Attachment #222311 for bug #303975

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Lines 91-97 DESCRIPTION Link Here

(-)a/doc/man/txt/xz.txt (-2 / +2 lines)
91	case memory usage of the decompressor is several gigabytes.	91	case memory usage of the decompressor is several gigabytes.
92		92
93	To prevent uncomfortable surprises caused by huge memory usage, xz has	93	To prevent uncomfortable surprises caused by huge memory usage, xz has
94	a built-in memory usage limiter. The default limit is 40 % of total	94	a built-in memory usage limiter. The default limit is 100 % of total
95	physical RAM. While operating systems provide ways to limit the memory	95	physical RAM. While operating systems provide ways to limit the memory
96	usage of processes, relying on it wasn't deemed to be flexible enough.	96	usage of processes, relying on it wasn't deemed to be flexible enough.
97		97
Lines 362-368 OPTIONS Link Here
362	Example: --memory=70%	362	Example: --memory=70%
363		363
364	o The limit can be reset back to its default value (currently	364	o The limit can be reset back to its default value (currently
365	40 % of physical RAM) by setting it to 0.	365	100% of physical RAM) by setting it to 0.
366		366
367	o The memory usage limiting can be effectively disabled by set-	367	o The memory usage limiting can be effectively disabled by set-
368	ting limit to max. This isn't recommended. It's usually bet-	368	ting limit to max. This isn't recommended. It's usually bet-

Lines 49-55 OPTIONS Link Here

(-)a/doc/man/txt/xzdec.txt (-1 / +1 lines)
49	Example: --memory=70%	49	Example: --memory=70%
50		50
51	o The limit can be reset back to its default value (currently	51	o The limit can be reset back to its default value (currently
52	40 % of physical RAM) by setting it to 0.	52	100% of physical RAM) by setting it to 0.
53		53
54	o The memory usage limiting can be effectively disabled by set-	54	o The memory usage limiting can be effectively disabled by set-
55	ting limit to max. This isn't recommended. It's usually bet-	55	ting limit to max. This isn't recommended. It's usually bet-

Lines 51-57 hardware_memlimit_set(uint64_t new_memlimit) Link Here

(-)a/src/xz/hardware.c (-1 / +1 lines)
51	{	51	{
52	if (new_memlimit == 0) {	52	if (new_memlimit == 0) {
53	// The default is 40 % of total installed physical RAM.	53	// The default is 40 % of total installed physical RAM.
54	hardware_memlimit_set_percentage(40);	54	hardware_memlimit_set_percentage(100);
55	} else {	55	} else {
56	memlimit = new_memlimit;	56	memlimit = new_memlimit;
57	}	57	}

Lines 145-151 static void Link Here

(-)a/src/xzdec/xzdec.c (-1 / +1 lines)
145	memlimit_set(uint64_t new_memlimit)	145	memlimit_set(uint64_t new_memlimit)
146	{	146	{
147	if (new_memlimit == 0)	147	if (new_memlimit == 0)
148	memlimit_set_percentage(40);	148	memlimit_set_percentage(100);
149	else	149	else
150	memlimit = new_memlimit;	150	memlimit = new_memlimit;
151		151

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