* [pve-devel] [Typo corrected. 0/2] *** Corrections ***
@ 2024-12-17 10:11 Alexander Abraham
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 1/2] Section on ZFS and swap corrected Alexander Abraham
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos Alexander Abraham
0 siblings, 2 replies; 4+ messages in thread
From: Alexander Abraham @ 2024-12-17 10:11 UTC (permalink / raw)
To: pve-devel; +Cc: Alexander Abraham
*** Broke down a long sentence and fixed some typos. ***
Alexander Abraham (2):
Section on ZFS and swap corrected.
Split a long sentence and corrected some typos.
local-zfs.adoc | 37 ++-----------------------------------
1 file changed, 2 insertions(+), 35 deletions(-)
--
2.39.5
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [pve-devel] [Typo corrected. 1/2] Section on ZFS and swap corrected.
2024-12-17 10:11 [pve-devel] [Typo corrected. 0/2] *** Corrections *** Alexander Abraham
@ 2024-12-17 10:11 ` Alexander Abraham
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos Alexander Abraham
1 sibling, 0 replies; 4+ messages in thread
From: Alexander Abraham @ 2024-12-17 10:11 UTC (permalink / raw)
To: pve-devel; +Cc: Alexander Abraham
---
local-zfs.adoc | 36 +-----------------------------------
1 file changed, 1 insertion(+), 35 deletions(-)
diff --git a/local-zfs.adoc b/local-zfs.adoc
index c64fb27..bcd02f7 100644
--- a/local-zfs.adoc
+++ b/local-zfs.adoc
@@ -627,41 +627,7 @@ You *must reboot* to activate these changes.
SWAP on ZFS
~~~~~~~~~~~
-Swap-space created on a zvol may generate some troubles, like blocking the
-server or generating a high IO load, often seen when starting a Backup
-to an external Storage.
-
-We strongly recommend to use enough memory, so that you normally do not
-run into low memory situations. Should you need or want to add swap, it is
-preferred to create a partition on a physical disk and use it as a swap device.
-You can leave some space free for this purpose in the advanced options of the
-installer. Additionally, you can lower the
-``swappiness'' value. A good value for servers is 10:
-
-----
-# sysctl -w vm.swappiness=10
-----
-
-To make the swappiness persistent, open `/etc/sysctl.conf` with
-an editor of your choice and add the following line:
-
---------
-vm.swappiness = 10
---------
-
-.Linux kernel `swappiness` parameter values
-[width="100%",cols="<m,2d",options="header"]
-|===========================================================
-| Value | Strategy
-| vm.swappiness = 0 | The kernel will swap only to avoid
-an 'out of memory' condition
-| vm.swappiness = 1 | Minimum amount of swapping without
-disabling it entirely.
-| vm.swappiness = 10 | This value is sometimes recommended to
-improve performance when sufficient memory exists in a system.
-| vm.swappiness = 60 | The default value.
-| vm.swappiness = 100 | The kernel will swap aggressively.
-|===========================================================
+It is strongly recommended to not use a ZFS volume for a swap partition because this could lead to deadlocks freezing thge affected system and other unpredictable behavior. The OpenZFS documentation, which can be viewed https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#using-a-zvol-for-a-swap-device-on-linux[here], warns against using a ZFS volume for a swap partition.
[[zfs_encryption]]
Encrypted ZFS Datasets
--
2.39.5
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos.
2024-12-17 10:11 [pve-devel] [Typo corrected. 0/2] *** Corrections *** Alexander Abraham
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 1/2] Section on ZFS and swap corrected Alexander Abraham
@ 2024-12-17 10:11 ` Alexander Abraham
2024-12-19 12:32 ` Fiona Ebner
1 sibling, 1 reply; 4+ messages in thread
From: Alexander Abraham @ 2024-12-17 10:11 UTC (permalink / raw)
To: pve-devel; +Cc: Alexander Abraham
---
local-zfs.adoc | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/local-zfs.adoc b/local-zfs.adoc
index bcd02f7..b662233 100644
--- a/local-zfs.adoc
+++ b/local-zfs.adoc
@@ -627,7 +627,8 @@ You *must reboot* to activate these changes.
SWAP on ZFS
~~~~~~~~~~~
-It is strongly recommended to not use a ZFS volume for a swap partition because this could lead to deadlocks freezing thge affected system and other unpredictable behavior. The OpenZFS documentation, which can be viewed https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#using-a-zvol-for-a-swap-device-on-linux[here], warns against using a ZFS volume for a swap partition.
+It is strongly recommended to not use a ZFS volume for a swap partition because this could lead to deadlocks. These deadlocks could cause the affected system to freeze.
+The OpenZFS documentation, which can be viewed https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#using-a-zvol-for-a-swap-device-on-linux[here], warns about using a ZFS volume for a swap partition.
[[zfs_encryption]]
Encrypted ZFS Datasets
--
2.39.5
_______________________________________________
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https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos.
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos Alexander Abraham
@ 2024-12-19 12:32 ` Fiona Ebner
0 siblings, 0 replies; 4+ messages in thread
From: Fiona Ebner @ 2024-12-19 12:32 UTC (permalink / raw)
To: Proxmox VE development discussion, Alexander Abraham
If you send another version of a patch series, please use the
"-v <n>, --reroll-count=<n>" option for "git format-patch".
As long as you are working on a series, you can "change history" on your
local branch. This can be done with "git rebase -i" and "git commit
--amend" and (there are also things like "git absorb"), there are plenty
tutorials on the web.
For the patch at hand, you could fold this change into the previous
patch with "--amend" and just send out the corrected patch by itself and...
Am 17.12.24 um 11:11 schrieb Alexander Abraham:
> ---
...for the corrected patch, put a changelog down here and in the cover
letter.
By prettying up your local git history, the patches will be easier to
review and when applied for real on the shared master branch, the
history will be nice to read :)
Not related to this series and depends on the situations, just
mentioning as a general hint: often one runs into problems during
development, and they might then be missing from the "clean" git
history. It's often worth mentioning those in commit messages, so they
still become a part of history.
> local-zfs.adoc | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/local-zfs.adoc b/local-zfs.adoc
> index bcd02f7..b662233 100644
> --- a/local-zfs.adoc
> +++ b/local-zfs.adoc
> @@ -627,7 +627,8 @@ You *must reboot* to activate these changes.
> SWAP on ZFS
> ~~~~~~~~~~~
>
> -It is strongly recommended to not use a ZFS volume for a swap partition because this could lead to deadlocks freezing thge affected system and other unpredictable behavior. The OpenZFS documentation, which can be viewed https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#using-a-zvol-for-a-swap-device-on-linux[here], warns against using a ZFS volume for a swap partition.
> +It is strongly recommended to not use a ZFS volume for a swap partition because this could lead to deadlocks. These deadlocks could cause the affected system to freeze.
> +The OpenZFS documentation, which can be viewed https://openzfs.github.io/openzfs-docs/Project%20and%20Community/FAQ.html#using-a-zvol-for-a-swap-device-on-linux[here], warns about using a ZFS volume for a swap partition.
>
> [[zfs_encryption]]
> Encrypted ZFS Datasets
_______________________________________________
pve-devel mailing list
pve-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
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2024-12-17 10:11 ` [pve-devel] [Typo corrected. 1/2] Section on ZFS and swap corrected Alexander Abraham
2024-12-17 10:11 ` [pve-devel] [Typo corrected. 2/2] Split a long sentence and corrected some typos Alexander Abraham
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