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Code Issues

Fixed CORE-2482: Monitoring tables data collection is unstable when attaching or detaching database

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This commit is contained in:
alexpeshkoff 2009-05-29 13:34:48 +00:00
parent 5fc195efa8
commit 3c236c1976
2 changed files with 19 additions and 3 deletions
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20
src/jrd/DatabaseSnapshot.cpp
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@ -397,6 +397,9 @@ int DatabaseSnapshot::blockingAst(void* ast_object)
tdbb->setRequest(NULL);
tdbb->setTransaction(NULL);
ISC_STATUS_ARRAY ast_status;
tdbb->tdbb_status_vector = ast_status;
Jrd::ContextPoolHolder context(tdbb, dbb->dbb_permanent);
if (!(dbb->dbb_ast_flags & DBB_monitor_off))
@ -825,6 +828,11 @@ void DatabaseSnapshot::dumpData(thread_db* tdbb)
Database* const dbb = tdbb->getDatabase();
fb_assert(dbb);
if (dbb->dbb_flags & DBB_not_in_use)
{
return;
}
ClumpletWriter writer(ClumpletReader::WideUnTagged, MAX_ULONG);
jrd_tra* transaction = NULL;
@ -840,7 +848,8 @@ void DatabaseSnapshot::dumpData(thread_db* tdbb)
for (Attachment* attachment = dbb->dbb_attachments;
attachment; attachment = attachment->att_next)
{
putAttachment(attachment, writer, fb_utils::genUniqueId());
if (!putAttachment(attachment, writer, fb_utils::genUniqueId()))
continue;
// Transaction information
@ -983,12 +992,17 @@ void DatabaseSnapshot::putDatabase(const Database* database,
}
void DatabaseSnapshot::putAttachment(const Attachment* attachment,
bool DatabaseSnapshot::putAttachment(const Attachment* attachment,
ClumpletWriter& writer,
int stat_id)
{
fb_assert(attachment);
if (!attachment->att_user)
{
return false;
}
writer.insertByte(TAG_RECORD, rel_mon_attachments);
int temp = mon_state_idle;
@ -1035,6 +1049,8 @@ void DatabaseSnapshot::putAttachment(const Attachment* attachment,
// statistics
writer.insertBigInt(f_mon_att_stat_id, getGlobalId(stat_id));
putStatistics(&attachment->att_stats, writer, stat_id, stat_attachment);
return true;
}

2
src/jrd/DatabaseSnapshot.h
View File

@ -133,7 +133,7 @@ private:
static SINT64 getGlobalId(int);
static void putDatabase(const Database*, Firebird::ClumpletWriter&, int);
static void putAttachment(const Attachment*, Firebird::ClumpletWriter&, int);
static bool putAttachment(const Attachment*, Firebird::ClumpletWriter&, int);
static void putTransaction(const jrd_tra*, Firebird::ClumpletWriter&, int);
static void putRequest(const jrd_req*, Firebird::ClumpletWriter&, int);
static void putCall(const jrd_req*, Firebird::ClumpletWriter&, int);