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Add documentation for --timeout option

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The --timeout option was introduced in [1] to prevent criu dump from
being able to hang indefinitely and allow users to adjust the time limit
in seconds for collecting tasks during the dump operation.

[1] d0ff730

Signed-off-by: Radostin Stoyanov <radostin@redhat.com>
This commit is contained in:
Radostin Stoyanov 2021-12-14 12:54:19 +00:00 • committed by Andrei Vagin
parent 583e8ca055
commit efe5d9a12d
2 changed files with 6 additions and 0 deletions
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4
Documentation/criu.txt
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@ -367,6 +367,10 @@ mount -t cgroup -o devices,freezer none devices,freezer
Allows to link unlinked files back, if possible (modifies filesystem
during *restore*).
*--timeout* 'number'::
Set a time limit in seconds for collecting tasks during the
dump operation. The timeout is 10 seconds by default.
*--ghost-limit* 'size'::
Set the maximum size of deleted file to be carried inside image.
By default, up to 1M file is allowed. Using this

2
criu/crtools.c
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@ -391,6 +391,8 @@ usage:
" -j|--" OPT_SHELL_JOB " allow one to dump and restore shell jobs\n"
" -l|--" OPT_FILE_LOCKS " handle file locks, for safety, only used for container\n"
" -L|--libdir path to a plugin directory (by default " CR_PLUGIN_DEFAULT ")\n"
" --timeout NUM a timeout (in seconds) on collecting tasks during dump\n"
" (default 10 seconds)\n"
" --force-irmap force resolving names for inotify/fsnotify watches\n"
" --irmap-scan-path FILE\n"
" add a path the irmap hints to scan\n"