Member since
07-14-2020
22
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My Accepted Solutions
| Title | Views | Posted |
|---|---|---|
| 3174 | 05-28-2021 03:14 AM |
07-23-2021
02:27 AM
Hello @proble As we haven't received any response from your side, We shall be marking the Post as Resolved. Having said that, Please do share your experience with handling the concerned issue & whether the details shared by us assisted you. In short, the HBase Table Creation is failing as Master hasn't completed Initialisation. You have to use HBCK2 Tool to assign the HBase:Meta & HBase:Namespace (Whichever isn't assigned as per Master Logs). Link [1] covers our response to the Post on 2021/05/31 with the Log trace to be verified in Master Logs & the Steps to be followed. We hope the Post was helpful to you & assisted in resolving the issue. - Smarak [1] https://community.cloudera.com/t5/Support-Questions/Error-while-creating-table-in-hbase/m-p/317429/highlight/true#M227161
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06-25-2021
01:14 AM
Mcafee also lists launch_container.sh under vulnerability which can be ignored as launching containers is part of a yarn architecture. Please be kind to go through the below point to understand more about yarn: 1. Client/user submits a job request. 2. Resource manager will check the input splits and will throw an error if it cannot be computed. 3. On successful computation, the resource manager will call the job to submit the procedure. 4. It will then find a node manager where it can launch app master 5. App master process will check the input splits and will make mapper and reducer tasks(Task IDs are given at this point) 6. App master will do the computation and based on that it will request resources in form of a container that will contain memory and CPU as requested by the App master. 7. On receiving the request, the node manager will use "launch_container.sh" as well as a few other job-related inputs to successfully launch a container to be used for task execution. This is the expected behavior and should be considered a false vulnerability.
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06-03-2021
03:54 PM
Also Squirrel seems to be connecting to the dev cluster. It just times out when running a query such as "show databases". If squirrel stays connected for a long time, I noticed that the query will eventually return results instead of timing out. Per cloudera "https://docs.cloudera.com/documentation/enterprise/latest/topics/cdh_ig_hive_metastore_configure.html#concept_jsw_bnc_rp" It says that minimum 4 dedicated cores to HS2 and 4 for hive metastore. The server that hosts hs2 and metastore only has a total of 8 cores. Can this be a reason for the performance issue? Any help on this is much appreciated. Thanks,
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06-03-2021
05:31 AM
@kkhambadkone1 Has your issue been resolved? If so, please mark the appropriate reply as the solution, as it will make it easier for others to find the answer in the future.
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05-30-2021
08:06 PM
Hello @LeetKrew93 Our organization requires that all log levels above DEBUG level need to be increased with the ISINFOENABLED judgment, because the official website only states that the DEBUG level does not need to be determined. It is not clear whether other levels need to be determined or not.Personally, I think such a judgment is superfluous.Please give me some advice.
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01-14-2021
07:36 AM
Working in CDP as well 🙂 thank you!
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