autobuild[sn-devel-144]: intermittent test failure detected

Mon May 14 17:39:21 UTC 2018

The autobuild test system (on sn-devel-144) has detected an intermittent failing test in 
the current master tree.

The autobuild log of the failure is available here:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-14-1939/flakey.log

The failure seems to be in the "samba" suite, whose build logs are available here:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-14-1939/samba.stderr
   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-14-1939/samba.stdout

The top commit at the time of the failure was:

commit d444221d67abc05dc9966dd7e0a37d30f9848953
Author: Joe Guo <joeg at catalyst.net.nz>
Date:   Thu May 10 17:23:02 2018 +1200

    traffic: improve add_short_packet by avoiding dict.get

    dict.get is slower than [].
    Avoid get to improve performance.

    (For 3989418 calls, total time decease from 9.395 to 8.573)

    Signed-off-by: Joe Guo <joeg at catalyst.net.nz>
    Reviewed-by: Andrew Bartlett <abartlet at samba.org>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>

    Autobuild-User(master): Andrew Bartlett <abartlet at samba.org>
    Autobuild-Date(master): Mon May 14 05:38:06 CEST 2018 on sn-devel-144

and the last 50 lines of the stdout log were:

[749(4046)/845 at 51m37s] samba.tests.blackbox.traffic_summary(ad_dc_ntvfs)
[750(4046)/845 at 51m37s] samba.tests.blackbox.smbcontrol(ad_dc_ntvfs:local)
[751(4048)/845 at 51m39s] samba.tests.blackbox.smbcontrol(promoted_dc:local)
[752(4050)/845 at 51m40s] samba4.ldap.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[753(4089)/845 at 51m51s] samba4.tokengroups.krb5.python(ad_dc_ntvfs)(ad_dc_ntvfs:local)
[754(4099)/845 at 51m59s] samba4.tokengroups.ntlm.python(ad_dc_ntvfs)(ad_dc_ntvfs:local)
[755(4108)/845 at 52m7s] samba4.sam.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[756(4125)/845 at 52m10s] samba4.user_account_control.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[757(4136)/845 at 52m23s] samba4.schemaInfo.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[758(4138)/845 at 52m26s] samba.tests.dsdb_schema_attributes(ad_dc_ntvfs:local)
[759(4143)/845 at 52m40s] samba4.urgent_replication.python(ad_dc_ntvfs)(ad_dc_ntvfs:local)
[760(4151)/845 at 52m43s] samba4.ldap.dirsync.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[761(4175)/845 at 54m16s] samba4.ldap.match_rules.python(ad_dc_ntvfs)
[762(4209)/845 at 54m43s] samba4.ldap.notification.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[763(4212)/845 at 54m52s] samba4.ldap.sites.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[764(4223)/845 at 54m59s] samba4.ldap.sort.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[765(4230)/845 at 55m7s] samba4.ldap.vlv.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[766(4245)/845 at 1h6m32s] samba4.ldap.linked_attributes.python(ad_dc_ntvfs)(ad_dc_ntvfs:local)
[767(4265)/845 at 1h6m38s] samba4.ldap.rodc.python(rodc)(rodc)
[768(4271)/845 at 1h6m42s] samba4.ldap.rodc_rwdc.python(rodc)(rodc:local)
[769(4291)/845 at 1h13m55s] samba4.drs.replica_sync_rodc.python(rodc)(rodc:local)
[770(4293)/845 at 1h14m4s] samba4.ldap.password_settings.python(ad_dc_ntvfs)
[771(4303)/845 at 1h14m11s] samba4.ldap_schema.python(ad_dc_ntvfs)(ad_dc_ntvfs)
GSS client Update(krb5)(1) Update failed:  Miscellaneous failure (see text): Clock skew too great
UNEXPECTED(error): samba4.ldap_schema.python(ad_dc_ntvfs).__main__.SchemaTests_msDS_IntId.test_msDS_IntId_on_class(ad_dc_ntvfs)
REASON: Exception: Exception: Traceback (most recent call last):
  File "/memdisk/autobuild/fl/b3338408/samba/source4/dsdb/tests/python/ldap_schema.py", line 1529, in test_msDS_IntId_on_class
    self._ldap_schemaUpdateNow()
  File "/memdisk/autobuild/fl/b3338408/samba/source4/dsdb/tests/python/ldap_schema.py", line 1362, in _ldap_schemaUpdateNow
    self.ldb.modify_ldif(ldif)
  File "bin/python/samba/__init__.py", line 241, in modify_ldif
    self.modify(msg, controls)
LdbError: (3, 'ldb_wait from (null) with LDB_WAIT_ALL: Time limit exceeded (3)')

FAILED (0 failures, 1 errors and 0 unexpected successes in 0 testsuites)

A summary with detailed information can be found in:
  ./bin/ab/summary
TOP 10 slowest tests
samba4.ldap.vlv.python(ad_dc_ntvfs)(ad_dc_ntvfs) -> 684
samba4.ldap.rodc_rwdc.python(rodc)(rodc:local) -> 433
samba4.rpc.samr.passwords.lockout on ncacn_np with (ad_dc_ntvfs) -> 227
samba4.rpc.samr.passwords.pwdlastset on ncacn_np with (ad_dc_ntvfs) -> 203
samba3.smbtorture_s3.vfs_aio_fork(simpleserver).RW2(simpleserver) -> 137
samba4.raw.notify(ad_dc_ntvfs) -> 106
samba4.ldb.ldaps with options -U"$USERNAME%$PASSWORD"(ad_dc_ntvfs)(ad_dc_ntvfs) -> 100
samba4.rpc.samlogon on ncacn_np with (ad_dc_ntvfs) -> 99
samba4.ldap.dirsync.python(ad_dc_ntvfs)(ad_dc_ntvfs) -> 93
samba.tests.emulate.traffic_packet(ad_dc_ntvfs) -> 69
ERROR: test failed with exit code 1