{"action":"created","issue":{"url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/318","labels_url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/318/labels{/name}","comments_url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/318/comments","events_url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/318/events","html_url":"https://github.com/brianfrankcooper/YCSB/issues/318","id":90364281,"number":318,"title":"Reading YCSB output","user":{"login":"bharathstpi","id":12132855,"avatar_url":"https://avatars.githubusercontent.com/u/12132855?v=3","gravatar_id":"","url":"https://api.github.com/users/bharathstpi","html_url":"https://github.com/bharathstpi","followers_url":"https://api.github.com/users/bharathstpi/followers","following_url":"https://api.github.com/users/bharathstpi/following{/other_user}","gists_url":"https://api.github.com/users/bharathstpi/gists{/gist_id}","starred_url":"https://api.github.com/users/bharathstpi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bharathstpi/subscriptions","organizations_url":"https://api.github.com/users/bharathstpi/orgs","repos_url":"https://api.github.com/users/bharathstpi/repos","events_url":"https://api.github.com/users/bharathstpi/events{/privacy}","received_events_url":"https://api.github.com/users/bharathstpi/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-06-23T11:41:07Z","updated_at":"2015-06-24T04:05:04Z","closed_at":null,"body":"In the below URL, it says that there are 464 operations that were completed in less than 1ms and 27 operations between 1&2ms. But the total run time is 10.11 seconds. Why is the run time so high when the operations were completed in less than 2 ms.\r\n \r\n  https://github.com/brianfrankcooper/YCSB/wiki/Running-a-Workload\r\n \r\nExtract from the URL - On how to read the YCSB output.\r\n[OVERALL],RunTime(ms), 10110\r\n [OVERALL],Throughput(ops/sec), 98.91196834817013\r\n [UPDATE], Operations, 491\r\n [UPDATE], AverageLatency(ms), 0.054989816700611\r\n  [UPDATE], MinLatency(ms), 0\r\n  [UPDATE], MaxLatency(ms), 1\r\n  [UPDATE], 95thPercentileLatency(ms), 1\r\n  [UPDATE], 99thPercentileLatency(ms), 1\r\n  [UPDATE], Return=0, 491\r\n  [UPDATE], 0, 464\r\n  [UPDATE], 1, 27\r\n  [UPDATE], 2, 0\r\n  [UPDATE], 3, 0\r\n  [UPDATE], 4, 0\r\n  ...\r\n  This output indicates:\r\n \r\n  The total execution time was 10.11 seconds\r\n  The average throughput was 98.9 operations/sec (across all threads)\r\n  There were 491 update operations, with associated average, min, max, 95th and 99th percentile latencies\r\n  All 491 update operations had a return code of zero (success in this case)\r\n  464 operations completed in less than 1 ms, while 27 completed between 1 and 2 ms.\r\n \r\n  Thanks,\r\n  Bharath Singh"},"comment":{"url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/comments/114722100","html_url":"https://github.com/brianfrankcooper/YCSB/issues/318#issuecomment-114722100","issue_url":"https://api.github.com/repos/brianfrankcooper/YCSB/issues/318","id":114722100,"user":{"login":"bharathstpi","id":12132855,"avatar_url":"https://avatars.githubusercontent.com/u/12132855?v=3","gravatar_id":"","url":"https://api.github.com/users/bharathstpi","html_url":"https://github.com/bharathstpi","followers_url":"https://api.github.com/users/bharathstpi/followers","following_url":"https://api.github.com/users/bharathstpi/following{/other_user}","gists_url":"https://api.github.com/users/bharathstpi/gists{/gist_id}","starred_url":"https://api.github.com/users/bharathstpi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bharathstpi/subscriptions","organizations_url":"https://api.github.com/users/bharathstpi/orgs","repos_url":"https://api.github.com/users/bharathstpi/repos","events_url":"https://api.github.com/users/bharathstpi/events{/privacy}","received_events_url":"https://api.github.com/users/bharathstpi/received_events","type":"User","site_admin":false},"created_at":"2015-06-24T04:05:03Z","updated_at":"2015-06-24T04:05:03Z","body":"Hello Chrisjan,\n\nThe command executed is as below.\nbin/ycsb run couchbase workloads/workloada -p hosts=\"127.0.0.1\" -p\nbucket=benchmark > 1Node1NodeOutput/runworkloada\n\nI have attached the file which is the output of this command.\n\nPlease find the workload properties below:\nrecordcount=1000000\noperationcount=1000000\nworkload=com.yahoo.ycsb.workloads.CoreWorkload\nreadallfields=true\nreadproportion=0.5\nupdateproportion=0.5\nscanproportion=0\ninsertproportion=0\nrequestdistribution=zipfian\n\nRegards,\nBharath Singh\n\n\nOn Tue, Jun 23, 2015 at 11:28 PM, Chrisjan Matser <notifications@github.com>\nwrote:\n\n> @bharathstpi <https://github.com/bharathstpi> please include more info.\n> What's the command line you are running? What sort of workload properties?\n> And most importantly, what is the complete output. You've only given a\n> snippet of the output that is not enough to go on. Besides the operations\n> you are running, there are also startup & shutdown overhead time costs\n> which are not included in the individual operation time costs but will be\n> reflected in the overall run time.\n>\n> —\n> Reply to this email directly or view it on GitHub\n> <https://github.com/brianfrankcooper/YCSB/issues/318#issuecomment-114590845>\n> .\n>\n"}}