{"id":8561,"date":"2022-10-11T09:55:57","date_gmt":"2022-10-11T01:55:57","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=8561"},"modified":"2022-10-11T09:55:57","modified_gmt":"2022-10-11T01:55:57","slug":"tos2-0%e9%9b%86%e7%be%a4%e8%b6%85%e9%85%8d%ef%bc%88poc%e5%92%8c%e6%b5%8b%e8%af%95%e7%8e%af%e5%a2%83%e4%bd%bf%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=8561","title":{"rendered":"TOS2.0\u96c6\u7fa4\u8d85\u914d\uff08POC\u548c\u6d4b\u8bd5\u73af\u5883\u4f7f\u7528\uff09"},"content":{"rendered":"

\u6982\u8981\u63cf\u8ff0<\/h3>\n

\u5728\u6d4b\u8bd5\u73af\u5883\u4e2d, \u6216\u8005\u7279\u5b9a\u7684\u7528\u6237\u73af\u5883\u4e2d, \u7531\u4e8e\u5b58\u5728\u7528\u6237\u5bf9\u5e94\u7528\u7684CPU, Memory\u4f30\u7b97\u504f\u5927, \u9020\u6210\u5b9e\u9645 TOS \u96c6\u7fa4\u8d44\u6e90\u53ea\u80fd\u521b\u5efa\u8f83\u5c11\u6570\u91cf\u7684\u5e94\u7528\uff0c\u540c\u65f6 TOS \u96c6\u7fa4\u7684\u5b9e\u9645\u8d44\u6e90\u4f7f\u7528\u7387\u8f83\u4f4e\uff0c\u901a\u8fc7\u4e3a TOS \u96c6\u7fa4\u8bbe\u7f6e overcommit ratio, \u4f7f\u5f97\u96c6\u7fa4\u5185\u6240\u6709\u673a\u5668\u7684\u53ef\u7528\u8d44\u6e90\u8d85\u914d, \u6765\u63d0\u9ad8 TOS \u96c6\u7fa4\u8d44\u6e90\u4f7f\u7528\u7387, \u652f\u6301\u66f4\u591a\u5e94\u7528\u7684\u521b\u5efa<\/p>\n

\u6ce8\u610f\uff1a \u8d85\u914d\u53ea\u9002\u7528\u4e8e\u6d4b\u8bd5\u96c6\u7fa4\uff0c\u751f\u4ea7\u96c6\u7fa4\u4e25\u7981\u5f00\u542f<\/p>\n

\u8be6\u7ec6\u63cf\u8ff0\u914d\u7f6e\u8fc7\u7a0b<\/h3>\n

Ratio \u914d\u7f6e<\/h4>\n

TOS \u96c6\u7fa4\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u4f1a\u81ea\u52a8\u5728 kube-system \u79df\u6237\u4e0b\u751f\u6210\u540d\u4e3a ratio \u7684 configmap\u3002\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7 <\/p>\n

kubectl get cm ratio -n kube-system -oyaml<\/code><\/pre>\n
\u67e5\u770b\u9ed8\u8ba4\u914d\u7f6e<\/p>\n
apiVersion: v1\nkind: ConfigMap\nmetadata:\n  labels:\n    transwarp.overcommit: \"true\"\n  name: ratio\n  namespace: kube-system\ndata:\n  cpu: \"2\"\n  memory: \"4\"\n  tosdisk: \"1\"\n  tosdisk-pv: \"1\"<\/code><\/pre>\n
\u5982\u4e0a\u6240\u793a,  \u5176\u4e2d data \u57df\u4e2d cpu=2, memory=4 \u7b49\u8868\u793a\u6240\u6709\u8282\u70b9\u4e0a cpu \u8d85\u914d 2 \u500d\uff0cmemory \u8d85\u914d 4 \u500d\u3002<\/p>\n
\u82e5\u662f\u60f3\u8981\u914d\u7f6e\u8d85\u914d\uff0c\u4f7f\u7528 kubectl edit cm ratio -n kube-system \u7f16\u8f91 ratio \u7684 data \u57df\u5bf9\u5e94\u53c2\u6570\u9879\u7684\u503c\uff0c\u5982\u4e0b\u6240\u793a\uff0c\u9664\u4e86 cpu\uff0cmemory\uff0c\u8fd8\u6709 tosdisk\uff0ctosdisk-pv\uff0c\u8fd9 2 \u4e2a\u53c2\u6570\u9879\u662f warpdrive \u76f8\u5173\u7684\uff0c\u5176\u4e2d tosdisk \u8868\u793a\u4e34\u65f6\u5b58\u50a8\u8d85\u914d\uff0ctosdisk-pv \u8868\u793a pvc \u8d85\u914d\u3002<\/p>\n
apiVersion: v1\nkind: ConfigMap\nmetadata:\n  labels:\n    transwarp.overcommit: \"true\"\n  name: ratio\n  namespace: kube-system\ndata:\n  cpu: \"15\"\n  memory: \"15\"\n  tosdisk: \"15\"\n  tosdisk-pv: \"15\"<\/code><\/pre>\n
Kubelet \u914d\u7f6e<\/h4>\n
\u5728\u9700\u8981\u5f00\u542f\u8d85\u914d\u7684\u8282\u70b9\u4e0a\u66f4\u6539 kubelet \u7684\u542f\u52a8\u53c2\u6570
\n\u5728 kubelet \u7684\u914d\u7f6e\u6587\u4ef6 \/etc\/sysconfig\/kubelet \u4e2d\u6dfb\u52a0 –feature-gates=SupportOverCommit=true\uff0c\u7136\u540e\u91cd\u542f kubelet
\n\"file\"<\/p>\n
systemctl daemon-reload\nsystemctl restart kubelet<\/code><\/pre>\n
\u6ce8\u610f\uff1a<\/p>\n
kubelet \u4e0b\u6dfb\u52a0\u7684 –feature-gates \u53c2\u6570\u4ec5\u7528\u6765\u63a7\u5236 cpu\u3001memory \u7684\u8d85\u5356\uff0ctosdisk \u76f8\u5173\u7684\u53c2\u6570\u7531 warpdrive \u72ec\u7acb\u63a7\u5236\uff0c\u9700\u8981\u4fee\u6539 warpdrive \u7684\u542f\u52a8\u53c2\u6570\u4f7f\u4e4b\u751f\u6548\uff0c\u672a\u505a\u878d\u5408\u3002<\/p>\n
Warpdrive \u914d\u7f6e<\/h4>\n
\u5728 warpdrive \u7684\u914d\u7f6e\u6587\u4ef6 \/usr\/lib\/systemd\/system\/warpdrive.service \u4e2d\u6dfb\u52a0–allow-overcommit=true\uff0c\u7136\u540e\u91cd\u542f warpdrive
\n\"file\"<\/p>\n
systemctl daemon-reload\nsystemctl restart warpdrive<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u6982\u8981\u63cf\u8ff0 \u5728\u6d4b\u8bd5\u73af\u5883\u4e2d, \u6216\u8005\u7279\u5b9a\u7684\u7528\u6237\u73af\u5883\u4e2d, \u7531\u4e8e\u5b58\u5728\u7528\u6237\u5bf9\u5e94\u7528\u7684CPU, Memory\u4f30\u7b97\u504f\u5927, \u9020\u6210\u5b9e ..<\/p>\n
<\/div>\n
Read more<\/a><\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8561","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/8561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8561"}],"version-history":[{"count":1,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/8561\/revisions"}],"predecessor-version":[{"id":8858,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/8561\/revisions\/8858"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}