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marsadm: do not delete versionlinks during ongoing join-resource

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This commit is contained in:
Thomas Schoebel-Theuer 2020-08-22 08:32:29 +02:00
parent 6750a4fc63
commit 8cddbc1851
1 changed files with 15 additions and 3 deletions
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18
userspace/marsadm
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@ -4307,11 +4307,23 @@ sub logdelete_res {
_create_delete($first);
}
# Determine whether a parallel join-resource is ongoing
my $transient_join = 0;
foreach my $path (lamport_glob("$mars/resource-$res/device-*")) {
my $val = get_link($path, 1);
next unless $val;
if ($val eq "(none)") {
lwarn "Transient join-resource detected at '$path'\n";
$transient_join = 1;
}
}
my @versionlinks = lamport_glob("$mars/resource-$res/version-*");
# dont remove versionlinks during split-brain as long as possible
# When join-resource is humming, or during split-brain,
# don't remove versionlinks as far as possible.
if (scalar(@versionlinks) < $max_deletions / 8 &&
!detect_splitbrain($res, 1)) {
lwarn "SPLIT BRAIN: keep some versionlinks for better reporting\n";
($transient_join ||
!detect_splitbrain($res, 1))) {
lwarn "Keeping some versionlinks\n";
return unless $force;
}
lprint "removing left-over version symlinks...\n" if $verbose;