Add supporting memory failure errors (memory_failure_event) to the ras-mc-ctl tool.
Sample Log, ras-mc-ctl --summary ... Memory failure events summary: Delayed errors: 4 Failed errors: 1 ...
ras-mc-ctl --errors ... Memory failure events: 1 2020-10-28 23:20:41 -0800 error: pfn=0x204000000, page_type=free buddy page, action_result=Delayed 2 2020-10-28 23:31:38 -0800 error: pfn=0x204000000, page_type=free buddy page, action_result=Delayed 3 2020-10-28 23:54:54 -0800 error: pfn=0x205000000, page_type=free buddy page, action_result=Delayed 4 2020-10-29 00:12:25 -0800 error: pfn=0x204000000, page_type=free buddy page, action_result=Delayed 5 2020-10-29 00:26:36 -0800 error: pfn=0x204000000, page_type=free buddy page, action_result=Failed
Signed-off-by: Shiju Jose shiju.jose@huawei.com --- util/ras-mc-ctl.in | 36 +++++++++++++++++++++++++++++++++++- 1 file changed, 35 insertions(+), 1 deletion(-)
diff --git a/util/ras-mc-ctl.in b/util/ras-mc-ctl.in index d8abdbd..eebcc4e 100755 --- a/util/ras-mc-ctl.in +++ b/util/ras-mc-ctl.in @@ -1120,7 +1120,7 @@ sub summary { require DBI; my ($query, $query_handle, $out); - my ($err_type, $label, $mc, $top, $mid, $low, $count, $msg); + my ($err_type, $label, $mc, $top, $mid, $low, $count, $msg, $action_result); my ($etype, $severity, $etype_string, $severity_string); my ($dev_name, $dev); my ($mpidr); @@ -1225,6 +1225,22 @@ sub summary } $query_handle->finish;
+ # Memory failure errors + $query = "select action_result, count(*) from memory_failure_event group by action_result"; + $query_handle = $dbh->prepare($query); + $query_handle->execute(); + $query_handle->bind_columns(($action_result, $count)); + $out = ""; + while($query_handle->fetch()) { + $out .= "\t$action_result errors: $count\n"; + } + if ($out ne "") { + print "Memory failure events summary:\n$out\n"; + } else { + print "No Memory failure errors.\n\n"; + } + $query_handle->finish; + # MCE mce_record errors $query = "select error_msg, count(*) from mce_record group by error_msg"; $query_handle = $dbh->prepare($query); @@ -1253,6 +1269,7 @@ sub errors my ($bus_name, $dev_name, $driver_name, $reporter_name); my ($dev, $sector, $nr_sector, $error, $rwbs, $cmd); my ($error_count, $affinity, $mpidr, $r_state, $psci_state); + my ($pfn, $page_type, $action_result);
my $dbh = DBI->connect("dbi:SQLite:dbname=$dbname", "", "", {});
@@ -1384,6 +1401,23 @@ sub errors } $query_handle->finish;
+ # Memory failure errors + $query = "select id, timestamp, pfn, page_type, action_result from memory_failure_event order by id"; + $query_handle = $dbh->prepare($query); + $query_handle->execute(); + $query_handle->bind_columns(($id, $timestamp, $pfn, $page_type, $action_result)); + $out = ""; + while($query_handle->fetch()) { + $out .= "$id $timestamp error: "; + $out .= "pfn=$pfn, page_type=$page_type, action_result=$action_result\n"; + } + if ($out ne "") { + print "Memory failure events:\n$out\n"; + } else { + print "No Memory failure errors.\n\n"; + } + $query_handle->finish; + # MCE mce_record errors $query = "select id, timestamp, mcgcap, mcgstatus, status, addr, misc, ip, tsc, walltime, cpu, cpuid, apicid, socketid, cs, bank, cpuvendor, bank_name, error_msg, mcgstatus_msg, mcistatus_msg, user_action, mc_location from mce_record order by id"; $query_handle = $dbh->prepare($query);
-
Shiju Jose