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From: Leo Nunner <l.nunner@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Mon, 14 Nov 2022 13:01:53 +0100
Message-Id: <20221114120153.58169-1-l.nunner@proxmox.com>
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Subject: [pve-devel] [PATCH storage] fix #3004: show progress of offline
migration in task log
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dd supports a 'status' flag, which enables it to show the copied bytes,
duration, and the transfer rate, which then get printed to stderr.
Signed-off-by: Leo Nunner <l.nunner@proxmox.com>
---
PVE/Storage/LVMPlugin.pm | 2 +-
PVE/Storage/Plugin.pm | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/PVE/Storage/LVMPlugin.pm b/PVE/Storage/LVMPlugin.pm
index a706e0c..4b951e7 100644
--- a/PVE/Storage/LVMPlugin.pm
+++ b/PVE/Storage/LVMPlugin.pm
@@ -645,7 +645,7 @@ sub volume_export {
$size = int($1);
});
PVE::Storage::Plugin::write_common_header($fh, $size);
- run_command(['dd', "if=$file", "bs=64k"], output => '>&'.fileno($fh));
+ run_command(['dd', "if=$file", "bs=64k", "status=progress"], output => '>&'.fileno($fh));
}
sub volume_import_formats {
diff --git a/PVE/Storage/Plugin.pm b/PVE/Storage/Plugin.pm
index 8a41df1..e35fa97 100644
--- a/PVE/Storage/Plugin.pm
+++ b/PVE/Storage/Plugin.pm
@@ -1496,7 +1496,7 @@ sub volume_export {
goto unsupported if $with_snapshots || $file_format eq 'subvol';
write_common_header($fh, $size);
if ($file_format eq 'raw') {
- run_command(['dd', "if=$file", "bs=4k"], output => '>&'.fileno($fh));
+ run_command(['dd', "if=$file", "bs=4k", "status=progress"], output => '>&'.fileno($fh));
} else {
run_command(['qemu-img', 'convert', '-f', $file_format, '-O', 'raw', $file, '/dev/stdout'],
output => '>&'.fileno($fh));
@@ -1506,7 +1506,7 @@ sub volume_export {
my $data_format = $1;
goto unsupported if !$with_snapshots || $file_format ne $data_format;
write_common_header($fh, $size);
- run_command(['dd', "if=$file", "bs=4k"], output => '>&'.fileno($fh));
+ run_command(['dd', "if=$file", "bs=4k", "status=progress"], output => '>&'.fileno($fh));
return;
} elsif ($format eq 'tar+size') {
goto unsupported if $file_format ne 'subvol';
--
2.30.2