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klipper
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klippy: Call gc.collect() on a "restart" request 

Explicitly run the python garbage collector on a restart.  This cleans
up memory from the previous session.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2020-09-16 21:42:24 -04:00
parent 7d83aed410
commit 73cd8c241c
1 changed files with 4 additions and 2 deletions
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6
klippy/klippy.py
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@ -1,10 +1,10 @@
#!/usr/bin/env python2 #!/usr/bin/env python2
# Main code for host side printer firmware # Main code for host side printer firmware
# #
# Copyright (C) 2016-2018 Kevin O'Connor <kevin@koconnor.net> # Copyright (C) 2016-2020 Kevin O'Connor <kevin@koconnor.net>
# #
# This file may be distributed under the terms of the GNU GPLv3 license. # This file may be distributed under the terms of the GNU GPLv3 license.
import sys, os, optparse, logging, time, threading, collections, importlib import sys, os, gc, optparse, logging, time, threading, collections, importlib
import util, reactor, queuelogger, msgproto, homing import util, reactor, queuelogger, msgproto, homing
import gcode, configfile, pins, mcu, toolhead, webhooks import gcode, configfile, pins, mcu, toolhead, webhooks
@ -312,6 +312,7 @@ def main():
if bglogger is not None: if bglogger is not None:
bglogger.clear_rollover_info() bglogger.clear_rollover_info()
bglogger.set_rollover_info('versions', versions) bglogger.set_rollover_info('versions', versions)
gc.collect()
main_reactor = reactor.Reactor() main_reactor = reactor.Reactor()
printer = Printer(main_reactor, bglogger, start_args) printer = Printer(main_reactor, bglogger, start_args)
res = printer.run() res = printer.run()
@ -319,6 +320,7 @@ def main():
break break
time.sleep(1.) time.sleep(1.)
main_reactor.finalize() main_reactor.finalize()
main_reactor = printer = None
logging.info("Restarting printer") logging.info("Restarting printer")
start_args['start_reason'] = res start_args['start_reason'] = res