Use Cases¶

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Packems¶

Table 1: Features of packems. Compression is not supported (see the tool compresm for this feature).

Pack local files to tar	Move to HPSS			Implemented	Comment
	tar-file with existing idx-file	tar-file without existing idx-file	non-tar-file
X	X			X
X				X	+a / --no-archive
	X			X	-A / --archive-only
		X
			X

Unpackems¶

Files listed in INDEX.txt¶

Table 2: Features of unpackems with respect to archived files listed in INDEX.txt files.

file type and location			retrieve	unpacking tar to target location			move to target location	Implemented	Comment
tar in HPSS	non-tar in HPSS / local	tar local		unpack all files	unpack all files listed INDEX	unpack selected files
X			X					X	--retrieve-only
	X		X				X	X
		X	X					X	--retrieve-only
X			X	X					not planned to be implemented
X			X		X			X
X			X			X		X	file list to unpackems call (no option preceeding)
		X	X	X					not planned to be implemented
		X	X		X			X
		X	X			X		X	file list to unpackems call (no option preceeding)

Files provided by -A / --additional-archive-file¶

Table 3: Features of unpackems with respect to archived files provided via -A / --additional-archive-file to an call of unpackems.

file type and location			retrieve	unpacking tar to target location			move to target location	Implemented	Comment
tar in HPSS	non-tar in HPSS / local	tar local		unpack all files	unpack all files listed INDEX	unpack selected files
X			X					X	--retrieve-only, prepend t: to HPSS path
	X		X				X	X	prepend t: to HPSS path when stored at HPSS
		X	X					X	--retrieve-only
X			X	X				X	prepend t: to HPSS path
X			X		X				not planned to be implemented
X			X			X			not planned to be implemented
		X	X	X				X
		X	X		X				not planned to be implemented
		X	X			X			not planned to be implemented