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devSummaryJson={\"cachedValue\":{\"errors\":[],\"configErrors\":[],\"summary\":{\"pullrequest\":{\"overall\":{\"count\":0,\"lastUpdated\":null,\"stateCount\":0,\"state\":\"OPEN\",\"details\":{\"openCount\":0,\"mergedCount\":0,\"declinedCount\":0,\"total\":0},\"open\":true},\"byInstanceType\":{}},\"build\":{\"overall\":{\"count\":0,\"lastUpdated\":null,\"failedBuildCount\":0,\"successfulBuildCount\":0,\"unknownBuildCount\":0},\"byInstanceType\":{}},\"review\":{\"overall\":{\"count\":0,\"lastUpdated\":null,\"stateCount\":0,\"state\":null,\"dueDate\":null,\"overDue\":false,\"completed\":false},\"byInstanceType\":{}},\"deployment-environment\":{\"overall\":{\"count\":0,\"lastUpdated\":null,\"topEnvironments\":[],\"showProjects\":false,\"successfulCount\":0},\"byInstanceType\":{}},\"repository\":{\"overall\":{\"count\":0,\"lastUpdated\":null},\"byInstanceType\":{}},\"branch\":{\"overall\":{\"count\":0,\"lastUpdated\":null},\"byInstanceType\":{}}}},\"isStale\":false}}","aggregateprogress":{"progress":0,"total":0},"customfield_10100":null,"priority":{"self":"https://jira.geedge.net/rest/api/2/priority/3","iconUrl":"https://jira.geedge.net/images/icons/priorities/medium.svg","name":"Medium","id":"3"},"customfield_10200":null,"customfield_10400":null,"labels":["E21现场"],"environment":null,"timeestimate":null,"aggregatetimeoriginalestimate":null,"versions":[],"duedate":null,"progress":{"progress":0,"total":0},"issuelinks":[],"comment":{"comments":[{"self":"https://jira.geedge.net/rest/api/2/issue/43838/comment/80857","id":"80857","author":{"self":"https://jira.geedge.net/rest/api/2/user?username=yangwei","name":"yangwei","key":"JIRAUSER10103","emailAddress":"yangwei@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10103&avatarId=10708","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10103&avatarId=10708","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10103&avatarId=10708","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10103&avatarId=10708"},"displayName":"杨威","active":true,"timeZone":"Asia/Shanghai"},"body":"根据现场返回的监控，存在下述两类情况：\r\n * 5.13~5.14，BOL-IGW-T9K002-NPB02持续丢包\r\n * 出现丢包的时段自10:00，至22:00~23:00，丢包规模随流量增长\r\n * 触发Overload Protection的时间（20:00~21:00）在流量峰值开始时段\r\n ** 说明日间丢包时，未触发单核CPU占用超限的现象\r\n\r\n结论：Bole-IGW NPB02持续丢包的原因，需要进一步观察日间丢包的情况，根据现场判断是否由于单核分流或者流量处理延迟较高造成。\r\n\r\n!image-2024-05-16-09-43-59-546.png|width=278,height=350!!image-2024-05-16-09-43-25-976.png|width=307,height=356!\r\n\r\n!image-2024-05-16-09-45-17-408.png|width=287,height=300!!image-2024-05-16-09-45-36-112.png|width=302,height=327!\r\n * 5.14 Bole-IGW站点在18:20前后，相关设备均出现规模在10K~15kpps的丢包\r\n * 丢包规模和发生时间点较为一致，监控中TCP会话新建未出现突增\r\n\r\n结论：推测为UDP异常流量，拟在2307的监控面板添加UDP会话监控指标，确认是否当时是否存在异常流量\r\n\r\n!image-2024-05-16-09-40-51-957.png|width=296,height=345!!image-2024-05-16-09-40-25-601.png|width=271,height=352!!image-2024-05-16-09-41-26-969.png|width=280,height=351!","updateAuthor":{"self":"https://jira.geedge.net/rest/api/2/user?username=yangwei","name":"yangwei","key":"JIRAUSER10103","emailAddress":"yangwei@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10103&avatarId=10708","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10103&avatarId=10708","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10103&avatarId=10708","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10103&avatarId=10708"},"displayName":"杨威","active":true,"timeZone":"Asia/Shanghai"},"created":"2024-05-16T09:55:57.372+0800","updated":"2024-05-16T09:55:57.372+0800"},{"self":"https://jira.geedge.net/rest/api/2/issue/43838/comment/80963","id":"80963","author":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"body":"* 北京时间2024/5/16 21:30:00 BOL-IGW-T9K002-NPB02持续丢包，登录设备查看丢包线程对应的UDP新建/删除流较高(20000~35000/秒)，调整SAPP参数，限制UDP的新建及淘汰速度，UDP新建/淘汰各限制为5000/秒，持续观察。\r\n ** [^20240516213221.BOL-IGW-T9K002-NPB02.sysinfo.log.txt] \r\n ** !20240516213221.BOL-IGW-T9K002-NPB02.png!","updateAuthor":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"created":"2024-05-16T21:37:21.940+0800","updated":"2024-05-16T21:37:21.940+0800"},{"self":"https://jira.geedge.net/rest/api/2/issue/43838/comment/80966","id":"80966","author":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"body":"* 北京时间2024/5/16 22:00:00 BOL-IGW-T9K002-NPB02捕获数据包，分析捕获的数据包，发现三元组固定但是源端口递增的DNS数据包(且数据包符合DNS格式)，怀疑是DNS flood。\r\n ** 数据包：\r\n *** NAS:  E21_pcap/Bole-IGW02-NPB02\r\n ** ip.addr==196.188.52.10 && ip.addr==208.87.242.217 && udp.port==53\r\n *** [^dns.query.196.188.52.10-208.87.242.217.53.pcap]\r\n ** ip.addr==108.181.2.147 && ip.addr==213.55.125.42  && udp.port==53\r\n *** [^dns.query.213.55.125.42-108.181.2.147.53.pcap]","updateAuthor":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"created":"2024-05-17T10:37:36.454+0800","updated":"2024-05-17T16:50:55.351+0800"},{"self":"https://jira.geedge.net/rest/api/2/issue/43838/comment/80994","id":"80994","author":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"body":"* 北京时间2024/5/17 01:15:00~01:25:00 BOL-IGW-T9K002-NPB02设备存在rxdrop丢包，峰值约9Kpps，进一步调整SAPP参数，限制UDP的新建及淘汰速度，UDP新建/淘汰各限制为3000/秒，持续观察。\r\n ** max_opening_per_sec=3000\r\n\r\n ** max_timeouts_per_sec=3000 \r\n\r\n ** !image-2024-05-17-14-52-13-953.png|width=1297,height=682!","updateAuthor":{"self":"https://jira.geedge.net/rest/api/2/user?username=liuxueli","name":"liuxueli","key":"JIRAUSER10133","emailAddress":"liuxueli@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10133&avatarId=10612","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10133&avatarId=10612","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10133&avatarId=10612","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10133&avatarId=10612"},"displayName":"刘学利","active":true,"timeZone":"Asia/Shanghai"},"created":"2024-05-17T14:52:24.760+0800","updated":"2024-05-17T14:53:49.037+0800"},{"self":"https://jira.geedge.net/rest/api/2/issue/43838/comment/81007","id":"81007","author":{"self":"https://jira.geedge.net/rest/api/2/user?username=yangwei","name":"yangwei","key":"JIRAUSER10103","emailAddress":"yangwei@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10103&avatarId=10708","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10103&avatarId=10708","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10103&avatarId=10708","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10103&avatarId=10708"},"displayName":"杨威","active":true,"timeZone":"Asia/Shanghai"},"body":"* 查询现场返回的数据包中两个服务端IP 208.87.242.217 和108.181.2.147，ASN均为“AS40676 Psychz Networks”，属于一家提供CDN和DDoS Migration的公司\r\n * 向上述服务端发起dns查询，未收到响应\r\n\r\n推测对应的DNS流量为针对该服务商的DoS攻击流量/Dos攻击牵引流量","updateAuthor":{"self":"https://jira.geedge.net/rest/api/2/user?username=yangwei","name":"yangwei","key":"JIRAUSER10103","emailAddress":"yangwei@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10103&avatarId=10708","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10103&avatarId=10708","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10103&avatarId=10708","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10103&avatarId=10708"},"displayName":"杨威","active":true,"timeZone":"Asia/Shanghai"},"created":"2024-05-17T15:19:07.001+0800","updated":"2024-05-20T09:42:08.429+0800"}],"maxResults":5,"total":5,"startAt":0},"votes":{"self":"https://jira.geedge.net/rest/api/2/issue/OMPUB-1290/votes","votes":0,"hasVoted":false},"worklog":{"startAt":0,"maxResults":20,"total":0,"worklogs":[]},"assignee":{"self":"https://jira.geedge.net/rest/api/2/user?username=yangwei","name":"yangwei","key":"JIRAUSER10103","emailAddress":"yangwei@geedgenetworks.com","avatarUrls":{"48x48":"https://jira.geedge.net/secure/useravatar?ownerId=JIRAUSER10103&avatarId=10708","24x24":"https://jira.geedge.net/secure/useravatar?size=small&ownerId=JIRAUSER10103&avatarId=10708","16x16":"https://jira.geedge.net/secure/useravatar?size=xsmall&ownerId=JIRAUSER10103&avatarId=10708","32x32":"https://jira.geedge.net/secure/useravatar?size=medium&ownerId=JIRAUSER10103&avatarId=10708"},"displayName":"杨威","active":true,"timeZone":"Asia/Shanghai"},"updated":"2024-05-20T09:42:08.431+0800","status":{"self":"https://jira.geedge.net/rest/api/2/status/10100","description":"此问题正在被经办人积极处理。","iconUrl":"https://jira.geedge.net/images/icons/status_generic.gif","name":"处理中","id":"10100","statusCategory":{"self":"https://jira.geedge.net/rest/api/2/statuscategory/4","id":4,"key":"indeterminate","colorName":"yellow","name":"处理中"}}}}