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| Date | Thu, 07 Apr 2011 10:01:39 +0200 |
| From | "Martin v. Loewis" <martin@v.loewis.de> |
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| To | Chris Angelico <rosuav@gmail.com> |
| Subject | Re: Sandboxed Python: memory limits? |
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Am 07.04.2011 02:06, schrieb Chris Angelico: > On Thu, Apr 7, 2011 at 6:38 AM, Martin v. Loewis <martin@v.loewis.de> wrote: >> You can adjust the implementations of PyMem_Malloc and PyObject_Malloc. >> This would catch many allocations, but not all of them. If you adjust >> PyMem_MALLOC instead of PyMem_Malloc, you catch even more allocations - >> but extensions modules which directly call malloc() still would bypass >> this accounting. > > I'm not too concerned about extensions, here; in any case, I lock most > of them off. I just want to prevent stupid stuff like this: > > a='a' > while True: > a+=a That would certainly be caught by instrumenting PyObject_MALLOC. More generally, I believe that if you instrument the functions I mentioned, your use case is likely covered. Regards, Martin
Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar
Sandboxed Python: memory limits? Chris Angelico <rosuav@gmail.com> - 2011-04-06 11:59 +1000
Re: Sandboxed Python: memory limits? "Martin v. Loewis" <martin@v.loewis.de> - 2011-04-06 22:38 +0200
Re: Sandboxed Python: memory limits? Chris Angelico <rosuav@gmail.com> - 2011-04-07 10:06 +1000
Re: Sandboxed Python: memory limits? "Martin v. Loewis" <martin@v.loewis.de> - 2011-04-07 10:01 +0200
Re: Sandboxed Python: memory limits? "Martin v. Loewis" <martin@v.loewis.de> - 2011-04-07 10:01 +0200
Re: Sandboxed Python: memory limits? Chris Angelico <rosuav@gmail.com> - 2011-04-07 10:10 +1000
Re: Sandboxed Python: memory limits? David Bolen <db3l.net@gmail.com> - 2011-04-07 14:36 -0400
Re: Sandboxed Python: memory limits? Chris Angelico <rosuav@gmail.com> - 2011-04-08 04:59 +1000
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