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Reduce max block to load for log files on slow networks

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This commit is contained in:
Sven Sager
2021-06-13 20:35:35 +02:00
parent 6bf453790a
commit 1354568eb6
1 changed files with 7 additions and 3 deletions
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10
revpicommander/revpilogfile.py
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@@ -22,6 +22,7 @@ class LogType(IntEnum):
class DataThread(QtCore.QThread): class DataThread(QtCore.QThread):
error_detected = QtCore.pyqtSignal(str) error_detected = QtCore.pyqtSignal(str)
line_logged = QtCore.pyqtSignal(LogType, bool, str) line_logged = QtCore.pyqtSignal(LogType, bool, str)
"""log_type, success, text"""
def __init__(self, parent=None, cycle_time=1000): def __init__(self, parent=None, cycle_time=1000):
super(DataThread, self).__init__(parent) super(DataThread, self).__init__(parent)
@@ -30,7 +31,7 @@ class DataThread(QtCore.QThread):
self._cycle_time = cycle_time self._cycle_time = cycle_time
self._paused = True self._paused = True
self.error_count = 0 self.error_count = 0
self.max_block = 256000 self.max_block = 16384 # 16 kByte
self.mrk_app = 0 self.mrk_app = 0
self.mrk_daemon = 0 self.mrk_daemon = 0
@@ -55,6 +56,7 @@ class DataThread(QtCore.QThread):
# The log file was rotated by log rotate on the Revolution Pi # The log file was rotated by log rotate on the Revolution Pi
start_position = 0 start_position = 0
eof = False eof = False
pi.logger.info("RevPi started a new log file.")
elif buff_log: elif buff_log:
start_position += len(buff_log) start_position += len(buff_log)
@@ -65,10 +67,12 @@ class DataThread(QtCore.QThread):
def pause(self): def pause(self):
"""Stop checking new log lines, but leave thread alive.""" """Stop checking new log lines, but leave thread alive."""
pi.logger.debug("DataThread.pause")
self._paused = True self._paused = True
def resume(self): def resume(self):
"""Start checking for new log lines.""" """Start checking for new log lines."""
pi.logger.debug("DataThread.resume")
self._paused = False self._paused = False
def run(self) -> None: def run(self) -> None:
@@ -108,7 +112,7 @@ class RevPiLogfile(QtWidgets.QMainWindow, Ui_win_revpilogfile):
super(RevPiLogfile, self).__init__(parent) super(RevPiLogfile, self).__init__(parent)
self.setupUi(self) self.setupUi(self)
self.th_data = DataThread() self.th_data = DataThread(self)
self.err_daemon = 0 self.err_daemon = 0
helper.cm.connection_established.connect(self.on_cm_connection_established) helper.cm.connection_established.connect(self.on_cm_connection_established)
@@ -119,7 +123,7 @@ class RevPiLogfile(QtWidgets.QMainWindow, Ui_win_revpilogfile):
def _create_data_thread(self): def _create_data_thread(self):
self.th_data.deleteLater() self.th_data.deleteLater()
self.th_data = DataThread() self.th_data = DataThread(self)
self.th_data.error_detected.connect(self.txt_daemon.setPlainText) self.th_data.error_detected.connect(self.txt_daemon.setPlainText)
self.th_data.line_logged.connect(self.on_line_logged) self.th_data.line_logged.connect(self.on_line_logged)
self.th_data.start() self.th_data.start()