\">\n <dict>\n <key>Label<\/key>\n <string>limit.maxfiles<\/string>\n <key>ProgramArguments<\/key>\n <array>\n <string>launchctl<\/string>\n <string>limit<\/string>\n <string>maxfiles<\/string>\n <string>65536<\/string>\n <string>200000<\/string>\n <\/array>\n <key>RunAtLoad<\/key>\n <true\/>\n <key>ServiceIPC<\/key>\n <false\/>\n <\/dict>\n<\/plist>\n<\/code><\/pre>\n\u4fee\u6539\u6587\u4ef6\u6743\u9650<\/p>\n
$ sudo chown root:wheel \/Library\/LaunchDaemons\/limit.maxfiles.plist\n$ sudo chmod 644 \/Library\/LaunchDaemons\/limit.maxfiles.plist\n<\/code><\/pre>\n\u8f7d\u5165\u65b0\u8bbe\u5b9a<\/p>\n
$ sudo launchctl load -w \/Library\/LaunchDaemons\/limit.maxfiles.plist\n<\/code><\/pre>\n5. \u6301\u4e45\u5316 Mac \u7684\u914d\u7f6e(\u4e0d\u5efa\u8bae)<\/h2>\nsudo touch \/etc\/sysctl.conf;\n\n## \u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9\u5230 \/etc\/sysctl.conf \u6587\u4ef6\nkern.maxfiles=1048600\nkern.maxfilesperproc=1048576\nnet.inet.ip.portrange.first=49152 \nnet.inet.ip.portrange.last=65535\n\n## \u6dfb\u52a0\u540e\u91cd\u542f\n<\/code><\/pre>\n\u81f3\u4e8e ulimit -n \u7684\u503c\uff0c\u53ef\u4ee5\u5199\u5165\u5230 .bashrc \u6587\u4ef6\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
1. \u6700\u5927\u8fde\u63a5\u6570\u9650\u5236 \u6700\u5927\u8fde\u63a5\u6570\u9650\u5236\u5c31\u662f\u7cfb\u7edf\u6240\u80fd\u6253\u5f00\u7684\u6700\u5927\u6587\u4ef6\u6570\uff08\u6587\u4ef6\u63cf\u8ff0\u7b26\uff09\u7684\u9650\u5236\uff0c\u5206\u5168\u5c40\u548c\u8fdb\u7a0b\u4e24\u79cd\uff1a 1. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-7488","post","type-post","status-publish","format-standard","hentry","category-skill"],"_links":{"self":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/7488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/comments?post=7488"}],"version-history":[{"count":4,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/7488\/revisions"}],"predecessor-version":[{"id":7492,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/7488\/revisions\/7492"}],"wp:attachment":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/media?parent=7488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/categories?post=7488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/tags?post=7488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}