mirror of https://github.com/xzeldon/htop.git
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
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/*
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htop - ZfsCompressedArcMeter.c
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(C) 2004-2011 Hisham H. Muhammad
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Released under the GNU GPL, see the COPYING file
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in the source distribution for its full text.
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*/
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#include "ZfsCompressedArcMeter.h"
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#include "ZfsArcStats.h"
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#include "CRT.h"
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#include "Platform.h"
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <sys/param.h>
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#include <assert.h>
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/*{
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#include "ZfsArcStats.h"
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#include "Meter.h"
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}*/
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int ZfsCompressedArcMeter_attributes[] = {
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ZFS_COMPRESSED
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};
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void ZfsCompressedArcMeter_readStats(Meter* this, ZfsArcStats* stats) {
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if ( stats->isCompressed ) {
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this->total = stats->uncompressed;
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this->values[0] = stats->compressed;
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} else {
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// For uncompressed ARC, report 1:1 ratio
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this->total = stats->size;
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this->values[0] = stats->size;
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}
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}
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static void ZfsCompressedArcMeter_printRatioString(Meter* this, char* buffer, int size) {
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xSnprintf(buffer, size, "%.2f:1", this->total/this->values[0]);
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}
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static void ZfsCompressedArcMeter_updateValues(Meter* this, char* buffer, int size) {
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Platform_setZfsCompressedArcValues(this);
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ZfsCompressedArcMeter_printRatioString(this, buffer, size);
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}
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static void ZfsCompressedArcMeter_display(Object* cast, RichString* out) {
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char buffer[50];
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Meter* this = (Meter*)cast;
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if (this->values[0] > 0) {
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Meter_humanUnit(buffer, this->total, 50);
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RichString_append(out, CRT_colors[METER_VALUE], buffer);
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RichString_append(out, CRT_colors[METER_TEXT], " Uncompressed, ");
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Meter_humanUnit(buffer, this->values[0], 50);
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RichString_append(out, CRT_colors[METER_VALUE], buffer);
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RichString_append(out, CRT_colors[METER_TEXT], " Compressed, ");
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ZfsCompressedArcMeter_printRatioString(this, buffer, 50);
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RichString_append(out, CRT_colors[METER_VALUE], buffer);
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RichString_append(out, CRT_colors[METER_TEXT], " Ratio");
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} else {
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RichString_write(out, CRT_colors[METER_TEXT], " ");
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RichString_append(out, CRT_colors[FAILED_SEARCH], "Compression Unavailable");
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}
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}
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MeterClass ZfsCompressedArcMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = ZfsCompressedArcMeter_display,
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},
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.updateValues = ZfsCompressedArcMeter_updateValues,
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.defaultMode = TEXT_METERMODE,
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.maxItems = 1,
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.total = 100.0,
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.attributes = ZfsCompressedArcMeter_attributes,
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.name = "ZFSCARC",
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.uiName = "ZFS CARC",
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.description = "ZFS CARC: Compressed ARC statistics",
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.caption = "ARC: "
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};
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