description : 'path to debug shell binary')
option('debug-tty', type : 'string', value : '/dev/tty9',
description : 'specify the tty device for debug shell')
-option('debug-extra', type : 'array', choices : ['hashmap', 'mmap-cache'], value : [],
+option('debug-extra', type : 'array', choices : ['hashmap', 'mmap-cache', 'siphash', 'udev'], value : [],
description : 'enable extra debugging')
option('memory-accounting-default', type : 'boolean',
description : 'enable MemoryAccounting= by default')
+option('bump-proc-sys-fs-file-max', type : 'boolean',
+ description : 'bump /proc/sys/fs/file-max to ULONG_MAX')
+option('bump-proc-sys-fs-nr-open', type : 'boolean',
+ description : 'bump /proc/sys/fs/nr_open to INT_MAX')
option('valgrind', type : 'boolean', value : false,
description : 'do extra operations to avoid valgrind warnings')
option('log-trace', type : 'boolean', value : false,