There is a FOSS Factory bounty (p265) on some GNU Mach tasks.
- community
- faq
- hurd
- Linux Trace Toolkit Next Generation (LTTng)
- microkernel
-
open issues
- 64-bit port
- address space memory mapping entries
- automatically checking port deallocation
- BPF
- clock_gettime
- dde
- Debugging GNU Mach's startup in QEMU with GDB
- default pager
- device drivers and io systems
- ext2fs page cache swapping leak
- gnumach PCI access
- gnumach console timestamp
- gnumach constants
- gnumach general protection trap gdb vm read
- gnumach integer overflow
- gnumach kernel threads
- gnumach memory management
- gnumach memory management 2
- gnumach memory management physical memory
- gnumach page cache policy
- gnumach panic thread dispatch
- gnumach rpc timeouts
- gnumach tick
- gnumach tlb flushing
- gnumach vm map entry forward merging
- gnumach vm map red-black trees
- gnumach vm object resident page count
- librpci
- Linux: vmsig
- low memory
- mach-defpager swap
- mach-defpager vs defpager
- mach migrating threads
- Mach on Top of POSIX
- mach shadow objects
- mach tasks memory usage
- mach vm pageout
- managed runtime initiative
- memory object model vs block-level cache
- metadata caching
- mmap crash etc
- Open POSIX Test Suite
- osf mach
- page cache
- placement of virtual memory regions
- POSIX_FADV_VOLATILE
- Problematic packages
- resource management problems
- rework gnumach ipc spaces
- SMP
- strict aliasing
- system call mechanism
- system crash nmap
- system crash pflocal fifo
- time
- user-space device drivers
- vdso
- virtio
- virtualbox
- vm map kernel bug
- whole system debugging
- (ipc/mig) wrong reply message ID
- SystemTap