{"action":"created","issue":{"url":"https://api.github.com/repos/kubernetes/examples/issues/250","repository_url":"https://api.github.com/repos/kubernetes/examples","labels_url":"https://api.github.com/repos/kubernetes/examples/issues/250/labels{/name}","comments_url":"https://api.github.com/repos/kubernetes/examples/issues/250/comments","events_url":"https://api.github.com/repos/kubernetes/examples/issues/250/events","html_url":"https://github.com/kubernetes/examples/issues/250","id":339987804,"node_id":"MDU6SXNzdWUzMzk5ODc4MDQ=","number":250,"title":"Google image V14 ,Kubernetes /KOPS Cluster on AWS is very slow ","user":{"login":"madireddyr","id":28310991,"node_id":"MDQ6VXNlcjI4MzEwOTkx","avatar_url":"https://avatars1.githubusercontent.com/u/28310991?v=4","gravatar_id":"","url":"https://api.github.com/users/madireddyr","html_url":"https://github.com/madireddyr","followers_url":"https://api.github.com/users/madireddyr/followers","following_url":"https://api.github.com/users/madireddyr/following{/other_user}","gists_url":"https://api.github.com/users/madireddyr/gists{/gist_id}","starred_url":"https://api.github.com/users/madireddyr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/madireddyr/subscriptions","organizations_url":"https://api.github.com/users/madireddyr/orgs","repos_url":"https://api.github.com/users/madireddyr/repos","events_url":"https://api.github.com/users/madireddyr/events{/privacy}","received_events_url":"https://api.github.com/users/madireddyr/received_events","type":"User","site_admin":false},"labels":[{"id":778127642,"node_id":"MDU6TGFiZWw3NzgxMjc2NDI=","url":"https://api.github.com/repos/kubernetes/examples/labels/lifecycle/rotten","name":"lifecycle/rotten","color":"604460","default":false}],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":5,"created_at":"2018-07-10T20:06:06Z","updated_at":"2018-12-07T22:41:15Z","closed_at":"2018-12-07T22:33:14Z","author_association":"NONE","body":"we were able to use above example KOPS cluster and able to bring up the cluster( 6 ec2 nodes), we tried with both EBS & EC2 Instance storage but writing data to root  and  they both work . but when we we do a stress test on this performance seems  very low. \r\nusing both instance storage & EBS storage,\r\n\r\nfew stats : queue length is very low \"0.06\"\r\n\r\nand OPS Stats\r\nResults:\r\nOp rate                   :      966 op/s  [WRITE: 966 op/s]\r\nPartition rate            :      966 pk/s  [WRITE: 966 pk/s]\r\nRow rate                  :      966 row/s [WRITE: 966 row/s]\r\nLatency mean              :   51.2 ms [WRITE: 51.2 ms]\r\nLatency median            :    7.8 ms [WRITE: 7.8 ms]\r\nLatency 95th percentile   :  103.2 ms [WRITE: 103.2 ms]\r\nLatency 99th percentile   :  198.3 ms [WRITE: 198.3 ms]\r\nLatency 99.9th percentile :  298.3 ms [WRITE: 298.3 ms]\r\nLatency max               :  601.4 ms [WRITE: 601.4 ms]\r\nTotal partitions          :    100,000 [WRITE: 100,000]\r\nTotal errors              :          0 [WRITE: 0]\r\nTotal GC count            : 0\r\nTotal GC memory           : 0.000 KiB\r\nTotal GC time             :    0.0 seconds\r\nAvg GC time               :    NaN ms\r\nStdDev GC time            :    0.0 ms\r\nTotal operation time      : 00:01:43\r\n\r\nwe tried to compare the performance kubernetes 1.4.8 & Cassandra 3.9 which is our current working cluster which give 20,000 OP/sec\r\n\r\nour KOPS statefulset cluster capacity is same as Above Kuberentes 1.4.8 with  same cassandra.yaml settings \r\n\r\nbut cassandra performance on kubernetes 1.4.8 Perf seems much better than 1.9 KOPS\r\nanybody faced similar issue ?\r\nalso is there a way to benchmark network performance of KOPS cluster vs kubernetes 1.4.8 \r\n\r\n"},"comment":{"url":"https://api.github.com/repos/kubernetes/examples/issues/comments/445388046","html_url":"https://github.com/kubernetes/examples/issues/250#issuecomment-445388046","issue_url":"https://api.github.com/repos/kubernetes/examples/issues/250","id":445388046,"node_id":"MDEyOklzc3VlQ29tbWVudDQ0NTM4ODA0Ng==","user":{"login":"pontiyaraja","id":1989030,"node_id":"MDQ6VXNlcjE5ODkwMzA=","avatar_url":"https://avatars0.githubusercontent.com/u/1989030?v=4","gravatar_id":"","url":"https://api.github.com/users/pontiyaraja","html_url":"https://github.com/pontiyaraja","followers_url":"https://api.github.com/users/pontiyaraja/followers","following_url":"https://api.github.com/users/pontiyaraja/following{/other_user}","gists_url":"https://api.github.com/users/pontiyaraja/gists{/gist_id}","starred_url":"https://api.github.com/users/pontiyaraja/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pontiyaraja/subscriptions","organizations_url":"https://api.github.com/users/pontiyaraja/orgs","repos_url":"https://api.github.com/users/pontiyaraja/repos","events_url":"https://api.github.com/users/pontiyaraja/events{/privacy}","received_events_url":"https://api.github.com/users/pontiyaraja/received_events","type":"User","site_admin":false},"created_at":"2018-12-07T22:41:15Z","updated_at":"2018-12-07T22:41:15Z","author_association":"NONE","body":"CI job also taking long time to build and returning time out, for 1 or two times"}}
{"actor":{"display_login":"pontiyaraja"}}