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Running Bitcoin Core on an emulated 32-bit ARM system using qemu
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| # Running Bitcoin Core on an emulated 32-bit ARM system using qemu (for reproducing issue #28906 and testing the fix PR #28913) | |
| # guide based on https://translatedcode.wordpress.com/2016/11/03/installing-debian-on-qemus-32-bit-arm-virt-board/ | |
| # tested on Ubuntu 22.04 LTS | |
| $ sudo apt-get install qemu-system-arm libguestfs-tools | |
| $ wget -O installer-vmlinuz http://http.us.debian.org/debian/dists/bookworm/main/installer-armhf/current/images/netboot/vmlinuz | |
| $ wget -O installer-initrd.gz http://http.us.debian.org/debian/dists/bookworm/main/installer-armhf/current/images/netboot/initrd.gz | |
| $ qemu-img create -f qcow2 myarmdisk.qcow2 80G | |
| $ qemu-system-arm -M virt -m 2048 -kernel installer-vmlinuz -initrd installer-initrd.gz \ | |
| -drive if=none,file=myarmdisk.qcow2,format=qcow2,id=hd \ | |
| -device virtio-blk-device,drive=hd \ | |
| -netdev user,id=mynet \ | |
| -device virtio-net-device,netdev=mynet \ | |
| -nographic -no-reboot | |
| === follow the installation instructions (simply use default options everywhere, in the last menu choose "continue without bootloader") === | |
| $ sudo virt-get-kernel -a myarmdisk.qcow2 | |
| $ qemu-system-arm -M virt -m 2048 -kernel vmlinuz-6.1.0-13-armmp-lpae -initrd initrd.img-6.1.0-13-armmp-lpae \ | |
| -append 'root=/dev/vda2' \ | |
| -drive if=none,file=myarmdisk.qcow2,format=qcow2,id=hd \ | |
| -device virtio-blk-device,drive=hd \ | |
| -netdev user,id=mynet \ | |
| -device virtio-net-device,netdev=mynet \ | |
| -nographic -no-reboot | |
| === wait until the boot of the emulated arm machine is finished, should see a login prompt === | |
| === login as root === | |
| # apt-get install git autoconf pkg-config libtool build-essential libboost-dev libevent-dev | |
| # swapoff -a | |
| # exit | |
| === login as user === | |
| $ git clone https://github.com/bitcoin/bitcoin | |
| $ cd bitcoin | |
| $ git checkout d752349029ec7a76f1fd440db2ec2e458d0f3c99 | |
| $ ./autogen.sh | |
| $ ./configure --disable-wallet --with-gui=no | |
| $ make ./src/bitcoind | |
| $ cp ./src/bitcoind ./bitcoind-master | |
| $ git fetch origin pull/28913/head:pr28913_fix_pool_allocator | |
| $ git checkout pr28913_fix_pool_allocator | |
| $ make ./src/bitcoind | |
| $ cp ./src/bitcoind ./bitcoind-fixed | |
| $ ./bitcoind-master -dbcache=100 -stopatheight=350000 | |
| === should go OOM === | |
| $ rm -rf ~/.bitcoin | |
| $ ./bitcoind-fixed -dbcache=100 -stopatheight=350000 | |
| === should work === |
I was already doing something similar, thanks for this!
Updated the instructions to include turning off swap memory (# swapoff -a). With this, I get the OOM on master after block height 322923.
It all worked for me, many thanks again!
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Awesome, thanks for that!