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[HBASE-9260] Timestamp Compactions -
HBase - [issue]
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| ...TSCompactionsThe issueOne of the biggest issue I currently deal with is compacting bigstores, i.e. when HBase cluster is 80% full on 4 TB nodes (let saywith a single big table), compactions ... |
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[HBASE-7782] HBaseTestingUtility.truncateTable() not acting like CLI -
HBase - [issue]
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| ...I would like to discuss the behavior of the truncateTable() method of HBaseTestingUtility. It's currently only removing the data through a scan/delete pattern.However, the truncate command i... |
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How Hbase achieves efficient random access? -
HBase - [mail # user]
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| ...btw, another worth reading article about block caches:http://www.n10k.com/blog/blockcache-101/On Mon, Jul 7, 2014 at 8:26 AM, Vladimir Rodionov wrote:Adrien Mogenethttp://www.borntosegfault.... |
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[Discuss] HBase with multiple threads -
HBase - [mail # user]
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| ...bq. "but in real it is one message write in whereas the other messagedropped."Have you tried to set logging at DEBUG level (hbase package on clientside)? You'll get helpful messages to analy... |
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How can we process complex logic on hbase -
HBase - [mail # user]
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| ...Could you give us an example of what you call "complex logic"?Perhaps putting this logic on client side could make sense? (probably notyou want, just asking...)On Sat, May 17, 2014 at 7:26 P... |
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Re: Java Client Write Data blocked -
HBase - [mail # user]
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| ...Nope, HTable#put(Put) is a single synchronous call.As JM said, use HTable#put(List) to send several Put operations toHBase.On Sun, May 4, 2014 at 4:19 AM, jingych wrote:Adrien Mogeneth... |
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Questions on FuzzyRowFilter -
HBase - [mail # user]
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| ...Using 4 random bytes you'll get 2^32 possibilities; thus your data can besplit enough among all the possible regions, but you won't be able toeasily benefit from distributed scans to gather ... |
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testing co-processors -
HBase - [mail # user]
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| ...Hi,You can load your CP through the HBaseTesting utility and test it that way!-- Adrien MogenetFrom my mobile phoneOn 29 Jan 2014 07:25, "Sujee Maniyam" wrote:> Hi all,>> I am... |
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Default value for Periodic Flusher -
HBase - [mail # user]
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| ...Yep, I obviously turned it off for my use case since MTTR is not a big concern. I just wanted to talk about the default value, not about my personal case especially. If you consider MTTR is ... |
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Default value for Periodic Flusher - HBase - [mail # user]
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| ...Hi guys, I've upgraded to 0.94.11. Here is my "worst-case scenario" : - let say each regionserver has 3 GB memstore - let say compaction max filesize is ~200 GB, min. 2 files, ma... |
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Default value for Periodic Flusher - HBase - [mail # user]
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| ...Hi there, I'm wondering if the Periodic Flusher should be disabled by default? During a recent upgrade, I've noticed a strange behavior modification on my servers, and it was due... |
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High Full GC count for Region server -
HBase - [mail # user]
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| ...The "responseTooSlow" message is triggered whenever a bunch of operations is taking more than a configured amount of time. In your case, processing 15827 elements can lead into long response... |
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