After figuring out that opcache.jit_buffer_size is specified in bytes (not in megabytes, as RFC states) I got ~5% speedup running vimeo/psalm (static analyzer) on its own codebase with default JIT flags and ~7.3% with minimal JIT (1201).
PHP+optimizer (-dopcache.jit_buffer_size=0): 32.29s (100%) PHP+optimizer+JIT (-dopcache.jit_buffer_size=50000000): 30.72s (95.1%) PHP+optimizer+minimalJIT (-dopcache.jit_buffer_size=50000000 -dopcache.jit=1201): 29.95s (92.7%) -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php
