github/nohang
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change --memload self-termination threshold from 20 MiB to 40 MiB

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This commit is contained in:
Alexey Avramov 2020-03-29 14:46:28 +09:00
parent 7ac4314886
commit e94ac4cf02
3 changed files with 6 additions and 6 deletions
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2
README.md
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@ -162,7 +162,7 @@ usage: nohang [-h|--help] [-v|--version] [-m|--memload]
optional arguments:
-h, --help show this help message and exit
-v, --version show version of installed package and exit
-m, --memload consume memory until 20 MiB (MemAvailable + SwapFree)
-m, --memload consume memory until 40 MiB (MemAvailable + SwapFree)
remain free, and terminate the process
-c CONFIG, --config CONFIG
path to the config file. This should only be used

8
nohang/nohang
View File

@ -33,7 +33,7 @@ def check_permissions():
except Exception as e:
print('WARNING: missing CAP_SYS_PTRACE: {}'.format(e))
try:
os.kill(2, SIGTERM)
os.kill(1, 0)
except Exception as e:
print('WARNING: cannot send a signal: {}'.format(e))
try:
@ -93,7 +93,7 @@ def memload():
exit(1)
try:
hi = 'Warning! The process will consume memory until 20 MiB of mem' \
hi = 'Warning! The process will consume memory until 40 MiB of mem' \
'ory\n(MemAvailable + SwapFree) remain free, and it will be t' \
'erminated via SIGUSR1\nat the end. This may cause the system' \
' to freeze and processes to terminate.\nDo you want to conti' \
@ -116,7 +116,7 @@ def memload():
try:
mem_available, swap_total, swap_free = check_mem_and_swap()
x = mem_available + swap_free
if x <= 1024 * 20: # 20 MiB
if x <= 1024 * 40: # 40 MiB
print_mem(mem_available, swap_free)
print('Self terminating by SIGUSR1')
os.kill(self_pid, SIGUSR1)
@ -2633,7 +2633,7 @@ help_mess = """usage: nohang [-h|--help] [-v|--version] [-m|--memload]
optional arguments:
-h, --help show this help message and exit
-v, --version show version of installed package and exit
-m, --memload consume memory until 20 MiB (MemAvailable + SwapFree)
-m, --memload consume memory until 40 MiB (MemAvailable + SwapFree)
remain free, and terminate the process
-c CONFIG, --config CONFIG
path to the config file. This should only be used

2
nohang/nohang.1
View File

@ -38,7 +38,7 @@ Nohang is a highly configurable daemon for Linux which is able to correctly prev
-v, --version show version of installed package and exit
-m, --memload consume memory until 20 MiB (MemAvailable + SwapFree)
-m, --memload consume memory until 40 MiB (MemAvailable + SwapFree)
remain free, and terminate the process
-c CONFIG, --config CONFIG