[Samba] memory usage and error with samba 4.4.5

Wed Jan 11 08:55:50 UTC 2017

Hi,

do you know if this memory leaks are solved with latest 4.4.x... for our
environment it is difficult to upgrade to major version....
Thanks

2017-01-11 9:34 GMT+01:00 L.P.H. van Belle <belle at bazuin.nl>:

> if your up to it, upgrade to 4.5.3 .
>
> i had these to but they are gone now, i cant recall they bugfix nr. sorry
> and as extra if you upgrade, they have fixed some memory leaks.
>
>
> greetz,
>
> Louis
>
>
> > Op 11 jan. 2017 om 09:00 heeft Trenta sis via samba <
> samba at lists.samba.org> het volgende geschreven:
> >
> > Hi,
> >
> > I have a samba 4 AD, running fine but last night detected that during
> some
> > minuts something was not ok,,, I have detected that during some minutes
> in
> > samba 4 AD server was a high load average and some services were not
> > working correctly, It seems that this has generated and increment of swap
> > that is generated by samba process.
> >
> > Logs and info collected:
> >
> > Jan 11 04:44:02 server winbindd[25326]: [2017/01/11 04:43:36.043863,  0]
> > ../source3/rpc_server/rpc_ncacn_np.c:990(rpc_pipe_open_external)
> > Jan 11 04:44:02 server winbindd[25326]:   Failed to bind external pipe.
> > Jan 11 04:44:03 server winbindd[25326]: [2017/01/11 04:44:02.572304,  0]
> > ../source3/winbindd/winbindd_cm.c:1840(wb_open_internal_pipe)
> > Jan 11 04:44:03 server winbindd[25326]:   open_internal_pipe: Could not
> > connect to lsarpc pipe: NT_STATUS_IO_TIMEOUT
> > Jan 11 04:44:14 server winbindd[25326]: [2017/01/11 04:44:14.845333,  0]
> > ../source3/winbindd/winbindd_dual.c:107(child_write_response)
> > Jan 11 04:44:14 server winbindd[25326]:   Could not write result
> > Jan 11 04:44:15 server winbindd[25332]: [2017/01/11 04:44:15.065815,  0]
> > ../source3/winbindd/winbindd_dual.c:107(child_write_response)
> > Jan 11 04:44:15 server winbindd[25332]:   Could not write result
> > Jan 11 04:44:25 server smbd[25379]: [2017/01/11 04:44:25.333583,  0]
> > ../libcli/smb/smb_signing.c:138(smb_signing_good)
> > Jan 11 04:44:25 server smbd[25374]: [2017/01/11 04:44:25.292418,  0]
> > ../libcli/smb/smb_signing.c:138(smb_signing_good)
> > Jan 11 04:44:25 server smbd[25379]:   smb_signing_good: BAD SIG: seq 2
> > Jan 11 04:44:25 server smbd[25374]:   smb_signing_good: BAD SIG: seq 2
> > Jan 11 04:44:25 server smbd[25379]: [2017/01/11 04:44:25.785467,  0]
> > ../source3/smbd/process.c:572(receive_smb_talloc)
> > Jan 11 04:44:25 server smbd[25374]: [2017/01/11 04:44:25.785473,  0]
> > ../source3/smbd/process.c:572(receive_smb_talloc)
> > Jan 11 04:44:25 server smbd[25379]:   receive_smb: SMB Signature
> > verification failed on incoming packet!
> > Jan 11 04:44:25 server smbd[25374]:   receive_smb: SMB Signature
> > verification failed on incoming packet!
> > Jan 11 04:44:25 server smbd[25380]: [2017/01/11 04:44:25.591664,  0]
> > ../libcli/smb/smb_signing.c:138(smb_signing_good)
> > Jan 11 04:44:25 server smbd[25380]:   smb_signing_good: BAD SIG: seq 2
> > Jan 11 04:44:25 server smbd[25380]: [2017/01/11 04:44:25.787546,  0]
> > ../source3/smbd/process.c:572(receive_smb_talloc)
> > Jan 11 04:44:25 server smbd[25380]:   receive_smb: SMB Signature
> > verification failed on incoming packet!
> > Jan 11 04:44:26 server smbd[25398]: [2017/01/11 04:44:26.222968,  0]
> > ../libcli/smb/smb_signing.c:138(smb_signing_good)
> > Jan 11 04:44:26 server smbd[25398]:   smb_signing_good: BAD SIG: seq 2
> > Jan 11 04:44:26 server smbd[25398]: [2017/01/11 04:44:26.223067,  0]
> > ../source3/smbd/process.c:572(receive_smb_talloc)
> > Jan 11 04:44:26 server smbd[25398]:   receive_smb: SMB Signature
> > verification failed on incoming packet!
> > Jan 11 04:44:26 server smbd[25409]: [2017/01/11 04:44:26.230283,  0]
> > ../libcli/smb/smb_signing.c:138(smb_signing_good)
> > Jan 11 04:44:26 server smbd[25409]:   smb_signing_good: BAD SIG: seq 2
> > Jan 11 04:44:26 server smbd[25409]: [2017/01/11 04:44:26.230360,  0]
> > ../source3/smbd/process.c:572(receive_smb_talloc)
> > Jan 11 04:44:26 server smbd[25409]:   receive_smb: SMB Signature
> > verification failed on incoming packet!
> >
> >
> > root at server:~# ps aux |grep 30686
> > root     11092  0.0  0.1  12728  2160 pts/0    S+   08:48   0:00 grep
> 30686
> > root     30686 21.2 27.2 1129996 561608 ?      R     2016 6446:26
> > /usr/local/samba/sbin/samba -D
> > root at server:~# ps aux |grep 30688
> > root     11105  0.0  0.1  12728  2060 pts/0    S+   08:48   0:00 grep
> 30688
> > root     30688  0.7 18.1 1321680 372960 ?      S     2016 221:15
> > /usr/local/samba/sbin/samba -D
> >
> > # sar -q
> > 04:25:01 AM         1       134      1.18      1.28      1.12         0
> > 04:35:01 AM         0       135      0.77      1.05      1.12         0
> > 04:45:02 AM         0       135     11.62     13.45      6.75         0
> > 04:55:01 AM         0       133      0.17      2.01      3.66         0
> > 05:05:01 AM         0       134      0.13      0.47      2.04         0
> >
> > # free -m
> >             total       used       free     shared    buffers     cached
> > Mem:          2010       1585        425         18         41        229
> > -/+ buffers/cache:       1314        695
> > Swap:         2076        538       1538
> >
> > What is the problem?
> >
> >
> > Thanks
> > --
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> >
>
>