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authorKlaus Aehlig <klaus.aehlig@huawei.com>2024-05-03 11:05:50 +0200
committerKlaus Aehlig <klaus.aehlig@huawei.com>2024-05-03 12:35:01 +0200
commit981a4646a99740a3e02564845b3164a30c2554a5 (patch)
treeab6cabe2073c8a41fe20c608b964cb3a47a3dc78
parent8b86f071ae7f2100c0a03c2869f8fcc83a048583 (diff)
downloadjustbuild-981a4646a99740a3e02564845b3164a30c2554a5.tar.gz
Update man page and CHANGELOG to reflect blob splitting
-rw-r--r--CHANGELOG.md8
-rw-r--r--share/man/just.1.md11
2 files changed, 17 insertions, 2 deletions
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2419a0fe..15608eb0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -36,8 +36,12 @@ A feature release on top of `1.2.0`, backwards compatible.
- Support for fetching archives from FTP and TFTP was added to `just-mr`
if it was built with bundled curl. For package builds, libcurl has
enabled whatever the distro considers suitable.
-- The `gc` subcommand supports an option `--no-rotate` to carry out
- only local clean up.
+- The `gc` subcommand supports an option `--no-rotate` to carry
+ out only local clean up. Part of that local clean up, that is
+ also done as part of a full `gc`, is splitting large files. Note
+ that stable versions before `1.3.0` cannot use those split files.
+ Hence a downgrade after a `gc` with `1.3.0` (or higher) requires
+ cleaning of cache and CAS.
- The expression language has been extended and, in particular,
allows indexed access to an array (basically using it as a tuple)
and a generic form of assertion (to report user errors).
diff --git a/share/man/just.1.md b/share/man/just.1.md
index f4d613bf..ccd1964e 100644
--- a/share/man/just.1.md
+++ b/share/man/just.1.md
@@ -277,6 +277,17 @@ to the youngest generation; therefore, upon a call to **`gc`** everything
not referenced since the last call to **`gc`** is purged and the
corresponding disk space reclaimed.
+Additionally, and before doing generation rotation,
+ - left-over temporary directories (e.g., from interrupted `just`
+ invocations) are removed, and
+ - large files are split and only the chunks and the information
+ how to assemble the file from the chunks are kept; in this way
+ disk space is saved without losing information.
+
+As the non-rotating tasks can be useful in their own right, the
+`--no-rotate` option can be used to request only the clean-up tasks
+that do not lose information.
+
**`execute`**
-------------