we take the decision to set jumbo frame on all our linux machines we have ambari cluster with master machines , workers machines and kafka machines our switches ( Cisco ) are suitable to Jumbo frame and that fine but jumbo frame can set as 8000 or 9000 or between them or less then 8000 what is the formula to calculate what is the best MTU value ? ... View more

how to run zookeeper service check VIA REST API ? what is the relevant payload for the zookeeper? ... View more

we are using the script - ambari_trigger_service_checks.py in order to check the service check but script print INFO FAIL on zookeeper in spite from ambari GUI zookeeper servoce check completely successfully - why? from ambari GUI service check on zookeeper is working fine ./ambari_trigger_service_checks.py -u admin -p admin -C hdp --services=ZOOKEEPER --wait --timeout=500 2018-03-05 15:24:13,428 - utils.py[log_option:2203](61993) - INFO - timeout: 500 2018-03-05 15:24:13,428 - cli.py[main:159](61993) - INFO - Hari Sekhon ambari_trigger_service_checks.py version 0.2 => CLI version 0.9.1 => Utils version 0.11.2 2018-03-05 15:24:13,428 - cli.py[main:160](61993) - INFO - https://github.com/harisekhon/pytools 2018-03-05 15:24:13,429 - cli.py[main:161](61993) - INFO - verbose level: 2 (INFO) 2018-03-05 15:24:13,429 - utils.py[log_option:2203](61993) - INFO - timeout: 500 2018-03-05 15:24:13,429 - utils.py[log_option:2203](61993) - INFO - host: localhost 2018-03-05 15:24:13,429 - utils.py[log_option:2203](61993) - INFO - port: 8080 2018-03-05 15:24:13,430 - utils.py[log_option:2203](61993) - INFO - user: admin 2018-03-05 15:24:13,431 - utils.py[log_option:2203](61993) - INFO - password: <omitted> 2018-03-05 15:24:13,504 - utils.py[log_option:2203](61993) - INFO - cluster: hdp 2018-03-05 15:24:13,554 - ambari_trigger_service_checks.py[request_service_checks:283](61993) - INFO - sending batch schedule check request for services: ZOOKEEPER 2018-03-05 15:24:13,591 - ambari_trigger_service_checks.py[request_service_checks:288](61993) - INFO - RequestSchedule 28 submitted 2018-03-05 15:24:13,605 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - NO STATUS YET: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:14,623 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:15,642 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:16,660 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:17,675 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:18,691 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:19,708 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:20,723 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) 2018-03-05 15:24:21,738 - ambari_trigger_service_checks.py[parse_scheduled_request:324](61993) - INFO - FAILED: ZOOKEEPER_SERVICE_CHECK: ZOOKEEPER Service Check (batch 1 of 1) ... View more

we create the follwing payload file and run the API in order to run the service check on HDFS but we got < HTTP/1.1 404 Not Found what is wrong with my syntax ? more payload { "RequestInfo":{ "context":"HDFS Service Check", "command":"HDFS_SERVICE_CHECK" }, "Requests/resource_filters":[ { "service_name":"HDFS" } ] } [root@master02 ]# curl -ivk -H "X-Requested-By: ambari" -u admin:admin -X POST -d @payload http://master02.sys56.com:8080/api/v1/clusters/hdp/request * About to connect() to master02.sys56.com port 8080 (#0) * Trying 92.12.3.62... * Connected to master02.sys56.com (92.12.3.62) port 8080 (#0) * Server auth using Basic with user 'admin' > POST /api/v1/clusters/hdp/request HTTP/1.1 > Authorization: Basic YWRtaW46YWRtaW4= > User-Agent: curl/7.29.0 > Host: master02.sys56.com:8080 > Accept: */* > X-Requested-By: ambari > Content-Length: 178 > Content-Type: application/x-www-form-urlencoded > * upload completely sent off: 178 out of 178 bytes < HTTP/1.1 404 Not Found HTTP/1.1 404 Not Found < X-Frame-Options: DENY X-Frame-Options: DENY < X-XSS-Protection: 1; mode=block X-XSS-Protection: 1; mode=block < X-Content-Type-Options: nosniff X-Content-Type-Options: nosniff < Cache-Control: no-store Cache-Control: no-store < Pragma: no-cache Pragma: no-cache < Set-Cookie: AMBARISESSIONID=1w7c5v5ol3u4j1hgmxubwxu19r;Path=/;HttpOnly Set-Cookie: AMBARISESSIONID=1w7c5v5ol3u4j1hgmxubwxu19r;Path=/;HttpOnly < Expires: Thu, 01 Jan 1970 00:00:00 GMT Expires: Thu, 01 Jan 1970 00:00:00 GMT < User: admin User: admin < Content-Length: 0 Content-Length: 0 < * Connection #0 to host master02.sys56.com left intact ... View more