Renen Hallak

Founder & CEO, VAST Data · 1 appearance on the record.

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Renen Hallak is the founder and CEO of VAST Data, an enterprise AI infrastructure company. He previously served as Vice President of R&D at XtremIO through its acquisition by EMC.

29statements → 16claims → 5claims resolved → 40%fully supported → 4/5average certainty → 1.93/5average debate potential → 4.3/5argument clarity · the sources →

2 supported 1 partly supported 2 contradicted 11 not checkable as stated how the 16 claims stand · each chip opens the sources

16 assertions · 2 opinions · 1 insight · 10 disclosures · every statement was checked. The predictions and assertions are the 16 claims: statements the public record can support or contradict. 5 are resolved, and 11 name no date, number or outcome precise enough to check. Everything else (opinions, insights, what ifs, disclosures) can never be settled by the record, so it carries no assessment.

The record, in short

What the tape says about how Renen argues and how the claims held up. Everything they said, and everything said about them, is in the tabs below.

Their most notable supported claim

Assertion Supported
VAST Data reached a $9 billion valuation by consistently tripling growth
“The fact that we're worth nine billion dollars now, which is staggering, is because we keep tripling.”
Renen Hallak May 3, 2024 ▶ 36:42 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data

Their most notable contradicted claim

Assertion Contradicted
VAST Data enables native SQL querying directly on Parquet objects
“You can write a parquet object and then query it using SQL natively off of our platform without needing any higher layers on top.”
Renen Hallak May 3, 2024 ▶ 15:55 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data

Expressed certainty vs assessment result

none yet certainty 1
none yet certainty 2
none yet certainty 3
50% certainty 4
50% certainty 5

weighted support: a fully supported claim counts one, a partly supported claim counts half. Each filled bar is clickable and opens exactly those claims; "none yet" means nothing said at that certainty level has resolved yet

Argument clarity: do they answer the question? how? →

4.3 / 5 directness 4.5 · coherence 4.5 · precision 4.2 · compression 3.8

answered every one of 13 assessed questions directly

This is a score against a rubric. It is not a rank. Every host question → answer exchange is scored with names hidden on directness, coherence, precision and compression, 1–5 each, on meaning alone: disfluencies are ignored, and only raw unedited episodes count. This is the score that measures thought. Every scored exchange, scores shown → · The rubric and its checks →

How they sound: speaking style how? →

229 words/min while actually speaking · 42.9 um and uh per 1k words

Measured by listening to the audio itself: 5,917 words across 1 episode of raw-level tape, transcribed verbatim with every um and uh kept, each one attributed only where the alignment onto our timed stream is unambiguous. These are measurements of speaking style. We do not rank them: across this corpus, fluency and argument quality are nearly uncorrelated (ρ≈0.2), and smooth talking does not signal clear thinking. How it's measured →

Everything Renen Hallak said on the MAD Podcast that made the record, most notable first. Filter by type, assessment or year in the ledger →

Opinion
Starting later than Snowflake and Databricks was VAST Data's biggest advantage
“And so I think our The biggest advantage versus those other companies that you mentioned is that we started late, and that allowed us to see this deep learning problem in front of our eyes versus machine learning, again, a lot smaller, a lot slower, and it als…”
Renen Hallak May 3, 2024 ▶ 8:08 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
VAST Data employs only two product managers for 750 employees
“You'll find we're 750 people. We have two product managers in the company.”
Renen Hallak May 3, 2024 ▶ 23:59 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
VAST Data has been cash-flow positive for nearly five years
“Efficiency, we've been cashflow positive on average for four and a half, five years now.”
Renen Hallak May 3, 2024 ▶ 2:39 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data achieves stateless compute by exposing data across the network
“Every node can now see the entirety of the data set. Data on low cost flash, metadata on storage class memory, all on the other side of the network, such that they become stateless, And they don't need to talk to each other anymore, and so now you have the mos…”
Renen Hallak May 3, 2024 ▶ 13:25 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Insight
Row and column database complexity stems from legacy hard drive limitations
“Row-based databases and column-based databases. That all stems from storage. It stems from hard drives needing to be sequential. If we can give different views into the same information, then you don't need that complexity.”
Renen Hallak May 3, 2024 ▶ 16:31 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data builds its software stack internally instead of using open-source
“Everything is our own or almost everything is our own. We don't use open source nearly as much as other companies do.”
Renen Hallak May 3, 2024 ▶ 22:46 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
Operating large AI clusters currently requires PhD-level computer science expertise
“Today, in many cases, you still need a PhD in computer science to operate a large AI cluster.”
Renen Hallak May 3, 2024 ▶ 27:57 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
VAST Data sold an exabyte of storage to a 30-person company
“We just sold an exabyte to a company with less than 30 people.”
Renen Hallak May 3, 2024 ▶ 29:52 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Supported
VAST Data reached a $9 billion valuation by consistently tripling growth
“The fact that we're worth nine billion dollars now, which is staggering, is because we keep tripling.”
Renen Hallak May 3, 2024 ▶ 36:42 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data is expanding platform to include compute functionality
“We're adding compute functionality, basically trying to be that middle of the sandwich, ah, taking advantage of latest and greatest in hardware underneath us and to give Applications, the easiest APIs on top of us.”
Renen Hallak May 3, 2024 ▶ 2:05 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
VAST Data has sold over $1 billion worth of software
“Revenue, we've sold more than a billion dollars worth of software so far in the last few years.”
Renen Hallak May 3, 2024 ▶ 2:28 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
VAST Data is growing revenue 2.5x to 3x year-over-year
“Growth, we've been growing at about two and a half to three X year over year.”
Renen Hallak May 3, 2024 ▶ 2:34 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
AI model training requires fast access to all historical data
“AI doesn't conform to that model. You need fast access to everything in order to build an AI model.”
Renen Hallak May 3, 2024 ▶ 10:54 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST scales capacity independently from performance via NVMe over Fabrics
“We put the drives on one side of the network, we put the logic on the other side, and we leverage a new protocol called NVMe over Fabrics to make it look like All of those drives are directly attached. That allows us to scale capacity independently from perfor…”
Renen Hallak May 3, 2024 ▶ 12:58 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Contradicted
VAST Data enables native SQL querying directly on Parquet objects
“You can write a parquet object and then query it using SQL natively off of our platform without needing any higher layers on top.”
Renen Hallak May 3, 2024 ▶ 15:55 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Supported
Strict data laws drive the need for global federated AI training
“In some cases, it's not allowed to move data out of Germany, but you can run a federated training job that's global, and so that again gives us an ability to do things that couldn't be done before.”
Renen Hallak May 3, 2024 ▶ 19:24 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data targets organizations managing 100 petabytes of data
“If it's a hundred terabytes, that's not interesting to us. If it's a hundred petabytes, it's really interesting.”
Renen Hallak May 3, 2024 ▶ 21:06 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST open-sources peripheral plugins while keeping its core platform proprietary
“We open source things on the periphery. If there's a plugin, if there's an interface, if there's a way to connect to other solutions, that piece we will open source. But the core of the platform is proprietary.”
Renen Hallak May 3, 2024 ▶ 26:39 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Opinion
VAST Data considers NVIDIA its strongest and most natural partner
“NVIDIA, I would say, is our best and most natural partner.”
Renen Hallak May 3, 2024 ▶ 33:31 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data's CEO ignores Slack entirely, relying on calls and texts
“I don't open Slack. I'm probably the only person in the company that doesn't use Slack, but if something is important enough, someone will text me or call me, and that's how I run my day.”
Renen Hallak May 3, 2024 ▶ 39:14 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Disclosure
VAST Data explicitly operates without hierarchy or internal titles
“As you grow, and as you grow at this pace, you have to explicitly tell people that you can leave a meeting in the middle, and that you shouldn't waste time on internal crap, and that titles don't matter within the company, and that we don't have a hierarchy. W…”
Renen Hallak May 3, 2024 ▶ 41:39 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Contradicted
XtremIO reached $3 billion in sales two years after EMC acquisition
“We hit three billion dollars in two years as part of EMC, of course.”
Renen Hallak May 3, 2024 ▶ 4:55 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
R&D makes up more than half of VAST Data's workforce
“So R&D is more than half the company and even within the go-to-market teams, I would Say more than half the people are sales engineers and technical people.”
Renen Hallak May 3, 2024 ▶ 6:18 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data
Assertion Not checkable as stated
Legacy scale-out storage systems relied on shared-nothing sharding
“So every scale out system that I am aware of before VAST is based loosely speaking on a concept called shared nothing sharding.”
Renen Hallak May 3, 2024 ▶ 12:08 The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data

Show 5statements(5 left)

Appearances (1)

EpisodeDateSpeaking time
The $9B Startup Going After Snowflake and Databricks | Renen Hallak, CEO of VAST Data May 3, 2024 32m
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