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stack commented on HBASE-15594:
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I am intentionally getting all from cache in these tests [~vrodionov] I am
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stack commented on HBASE-15594:
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Yeah. The mismatch between Readers and Handlers via queues costs us big
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Vladimir Rodionov commented on HBASE-15594:
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One more thing to consider:
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Enis Soztutar commented on HBASE-15594:
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bq. So, again, the Reader doing the whole read/parse of
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stack commented on HBASE-15594:
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Yeah. 300k for raw 0.98. Handlers are more occupied, running at about 42
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stack commented on HBASE-15594:
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0.98 is faster... 2x? 300k vs 125/140k. Reading from totally cached data
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Anoop Sam John commented on HBASE-15594:
Interesting Stack.
> [YCSB] Improvements
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stack commented on HBASE-15594:
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So, again, the Reader doing the whole read/parse of the request and then
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stack commented on HBASE-15594:
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bq.. BlockSeek interested to know what you think.
Seems easy enough to
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ramkrishna.s.vasudevan commented on HBASE-15594:
bq.The blockSeek is interesting as is
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stack commented on HBASE-15594:
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Random read, here is where CPU is being spent. We have some work to do:
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stack commented on HBASE-15594:
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In YCSB trunk, there is an asynchbase now. I ran some compares. Also tried
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stack commented on HBASE-15594:
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There is more to do it seems. I put up
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stack commented on HBASE-15594:
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First, thanks for chiming in here [~carp84] Helps to bounce experience off
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Yu Li commented on HBASE-15594:
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bq. There is no ConnectionId going on
Oh I meant the below codes in
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stack commented on HBASE-15594:
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bq. I'd suggest to remove the hbase.client.ipc.pool.size setting and give
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stack commented on HBASE-15594:
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bq. Checking the code, I'm afraid with hbase.client.ipc.pool.size set to
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stack commented on HBASE-15594:
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Talking w/ someone versed in this stuff, I should be able to get to 10%
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stack commented on HBASE-15594:
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Sorry, I missed this. hyperthreading messes w/ utilization and idle
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Yu Li commented on HBASE-15594:
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Yes, YCSB-651 is indeed a pain to find since lots of changes from 0.98.12
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stack commented on HBASE-15594:
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Hacking out the scheduler so I run the CallRunner in the Reader thread
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Duo Zhang commented on HBASE-15594:
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I do not have the permission to change the BIOS option of a server
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stack commented on HBASE-15594:
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Thanks [~Apache9] for chiming in. I don't have easy access to the machines
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Duo Zhang commented on HBASE-15594:
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[~stack] I guess your '48 cpus' are 2 * 12 cores with
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stack commented on HBASE-15594:
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Thank you for chiming in [~carp84] I have a 0.8.0 SNAPSHOT of YCSB that
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Yu Li commented on HBASE-15594:
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Yeah, also got a response from YCSB-681. Thanks for the note Sean.
>
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Sean Busbey commented on HBASE-15594:
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The number of connections bug was fixed in
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stack commented on HBASE-15594:
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Thanks for pointer [~busbey] ... will do both (one point at other).
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stack commented on HBASE-15594:
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I'm trying to hit 100% but am unable.
> [YCSB] Improvements
>
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Yu Li commented on HBASE-15594:
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Also raised an [issue|https://github.com/brianfrankcooper/YCSB/issues/681]
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Yu Li commented on HBASE-15594:
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Which version of YCSB you're running sir [~stack]? We happen to do
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Enis Soztutar commented on HBASE-15594:
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Great. Coincidentally, I was running YCSB myself
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Sean Busbey commented on HBASE-15594:
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Is the plan for updated docs in our [very-outdated YCSB
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stack commented on HBASE-15594:
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I think HBASE-11425 helps us get more work done but the issue here is more
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Anoop Sam John commented on HBASE-15594:
Just wanted to know whether 11425 work helped wrt more
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stack commented on HBASE-15594:
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branch-1. branch-1 because I want to bring fixes into branch-1. You want
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Anoop Sam John commented on HBASE-15594:
So u are doing this test on trunk or branch-1?
> [YCSB]
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stack commented on HBASE-15594:
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I think this a critical issue given we should be able to use all of a
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