Philipp Krenn
@xeraa.mastodon.social.ap.brid.gy
🎩 of DevRel & Developer 🥑 at Elastic — toots about Elasticsearch, Kibana, search, observability, security
[bridged from https://mastodon.social/@xeraa on the fediverse by https://fed.brid.gy/ ]
[bridged from https://mastodon.social/@xeraa on the fediverse by https://fed.brid.gy/ ]
anybody tried z.ai in anger?
not sure about the quality other than the claims; there is a more in-depth paper: https://arxiv.org/abs/2508.06471
but the pricing looks really hard to beat and you can just put it "under" the common tools
not sure about the quality other than the claims; there is a more in-depth paper: https://arxiv.org/abs/2508.06471
but the pricing looks really hard to beat and you can just put it "under" the common tools
December 30, 2025 at 9:09 AM
anybody tried z.ai in anger?
not sure about the quality other than the claims; there is a more in-depth paper: https://arxiv.org/abs/2508.06471
but the pricing looks really hard to beat and you can just put it "under" the common tools
not sure about the quality other than the claims; there is a more in-depth paper: https://arxiv.org/abs/2508.06471
but the pricing looks really hard to beat and you can just put it "under" the common tools
back at home to upset the neighbors: mr 🐿️ was not pleased by my presence — only wants nuts unobserved
December 28, 2025 at 11:06 AM
back at home to upset the neighbors: mr 🐿️ was not pleased by my presence — only wants nuts unobserved
how to clean up an ancient (8 years!) #elasticsearch cluster with MCP + #claude: https://frutik.medium.com/robots-vs-zombies-in-twilight-battle-6409123a2767
PS: not being able to delete indices might be a bit of a feature
PS: not being able to delete indices might be a bit of a feature
December 25, 2025 at 9:59 PM
how to clean up an ancient (8 years!) #elasticsearch cluster with MCP + #claude: https://frutik.medium.com/robots-vs-zombies-in-twilight-battle-6409123a2767
PS: not being able to delete indices might be a bit of a feature
PS: not being able to delete indices might be a bit of a feature
final friday elky of the year — already in the well rounded holiday version 😀
I‘m off to europe for a bit now
I‘m off to europe for a bit now
December 20, 2025 at 1:42 AM
final friday elky of the year — already in the well rounded holiday version 😀
I‘m off to europe for a bit now
I‘m off to europe for a bit now
finally got some billing alerts in @Elastic cloud
less relevant with static setups. much more relevant with #serverless projects — don't judge all the projects running here
full docs in […]
[Original post on mastodon.social]
less relevant with static setups. much more relevant with #serverless projects — don't judge all the projects running here
full docs in […]
[Original post on mastodon.social]
December 16, 2025 at 11:14 PM
finally got some billing alerts in @Elastic cloud
less relevant with static setups. much more relevant with #serverless projects — don't judge all the projects running here
full docs in […]
[Original post on mastodon.social]
less relevant with static setups. much more relevant with #serverless projects — don't judge all the projects running here
full docs in […]
[Original post on mastodon.social]
is it time to move to @lobsters?
the amount of LLM slop, astroturfing, sock puppeting,... in open channels is starting to get really annoying
the amount of LLM slop, astroturfing, sock puppeting,... in open channels is starting to get really annoying
December 16, 2025 at 10:59 AM
is it time to move to @lobsters?
the amount of LLM slop, astroturfing, sock puppeting,... in open channels is starting to get really annoying
the amount of LLM slop, astroturfing, sock puppeting,... in open channels is starting to get really annoying
TIL about #zswap "a compressed write-back cache for swapped pages, as a form of virtual memory compression". this will hopefully came in handy soon for performance :)
also there are zram and zcache (https://askubuntu.com/a/472227 has a comparison)
also there are zram and zcache (https://askubuntu.com/a/472227 has a comparison)
zram vs zswap vs zcache Ultimate guide: when to use which one
What the hell are they? How are they different (I've written my understanding in an answer below) In the Zswap system, when a page is evicted from the zswap to the actual swap is it stored in a
askubuntu.com
December 15, 2025 at 4:58 AM
TIL about #zswap "a compressed write-back cache for swapped pages, as a form of virtual memory compression". this will hopefully came in handy soon for performance :)
also there are zram and zcache (https://askubuntu.com/a/472227 has a comparison)
also there are zram and zcache (https://askubuntu.com/a/472227 has a comparison)
riding into the christmas season #elkontheshelf
December 13, 2025 at 1:36 AM
riding into the christmas season #elkontheshelf
TIL about pyinfra — ansible but python instead of yaml and a lot faster
I'd be interested in faster but I'm not sure I see the full advantage in python; at least not for the simple examples they show
I'd be interested in faster but I'm not sure I see the full advantage in python; at least not for the simple examples they show
December 11, 2025 at 3:18 AM
TIL about pyinfra — ansible but python instead of yaml and a lot faster
I'd be interested in faster but I'm not sure I see the full advantage in python; at least not for the simple examples they show
I'd be interested in faster but I'm not sure I see the full advantage in python; at least not for the simple examples they show
scoring rubric of #kubecon: content, originality, relevance, speakers, not-a-product-pitch. and no obvious LLM abstracts. sounds widely applicable
https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/program/submission-reviewer-guidelines/#scoring-rubric
https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/program/submission-reviewer-guidelines/#scoring-rubric
December 10, 2025 at 7:34 PM
scoring rubric of #kubecon: content, originality, relevance, speakers, not-a-product-pitch. and no obvious LLM abstracts. sounds widely applicable
https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/program/submission-reviewer-guidelines/#scoring-rubric
https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/program/submission-reviewer-guidelines/#scoring-rubric
fizzy advertising itself as open source — no huge shitstorm yet. maybe it's different for new code-bases
PS: sane choice and a lot of similarities to the elastic license 😅
PS: sane choice and a lot of similarities to the elastic license 😅
December 9, 2025 at 11:26 PM
fizzy advertising itself as open source — no huge shitstorm yet. maybe it's different for new code-bases
PS: sane choice and a lot of similarities to the elastic license 😅
PS: sane choice and a lot of similarities to the elastic license 😅
Agentic AI Foundation (AAIF) bringing MCP, AGENTS.md, and goose to an open foundation with OpenAI, Anthropic, and many more […]
[Original post on mastodon.social]
[Original post on mastodon.social]
December 9, 2025 at 8:03 PM
Agentic AI Foundation (AAIF) bringing MCP, AGENTS.md, and goose to an open foundation with OpenAI, Anthropic, and many more […]
[Original post on mastodon.social]
[Original post on mastodon.social]
side job of the day: making fully monitored coffees at #awsreinvent
making developer dreams come true 😂
PS: dashboards are public on https://ela.st/beans-streams
making developer dreams come true 😂
PS: dashboards are public on https://ela.st/beans-streams
December 3, 2025 at 4:37 PM
side job of the day: making fully monitored coffees at #awsreinvent
making developer dreams come true 😂
PS: dashboards are public on https://ela.st/beans-streams
making developer dreams come true 😂
PS: dashboards are public on https://ela.st/beans-streams
hierarchy of (LLM coding( leverage): how CLAUDE md > specification > research > plan > code
and how to write a good CLAUDE md — but keep it short
https://www.humanlayer.dev/blog/writing-a-good-claude-md
and how to write a good CLAUDE md — but keep it short
https://www.humanlayer.dev/blog/writing-a-good-claude-md
December 3, 2025 at 3:39 AM
hierarchy of (LLM coding( leverage): how CLAUDE md > specification > research > plan > code
and how to write a good CLAUDE md — but keep it short
https://www.humanlayer.dev/blog/writing-a-good-claude-md
and how to write a good CLAUDE md — but keep it short
https://www.humanlayer.dev/blog/writing-a-good-claude-md
But How Do AI Images and Videos Actually Work?
diffusion models, CLIP, and the papers + math behind it — great weekend video: https://www.youtube.com/watch?v=iv-5mZ_9CPY
diffusion models, CLIP, and the papers + math behind it — great weekend video: https://www.youtube.com/watch?v=iv-5mZ_9CPY
November 24, 2025 at 3:10 AM
But How Do AI Images and Videos Actually Work?
diffusion models, CLIP, and the papers + math behind it — great weekend video: https://www.youtube.com/watch?v=iv-5mZ_9CPY
diffusion models, CLIP, and the papers + math behind it — great weekend video: https://www.youtube.com/watch?v=iv-5mZ_9CPY
November 22, 2025 at 1:20 AM
european bureaucracy: it "only" took 2.5 years to get a delayed flight paid out. and after all the costs (including a laywer) you only get 50%. but I'll still take the win 😉
PS: and I have an even older claim still under negotiations 🫠
PS: and I have an even older claim still under negotiations 🫠
November 19, 2025 at 6:55 PM
european bureaucracy: it "only" took 2.5 years to get a delayed flight paid out. and after all the costs (including a laywer) you only get 50%. but I'll still take the win 😉
PS: and I have an even older claim still under negotiations 🫠
PS: and I have an even older claim still under negotiations 🫠
what's the story with langchain vs langgraph?
I thought the focus was switching over to langgraph but the contributions for langchain seem to have taken over again
I thought the focus was switching over to langgraph but the contributions for langchain seem to have taken over again
November 17, 2025 at 4:47 AM
what's the story with langchain vs langgraph?
I thought the focus was switching over to langgraph but the contributions for langchain seem to have taken over again
I thought the focus was switching over to langgraph but the contributions for langchain seem to have taken over again
how to end the week in the office: give elkie a belly rub
November 15, 2025 at 8:17 AM
how to end the week in the office: give elkie a belly rub
if you're in SF on monday, we'll have a hardware oriented meetup together with microsoft (right at the start of #msignite):
* Bad AI In A Box (BAIIAB) — making AI touch grass
* monitor our coffee consumption — I can now live debug coffee from across the world […]
[Original post on mastodon.social]
* Bad AI In A Box (BAIIAB) — making AI touch grass
* monitor our coffee consumption — I can now live debug coffee from across the world […]
[Original post on mastodon.social]
November 14, 2025 at 5:48 PM
if you're in SF on monday, we'll have a hardware oriented meetup together with microsoft (right at the start of #msignite):
* Bad AI In A Box (BAIIAB) — making AI touch grass
* monitor our coffee consumption — I can now live debug coffee from across the world […]
[Original post on mastodon.social]
* Bad AI In A Box (BAIIAB) — making AI touch grass
* monitor our coffee consumption — I can now live debug coffee from across the world […]
[Original post on mastodon.social]
while we all love ourselves some ML, sometimes all you need is a little bit of math. great post from my colleague @alexandercanada on how to tune your shopping results based on history (with a function score)
https://alexmarquardt.com/personalizing-search-in-elasticsearch-without-ml-post-processing/
https://alexmarquardt.com/personalizing-search-in-elasticsearch-without-ml-post-processing/
November 12, 2025 at 7:34 AM
while we all love ourselves some ML, sometimes all you need is a little bit of math. great post from my colleague @alexandercanada on how to tune your shopping results based on history (with a function score)
https://alexmarquardt.com/personalizing-search-in-elasticsearch-without-ml-post-processing/
https://alexmarquardt.com/personalizing-search-in-elasticsearch-without-ml-post-processing/
got the right "business" cards for #kubecon
sorry, no YAML 😉
this was more fun to build than expected: @Claudeai generated HTML design with a *download as image* button. @moo to print and ship them
https://github.com/xeraa/code-card for the implementation
sorry, no YAML 😉
this was more fun to build than expected: @Claudeai generated HTML design with a *download as image* button. @moo to print and ship them
https://github.com/xeraa/code-card for the implementation
November 8, 2025 at 12:36 AM
got the right "business" cards for #kubecon
sorry, no YAML 😉
this was more fun to build than expected: @Claudeai generated HTML design with a *download as image* button. @moo to print and ship them
https://github.com/xeraa/code-card for the implementation
sorry, no YAML 😉
this was more fun to build than expected: @Claudeai generated HTML design with a *download as image* button. @moo to print and ship them
https://github.com/xeraa/code-card for the implementation
fun #tls fact: why would you want your own certificate authority (CA) over a public one?
if you form a cluster (like elasticsearch), you want to control who can join. using a public CA, anyone could get a valid certificate for their own domain and add their server with the valid certificate to […]
if you form a cluster (like elasticsearch), you want to control who can join. using a public CA, anyone could get a valid certificate for their own domain and add their server with the valid certificate to […]
Original post on mastodon.social
mastodon.social
November 6, 2025 at 10:43 AM
fun #tls fact: why would you want your own certificate authority (CA) over a public one?
if you form a cluster (like elasticsearch), you want to control who can join. using a public CA, anyone could get a valid certificate for their own domain and add their server with the valid certificate to […]
if you form a cluster (like elasticsearch), you want to control who can join. using a public CA, anyone could get a valid certificate for their own domain and add their server with the valid certificate to […]