I have code for 1 KiB PageGrain on MIPS qemu, which should enable a demonstration of handling a case very near VAX 512 B pages while seamlessly guaranteeing within-allocation-unit promotions to 4 KiB and 16 KiB for 64 KiB allocation units and also seamlessly handling superpage promotions to sizes that are power-of-four multiples of 64 KiB. I think there may have been some testing of a similar scenario using 256 KiB allocation units on LoongArch, but while it was verified that it didn't crash, not much was done to make sure that effective use was being made of sub- allocation unit -sized superpages esp. when there were multiple superpage sizes available between the minimum MMU mapping granularity and the kernel allocation unit.

#telix #qemu #MIPS #VAX #LoongArch

Rolling pgcl forward to 7.0 and the intermediate pre-7.1 somehow resuscitated binutils issues with running LTP and DAMON on hppa and some others, but it got to having no LTP regressions vs. master on 16 arches. I still need to induce enough fragmentation within a qemu session to be able to observe non-negligible defragmentation costs that might be reduced.

#pgcl #LTP #DAMON #HPPA

Rynek Kolejowy also interviewed the CEO of the newly created Lubuski Transport Publiczny, the Lubusz Voivodeship's idea for a train and bus operating company. The headline and lead float the idea that they could get started with the Lubsko and Międzychód lines that are being reactivated, though the topic isn't really expanded on in the article itself - and the position of LTP's CEO seems to be that it is currently more important to get timetables on the existing lines into shape, with a mininum being 2 h Takt on the local lines and 1 h Takt on the main lines. They are aiming receive the necessary safety certification for running trains by the end of this year and carve out maintenance space somewhere in Czerwieńsk - whether they manage a deal to take over the existing facilities from PKP CargoTabor or not.

The subject of cross-border connections was also broached, with the interviewd guy noting that "particularly Cottbus […] is an unappreciated destination" (connections there are expected to improve if KD's plans materialize: https://mastodon.com.pl/@HaTetsu/116438917153980057): https://www.rynek-kolejowy.pl/wiadomosci/lubuski-transport-publiczny-zacznie-od-tras-do-lubska-i-miedzychodu--143526.html

#kolej #LTP #Lubuskie #rail #RegionalRail #CrossBorderRail

波鉄 (Hatetsu) (@[email protected])

For the international audience: Koleje Dolnośląskie (the Lower Silesian Railways) are expected to rent 6 Poland-approved DMUs from DB that currently ply the Forst-Tuplice-Żary route and use them to expand cross-border traffic to a Legnica-Cottbus through connection with 7 pairs a day (and also improve their diesel rolling stock numbers overall) from the 2026/7 timetable. Funding is supposed to be secured through at least 2030. Bit of a shame they couldn't get this figured out sooner what with all the Berlin-Frankfurt (Oder) chaos but this should make Forst significantly better as an alternative, more affordable and reservation-free, route between Germany and Poland #rail #db #CrossBorderRail #CrossRegionRail #RailwayNewYear https://mastodon.com.pl/@[email protected]/116438556497196039

Mastodon Poland

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If you have new starters in your company, get them enrolled for their LTP today! Click here: https://zurl.co/AyvV8

#BeMoreBICSc #LTP

Giao thức LTP (Lazy Tool Protocol) giúp giảm đáng kể chi phí gọi công cụ cho AI, tiết kiệm tới 93% token trong context window! LTP tải thông tin công cụ khi cần, thay vì tải toàn bộ từ đầu. Hỗ trợ số lượng công cụ không giới hạn & tăng cường bảo mật.

#AI #LLM #LTP #LazyToolProtocol #LocalLLaMA #tritue #congnghe

https://www.reddit.com/r/LocalLLaMA/comments/1ptd60q/stop_wasting_your_mcp_context_window_ltp_lazy/

Dersom verdikjedene for forsvarsmateriell er avhengig av teknologi fra Kina, som er en av aktørene man vil matche er envel dømt til å ligge bakpå. https://www.aftenposten.no/norge/i/wrEzj4/advarer-om-150-milliarder-i-ekstraregning-for-langtidsplanen-for-forsvaret
#forsvaret #LTP
Historisk forsvarsløft kan gi historisk ekstraregning

Stortinget må senke ambisjonene for Forsvaret eller legge nye milliarder på bordet. Regjeringen jobber med «rebalansering».

Aftenposten
Before you continue to YouTube

#Valgrind https://valgrind.org not only tweaks your instruction stream it also wraps all your system calls so it knows all (memory) manipulation that goes on in your program (and to hide itself from the program it is running inside).

We integrated the #LTP https://linux-test-project.readthedocs.io syscalls testsuite with make ltpchecks

We are now down to ~50 failures https://builder.sourceware.org/testrun/fca661c30befd4e15b1b28e254a20c4d6420826a?amtestdir=ltp%2Ftests&filter_res=FAIL&perPage=50

All tracked in the meta bug dependency tree https://bugs.kde.org/showdependencytree.cgi?id=506971

Lets bring that count down to zarro boogs!

Valgrind Home

Official Home Page for valgrind, a suite of tools for debugging and profiling. Automatically detect memory management and threading bugs, and perform detailed profiling. The current stable version is valgrind-3.27.1.

Recently, we discussed this insightful paper by Squadrani et al (2024) in our #JournalClub. It explores how #astrocytes enhance #SynapticPlasticity during #ReversalLearning by modulating D-serine levels, providing a #biophysical basis for dynamic #LTP thresholds. The findings suggest astrocytic signaling is crucial for #AdaptiveLearning, linking #glial activity to #behavioral flexibility. Here’s a summary from our JC:

🌍 https://www.fabriziomusacchio.com/blog/2025-06-29-astrocyte_enhance_plasticity/
📝 https://doi.org/10.1038/s42003-024-06540-8

#CompNeuro #Neuroscience

Two weeks ago, experts from the #LTP community gathered for the 4th Workshop on FAIR Data in #PlasmaScience.

Hosted by the Leibniz Institute for Plasma Science and Technology, @ruhr-uni-bochum.de and Universität Kiel, the event focused on making plasma research data more #FAIR. Topics included practical FAIR workflows, infrastructure tools and new data-sharing standards in plasma science.

👉 Find out more: https://www.plasma-mds.org/index.html