Add support for Tebibytes
Adding support for Tebibytes enables display size of volumes in Tebibytes and Terabytes when they are bigger than 2048 GiB (or GB). Signed-off-by: Kinga Tanska <kinga.tanska@intel.com> Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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mdadm.8.in
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mdadm.8.in
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@ -467,8 +467,8 @@ If this is not specified
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size, though if there is a variance among the drives of greater than 1%, a warning is
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issued.
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A suffix of 'K', 'M' or 'G' can be given to indicate Kilobytes, Megabytes or
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Gigabytes respectively.
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A suffix of 'K', 'M', 'G' or 'T' can be given to indicate Kilobytes,
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Megabytes, Gigabytes or Terabytes respectively.
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Sometimes a replacement drive can be a little smaller than the
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original drives though this should be minimised by IDEMA standards.
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@ -532,8 +532,8 @@ problems the array can be made bigger again with no loss with another
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.B "\-\-grow \-\-array\-size="
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command.
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A suffix of 'K', 'M' or 'G' can be given to indicate Kilobytes, Megabytes or
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Gigabytes respectively.
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A suffix of 'K', 'M', 'G' or 'T' can be given to indicate Kilobytes,
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Megabytes, Gigabytes or Terabytes respectively.
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A value of
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.B max
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restores the apparent size of the array to be whatever the real
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@ -551,8 +551,8 @@ This is only meaningful for RAID0, RAID4, RAID5, RAID6, and RAID10.
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RAID4, RAID5, RAID6, and RAID10 require the chunk size to be a power
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of 2. In any case it must be a multiple of 4KB.
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A suffix of 'K', 'M' or 'G' can be given to indicate Kilobytes, Megabytes or
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Gigabytes respectively.
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A suffix of 'K', 'M', 'G' or 'T' can be given to indicate Kilobytes,
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Megabytes, Gigabytes or Terabytes respectively.
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.TP
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.BR \-\-rounding=
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@ -767,8 +767,8 @@ When using an
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bitmap, the chunksize defaults to 64Meg, or larger if necessary to
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fit the bitmap into the available space.
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A suffix of 'K', 'M' or 'G' can be given to indicate Kilobytes, Megabytes or
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Gigabytes respectively.
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A suffix of 'K', 'M', 'G' or 'T' can be given to indicate Kilobytes,
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Megabytes, Gigabytes or Terabytes respectively.
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.TP
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.BR \-W ", " \-\-write\-mostly
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@ -857,8 +857,8 @@ an array which was originally created using a different version of
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which computed a different offset.
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Setting the offset explicitly over-rides the default. The value given
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is in Kilobytes unless a suffix of 'K', 'M' or 'G' is used to explicitly
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indicate Kilobytes, Megabytes or Gigabytes respectively.
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is in Kilobytes unless a suffix of 'K', 'M', 'G' or 'T' is used to explicitly
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indicate Kilobytes, Megabytes, Gigabytes or Terabytes respectively.
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Since Linux 3.4,
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.B \-\-data\-offset
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47
util.c
47
util.c
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@ -389,7 +389,7 @@ int mdadm_version(char *version)
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unsigned long long parse_size(char *size)
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{
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/* parse 'size' which should be a number optionally
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* followed by 'K', 'M', or 'G'.
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* followed by 'K', 'M'. 'G' or 'T'.
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* Without a suffix, K is assumed.
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* Number returned is in sectors (half-K)
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* INVALID_SECTORS returned on error.
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@ -411,6 +411,10 @@ unsigned long long parse_size(char *size)
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c++;
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s *= 1024 * 1024 * 2;
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break;
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case 'T':
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c++;
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s *= 1024 * 1024 * 1024 * 2LL;
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break;
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case 's': /* sectors */
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c++;
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break;
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@ -893,13 +897,14 @@ char *human_size(long long bytes)
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{
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static char buf[47];
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/* We convert bytes to either centi-M{ega,ibi}bytes or
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* centi-G{igi,ibi}bytes, with appropriate rounding,
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* and then print 1/100th of those as a decimal.
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/* We convert bytes to either centi-M{ega,ibi}bytes,
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* centi-G{igi,ibi}bytes or centi-T{era,ebi}bytes
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* with appropriate rounding, and then print
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* 1/100th of those as a decimal.
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* We allow upto 2048Megabytes before converting to
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* gigabytes, as that shows more precision and isn't
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* gigabytes and 2048Gigabytes before converting to
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* terabytes, as that shows more precision and isn't
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* too large a number.
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* Terabytes are not yet handled.
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*/
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if (bytes < 5000*1024)
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@ -909,11 +914,16 @@ char *human_size(long long bytes)
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long cMB = (bytes / ( 1000000LL / 200LL ) +1) /2;
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snprintf(buf, sizeof(buf), " (%ld.%02ld MiB %ld.%02ld MB)",
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cMiB/100, cMiB % 100, cMB/100, cMB % 100);
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} else {
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} else if (bytes < 2*1024LL*1024LL*1024LL*1024LL) {
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long cGiB = (bytes * 200LL / (1LL<<30) +1) / 2;
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long cGB = (bytes / (1000000000LL/200LL ) +1) /2;
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snprintf(buf, sizeof(buf), " (%ld.%02ld GiB %ld.%02ld GB)",
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cGiB/100, cGiB % 100, cGB/100, cGB % 100);
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} else {
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long cTiB = (bytes * 200LL / (1LL<<40) + 1) / 2;
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long cTB = (bytes / (1000000000000LL / 200LL) + 1) / 2;
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snprintf(buf, sizeof(buf), " (%ld.%02ld TiB %ld.%02ld TB)",
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cTiB/100, cTiB % 100, cTB/100, cTB % 100);
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}
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return buf;
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}
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@ -922,13 +932,14 @@ char *human_size_brief(long long bytes, int prefix)
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{
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static char buf[30];
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/* We convert bytes to either centi-M{ega,ibi}bytes or
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* centi-G{igi,ibi}bytes, with appropriate rounding,
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* and then print 1/100th of those as a decimal.
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/* We convert bytes to either centi-M{ega,ibi}bytes,
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* centi-G{igi,ibi}bytes or centi-T{era,ebi}bytes
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* with appropriate rounding, and then print
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* 1/100th of those as a decimal.
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* We allow upto 2048Megabytes before converting to
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* gigabytes, as that shows more precision and isn't
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* gigabytes and 2048Gigabytes before converting to
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* terabytes, as that shows more precision and isn't
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* too large a number.
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* Terabytes are not yet handled.
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*
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* If prefix == IEC, we mean prefixes like kibi,mebi,gibi etc.
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* If prefix == JEDEC, we mean prefixes like kilo,mega,giga etc.
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@ -941,10 +952,14 @@ char *human_size_brief(long long bytes, int prefix)
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long cMiB = (bytes * 200LL / (1LL<<20) +1) /2;
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snprintf(buf, sizeof(buf), "%ld.%02ldMiB",
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cMiB/100, cMiB % 100);
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} else {
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} else if (bytes < 2*1024LL*1024LL*1024LL*1024LL) {
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long cGiB = (bytes * 200LL / (1LL<<30) +1) /2;
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snprintf(buf, sizeof(buf), "%ld.%02ldGiB",
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cGiB/100, cGiB % 100);
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} else {
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long cTiB = (bytes * 200LL / (1LL<<40) + 1) / 2;
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snprintf(buf, sizeof(buf), "%ld.%02ldTiB",
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cTiB/100, cTiB % 100);
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}
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}
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else if (prefix == JEDEC) {
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long cMB = (bytes / ( 1000000LL / 200LL ) +1) /2;
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snprintf(buf, sizeof(buf), "%ld.%02ldMB",
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cMB/100, cMB % 100);
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} else {
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} else if (bytes < 2*1024LL*1024LL*1024LL*1024LL) {
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long cGB = (bytes / (1000000000LL/200LL ) +1) /2;
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snprintf(buf, sizeof(buf), "%ld.%02ldGB",
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cGB/100, cGB % 100);
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} else {
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long cTB = (bytes / (1000000000000LL / 200LL) + 1) / 2;
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snprintf(buf, sizeof(buf), "%ld.%02ldTB",
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cTB/100, cTB % 100);
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}
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}
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else
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