diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/zfs')
| -rw-r--r-- | cddl/contrib/opensolaris/cmd/zfs/zfs.8 | 48 | ||||
| -rw-r--r-- | cddl/contrib/opensolaris/cmd/zfs/zfs_main.c | 11 |
2 files changed, 51 insertions, 8 deletions
diff --git a/cddl/contrib/opensolaris/cmd/zfs/zfs.8 b/cddl/contrib/opensolaris/cmd/zfs/zfs.8 index 2315e05..065497f 100644 --- a/cddl/contrib/opensolaris/cmd/zfs/zfs.8 +++ b/cddl/contrib/opensolaris/cmd/zfs/zfs.8 @@ -30,7 +30,7 @@ .\" .\" $FreeBSD$ .\" -.Dd June 30, 2014 +.Dd November 10, 2014 .Dt ZFS 8 .Os .Sh NAME @@ -179,12 +179,12 @@ .Ar bookmark .Nm .Cm send -.Op Fl DnPpRve +.Op Fl DnPpRveL .Op Fl i Ar snapshot | Fl I Ar snapshot .Ar snapshot .Nm .Cm send -.Op Fl e +.Op Fl eL .Op Fl i Ar snapshot Ns | Ns bookmark .Ar filesystem Ns | Ns Ar volume Ns | Ns Ar snapshot .Nm @@ -1187,6 +1187,12 @@ systems is strongly discouraged, and may adversely affect performance. .Pp The size specified must be a power of two greater than or equal to 512 and less than or equal to 128 Kbytes. +If the +.Sy large_blocks +feature is enabled on the pool, the size may be up to 1 Mbyte. +See +.Xr zpool-features 7 +for details on ZFS feature flags. .Pp Changing the file system's .Sy recordsize @@ -2477,7 +2483,7 @@ feature. .It Xo .Nm .Cm send -.Op Fl DnPpRve +.Op Fl DnPpRveL .Op Fl i Ar snapshot | Fl I Ar snapshot .Ar snapshot .Xc @@ -2549,6 +2555,22 @@ be used regardless of the dataset's property, but performance will be much better if the filesystem uses a dedup-capable checksum (eg. .Sy sha256 ) . +.It Fl L +Generate a stream which may contain blocks larger than 128KB. +This flag +has no effect if the +.Sy large_blocks +pool feature is disabled, or if the +.Sy recordsize +property of this filesystem has never been set above 128KB. +The receiving system must have the +.Sy large_blocks +pool feature enabled as well. +See +.Xr zpool-features 7 +for details on ZFS feature flags and the +.Sy large_blocks +feature. .It Fl e Generate a more compact stream by using WRITE_EMBEDDED records for blocks which are stored more compactly on disk by the @@ -2596,7 +2618,7 @@ on future versions of .It Xo .Nm .Cm send -.Op Fl e +.Op Fl eL .Op Fl i Ar snapshot Ns | Ns Ar bookmark .Ar filesystem Ns | Ns Ar volume Ns | Ns Ar snapshot .Xc @@ -2622,6 +2644,22 @@ specified as the last component of the name If the incremental target is a clone, the incremental source can be the origin snapshot, or an earlier snapshot in the origin's filesystem, or the origin's origin, etc. +.It Fl L +Generate a stream which may contain blocks larger than 128KB. +This flag +has no effect if the +.Sy large_blocks +pool feature is disabled, or if the +.Sy recordsize +property of this filesystem has never been set above 128KB. +The receiving system must have the +.Sy large_blocks +pool feature enabled as well. +See +.Xr zpool-features 7 +for details on ZFS feature flags and the +.Sy large_blocks +feature. .It Fl e Generate a more compact stream by using WRITE_EMBEDDED records for blocks which are stored more compactly on disk by the diff --git a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c index a3b461e..baac993 100644 --- a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c +++ b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c @@ -274,9 +274,9 @@ get_usage(zfs_help_t idx) case HELP_ROLLBACK: return (gettext("\trollback [-rRf] <snapshot>\n")); case HELP_SEND: - return (gettext("\tsend [-DnPpRve] [-[iI] snapshot] " + return (gettext("\tsend [-DnPpRvLe] [-[iI] snapshot] " "<snapshot>\n" - "\tsend [-e] [-i snapshot|bookmark] " + "\tsend [-Le] [-i snapshot|bookmark] " "<filesystem|volume|snapshot>\n")); case HELP_SET: return (gettext("\tset <property=value> " @@ -3709,7 +3709,7 @@ zfs_do_send(int argc, char **argv) boolean_t extraverbose = B_FALSE; /* check options */ - while ((c = getopt(argc, argv, ":i:I:RDpvnPe")) != -1) { + while ((c = getopt(argc, argv, ":i:I:RDpvnPLe")) != -1) { switch (c) { case 'i': if (fromname) @@ -3744,6 +3744,9 @@ zfs_do_send(int argc, char **argv) case 'n': flags.dryrun = B_TRUE; break; + case 'L': + flags.largeblock = B_TRUE; + break; case 'e': flags.embed_data = B_TRUE; break; @@ -3800,6 +3803,8 @@ zfs_do_send(int argc, char **argv) if (zhp == NULL) return (1); + if (flags.largeblock) + lzc_flags |= LZC_SEND_FLAG_LARGE_BLOCK; if (flags.embed_data) lzc_flags |= LZC_SEND_FLAG_EMBED_DATA; |
