X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=data%2FPVE%2FProcFSTools.pm;h=e0a882854d72dd8a9dd6c765e17e81bf9b3d95c3;hb=0758d0928c035e4447e657f8dab499f1a09e2c65;hp=4c1591cd8049b01dc488d7d908133c92ac2fc84a;hpb=4235c2f396f36cf0f8898c5179d261ad66ac68f7;p=pve-common.git

diff --git a/data/PVE/ProcFSTools.pm b/data/PVE/ProcFSTools.pm
index 4c1591c..e0a8828 100644
--- a/data/PVE/ProcFSTools.pm
+++ b/data/PVE/ProcFSTools.pm
@@ -1,6 +1,7 @@
 package PVE::ProcFSTools;
 
 use strict;
+use warnings;
 use POSIX;
 use Time::HiRes qw (gettimeofday);
 use IO::File;
@@ -175,6 +176,7 @@ sub read_meminfo {
 	memtotal => 0,
 	memfree => 0,
 	memused => 0,
+	memshared => 0,
 	swaptotal => 0,
 	swapfree => 0,
 	swapused => 0,
@@ -199,6 +201,9 @@ sub read_meminfo {
     $res->{swapfree} = $d->{swapfree};
     $res->{swapused} = $res->{swaptotal} - $res->{swapfree};
 
+    my $spages = PVE::Tools::file_read_firstline("/sys/kernel/mm/ksm/pages_sharing");
+    $res->{memshared} = int($spages) * 4096;
+
     return $res;
 }
 
@@ -241,4 +246,14 @@ sub read_proc_net_dev {
     return $res;
 }
 
+sub write_proc_entry {
+    my ($filename, $data) = @_;#
+
+    my $fh = IO::File->new($filename,  O_WRONLY);
+    die "unable to open file '$filename' - $!\n" if !$fh;
+    die "unable to write '$filename' - $!\n" unless print $fh $data;
+    die "closing file '$filename' failed - $!\n" unless close $fh;
+    $fh->close();
+}
+
 1;