OpLocks should not be confused with any of the following:File Locks: lock the file on the server but don't cache it locally Record Locks:as used by back-end database applications Byte range The server considers the second open attempt to be a completely unique session and informs the client to clear it's op-lock. Description Jason Mader 2004-10-30 12:52:30 UTC On an Irix 6.5.23f host, I've seen the following infrequently, SYSLOG:Oct 11 23:00:58 4A:arwen unix: WARNING: oplock 0xa80000000ca63400: timed out SYSLOG:Oct 28 05:38:15 4A:arwen unix: Some issues may be due to that design and out of Novell's control. have a peek here
There is no such definition in the specifications. This may also generate the console error "Station xx (task X) timed out waiting for an op-lock on file xxxxxxxx.xxx held by station xx"This is fixed in Novell Client 4.9 SP2 All rights reserved. Situations where a customer may wish to disable the function include the use of applications where a database is shared to multiple users, such as Microsoft Access, or ACT!
When a second application requests access to a file with an outstanding oplock, the initial application having the existing oplock is notified by the server as seen below in your trace Here is the details of the lock from SMB details Server is Novel and client is Windows XP. Reply With Quote August 16th, 2004,10:50 AM #4 RejectionMan View Profile View Forum Posts Visit Homepage Registered User Join Date Apr 2002 Location Edmonton Posts 552 Apperently the TID mentioned above
NetWare’s Windows 9x clients default tothe Opportunistic Locking setting as off.The function improves performance overall, but can be disabled if necessary when it may cause data corruption or have other adverse Novell makes no explicit or implied claims to the validity of this information. Level I OpLocking allows a single client to effectively read in an entire file, keep a copy on the workstation and lock the version on the server.Level II OpLocking allows multiple This timeout can be configured with the registry parameter\HKLM\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters\Value type: DwordValue name: OffLineFileTimeoutIntervalInSecondsDefault: 1000This was introduced in Windows 2000.
Register now while it's still free! Provide Feedback © Micro Focus Careers Legal close Feedback Print Full Simple Request a Call Follow Us Facebook YouTube Twitter LinkedIn Newsletter Subscription RSS Register Help SMB exchange timeout Here, I am using the term “exchange timeout”. It's usually (always?) a transient network glitch.
the error persists. Forum New Posts FAQ Calendar Forum Actions Mark Forums Read Quick Links Today's Posts View Site Leaders What's New? Windows 2000, Windows 2003), the client closes an idle connection based on the KeepConn workstation parameter [KB819108]. Anyone that trys to use the tempalte experiences eratic behaviour in word.
The time now is 11:23 PM. It is enabled by default on Microsoft servers. What benefit is a trace of Client2, where we only see the symptoms? The SMB dynamic re-authentication feature was introduced in Windows XP.
Marvin Huffaker, MCNEhttp://www.redjuju.com RE: Op-Lock timeout ITsmyfault (IS/IT--Management) 18 May 05 16:20 op lock is short for 'opportunistic locking'. http://chatflow.net/timed-out/iis-config-writer-timed-out.html The Idle Connection Timer is implementation-specific. Novell makes all reasonable efforts to verify this information. It is used to periodically scan and mark authenticated sessions as expired when their specific expiration time is reached.
This way, the client avoids continuing Echo-probing a known dead connection. Environment Novell Operating Systems Novell Clients Opportunistic Locking (aka OpLock, OpLocking, Op Lock, Op-Lock, Op-Locking) Situation Opportunistic Locking Enabled Opportunistic Locking Disabled Poor or Slow LAN/WAN Performance Files do not open If the previous Open etc. http://chatflow.net/timed-out/ntptrace-timed-out-nothing-received.html no i just have to fix the clients that managed to self destruct (damn MS office!) Thanks MacGyver ill keep that tidbit in mind for when we roll out SP2 Powered
Novell is now a part of Micro Focus Home Micro Focus Home Skip to Content Knowledgebase FAQ Register Your Product Support Handbook My Favorites My Favorites Close Please It is used as a scavenger cycle for outstanding commands that met their exchange timeout deadlines. Interested?
The default MaxServiceTicketAge is 10 hours and can be adjusted though Group Policy Management Console under Default Domain Policy/ Account Policies / Kerberos Policy.In addition, even if a session did not The client clears the lock on the wrong task. Are you aComputer / IT professional?Join Tek-Tips Forums! By joining you are opting in to receive e-mail.
Novell Client for Win95/98 version 3.2 - CLIENT32.NLM dated21DEC1999 orlater. 2.Novell Client for Windows NT/2000 version 4.71 or 4.80 - NWFS.SYS dated 21DEC2000 (v4.71) or dated02JAN2001 (v4.80).3. If the server is responding to Echo requests, the client will wait until the exchange times out, and the client will not send any interim response to the calling application. Any trademarks referenced in this document are the property of their respective owners. http://chatflow.net/timed-out/err-connection-timed-out-windows-10.html Offline file timeoutThe client uses this optional timeout for a timed operation on an offline file, normally indicated by the FILE_ATTRIBUTE_OFFLINE attribute.
It could earn you a nano! OpLock Break Acknowledgment Timer This timer controls the time the server waits for a client to acknowledge an OpLock break request, if an acknowledgement is required. There are three variants of SMB exchange timeout that are observed commonly in Windows: client session timeout, extended session timeout, offline file timeout. NetWare clients have an Advanced client property setting that controls the Opportunistic Locking ability of the client, and can be selectively enabled and disabled on a client by client basis.
That may provide you some additional hints about which application is issuing the original oplock and why it might delay releasing an oplock. The application that actively uses the log could open it via oplock as though it was the exclusive user of the log file, without having to lock file range bytes as Learn more. For example, there may be a log file that could be written to by multiple applications, but normally only one application actively uses (either reads or writes) the log file.
The problem is caused when the same workstation first opens a file with an opportunistic lock and then opens the file again. Server databases that are not accessed directly by clients are not affected. From Server -------> client Locking AndX Request :(0x24) Word Count (WCT) : 8 AndXCommand: No further commands (0xff) Reserved: 00 AndXoffset: 57054 FID : 0x4014 Lock Type: 0x02 Oplock level : As an example, let’s assume contoso\user1 has logonHours configured to “Logon Denied” between 5:00 PM and 9:00 AM.
Authentication Expiration Timer This timer was introduced in MS-SMB. Commands exempt from the Request Expiration Timer The list of exempt commands is defined in MS-CIFS 188.8.131.52 Request Expiration Timer Event.• The NT_TRANSACT_NOTIFY_CHANGE subcommand• Read and write commands issued on an If a session is expired, SMB operations will receive STATUS_NETWORK_SESSION_EXPIRED and the client must re-authenticate. If a client does not set CAP_DYNAMIC_REAUTH, the Windows server does not return STATUS_NETWORK_SESSION_EXPIRED.
Alan Emery IBM Global Solution Center Prize Jose <[emailprotected]> Prize Jose <[emailprotected]> Sent by: [emailprotected] 03/02/2005 10:38 AM Please respond to Ethereal user support To [emailprotected] cc Subject [Ethereal-users] OPLOCK Hello NetWare 5 (SP4 or better) - FILESYS.NLM dated14DEC1999 orlater.4.