Thanks for testing this out Jon. Apart from the compression ratio could you 
also test the insertion rate and GC? 14482 allows you to use full range of Zstd 
compression levels. 

Dinesh

> On Mar 1, 2019, at 6:41 PM, Jonathan Haddad <j...@jonhaddad.com> wrote:
> 
> Hey all,
> 
> I finally got around to doing some testing.  Nothing too crazy, I had it
> run on my laptop while I did other things around the house.
> 
> Test 1: Inserting Random Data in a K/V table, 10 million inserts
> 
> LZ4 compression rate: 0.909857609644112
> ZStd: 0.6136099401596449
> 
> Test 2: Inserting fairly compressable text data into K/V table: 20 million
> inserts
> LZ4: 0.6950432247957942
> ZStd: 0.4797311577845362
> 
> Definitely worth it at first glance.  More testing to come.
> 
> Jon
> 
> 
> 
> 
> On Sun, Feb 17, 2019 at 8:46 PM dinesh.jo...@yahoo.com.INVALID
> <dinesh.jo...@yahoo.com.invalid> wrote:
> 
>> Thanks all for your input. The consensus is to go forward with this ticket.
>> Dinesh
>> 
>>    On Friday, February 15, 2019, 12:54:20 PM PST, Sumanth Pasupuleti <
>> spasupul...@netflix.com.INVALID> wrote:
>> 
>> +1
>> 
>>> On Fri, Feb 15, 2019 at 12:14 PM Dikang Gu <dikan...@gmail.com> wrote:
>>> 
>>> +1
>>> 
>>> On Fri, Feb 15, 2019 at 10:27 AM Vinay Chella <vinaykumar...@gmail.com>
>>> wrote:
>>> 
>>>> We have been using Zstd compressor across different products/services
>>> here
>>>> and have seen significant improvements, getting this in 4.0 would be a
>>> big
>>>> win.
>>>> 
>>>> +1
>>>> 
>>>> Thanks,
>>>> Vinay Chella
>>>> 
>>>> 
>>>>> On Fri, Feb 15, 2019 at 10:19 AM Jeff Jirsa <jji...@gmail.com> wrote:
>>>>> 
>>>>> +1
>>>>> 
>>>>> --
>>>>> Jeff Jirsa
>>>>> 
>>>>> 
>>>>>> On Feb 15, 2019, at 9:35 AM, Jonathan Ellis <jbel...@gmail.com>
>>> wrote:
>>>>>> 
>>>>>> IMO "add a new compression class that has demonstrable benefits to
>>>> Sushma
>>>>>> and Joseph" is sufficiently noninvasive that we should allow it
>> into
>>>> 4.0.
>>>>>> 
>>>>>> On Fri, Feb 15, 2019 at 10:48 AM Dinesh Joshi
>>>>>> <dinesh.jo...@yahoo.com.invalid> wrote:
>>>>>> 
>>>>>>> Hey folks,
>>>>>>> 
>>>>>>> Just wanted to get a pulse on whether we can proceed with ZStd
>>>> support.
>>>>>>> The consensus on the ticket was that it’s a very valuable addition
>>>>> without
>>>>>>> any risk of destabilizing 4.0. It’s ready to go if there aren’t
>> any
>>>>>>> objections.
>>>>>>> 
>>>>>>> Dinesh
>>>>>>> 
>>>>>>> 
>>> ---------------------------------------------------------------------
>>>>>>> To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org
>>>>>>> For additional commands, e-mail: dev-h...@cassandra.apache.org
>>>>>>> 
>>>>>>> 
>>>>>> 
>>>>>> --
>>>>>> Jonathan Ellis
>>>>>> co-founder, http://www.datastax.com
>>>>>> @spyced
>>>>> 
>>>>> ---------------------------------------------------------------------
>>>>> To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org
>>>>> For additional commands, e-mail: dev-h...@cassandra.apache.org
>>>>> 
>>>>> 
>>>> 
>>> 
>>> 
>>> --
>>> Dikang
>>> 
> 
> 
> 
> -- 
> Jon Haddad
> http://www.rustyrazorblade.com
> twitter: rustyrazorblade


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