On Fri, Sep 8, 2023 at 9:20 AM Alexandre Belloni < alexandre.bell...@bootlin.com> wrote:
> On 08/09/2023 09:06:39+0200, Martin Jansa wrote: > > On Fri, Sep 8, 2023 at 8:42 AM Yoann Congal <yoann.con...@smile.fr> > wrote: > > > > > Hi! > > > Le ven. 8 sept. 2023 à 08:01, MOHAMMED HASSAN < > hassanchatta...@gmail.com> > > > a écrit : > > > > > >> Right, you're not the only one! > > >> See > > >> > > >> > https://docs.yoctoproject.org/ref-manual/system-requirements.html#minimum-free-disk-space > > >> and https://docs.yoctoproject.org/dev/dev-manual/disk-space.html > > >> > > >> I can use rm_work and remove all the build related files, however > every > > >> subsequent build would take a lot more time to build. I want my > builds to > > >> be as fast as possible. Do you have any suggestions to for faster > builds > > >> while consuming less memory space. > > >> > > > > > > rm_work does not impact build time. > > > > > > > That's not true, if only do_install task checksum changed, then without > > rm_work you can reuse existing do_compile and re-run just following > tasks, > > while with rm_work it will need to rebuild from scratch (because > > do_populate_sysroot and do_package sstate archives won't be valid > anymore) > > adding more wear to those NVME drives. > > > > Did you really have any wear related issues on SSD disks? The > autobuilders are churning a lot of builds and the disk are doing just > fine. > My oldest NVME dedicated for OE builds, bought 2019-11-24 https://www.gigabyte.com/SSD/AORUS-NVMe-Gen4-SSD-2TB#kf with 3600TBW, shows 60% Estimated Remaining Life after around 21K running hours and started disconnecting under heavy load (not necessary issue caused by wear) about a year ago and recently became completely unusable for builds. 2nd one I bought when the issues started on 2022-05-16 has 8400 hours and Data Units Read: 87,481,897 [44.7 TB] Data Units Written: 210,637,555 [107 TB] It's acceptable for me (already bought 4TB Segate Firecuda 530 5100TBW https://www.seagate.com/products/gaming-drives/pc-gaming/firecuda-530-ssd/# for 2/3 of the price the older 2TB was), but something to keep in mind when buying disk for builds - with bigger disk you have higher TBW and also might not need rm_work as often. And this is just my personal work station where I do a lot of builds, but the wear on our CI servers where every build job is starts from clean workspace (uses sstate and premirror) and some builds run pretty much 24/7 will be much higher. Cheers,
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