diff options
Diffstat (limited to 'Lib/test/regrtest.py')
| -rwxr-xr-x | Lib/test/regrtest.py | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py index 566e54bdaa..7db94aaad3 100755 --- a/Lib/test/regrtest.py +++ b/Lib/test/regrtest.py @@ -25,6 +25,7 @@ Command line options: -N: nocoverdir -- Put coverage files alongside modules -L: runleaks -- run the leaks(1) command just before exit -R: huntrleaks -- search for reference leaks (needs debug build, v. slow) +-M: memlimit -- run very large memory-consuming tests If non-option arguments are present, they are names for tests to run, unless -x is given, in which case they are names for tests not to run. @@ -63,6 +64,19 @@ of times further it is run and 'fname' is the name of the file the reports are written to. These parameters all have defaults (5, 4 and "reflog.txt" respectively), so the minimal invocation is '-R ::'. +-M runs tests that require an exorbitant amount of memory. These tests +typically try to ascertain containers keep working when containing more than +2 bilion objects, and only work on 64-bit systems. The passed-in memlimit, +which is a string in the form of '2.5Gb', determines howmuch memory the +tests will limit themselves to (but they may go slightly over.) The number +shouldn't be more memory than the machine has (including swap memory). You +should also keep in mind that swap memory is generally much, much slower +than RAM, and setting memlimit to all available RAM or higher will heavily +tax the machine. On the other hand, it is no use running these tests with a +limit of less than 2.5Gb, and many require more than 20Gb. Tests that expect +to use more than memlimit memory will be skipped. The big-memory tests +generally run very, very long. + -u is used to specify which special resource intensive tests to run, such as those requiring large file support or network connectivity. The argument is a comma-separated list of words indicating the @@ -180,12 +194,12 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False, test_support.record_original_stdout(sys.stdout) try: - opts, args = getopt.getopt(sys.argv[1:], 'hvgqxsrf:lu:t:TD:NLR:w', + opts, args = getopt.getopt(sys.argv[1:], 'hvgqxsrf:lu:t:TD:NLR:wM:', ['help', 'verbose', 'quiet', 'generate', 'exclude', 'single', 'random', 'fromfile', 'findleaks', 'use=', 'threshold=', 'trace', 'coverdir=', 'nocoverdir', 'runleaks', - 'huntrleaks=', 'verbose2', + 'huntrleaks=', 'verbose2', 'memlimit=', ]) except getopt.error, msg: usage(2, msg) @@ -241,6 +255,8 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False, huntrleaks[1] = int(huntrleaks[1]) if len(huntrleaks[2]) == 0: huntrleaks[2] = "reflog.txt" + elif o in ('-M', '--memlimit'): + test_support.set_memlimit(a) elif o in ('-u', '--use'): u = [x.lower() for x in a.split(',')] for r in u: |