<div dir="ltr"><div class="gmail_extra">Yes, this becomes very often bug:</div><div class="gmail_extra"><br></div><div class="gmail_extra">







<p class="">2015-03-01 06:11:29 =CRASH REPORT====</p>
<p class="">  crasher:</p>
<p class="">    initial call: memsup:init/1</p>
<p class="">    pid: <0.234.0></p>
<p class="">    registered_name: memsup</p>
<p class="">    exception exit: {{badarg,[{erlang,cancel_timer,[undefined],[]},{memsup,handle_info,2,[{file,"memsup.erl"},{line,471}]},{gen_server,try_dispatch,4,[{file,"gen_server.erl"},{line,593}]},{gen_server,handle_msg,5,[{file,"gen_server.erl"},{line,659}]},{proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,237}]}]},[{gen_server,terminate,7,[{file,"gen_server.erl"},{line,804}]},{proc_lib,init_p_do_apply,3,[{file,"proc_lib.erl"},{line,237}]}]}</p>
<p class="">    ancestors: [os_mon_sup,<0.231.0>]</p>
<p class="">    messages: []</p>
<p class="">    links: [<0.232.0>,<0.235.0>]</p>
<p class="">    dictionary: [{system_memory_high_watermark,set}]</p>
<p class="">    trap_exit: true</p>
<p class="">    status: running</p>
<p class="">    heap_size: 2586</p>
<p class="">    stack_size: 27</p>
<p class="">    reductions: 12153</p>
<p class="">  neighbours:</p><p class=""><br></p><p class=""><br></p><p class="">I can fix memsup from all these erlang:cancel_timer(undefined), but I need to know if this patch is welcome?</p><p class=""><br></p></div></div>