ClearCase Environment – How do I Soft - is your software and documentation Asset - is something that must be protected Management - is what we do Enterprise - is the capability Computing - is the power Services - are what we provide ClearCase Environment – “How do I”:(Last update 12-Dec-12) Anti-virus software and ClearCase – recommendations, etc... Server processes – lockmgr (redundancy in v7) & new vob_almd_params file, stopping and starting (windows & remotely), etc... ClearCase Registry – commands requiring the registry password, etc... Multi Version File System (MVFS) layer – understanding, debugging, flushing the cache, etc... LDAP and Active Directory services – issues, etc... Shell access – understanding, etc... Network Attached Storage devices - root permissions and, chown_pool & chown_container, etc... Storage – default location for Views on windows, etc... .NET issues – understanding etc,... Regions – Tags, etc... Email – configuring, etc... Problems and Issues - “The Evil twins” , eclipsed files, protectvob and, etc... Installation and patching of ClearCase - including silent install, patching, uninstalling, feature differences ClearCase and ClearCase LT etc... Firewalls – ClearCase and etc... Upgrading and compatibility issues between major versions, preserving installs, etc... Plugins & integrations for ClearCase - Eclipse, ClearCase Automation Libraty (CAL), Source Code Control provider (changing), etc... ClearCase context menus – configuring etc... Temporary files – created by and used by ClearCase, etc... Virtualisation – support policy Interop environment between Windows and UNIX – usernames & groups, VOB & View creation in, SaMBa configuration, issues, CLEARCASE_GROUPS, etc... Licensing – commands that don’t take a license, etc... Permissions executables and 770 directories, Support policies – Linux, DFS, Alteris, etc Caching – ClearCase cache directory, etc... ClearCase environment – firewalls, . (dot) files, temporary files, services, magic files, ASP .net framework, name conventions, clearmenuadmin, cache files, encryption software,etc... ClearCase scheduler – using without NIS, groups and, etc... Anti-virus software and ClearCase – recommendations, etc... Page 1 of 341 ClearCase Environment – How do I Table of contents CLEARCASE ENVIRONMENT – “HOW DO I”:(LAST UPDATE 12-DEC-12) .................... 1 TABLE OF CONTENTS ................................................................................................................................ 2 ANTI-VIRUS SOFTWARE ........................................................................................................................ 12 1. How do I – understand the support Policy for Anti-Virus software and ClearCase ................................................................................................................................................. 12 RELATED INFORMATION ........................................................................................................................ 13 2. How do I – understand the RPC: Remote system error - [WINSOCK] No buffer space available issue .............................................................................................................. 13 SERVER PROCESSES ............................................................................................................................... 14 3. How do I – understand about the albd_rt_params.conf file .................................. 14 4. How do I – understand about Rational ClearCase server processes .................. 15 MultiVersion File System MVFS (MultiVersion File System) is not a server process, it loads a kernel driver that presents a file system to the user through a standard interface; see technote 1230196. .................................................................................................. 16 5. How do I – understand the Lock Manager process post and pre ClearCase v7 16 6. How do I - monitor the Lock Manager status on Windows ..................................... 18 7. How do I - Monitor the Lock Manager status on UNIX and Linux ........................ 20 8. How do I - diagnosing Lock Manager registry settings on Windows .................. 20 9. How do I – understand about the db.conf configuration file ................................. 21 10. How do I – understand about deadman lock time-outs .......................................... 21 11. How do I – resolve a this client was launched with different lockmgr parameters than those now in the almd file issue ................................................................... 22 12. How do I - start and stop ClearCase from the Windows command line ............ 22 13. How do I - starting and stopping ClearCase services remotely ............................ 23 14. How do I – understand the unable to contact albd_server issue ........................ 23 15. How do I – understand how ALBD RPC calls can cause significant performance degradation under very high load ........................................................................ 23 16. How do I – understand why Rational ClearCase operations hang with the error message of "timed out trying to communicate with ClearCase remote server. " 23 SYMPTOM ................................................................................................................................................. 23 CAUSE ...................................................................................................................................................... 24 ENVIRONMENT ........................................................................................................................................ 24 RESOLVING THE PROBLEM .................................................................................................................... 25 17. How do I – understand about RPC services and ClearCase on UNIX and Linux 25 CLEARCASE REGISTRY .......................................................................................................................... 26 18. How do I - manually restoring the primary registry server files from backup 26 19. How do I – get a non-root UNIX account to run rgy_passwd ............................... 28 20. How do I – understand the ClearCase commands that require a ClearCase registry password ................................................................................................................................. 28 21. How do I – deal with the ClearCase 7.0.1 registry files on UNIX and Linux hosts moving from 'rgy' directory to the 'config' directory................................................... 29 22. How do I - set or change the ClearCase registry password ................................... 30 23. How do I – understand how a non-root UNIX account can run rgy_passwd... 30 24. How do I – understand the computer is not a valid registry server problem . 31 25. How do I - Improve lsview -host and lsvob -host performance ........................... 32 MVFS ...................................................................................................................................................... 33 26. How do I – understand why the ClearCase start script prevents MVFS from being unloaded from kernel under some conditions ............................................................... 33 Page 2 of 341 ClearCase Environment – How do I 27. How do I – understand about the MVFS cache values in ClearCase Control Panel and cleartool getcache ............................................................................................................ 34 28. How do I – why the iInstallation of ClearCase 7.1 fails during post-install phase and logs MVFS errors: Trouble mounting the viewroot "/view" ............................ 36 29. How do I – understand why you are unable to load MVFS on UNIX or Linux after install .............................................................................................................................................. 37 30. How do I – understand why a ClearCase installation on Linux x86 fails because MVFS cannot be loaded. ................................................................................................... 37 31. How do I – understand about the MultiVersion File System (MVFS) .................. 38 32. How do I – run MVFS Debugging ..................................................................................... 38 33. How do I – understand about cleartext lookup and flushing the mvfscache .. 39 34. How do I – understand the MVFS Scaling Factor on Windows ............................. 40 35. How do I – Understand the invalid MSDOS Function error on Windows copying a file from a UNIX or Linux VOB ..................................................................................... 42 36. How do I - install or uninstall the MVFS on Windows ............................................... 43 37. How do I – known the limitations for the MVFS on Microsoft Windows ............ 44 38. How do I - rebuild the mvfs module for use with ClearCase 7.0.x ..................... 44 39. How do I – understand why Rebuilding of MVFS modules with kernel symbol exports fails but installation of ClearCase is successful ......................................................... 44 40. How do I – configure the MVFS settings for use with eclipse based Rational products and dynamic views ............................................................................................................ 45 LDAP &