debug opt

git debug options

[!TIP]

OPTION DESCRIPTION
GIT_TRACE Enable general trace messages
GIT_CURL_VERBOSE DEPRECATED: Print HTTP headers (similar to curl -v)
GIT_TRACE_CURL Print HTTP headers (similar to curl -v)
GIT_TRACE_CURL_NO_DATA -
GIT_SSH_COMMAND="ssh -vvv" Print SSH debug messages (similar to ssh -vvv)
GIT_TRACE_PACK_ACCESS Enable trace messages for all accesses to any packs
GIT_TRACE_PACKET Enable trace messages for all packets coming in or out of a given program
GIT_TRACE_PACKFILE Enable tracing of packfiles sent or received by a given program
GIT_TRACE_PERFORMANCE Enable performance related trace messages
GIT_TRACE_SETUP Enable trace messages printing the .git, working tree and current working directory after Git has completed its setup phase
GIT_TRACE_SHALLOW Enable trace messages that can help debugging fetching/cloning of shallow repositories

Linux

$ GIT_TRACE=true             \
  GIT_CURL_VERBOSE=true      \
  GIT_SSH_COMMAND="ssh -vvv" \
  GIT_TRACE_PACK_ACCESS=true \
  GIT_TRACE_PACKET=true      \
  GIT_TRACE_PACKFILE=true    \
  GIT_TRACE_PERFORMANCE=true \
  GIT_TRACE_SETUP=true       \
  GIT_TRACE_SHALLOW=true     \
  <git command here>
  • or

    $ GIT_SSH_COMMAND='ssh -vvT' <git command here>
    
  • or

    $ set -x;
    $ GIT_TRACE=2             \
      GIT_CURL_VERBOSE=2      \
      GIT_TRACE_PERFORMANCE=2 \
      GIT_TRACE_PACK_ACCESS=2 \
      GIT_TRACE_PACKET=2      \
      GIT_TRACE_PACKFILE=2    \
      GIT_TRACE_SETUP=2       \
      GIT_TRACE_SHALLOW=2     \
     git pull origin master -v -v;
    $ set +x
    

example

  • GIT_TRACE_PACK_ACCESS

    $ GIT_TRACE_PACK_ACCESS=true git status
    17:25:02.292444 packfile.c:1656         .git/objects/pack/pack-2c56c1344ec68590771337aac300d34d4419b7a8.pack 182822
    17:25:02.292570 packfile.c:1656         .git/objects/pack/pack-2c56c1344ec68590771337aac300d34d4419b7a8.pack 251298
    On branch marslo
    Your branch is up to date with 'origin/marslo'.
    
    Changes not staged for commit:
      (use "git add <file>..." to update what will be committed)
      (use "git restore <file>..." to discard changes in working directory)
            modified:   devops/git/config.md
            modified:   devops/git/troubleshooting.md
    
    17:25:03.107800 packfile.c:1656         .git/objects/pack/pack-2c56c1344ec68590771337aac300d34d4419b7a8.pack 182822
    17:25:03.115308 packfile.c:1656         .git/objects/pack/pack-2c56c1344ec68590771337aac300d34d4419b7a8.pack 251298
    no changes added to commit (use "git add" and/or "git commit -a")
    
  • GIT_TRACE_PACKET

    $ GIT_TRACE_PACKET=true git ls-remote origin
    17:26:07.252939 pkt-line.c:85           packet:    ls-remote< version 2
    17:26:07.253054 pkt-line.c:85           packet:    ls-remote< agent=git/github-cbc05ce31956
    17:26:07.253061 pkt-line.c:85           packet:    ls-remote< ls-refs=unborn
    17:26:07.253065 pkt-line.c:85           packet:    ls-remote< fetch=shallow wait-for-done filter
    17:26:07.253068 pkt-line.c:85           packet:    ls-remote< server-option
    17:26:07.253072 pkt-line.c:85           packet:    ls-remote< object-format=sha1
    17:26:07.253075 pkt-line.c:85           packet:    ls-remote< 0000
    17:26:07.253080 pkt-line.c:85           packet:    ls-remote> command=ls-refs
    17:26:07.253120 pkt-line.c:85           packet:    ls-remote> agent=git/2.42.0.325.g3a06386e31
    17:26:07.253141 pkt-line.c:85           packet:    ls-remote> object-format=sha1
    17:26:07.253145 pkt-line.c:85           packet:    ls-remote> 0001
    17:26:07.253149 pkt-line.c:85           packet:    ls-remote> peel
    17:26:07.253152 pkt-line.c:85           packet:    ls-remote> symrefs
    17:26:07.253190 pkt-line.c:85           packet:    ls-remote> unborn
    17:26:07.253194 pkt-line.c:85           packet:    ls-remote> 0000
    17:26:07.442198 pkt-line.c:85           packet:    ls-remote< 57cc656c9ba9c0acc8e154e2f90ed71db38d9f9d HEAD symref-target:refs/heads/gh-pages
    17:26:07.442296 pkt-line.c:85           packet:    ls-remote< 27a6c1fecf9884b1b0d29f2f1a49855f071900b1 refs/heads/archive/gitbook
    17:26:07.442309 pkt-line.c:85           packet:    ls-remote< 57cc656c9ba9c0acc8e154e2f90ed71db38d9f9d refs/heads/gh-pages
    17:26:07.442316 pkt-line.c:85           packet:    ls-remote< cc85933d8668be4b27ec6d4e3acfc4a63fb29e91 refs/heads/gitbook
    17:26:07.442322 pkt-line.c:85           packet:    ls-remote< 724d0b8d74cad6ccdb9cb2a57aede7dac74210bc refs/heads/marslo
    17:26:07.442328 pkt-line.c:85           packet:    ls-remote< 5ba1e42dd5cca96e01632f5c72de5ce71710a827 refs/heads/sample
    17:26:07.442335 pkt-line.c:85           packet:    ls-remote< 7b9e77ce7fd9bb3d2af98e3c0769e8d54f197fe2 refs/heads/sandbox/marslo/2f8293596-issue-fix
    17:26:07.442341 pkt-line.c:85           packet:    ls-remote< 7315e94fd4f71492a0b50dc799bde189eb2ad895 refs/pull/1/head
    17:26:07.442348 pkt-line.c:85           packet:    ls-remote< 2fa1e6a8628b628bc46298eb13a68423c9fe0f83 refs/remotes/origin/gh-pages
    17:26:07.442354 pkt-line.c:85           packet:    ls-remote< d16adaeaf61d2f25add763691b1a7c832db12de3 refs/remotes/origin/marslo
    17:26:07.442360 pkt-line.c:85           packet:    ls-remote< 0000
    57cc656c9ba9c0acc8e154e2f90ed71db38d9f9d        HEAD
    27a6c1fecf9884b1b0d29f2f1a49855f071900b1        refs/heads/archive/gitbook
    57cc656c9ba9c0acc8e154e2f90ed71db38d9f9d        refs/heads/gh-pages
    cc85933d8668be4b27ec6d4e3acfc4a63fb29e91        refs/heads/gitbook
    724d0b8d74cad6ccdb9cb2a57aede7dac74210bc        refs/heads/marslo
    5ba1e42dd5cca96e01632f5c72de5ce71710a827        refs/heads/sample
    7b9e77ce7fd9bb3d2af98e3c0769e8d54f197fe2        refs/heads/sandbox/marslo/2f8293596-issue-fix
    7315e94fd4f71492a0b50dc799bde189eb2ad895        refs/pull/1/head
    2fa1e6a8628b628bc46298eb13a68423c9fe0f83        refs/remotes/origin/gh-pages
    d16adaeaf61d2f25add763691b1a7c832db12de3        refs/remotes/origin/marslo
    17:26:07.442965 pkt-line.c:85           packet:    ls-remote> 0000
    
  • GIT_TRACE_PERFORMANCE

    $ GIT_TRACE_PERFORMANCE=true git gc
    17:26:40.366194 trace.c:414             performance: 0.647718530 s: git command: /usr/local/libexec/git-core/git pack-refs --all --prune
    17:26:41.773137 trace.c:414             performance: 1.370108227 s: git command: /usr/local/libexec/git-core/git reflog expire --all
    17:26:42.948989 read-cache.c:2388       performance: 0.005399312 s:  read cache .git/index
    Enumerating objects: 147825, done.
    Counting objects: 100% (147825/147825), done.
    Delta compression using up to 4 threads
    Compressing objects: 100% (29746/29746), done.
    Writing objects: 100% (147825/147825), done.
    Total 147825 (delta 116636), reused 147130 (delta 115980), pack-reused 0
    17:27:22.708361 trace.c:414             performance: 40.753740844 s: git command: /usr/local/libexec/git-core/git pack-objects --local --delta-base-offset .git/objects/pack/.tmp-26505-pack --keep-true-parents --honor-pack-keep --non-empty --all --reflog --indexed-objects
    17:27:24.196894 trace.c:414             performance: 1.380585771 s: git command: /usr/local/libexec/git-core/git pack-objects --local --delta-base-offset .git/objects/pack/.tmp-26505-pack --cruft --cruft-expiration=2.weeks.ago --honor-pack-keep --non-empty
    Removing duplicate objects: 100% (256/256), done.
    17:27:28.456295 trace.c:414             performance: 46.624001391 s: git command: /usr/local/libexec/git-core/git repack -d -l --cruft --cruft-expiration=2.weeks.ago
    17:27:28.540513 read-cache.c:2388       performance: 0.014518135 s:  read cache .git/index
    Checking connectivity: 147825, done.
    17:27:35.103105 trace.c:414             performance: 6.640800087 s: git command: /usr/local/libexec/git-core/git prune --expire 2.weeks.ago
    17:27:35.176525 trace.c:414             performance: 0.052737824 s: git command: /usr/local/libexec/git-core/git worktree prune --expire 3.months.ago
    17:27:35.246068 trace.c:414             performance: 0.067587160 s: git command: /usr/local/libexec/git-core/git rerere gc
    17:27:35.502502 trace.c:414             performance: 55.861145774 s: git command: git gc
    
  • GIT_TRACE_SETUP

    $ GIT_TRACE_SETUP=true git status
    17:28:21.186201 trace.c:314             setup: git_dir: .git
    17:28:21.186281 trace.c:315             setup: git_common_dir: .git
    17:28:21.186288 trace.c:316             setup: worktree: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:21.186290 trace.c:317             setup: cwd: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:21.186292 trace.c:318             setup: prefix: docs/
    17:28:21.186300 chdir-notify.c:68       setup: chdir from '/mnt/c/iMarslo/tools/git/marslo/ibook' to '/mnt/c/iMarslo/tools/git/marslo/ibook'
    On branch marslo
    Your branch is up to date with 'origin/marslo'.
    
    Changes not staged for commit:
      (use "git add <file>..." to update what will be committed)
      (use "git restore <file>..." to discard changes in working directory)
            modified:   devops/git/config.md
            modified:   devops/git/troubleshooting.md
    
    17:28:25.320340 trace.c:314             setup: git_dir: .git
    17:28:25.320399 trace.c:315             setup: git_common_dir: .git
    17:28:25.320404 trace.c:316             setup: worktree: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:25.320405 trace.c:317             setup: cwd: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:25.320407 trace.c:318             setup: prefix: (null)
    17:28:25.630382 trace.c:314             setup: git_dir: .git
    17:28:25.630449 trace.c:315             setup: git_common_dir: .git
    17:28:25.630454 trace.c:316             setup: worktree: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:25.630456 trace.c:317             setup: cwd: /mnt/c/iMarslo/tools/git/marslo/ibook
    17:28:25.630458 trace.c:318             setup: prefix: (null)
    no changes added to commit (use "git add" and/or "git commit -a")
    

windows

C:\> set GIT_TRACE=true
C:\> set GIT_CURL_VERBOSE=true
C:\> set GIT_SSH_COMMAND=ssh -vvv
C:\> <git command here>

plugins/components

diff-highlight: command not found

  • ubuntu
    $ dpkg -L git | grep diff-highlight
    
  • centos/rhel
    $ rpm -ql git | grep diff-highlight
    
  • arch
    $ pacman -Ql git | grep diff-highlight
    
$ sudo ln -sf /path/to/diff-highlight /usr/bin/diff-highlight

error: RPC failed

[!TIP] error: RPC failed; curl 92 LibreSSL SSL_read: error:02FFF03C:system library:func(4095):Operation timed out

references:

$ git config [--global] http.postBuffer 524288000
$ git config [--global] http.sslVerify false

installation

Ubuntu

no refs in common and none specified; doing nothing.

  • error

    $ git push
    No refs in common and none specified; doing nothing.
    Perhaps you should specify a branch such as 'master'.
    Everything up-to-date
    
  • solution: git push -u origin master

    $ git push -u origin master
    Counting objects: 40, done.
    Delta compression using up to 4 threads.
    Compressing objects: 100% (40/40), done.
    Writing objects: 100% (40/40), 133.46 KiB | 0 bytes/s, done.
    Total 40 (delta 6), reused 0 (delta 0)
    To git@github.com:Marslo/LaunchySkins.git
    \* [new branch]      master -> master
    \* Branch master set up to track remote branch master from origin.
    

CentOS

/bin/sh: cc

  • error:

    $ make prefix=/usr/local/myprograms/git
    GIT_VERSION = 2.1.0
        * new build flags
        CC credential-store.o
    /bin/sh: cc: command not found
    make: *** [credential-store.o] Error 127
    
  • solution:

    $ yum install gcc gcc-g++ g++ make
    

openssl/ssl.h

  • error:

    $ make prefix=/usr/local/myprograms/git
        CC credential-store.o
    In file included from cache.h:4,
                     from credential-store.c:1:
    git-compat-util.h:213:25: warning: openssl/ssl.h: No such file or directory
    git-compat-util.h:214:25: warning: openssl/err.h: No such file or directory
    git-compat-util.h:326:25: warning: openssl/evp.h: No such file or directory
    git-compat-util.h:327:26: warning: openssl/hmac.h: No such file or directory
    git-compat-util.h:329:28: warning: openssl/x509v3.h: No such file or directory
    In file included from credential-store.c:1:
    cache.h:12:21: warning: openssl/sha.h: No such file or directory
    cache.h:20:18: warning: zlib.h: No such file or directory
    In file included from credential-store.c:1:
    cache.h:22: error: expected specifier-qualifier-list before ‘z_stream’
    make: *** [credential-store.o] Error 1
    
  • solution:

    $ yum install openssl openssl-devel zlib-devel libcurl libcurl-devel
    

expat.h

  • error:

    $ make prefix=/usr/local/myprograms/git
    http-push.c:17:19: warning: expat.h: No such file or directory
    http-push.c:832: warning: type defaults to ‘int’ in declaration of ‘XML_Char’
    http-push.c:832: error: expected ‘;’, ‘,’ or ‘)’ before ‘*’ token
    
  • solution:

    # centos/rhel
    $ sudo yum install -y expat-devel
    # ubuntu
    $ sudo apt install -y libexpat1-dev
    

asciidoc

  • error:

    /bin/sh: line 1: asciidoc: command not found
    
    make[1]: *** [git-add.html] Error 127
    make[1]: Leaving directory `/root/Software/git-master/Documentation'
    make: *** [doc] Error 2
    
  • solution:

    $ sudo yum install docbook-style-xsl
    $ sudo rpm -ivh http://pkgs.repoforge.org/asciidoc/asciidoc-8.6.9-1.el6.rfx.noarch.rpm
    
    # or
    $ wget http://downloads.sourceforge.net/project/asciidoc/asciidoc/8.6.9/asciidoc-8.6.9.tar.gz
    $ tar xf asciidoc-8.6.9.tar.gz
    $ autoconf
    $ ./configure
    $ make
    $ sudo make install
    

docbook2x-texi

  • error:

    DB2TEXI user-manual.texi
    /bin/sh: 2: docbook2x-texi: not found
    make[1]: *** [user-manual.texi] Error 127
    make[1]: Leaving directory `/home/marslo/Tools/Software/Programming/Git/git-master/Documentation'
    make: *** [info] Error 2
    
  • solution:

    $ sudo yum -y --enablerepo=*epel* install docbook2X
    $ sudo ln -s /usr/bin/db2x_docbook2texi /usr/bin/docbook2x-texi
    

xmlto

  • error:

    /bin/sh: line 1: xmlto: command not found
    make[1]: *** [git-add.1] Error 127
    make[1]: Leaving directory `/root/Software/git-master/Documentation'
    make: *** [doc] Error 2
    
  • solution:

    $ sudo yum install xmlto
    

gnu/stubs-64.h

  • error:

    In file included from /usr/include/features.h:399:0,
                     from /usr/include/unistd.h:25,
                     from git-compat-util.h:158,
                     from cache.h:4,
                     from credential-store.c:1:
    /usr/include/gnu/stubs.h:10:27: fatal error: gnu/stubs-64.h: No such file or directory
     # include <gnu/stubs-64.h>
                               ^
    compilation terminated.
    make: *** [credential-store.o] Error 1
    
  • solution:

    $ sudo yum install glibc-devel
    

git diff extreamly slow

[!NOTE|label:references:]

way to debug

[!NOTE|label:references:]

$ bash -x
$ time __git_ps1
  • or
    $ bash --debugger
    $ PS4='+ ${BASH_SOURCE[0]} '
    $ set -x ; __git_ps1 ; set +x
    

solution

[!WARN|label:not been fixed yet]

  • commands

    • repack

      $ git repack -ad
      
    • gc

      $ git gc --aggressive
      
Copyright © marslo 2020-2023 all right reserved,powered by GitbookLast Modified: 2024-03-12 15:01:28

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