OpenWrt 22.03.3 Setup Under LXD 5.0 on Debian 11 with PCI Passthrough
Install lxd via snap and configure
💡 If using Debian Bookworm/testing, or newer you can just
apt install lxd
apt install snapd
snap install lxd
Josh Enders joshenders
joshenders
/ openwrt_lxd_multiwan.md
Last active
September 16, 2023 07:28
OpenWrt 22.03.3 Setup Under LXD 5.0 on Debian 11 with PCI Passthrough
View openwrt_lxd_multiwan.md
joshenders
/ lldb-hand-rolled-headers.md
Created
October 18, 2020 21:05
— forked from zcutlip/lldb-hand-rolled-headers.md
Importing Hand-Rolled C Header Files in LLDB
View lldb-hand-rolled-headers.md
Importing Hand-Rolled C Header Files in LLDB
Scenario
- We're debugging a dylib,
libhello.dylib - The dylib is linked from
hello - The exported function is
helloworld() - We do not have source, but have reversed a struct from the library and created a hand-crafted header file
Header File
joshenders
/ devkitpro_setup_macos.md
Last active
November 29, 2023 09:25
Getting started with Nintendo Switch Development using devkitpro on macOS
View devkitpro_setup_macos.md
Getting started with Nintendo Switch Development using devkitpro on macOS
Prerequsite: Ensure Xcode command line tools are installed
xcode-select --installInstall the devkitpro Package Manager
joshenders
/ make_ipxe_uefi_usb.md
Created
August 29, 2017 08:10
— forked from AdrianKoshka/make_ipxe_uefi_usb.md
Making a UEFI bootable iPXE USB drive
View make_ipxe_uefi_usb.md
Making a UEFI bootable iPXE USB drive
Build the UEFI executable for iPXE
# First we'll clone iPXE
$ git clone git://git.ipxe.org/ipxe.git
# Go into the src directory of the cloned git repo
$ cd ipxe/src
# Compile the UEFI iPXE executable
joshenders
/ varnish.init.patch
Last active
December 13, 2016 01:22
Patch for varnish-3.0.2-0ubuntu0.1 to enable safe stop
View varnish.init.patch
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| --- debian/varnish.init 2016-12-13 01:13:34.465123880 +0000 | |
| +++ debian/varnish.init.new 2016-12-13 01:18:50.215749771 +0000 | |
| @@ -88,8 +88,10 @@ | |
| log_daemon_msg "Reloading $DESC" "$NAME" | |
| if /usr/share/varnish/reload-vcl -q; then | |
| log_end_msg 0 | |
| + return 0 | |
| else | |
| log_end_msg 1 | |
| + return 1 |
joshenders
/ nodejs.md
Last active
November 30, 2023 00:32
How to patch the NodeJS binary to write perfdata to a path other than /tmp
View nodejs.md
Background
The current verison of NodeJS hardcodes the path where perf data is written when the --perf-basic-prof flag is used.
https://github.com/v8/v8/blob/061c2ab23a1d4cd192b935e7912e7dfb1fed845d/src/log.cc#L236
At Pinterest, /tmp has limited capacity and so we weren't able to utilize perf data to troubleshoot NodeJS without filling the disk and crashing the running system.
How to patch
First I'll copy the system node binary to my local directory so this set of actions isn't destructive to the running system:
joshenders
/ rules.patch
Created
November 25, 2016 23:32
Patch for varnish-3.0.2-0ubuntu0.1 to enable debug symbols
View rules.patch
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| --- rules 2016-11-25 23:23:25.924313744 +0000 | |
| +++ rules.new 2016-11-25 23:23:17.788331016 +0000 | |
| @@ -15,7 +15,7 @@ | |
| DEB_HOST_ARCH ?= $(shell dpkg-architecture -qDEB_HOST_ARCH) | |
| # Set local state dir for FHS | |
| -LOCAL_CONFIGURE_FLAGS = --localstatedir=/var/lib | |
| +LOCAL_CONFIGURE_FLAGS = --localstatedir=/var/lib --enable-debugging-symbols | |
| ifneq ($(filter $(DEB_HOST_ARCH),$(DISABLE_JEMALLOC_ARCH_LIST)),) |
joshenders
/ control.patch
Created
November 3, 2016 07:11
varnish-3.0.2-1ubuntu0.1 debian/control patch
View control.patch
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| --- debian/control 2012-06-18 18:59:16.000000000 +0000 | |
| +++ debian/control 2016-11-03 07:10:00.536388796 +0000 | |
| @@ -36,13 +36,6 @@ | |
| * URL rewriting | |
| * Graceful handling of "dead" backends | |
| -Package: varnish-doc | |
| -Architecture: all | |
| -Section: doc | |
| -Depends: ${misc:Depends}, libjs-jquery, libjs-underscore |
joshenders
/ reload-vcl.patch
Last active
December 11, 2016 10:34
reload-vcl patch for config discards and safe stop
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| --- reload-vcl 2011-10-29 13:24:10.000000000 +0000 | |
| +++ /usr/share/varnish/reload-vcl 2016-12-11 09:51:08.696300339 +0000 | |
| @@ -1,9 +1,13 @@ | |
| #!/bin/sh | |
| - | |
| +# | |
| # reload-varnish: Script to reload varnishd from VCL defined in | |
| # /etc/default/varnish. | |
| # | |
| # Stig Sandbeck Mathisen <ssm@debian.org> |
joshenders
/ cache_gzip.c.patch
Last active
November 3, 2016 06:52
Ticket #1220: Temporary gzip issue: Invalid Gzip data: incorrect header check
View cache_gzip.c.patch
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| --- a/bin/varnishd/cache_gzip.c | |
| +++ b/bin/varnishd/cache_gzip.c | |
| @@ -646,9 +646,6 @@ | |
| bytes -= w; | |
| VGZ_Ibuf(vg, st->ptr + st->len, w); | |
| st->len += w; | |
| - sp->obj->len += w; | |
| - if (sp->wrk->do_stream) | |
| - RES_StreamPoll(sp); |
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