6723423 UFS slow following large file deletion with fix for 6513858 installed
1246893 mmap and write to the same file deadlocks.
6513858 Deleting large file while creating another on full UFS, spending lots of time in ufs_log_amt() loop.
6561724 UFS cstyle cleanup, and TRACE_*() macro call removals
PSARC 2004/422 posix_fallocate 4517427 All filesystems need a way to ftruncate/mmap a file with disk-space reservation
OpenSolaris Launch