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display anon, file, shmem rss of the victim

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This commit is contained in:
Alexey Avramov 2018-12-11 12:13:47 +09:00
parent 66ccab6141
commit 7b7cd81b38
1 changed files with 70 additions and 3 deletions
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nohang
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@ -408,12 +408,29 @@ def find_victim_and_send_signal(signal):
try:
with open('/proc/' + pid + '/status') as f:
for n, line in enumerate(f):
if n is uid_index:
uid = line.split('\t')[1]
continue
if n is vm_rss_index:
vm_rss = kib_to_mib(int(line.split('\t')[1][:-4]))
continue
if n is anon_index and detailed_rss:
anon_rss = kib_to_mib(int(line.split('\t')[1][:-4]))
continue
if n is file_index and detailed_rss:
file_rss = kib_to_mib(int(line.split('\t')[1][:-4]))
continue
if n is shmem_index and detailed_rss:
shmem_rss = kib_to_mib(int(line.split('\t')[1][:-4]))
continue
if n is vm_swap_index:
vm_swap = kib_to_mib(int(line.split('\t')[1][:-4]))
break
@ -432,12 +449,31 @@ def find_victim_and_send_signal(signal):
except ValueError:
pass
if detailed_rss:
print('anon file shmem, MiB:', anon_rss, file_rss, shmem_rss)
if execute_the_command and signal is SIGTERM and name in etc_dict:
command = etc_dict[name]
exit_status = os.system(etc_dict[name])
response_time = time() - time0
etc_info = ''' Found the victim with highest badness:\n Name: \033[33m{}\033[0m\n PID: \033[33m{}\033[0m\n UID: \033[33m{}\033[0m\n Badness: \033[33m{}\033[0m\n VmRSS: \033[33m{}\033[0m MiB\n VmSwap: \033[33m{}\033[0m MiB\n CmdLine: \033[33m{}\033[0m\n Execute the command: \033[4m{}\033[0m\n Exit status: {}; response time: {} ms'''.format(name, pid, uid, victim_badness, vm_rss, vm_swap, cmdline, command, exit_status, round(response_time * 1000))
# todo: mem_info, victim_info, exe_info, signal_info
etc_info = ' Found the victim with highest badness:' \
'\n Name: \033[33m{}\033[0m' \
'\n PID: \033[33m{}\033[0m' \
'\n UID: \033[33m{}\033[0m' \
'\n Badness: \033[33m{}\033[0m' \
'\n VmRSS: \033[33m{}\033[0m MiB' \
'\n VmSwap: \033[33m{}\033[0m MiB' \
'\n CmdLine: \033[33m{}\033[0m' \
'\n Execute the command: \033[4m{}\033[0m' \
'\n Exit status: {}; response time: {} ms'.format(
name, pid, uid, victim_badness, vm_rss, vm_swap,
cmdline, command, exit_status,
round(response_time * 1000))
print(mem_info)
print(etc_info)
@ -463,8 +499,17 @@ def find_victim_and_send_signal(signal):
send_result = 'no such process; response time: {} ms'.format(
round(response_time * 1000))
preventing_oom_message = ' Found the process with highest badness:\n Name: \033[33m{}\033[0m\n PID: \033[33m{}\033[0m\n UID: \033[33m{}\033[0m\n Badness: \033[33m{}\033[0m\n VmRSS: \033[33m{}\033[0m MiB\n VmSwap: \033[33m{}\033[0m MiB\n CmdLine: \033[33m{}\033[0m\n Sending \033[4m{}\033[0m to the victim; {}'.format(
name, pid, uid, victim_badness, vm_rss, vm_swap, cmdline, sig_dict[signal], send_result)
preventing_oom_message = ' Found the process with highest badness:' \
'\n Name: \033[33m{}\033[0m' \
'\n PID: \033[33m{}\033[0m' \
'\n UID: \033[33m{}\033[0m' \
'\n Badness: \033[33m{}\033[0m' \
'\n VmRSS: \033[33m{}\033[0m MiB' \
'\n VmSwap: \033[33m{}\033[0m MiB' \
'\n CmdLine: \033[33m{}\033[0m' \
'\n Sending \033[4m{}\033[0m to the victim; {}'.format(
name, pid, uid, victim_badness, vm_rss, vm_swap,
cmdline, sig_dict[signal], send_result)
print(mem_info)
print(preventing_oom_message)
@ -619,6 +664,18 @@ def calculate_percent(arg_key):
##########################################################################
# find mem_total
# find positions of SwapFree and SwapTotal in /proc/meminfo
@ -651,6 +708,16 @@ vm_rss_index = status_names.index('VmRSS')
vm_swap_index = status_names.index('VmSwap')
uid_index = status_names.index('Uid')
try:
anon_index = status_names.index('RssAnon')
file_index = status_names.index('RssFile')
shmem_index = status_names.index('RssShmem')
detailed_rss = True
print(detailed_rss, 'detailed_rss')
except IndexError:
detailed_rss = False
print('It is not Linux 4.5+')
##########################################################################