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cal metric: shred speed

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This commit is contained in:
Hendrik Schutter 2022-06-30 00:32:13 +02:00
parent c61859ed4e
commit 9863c5591e
6 changed files with 37 additions and 5 deletions
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6
include/drive.h
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@ -22,6 +22,12 @@ public:
FROZEN
} state;
struct {
time_t u32ShredTimeDelta;
std::chrono::time_point<std::chrono::system_clock> chronoShredTimestamp;
unsigned long ulWrittenBytes;
} sShredSpeed;
bool bWasShredded = false;
bool bWasDeleteted = false;
bool bIsOffline = false;

2
include/reHDD.h
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@ -29,7 +29,7 @@
#endif
// Logic
#define DRYRUN //don´t touch the drives
//#define DRYRUN //don´t touch the drives
#define FROZEN_ALERT //show alert if drive is frozen
#define ZERO_CHECK_ALERT //check drive after shred if all bytes are zero, show alert if this fails

1
include/tui.h
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@ -66,6 +66,7 @@ private:
void displaySelectedDrive(Drive drive, int stdscrX, int stdscrY);
string formatTimeDuration(time_t u32Duration);
string formatSpeed(time_t u32ShredTimeDelta, unsigned long ulWrittenBytes);
};
#endif // TUI_H_

4
makefile
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@ -12,7 +12,7 @@ LIBS =
# General compiler flags
COMPILE_FLAGS = -std=c++17 -Wall -Wextra -g
# Additional release-specific flags
RCOMPILE_FLAGS = -D NDEBUG
RCOMPILE_FLAGS = -D NDEBUG -O3
# Additional debug-specific flags
DCOMPILE_FLAGS = -D DEBUG
# Add additional include paths
@ -51,7 +51,7 @@ ifeq ($(V),true)
endif
# Combine compiler and linker flags
release: export CXXFLAGS := $(CXXFLAGS) $(COMPILE_FLAGS) $(RCOMPILE_FLAGS)
release: export CXXFLAGS := $(CXXFLAGS) $(COMPILE_FLAGS) $(RCOMPILE_FLAGS)
release: export LDFLAGS := $(LDFLAGS) $(LINK_FLAGS) $(RLINK_FLAGS)
debug: export CXXFLAGS := $(CXXFLAGS) $(COMPILE_FLAGS) $(DCOMPILE_FLAGS)
debug: export LDFLAGS := $(LDFLAGS) $(LINK_FLAGS) $(DLINK_FLAGS)

14
src/shred.cpp
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@ -64,6 +64,8 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
}
this->ulDriveByteSize = getDriveSizeInBytes(driveFileDiscr);
drive->sShredSpeed.chronoShredTimestamp = std::chrono::system_clock::now();; //set inital timestamp for speed metric
unsigned long ulSpeedMetricBytesWritten = 0U; //uses to calculate speed metric
#ifdef LOG_LEVEL_HIGH
Logger::logThis()->info("Shred-Task: Bytes-Size of Drive: " + to_string(this->ulDriveByteSize) + " - Drive: " + drive->getSerial());
@ -73,6 +75,7 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
{
unsigned long ulDriveByteCounter = 0U; //used for one shred-iteration to keep track of the current drive position
uint32_t u32ChunkDimensionIndex = 0U;
if(uiShredIterationCounter == (SHRED_ITERATIONS-1))
{
@ -136,14 +139,25 @@ int Shred::shredDrive(Drive* drive, int* ipSignalFd)
ulDriveByteCounter += iByteShredded;
ulDriveByteOverallCount += iByteShredded;
d32Percent = this->calcProgress();
ulSpeedMetricBytesWritten += iByteShredded;
#ifdef LOG_LEVEL_HIGH
Logger::logThis()->info("Shred-Task: ByteCount: " + to_string(ulDriveByteCounter) + " - iteration: " + to_string((uiShredIterationCounter+1)) + " - progress: " + to_string(d32Percent) + " - Drive: " + drive->getSerial());
#endif
if((d32Percent-d32TmpPercent) >= 0.01)
{
//set shred percantage
drive->setTaskPercentage(d32TmpPercent);
d32TmpPercent = d32Percent;
//set metrics for calculating shred speed
std::chrono::time_point<std::chrono::system_clock> chronoCurrentTimestamp = std::chrono::system_clock::now();
drive->sShredSpeed.u32ShredTimeDelta = (chronoCurrentTimestamp - drive->sShredSpeed.chronoShredTimestamp).count();
drive->sShredSpeed.chronoShredTimestamp = std::chrono::system_clock::now();
drive->sShredSpeed.ulWrittenBytes = ulSpeedMetricBytesWritten;
ulSpeedMetricBytesWritten = 0U;
//signal process in shreding
write(*ipSignalFd, "A",1);
}

15
src/tui.cpp
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@ -77,9 +77,9 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
string sModelName = it->getModelName();
string sCapacity = it->sCapacityToText();
string sState = " ";
string sSpeed = " ";
string sTime = " ";
bool bSelectedEntry = false;
if(u8SelectedEntry == u8Index)
@ -107,6 +107,7 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
it->calculateTaskDuration();
sTime = this->formatTimeDuration(it->getTaskDuration());
sSpeed = this->formatSpeed(it->sShredSpeed.u32ShredTimeDelta, it->sShredSpeed.ulWrittenBytes);
break;
case Drive::DELETE_ACTIVE:
sState = "Deleting ...";
@ -151,7 +152,7 @@ void TUI::updateTUI(list <Drive>* plistDrives, uint8_t u8SelectedEntry)
break;
}
WINDOW * tmp = createEntryWindow( ((int)(u16StdscrX/3) - 2), 5, 3, (5* (u8Index) )+3, sModelFamily, sModelName, sCapacity, sState, sTime, "424 MB/s", bSelectedEntry);
WINDOW * tmp = createEntryWindow( ((int)(u16StdscrX/3) - 2), 5, 3, (5* (u8Index) )+3, sModelFamily, sModelName, sCapacity, sState, sTime, sSpeed, bSelectedEntry);
wrefresh(tmp);
u8Index++;
}//end loop though drives
@ -507,6 +508,16 @@ string TUI::formatTimeDuration(time_t u32Duration)
return out.str();
}
string TUI::formatSpeed(time_t u32ShredTimeDelta, unsigned long ulWrittenBytes){
std::ostringstream out;
double dDeltaSec = ((double)((u32ShredTimeDelta)/1000000000.0)); //convert nano in sec
double speed = ((ulWrittenBytes/1000000.0)/dDeltaSec);
char s[25];
sprintf(s, "%0.2lf MB/s", speed);
out << s;
return out.str();
}
void TUI::displaySelectedDrive(Drive drive, int stdscrX, int stdscrY)
{
struct MenuState menustate;