diff options
author | Rich Ercolani <[email protected]> | 2022-05-09 19:33:55 -0400 |
---|---|---|
committer | GitHub <[email protected]> | 2022-05-09 16:33:55 -0700 |
commit | a30927f763834d3b16b4945ff8d5638ede69d545 (patch) | |
tree | a48182f9596e35ec6514de94de3853e6d92ad310 /man | |
parent | a18d13c200b1d3e059d9435a557093148a10ace6 (diff) |
Add workaround for broken Linux pipes
Linux has an unresolved hang if you resize a pipe with bytes
in it.
Since there's no obvious way to detect this happening, added a
workaround to disable resizing the pipe buffer if you set an
environment variable.
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Rich Ercolani <[email protected]>
Closes #13309
Diffstat (limited to 'man')
-rw-r--r-- | man/man8/zfs.8 | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/man/man8/zfs.8 b/man/man8/zfs.8 index 08996861a..bf8e86a5b 100644 --- a/man/man8/zfs.8 +++ b/man/man8/zfs.8 @@ -745,6 +745,14 @@ to use to mount ZFS datasets. This option is provided for backwards compatibility with older ZFS versions. .El +.Bl -tag -width "ZFS_SET_PIPE_MAX" +.It Sy ZFS_SET_PIPE_MAX +Tells +.Nm zfs +to set the maximum pipe size for sends/recieves. +Disabled by default on Linux +due to an unfixed deadlock in Linux's pipe size handling code. +.El . .Sh INTERFACE STABILITY .Sy Committed . |