NUU: Network Update Utility
Contents
1. NUU User s Guide 1 4 PER PAPE SATA are identified by a green disc in their State column and because their text is black The View All setting displays packages in all states Following is an example VENT GODS MENT e Y MELT ODE ETA SV SLT ROT ICTU VENT T EST PORT VETTE PET Program Windows Repositories Cache Help Filter nuu nsim Fier View Al Include Groups Action state Kind Name Version Repository Architecture Size Build Time I C z Li Oo o LH O m My ccur nsim 3 5 20 installed i386 2 2Mb Fri Jul 7 08 42 10 2001 ccur nsim docs rt 3 5 20 installed i386 4 9Mb Fri Jul 7 08 42 08 2001 ccur nsimserver 3 3 1 006 installed i386 388Kb Wed Mar 17 15 45 07 i ccur nsimserver 3 5 20 1 installed 1386 L4Mb Fri Jul 7 08 42 12 200 nuu 1 3 1 1 rhel3 1386 12Mb Thu Aug 10 13 44 55 2 qt4 MySQL 4 1 2 5 rhel3 i386 l9Kb Mon Apr 24 11 44 30 2 qt4 ODBC 4 1 2 5 rhel3 uu 1386 30Kb Mon Apr 24 11 44 30 2 qt4 PostgreSQL 4 1 2 5 rhel3 i386 23Kb Mon Apr 24 11 44 30 2 qt4 confg 4 1 2 5 rhel3 nuu i386 61Kb Mon Apr 24 11 44 30 2 at dahuainia 4 1 2 E shal m ih 2 2Kh Man Ane 24 1 44 2 P d DD Regize Refresh Set nstall Update of Selected Tse Update of All Out of Date Clear Actions The View All control frequently displays hundreds or thousands of packages The text field above the package list is useful for selecting a smaller set of packages to display It may be used in either of two ways2. A graphic of 3 tan packages indicates that this is a suite A suite is a meta package which has no real content but has dependencies on a number of other packages It is used to install or update a number of related packages quickly and easily A graphic of 3 grey packages indicate that this is a group A group is similar to a suite but is more limited in that it cannot specify require ments on particular versions However removal of whole groups is supported whereas it is not for suites This is the name of the package For an updatable package this is the version number of the newer package which is available for installation The version number of the installed package can be seen by moving the mouse over the field and allowing it to hover there until a tool tip appears The tool tip will describe both version numbers For an installable package this is the version number of the package which is available for installation For an installed package for which no newer version exists this is the version number of the installed package For an installed package with no newer version this is just the string installed For other packages it is the identifier of the repository from which the package or newer version is available 1 5 NUU User s Guide Table 1 1 Package List Columns Column Name Meaning Architecture This is the architecture of the package For instance 1386 or x86 64 Size This is the size of th
3. database manually and if all rpm packages from the repository contain GPG Keys Any other valid option for a repository configura tion See yum conf 5 for a complete list of options This field is provided for experts The name of the configuration file in which this repository configuration exists It must be either etc yum conf or a file of the form etc yum repos d name repo If left blank the identifier for the repository will be used to create a name This field is provided for experts This number specifies a sort position for the reposi tory configuration within its configuration file It is meaningful if multiple repository configurations exist within a single file and controls the order in which they appear It is provided for experts NUU can detect several mistakes in repository configurations Indications for these will appear in messages in the bottom left of the Repository Configuration Editor win dow or the Repository Configuration window In particular each repository configu ration must have an identifier It also must have either at least one URL or a Mirror List URL Changes in the Repository Configuration window are not applied until the OK button is pressed Changes can be discarded by pressing the Cancel button or they can be reverted to the original values before any current changes were made by pressing the Reset button NUU Manual Configuration The configuration files also can be edited
4. The rpm fields listed above are for ordinary packages and package suites The descriptions for groups are significantly different as they are not really rpm packages Their additional fields are as follows Table 1 6 Group Description Fields Field Meaning Required Groups A list of other groups required by this group Default MetaPkgs A list of other groups installed by this group by default Optional MetaPkgs A list of other groups which can be installed optionally as part of this group Mandatory Packages A list of packages required by this group Default Packages A list of packages installed by this group by default Optional Packages A list of packages which can be installed optionally as part of this group Conditional Packages A list of packages which can be installed conditionally as part of this group If a Package Description dialog is created for a package that is installed but updat able then it displays information for the updatable version in the upper portion of the dia log and displays information for the currently installed version in the lower portion The information for the installed version is abbreviated to exclude fields which are unlikely to differ between the two versions Repository Configuration Editor To use NUU to edit a system s repository configuration select the Repositories menu and then Edit Configuration menu item Alternatively it can be opened by pressing Ctrl E This will cause t
5. Filter or Search In the above example the Filter mode is used The control in the upper left is set to Filter and a regular expression is specified in the text field In the above case the regular expression nuu nsim was used This regular expression is applied to all columns visible in the package list as if they were separated by whitespace So it is possible to filter based not only on the Name but also on Version Repository Architecture Size or combinations thereof To apply the regular expression either press the Filter button to the right of the text field or press Enter in the text field itself The text field s other mode is Search It is selected by changing the control in the upper left to Search In this mode the regular expression is applied not just to the fields dis played in the package list but to every field in the rpm package This includes things like the Summary Description Filenames the rpm Provides Requires Conflicts fields and several others A list of the fields appears in Table 1 5 Package Description Fields on page 1 11 and in Table 1 6 Group Description Fields on page 1 13 This mode of con trolling the packages displayed is significantly slower than the Filter mode Some of these fields are not even loaded by default So using the Search mode for the first time may require NUU to load the additional information Nonetheless it is very useful if used judiciously NOTE The Search mode is sig
6. NUU Network Update Utility User s Manual Version 1 6 2 June 2008 NUU User s Guide Copyright Copyright 2006 2007 2008 by Concurrent Computer Corporation This program is free software you can redistributed it and or modify it under the terms of the GNU General Public License Version 2 GPLv2 which should be included with this software This program is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE See the GNU General Public License for more details For other license arrangements contact Concurrent Computer Corporation Disclaimer The information contained in this document is subject to change without notice Concurrent Computer Corporation has taken efforts to remove errors from this document however Concurrent Computer Corporation s only liability regarding errors that may still exist is to correct said errors upon their being made known to Concurrent Computer Corporation Trademark Acknowledgments RPM is a trademark of Red Hat Inc Contents Command Line Options 1 1 Graphical User Interface ecce seen argent eue 1 2 Staring PI 1 2 Main Window iis cesi eek E Ee RR OLA bei bake RR Re 1 3 Package List Controls 1 3 Package List Content 2 2 iuc cascada db rar Ad See ese gs 1 5 Installing Updating and Removi
7. See Browsing Repos itories on page 1 14 for an explanation of this functionality Summary A one line summary of the purpose of the package Description A detailed description of the purpose of the package Group A description of a type of functionality provided used to group pack ages together Nominally the set of groups is well defined in the usr share doc rpm version GROUPS Or usr share doc packages rpm version GROUPS file But packages do deviate from those sets In particular the special value Suite is used by NUU to distinguish a suite from an ordinary package Vendor The identity of the vendor which packaged the rpm package 1 11 NUU User s Guide Table 1 5 Package Description Fields Field Meaning Build Time The date and time at which the rpm package was created Build Host The name of the host system on which the rpm package was created Install Time License Packager URL Relocations Provides Requires Conflicts Obsoletes The date and time at which the rpm package was installed on this sys tem A short textual code indicating the licensing terms for the package Common values are GPL LGPL BSD and Commercial The identity and e mail address of the person or company that pro duced the rpm package This frequently is not the same as the person or company who wrote the software A URL typically a web address for the software Any filename path prefixes in the rpm package whi
8. any package and in any column other than Action will cause a pop up menu to appear from which a Describe menu item can be selected In either case a Package Description dialog will appear similar to the following y cer Installed Kind Ordinary package Version 1 0 1 rhel3 Architecture i386 Size 1 4Mb Summary GUI RPM package manager i Description 4 NUU Network Update Utility is a GUI RPM package manager that allows users 1 to download RPM packages from online yum repositories and to install update and remove those RPM packages It does dependency analysis automatically NUU is based on Yum 1 4 Group System Environment Base Build Time Wed May 24 08 44 16 2006 Build Host hyena Install Time Thu May 25 09 30 17 2006 License GPL Packager Concurrent Computer Corporation lt nightstar ccur com gt zd URL http redhawk ccur com nuu i Some of the information displayed there is the same as in the package list described in Table 1 1 Package List Columns on page 1 5 But additional information also is sup plied if available and applicable Table 1 5 Package Description Fields Field Meaning Repository The identifier for the repository from which a package is available A Details button also is available which pops up a small window with additional information about the repository Also available in this small window is a Browse Repository button
9. ch can be or were relocated A list of the capabilities provided by the rpm package Note however that a package always provides its own name and version as one capa bility and that is not listed here A list of the capabilities required by the rpm package along with any particular version requirements for those capabilities A list of the capabilities that conflict with this rpm package possibly with information about only specific versions which conflict A list of the capabilities that are obsoleted by this rpm package In addition two special fields are provided Files and Change Log Each has only a Show button possibly also saying must load extra data The contents of these fields are not displayed because they potentially can be very long Also for packages that are available but not installed they require loading additional data from remote reposito ries that is not downloaded or loaded by default If this information has not been loaded in the current NUU session then the buttons will contain the text must load extra data and pressing the button will necessitate loading the extra data including downloading it from repositories if it isn t cached locally from a previous NUU session The Files field contains a list of pathnames for every file in the rpm package The Change Log field contains a list of Change Log entries for the rpm package Note however that not all rpm packages contain this information NUU
10. cs rt i3 86 0 3 5 4 Updated nuu i386 0 1 0 1 rhel3 Initialization Setting up Repos Reading repository metadata in from local files Detail level 1 RA In this window items are presented in various colors to ease interpretation Table 1 4 describes them Table 1 4 Log Window Colors Color Meaning Blue High level action such as Initialization or Applying Black Normal log entries Green Output from rpm scriptlets stdout Red NUU rpm or yum errors Errors from rpm scriptlets stderr Orange Warnings Tan Debug information In the example provided two NFS errors were induced to demonstrate the colors But those errors were not fatal and so the transaction completed successfully Nonetheless because they were errors they appeared in red The Log Window has a control in the lower left called Detail Level It corresponds to yum s debugging level It defaults to the value 2 which provides a reasonable amount of information It can be raised to see more detailed log information or lowered to see less detailed log information Higher levels of detail will show information which might be considered debug information The Close button can be used to close the Log Window NUU Package Description The Main Window s Describe button is used to provide more detailed information about a selected package Alternatively pressing mouse button 3 usually the right mouse button while on the line for
11. e package Build Time Date and time at which the package was created Installing Updating and Removing 1 6 The Action column is used to specify whether a package should be installed updated or removed or that no action should be taken with respect to the package By default an empty box is displayed and this indicates that no action should be taken The possible actions are determined by the package s state and are as follows Table 1 2 Package Actions Graphic Action Availability go None Available for all packages Install Available for packages which are not installed cur Ej rently Update Available for packages which are installed but for a which a newer version is available Remove Available for packages which are installed regard d less of whether or not any newer version is avail able To change the action for a package simply press mouse button 1 usually the left mouse button in the Action column for the particular package It will cycle through all actions which are applicable given the package s state Alternatively press mouse button 3 usu ally the right mouse button in the same location and pop up menu will appear allowing selection of the desired action directly Selecting an action will not have an immediate effect beyond changing the graphic in the Action column The actions will not be performed until they are applied This is so that actions for multiple packages can be chosen and th
12. e package lists in case a new package was made available very recently Clean Pickled Data Clean pickled data containing information about pack ages provided by each repository This along with Clean XML Metadata is useful forcing a download of new available package lists in case a new package was made available very recently Clean All Clean all cached data It is equivalent to using all of the above items Under the Help menu the About menu item will display information about NUU and its version number The Manual html menu item will start an external web browser as configured by GNOME to display the html version of the manual The Manual PDF menu item will start a tool to read PDF documents to display the PDF version of the man ual The Main window has additional buttons along the bottom The Refresh button causes NUU to discard all information that it has loaded and to re load that information The Resize button causes NUU to examine the fields for all packages that it has loaded and to resize the package list and the entire Main Window so that no fields are truncated This often is convenient after a Refresh The Describe button is used to provide more detailed information about a selected pack age Alternatively pressing mouse button 3 usually the right mouse button while on the line for any package and in any column other than Action will cause a pop up menu to appear from which a Describe menu item can be selec
13. eaning Identifier An identifier for the repository used when men tioning the repository elsewhere in NUU Name A descriptive name for the repository URLs A list of URLs one per line All URLs in the list should refer to repositories which are mirrors of one another A responsive URL will be chosen from the set arbitrarily Mirror list URL A URL to a file which contains a list of URLs which all are mirrors of one another Buffet Authentication For repositories which use buffet authentication Name or Login or E mail A name login e mail address or any other identifier appropriate for the repository to identify a valid user 1 15 NUU User s Guide Table 1 7 Repository Configuration Parameters Parameter Meaning Password or Order Number Repository Options Enabled Check GPG Keys Other Options Configuration File File Sort Position An identifier to authenticate that the user really is valid Whether or not this repository is enabled Unlike the checkbox in the Repository List this parameter is persistent from session to session If this parame ter is changed the value of the checkbox in the Repository List will change to reflect it after all changes to this repository configuration are accepted Whether or not GPG Keys in rpm packages are checked against keys installed in the rpm database for correctness This option can be used only if GPG Keys have been installed in this system s rpm
14. en applied all at once in a single trans action As a convenience for one of the most common situations a button near the bottom labeled Set Update of All Out of Date is provided It sets the action to Update for all updat able packages NUU Another button labeled Set Install Update of Selected can be used to set the action to Install for all selected packages which are not currently installed or to Update for all selected packages which are installed but for which a newer version is available Another button labeled Clear Actions is provided to reset all actions back to None The Apply Actions button is used to perform the actions once all desired actions have been selected When the Apply button has been pressed if any installations or updates were selected NUU will download rpm headers to determine details about the rpm packages to be installed or updated It then will attempt to resolve any dependencies Assuming this is successful a dialog like the following will appear describing the transaction to be per formed Transaction to be performed Install ccur nsim 3 5 4 i386 ccur nstar rt i Update nuu 1 0 1 rhel3 i386 ccur nuu 1 e Performing the following to resolve dependencies Install ccur nsim docs rt 3 5 4 i386 ccur nstar rt Total download size 2 6Mb OK Cancel In this example the ccur nsim package was selected for installation and the nuu pack age was selected for update NUU d
15. ernel kernel smp kernel enterprise kernel debug kernel unsupported The install only behavior can create duplicate packages on the system The reason for this is that as part of a kernel update the currently running kernel might be removed This can be problematic for the running system Furthermore the kernel is the most critical compo nent of the system and a bug in the newer version of the kernel could render the system unable to boot Having the older kernel available is useful in an emergency since it pre sumably worked and can be booted so that problems can be fixed Other Main Window Functions 1 8 The Main Window has additional menu items Under the Program menu the menu item Quit will cause NUU to exit Alternatively Ctrl Q may be pressed Under the Cache menu there are several menu items Table 1 3 Cache Menu Items Menu Item Meaning Clean Headers Clean RPM package headers containing basic informa tion about packages that are or once were available Clean Packages Clean RPM packages for packages that are or once were available This is useful for recovering disk space con sumed by RPM packages that already have been installed Log Window NUU Table 1 3 Cache Menu Items Menu Item Meaning Clean XML Metadata Clean XML metadata containing information about packages provided by each repository This along with Clean Pickled Cache is useful forcing a download of new availabl
16. etermined that this would cause an unresolved depen dency because ccur nsim requires the ccur nsim docs capability It resolved that by suggesting that the ccur nsim docs rt package also should be installed as it pro vides that capability The user can press OK to accept the transaction presented by NUU or can press Cancel to return to the Main Window to do something different If OK is selected NUU will download any required rpm packages and then will install or update them and if any removals were selected it will remove those packages If any fatal errors are detected either during the attempt to resolve dependencies or during the actual transaction an error dialog will be displayed and the apply will be aborted Suite and Group Removal One of the main differences between suites and groups concerns their removal If a suite is removed it does not remove the packages on which it depends This derives from the fact that a suite really is just a special rpm package However if a group is removed all its packages are removed Install only Packages Some packages are treated as install only NUU will only install them and never update them This is regardless of the fact that the Update graphic is available for them in the 1 7 NUU User s Guide package list s Action column and that the Apply dialog can claim that they will be updated By default the set of install only packages includes those with the following names k
17. he NUU Repository Configuration Editor to open with an appearance like the following Sess Perm Identifier 7 ccur endigen Concurrent Endigen 7 ccur fortran Concurrent Fortran 77 ccur math High Performance Math Library 7 ccur maxada Concurrent MAXAda ccur maxaxi Concurrent AXI for MAXAda ccur nstar Ix Concurrent NightStar LX ccur nstar Ix legacy Concurrent NightStar LX Legacy ccur nstar rt Concurrent NightStar RT Add NUU User s Guide This editor displays a list of all repositories configured on the system There are four col umns displayed The first is a checkbox which indicates whether or not the repository is enabled during this session The second indicates whether or not the repository s persistent configuration is enabled The third is the identifier for the repository And the last is a descriptive name for the repository To enable or disable a repository during this session simply press mouse button 1 typi cally the left mouse button in the first column for the particular repository This toggles the checkbox To enable or disable a repository permanently simply press mouse button 1 typically the left mouse button in the second column for the repository This toggles the checkbox If checked the enabled flag is turned on for that repository if unchecked the enabled flag is turned off for that repository T
18. here is no way to set the enabled flag to the system wide default using these checkboxes but this can be done by editing the repository configura tion To edit the configuration for an existing repository simply click on any other column for the particular repository and then press the Edit button This will open window to edit the configuration parameters of the particular repository To add a new repository configuration either of the Add or Copy buttons can be pressed If Add is pressed it opens the editor for repository configuration parameters and adds that repository when the parameters have been specified If the Copy button is pressed it cop les the currently selected repository configuration into the editor for repository configura tion parameters so that they can be modified before being added To remove existing repository configurations select them and press the Remove button The Reset All button undoes changes to all repository configurations reverting them all the way back to their values since the last Apply or since the Repository Configura tion Editor was opened whichever was more recent The Cancel button operates like the Reset All button but also closes the Repository Configuration Editor The Apply button actually changes the repository configurations on the system Changes have no effect until and unless Apply or OK is pressed The OK button operates like the Apply button but also closes the Repository C
19. manually They are the same files as used by yum 8 They are etc yum conf and files of the form etc yum repos d name repo See yum conf 5 for details NUU User s Guide
20. merous sub activities The upper progress bar describes the sub activity currently in progress and estimates the percentage of its progress completed The lower progress bar describes the entire activity and esti mates the percentage of its progress completed The progress bars will continue to exist after start up to display other long term activities Caveats Not all sub activities can show incremental progress Sub activi ties which do not will display only 0 and 100 progress They still are displayed in the upper progress bar to give an indication of the sub activity in progress even though the percentage of that progress cannot be estimated It is not always possible to know the relative proportions of the durations of heterogeneous sub activities The lower progress bar uses a set of heuristics to estimate the relative proportions of many heterogeneous sub activities Main Window NUU Once NUU is initialized additional items will be added to the initial window and it will be a fully functioning Main Window NUU s main window displays packages which are installed or are available for installa tion or update from the configured repositories It allows the user a number of ways to determine which packages are displayed and it allows the user to control which packages will be installed updated or removed It also allows the user to display information about each package Following is an example of the window s initial appeara
21. nce SRE RESTE GP ODD VEE GRD TEMPE LE RS ERU Dane 21 LE BRL ODD METALL GR ODT CAPT ROT TAT Wi Program Windows Repositories Cache Help Fiter Fiter View Updatable Include Groups Action State Kind Version Repository Architecture Size Build Time o Wy w 13 1 Lrhel3 nuu 1386 L2Mb Thu Aug 10 13 44 55 200 1 a Resize Refresh Set Install Update of Selected T Set Update of All Out of Date Clear Actions Package List Controls Initially NUU displays only updatable packages That is it displays packages which are installed but for which newer versions are available This is evidenced by the control near the upper right which reads View Updatable Updatable packages are easily identifiable because their State column contains a red disc with an exclamation point and because their text also is in red Other possible values for this control are View Installable View Removable and View All Installable packages are those for which no version is installed but one is avail able to be installed They are identified by the absence of a graphic in their State column and because their text is tan Removable packages are any packages which currently are installed They include all updatable packages as described above They also include packages for which a version is installed and no newer version is available in any config ured repository Packages which are installed and for which no newer version is available 1 3
22. ng 1 6 Suite and Group Removal 1 7 Install only Packages 1 7 Other Main Window Functions 1 8 Log Window sisi issues uns Lans aan MERE G Ne RE e EY ES 1 9 Package D seription e ERE e rp RERUM rente 1 11 Repository Configuration Editor 1 13 Browsing Repositories sean Re e RR RR RR eles 1 14 Repository Configuration 1 15 Manual Configuration 1 17 iii NUU User s Guide NUU NUU Network Update Utility is a graphical user interface which allows a user to make modifications to the installed rpmTM packages on a system Its capabilities are nstall new packages or update existing packages by downloading them from a yum package repository Remove existing packages Configure sets of repositories from which to obtain new and updated pack ages Examine installed packages or packages available for installation or update nstall update or remove groups of packages nstall or update suites of packages Command Line Options Use the following command to start NUU nuu options Usually no options are necessary But the following are available r repo editor Start by bringing up the repository configuration editor Use this to edit
23. nificantly slower than the Filter mode The last remaining control is in the upper right and is a check box labeled Include Groups Groups are discussed in Table 1 1 Package List Columns on page 1 5 under Kind and in Suite and Group Removal on page 1 7 If the box is checked then groups are displayed in the package list otherwise they are not Package List Content NUU Each line in the package list describes a package a suite of packages or a group of pack ages However throughout this document frequently the term package is used for brevity In the case of the package list it implies not just packages but also suites and groups Each column describes an aspect of that package The columns are as follows Table 1 1 Package List Columns Column Name Meaning Action State Kind Name Version Repository This controls whether the package will be installed updated or removed It is discussed in Installing Updating and Removing on page 1 6 The absence of a graphic indicates that the package is not installed but is available for installation A green disc indicates that the package is installed and no newer ver sion exists in any of the configured repositories A red disc with an exclamation point indicates that the package is installed but that a newer version exists in one of the configured repositories A graphic of a tan single package indicates that this an ordinary rpm package
24. onfig uration Editor If any changes were made to the system s repository configuration when the Repository Configuration Editor is closed a Refresh of the package list will occur automatically Browsing Repositories To view the contents of a repository press the Browse Repository button It will start an external web browser to view the contents of the selected repository Alternatively while the mouse pointer is hovering over a repository in the repository list press mouse button 3 usually the right mouse button and pop up menu will appear allowing selection of the Browse Repository menu item Repository Configuration NUU After selecting a repository configuration to be edited or pressing Add or Copy a new window appears with the current parameters of the selected repository configuration For example the window might appear as follows Identifier ccur nuu repo Name ccur nuu repo http redhawk ccur com ccur nuu rhel3 basearch Mirror list URL r Buffet Authentication Name Password c Repository Options Enabled Yes Check GPG Keys No Other Options r Configuration File expert File etciyum repos d ccur nuu repo Sort Position fo E Reset Cancel OK Those parameters can be modified The parameters are as follows Table 1 7 Repository Configuration Parameters Parameter M
25. ted This is described in Package Description on page 1 11 Pressing mouse button 3 usually the right mouse button while on the line for any pack age and in the Repository column will cause a pop up menu to appear from which a Browse Repository menu item can be selected See Browsing Repositories on page 1 14 for an explanation of this functionality Also available in the pop up menu is a Describe menu item which is described in Package Description on page 1 11 Sometimes it may be desirable to see details of a transaction that is taking place or that has taken place The Log Window is provided for this purpose It is opened using by select 1 9 NUU User s Guide 1 10 ing the Windows menu and then selecting the Log menu item Alternatively it can be opened by pressing Ctrl L A window like the following will appear Update nuu i386 0 1 0 1 rhel3 ccur nuu Performing the following to resolve dependencies Install ccur nsim docs rti386 0 3 5 4 ccur nstar rt Total download size 2 6 M Applying OK Downloading Packages Running Transaction Test error failed to stat kong king Stale NFS file handle Finished Transaction Test Transaction Test Succeeded Running Transaction error failed to stat kong king Stale NFS file handle Installing ccur nsim docs rt Installing ccur nsim Updating nuu Completing update for nuu 4 4 Installed ccur nsim i386 0 3 5 4 Dependency Installed ccur nsim do
26. the repositories before attempting to read information from them 1 log Start with the log window displayed disablerepo r Start with repositories whose identifiers match the pattern r disabled enablerepo r Start with repositories whose identifiers match the pattern r enabled 1 1 NUU User s Guide Graphical User Interface Starting 1 2 Most graphical items provide tool tips If unsure of the meaning of a particular user con trol or other item simply move the mouse pointer over the item and let it hover there briefly A tool tip will appear in a small transient window explaining the item Most dialogs support pressing Enter to perform the default action for that dialog Simi larly they support pressing Escape to cancel an action if appropriate and close the dia log When NUU is started it first initializes itself by downloading information from remote repositories although this may be skipped if information was cached locally by a previous invocation of NUU or yum and that information is reasonably current and then loading that information If the number of packages installed or the number of packages available in configured repositories is very large this may take a while The initial window is abbre viated and displays two progress bars Reading repository metadata for ccur nstar rt devel 100 q Initializing Total Progress rae Frequently a NUU activity will be comprised of nu
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