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📄 dp_request.stp(2.35 KB)
📄 id_perf.stp(3.76 KB)
📄 ldap_perf.stp(3.01 KB)
📄 nested_group_perf.stp(8.41 KB)

Editing: nested_group_perf.stp

global time_in_populate
global populate_start_time
global populate_end_time

global time_in_save
global save_start_time
global save_end_time

global time_in_groupreq
global groupreq_start
global groupreq_end

global user_req_index = 0
global group_req_index = 1
global unknown_req_index = 2
global deref_req_index = 3
global ldap_req_times

global user_req_start
global user_req_end

global group_req_start
global group_req_end

global unknown_req_start
global unknown_req_end

global deref_req_start
global deref_req_end

global time_in_deref_nested
global deref_req_nested_start
global deref_req_nested_end

global time_in_deref_process
global deref_req_process_start
global deref_req_process_end

global time_in_transactions
global trans_start_time
global trans_end_time

global time_in_ldb
global ldb_start_time
global ldb_end_time

global time_in_nested_gr_req
global nested_gr_req_start_time
global nested_gr_req_end_time

global time_in_nested_gr_process_req
global nested_gr_process_req_start_time
global nested_gr_process_req_end_time

global time_in_split_members
global split_members_start
global split_members_end

global time_in_check_cache
global check_cache_start
global check_cache_end

global time_in_search_users
global search_users_start
global search_users_end

global time_in_search_groups
global search_groups_start
global search_groups_end

global time_in_populate_search_users
global populate_search_users_start
global populate_search_users_end

function print_report()
{
    user_req_total = @sum(ldap_req_times[user_req_index])
    group_req_total = @sum(ldap_req_times[group_req_index])
    unknown_req_total = @sum(ldap_req_times[unknown_req_index])
    deref_req_total = @sum(ldap_req_times[deref_req_index])
    all_req_total = user_req_total + group_req_total + unknown_req_total + deref_req_total

# systemtap doesn't handle floating point numbers..
    trans_rate = 10000 * time_in_transactions / time_in_groupreq
    nested_rate = 10000 * time_in_nested_gr_req / time_in_groupreq

printf("Time spent in group sssd_be searches: %d\n", time_in_groupreq)
    printf("Time spent in sdap_nested_group_send/recv: %d ms (ratio: %d.%02d%%)\n",
            time_in_nested_gr_req, nested_rate/100, nested_rate%100)
    printf("Time spent in zero-level sysdb transactions: %d ms (ratio: %d.%02d%%)\n",
            time_in_transactions, trans_rate/100, trans_rate%100)
    printf("\n")

printf("Breakdown of sdap_nested_group req (total: %d ms)\n", time_in_nested_gr_req);
    printf("\tsdap_nested_group_process req: %d\n", time_in_nested_gr_process_req)
    printf("\t\tsdap_nested_group_process_split req: %d\n", time_in_split_members)
    printf("\t\t\tsdap_nested_group_check_cache: %d\n", time_in_check_cache)
    printf("\t\t\t\tsdap_nested_group_sysdb_search_users: %d\n", time_in_search_users)
    printf("\t\t\t\tsdap_nested_group_sysdb_search_groups: %d\n", time_in_search_groups)
    printf("\t\tldap request breakdown of total %d\n", all_req_total)
    printf("\t\t\tsdap_nested_group_deref req: %d\n", time_in_deref_nested)
    printf("\t\t\t\tsdap_deref_search_send req %d\n", deref_req_total)
    printf("\t\t\t\tprocessing deref results: %d\n", time_in_deref_process)
    printf("\t\t\tsdap_nested_group_lookup_user req: %d\n", user_req_total)
    printf("\t\t\tsdap_nested_group_lookup_group req: %d\n", group_req_total)
    printf("\t\t\tTime spent refreshing unknown members: %d\n", unknown_req_total)
    printf("\n")

printf("Breakdown of results processing (total %d)\n", time_in_transactions);
    printf("\tTime spent populating nested members: %d\n", time_in_populate)
    printf("\t\tTime spent searching ldb while populating nested members: %d\n", time_in_populate_search_users)
    printf("\tTime spent saving nested members: %d\n", time_in_save)
    printf("\tTime spent writing to the ldb: %d ms\n", time_in_ldb)
    printf("\n")
}

probe sssd_transaction_start
{
    if (nesting == 0) {
        num_transactions++
        trans_start_time = gettimeofday_ms()
    }
}

probe sssd_transaction_commit_before
{
    if (nesting == 0) {
        ldb_start_time = gettimeofday_ms()
    }
}

probe sssd_transaction_commit_after
{
    if (nesting == 0) {
        trans_end_time = gettimeofday_ms()
        time_in_transactions += (trans_end_time-trans_start_time)

ldb_end_time = gettimeofday_ms()
        time_in_ldb += (ldb_end_time - ldb_start_time)
    }
}

probe sdap_deref_send
{
    deref_req_start = gettimeofday_ms()
}

probe sdap_deref_recv
{
    deref_req_end = gettimeofday_ms()
    ldap_req_times[deref_req_index] <<< (deref_req_end - deref_req_start)
}

probe sdap_nested_group_lookup_user_send
{
    user_req_start = gettimeofday_ms()
}

probe sdap_nested_group_lookup_user_recv
{
    user_req_end = gettimeofday_ms()
    ldap_req_times[user_req_index] <<< (user_req_end - user_req_start)
}

probe sdap_nested_group_lookup_group_send
{
    group_req_start = gettimeofday_ms()
}

probe sdap_nested_group_lookup_group_recv
{
    group_req_end = gettimeofday_ms()
    ldap_req_times[group_req_index] <<< (group_req_end - group_req_start)
}

probe sdap_nested_group_lookup_unknown_send
{
    unknown_req_start = gettimeofday_ms()
}

probe sdap_nested_group_lookup_unknown_recv
{
    unknown_req_end = gettimeofday_ms()
    ldap_req_times[unknown_req_index] <<< (unknown_req_end - unknown_req_start)
}

probe sdap_nested_group_deref_send
{
    deref_req_nested_start = gettimeofday_ms()
}

probe sdap_nested_group_deref_recv
{
    deref_req_nested_end = gettimeofday_ms()
    time_in_deref_nested += (deref_req_nested_end - deref_req_nested_start)
}

probe sdap_nested_group_deref_process_pre
{
    deref_req_process_start = gettimeofday_ms()
}

probe sdap_nested_group_deref_process_post
{
    deref_req_process_end = gettimeofday_ms()
    time_in_deref_process += (deref_req_process_end - deref_req_process_start)
}

probe sdap_nested_group_populate_pre
{
    populate_start_time = gettimeofday_ms()
}

probe sdap_nested_group_populate_post
{
    populate_end_time = gettimeofday_ms()
    time_in_populate += (populate_end_time - populate_start_time)
}

probe sdap_nested_group_save_pre
{
    save_start_time = gettimeofday_ms()
}

probe sdap_nested_group_save_post
{
    save_end_time = gettimeofday_ms()
    time_in_save += (save_end_time - save_start_time)
}

probe sdap_nested_group_send
{
    nested_gr_req_start_time = gettimeofday_ms()
}

probe sdap_nested_group_recv
{
    nested_gr_req_end_time = gettimeofday_ms()
    time_in_nested_gr_req += (nested_gr_req_end_time - nested_gr_req_start_time)
}

probe sdap_nested_group_process_send
{
    nested_gr_process_req_start_time = gettimeofday_ms()
}

probe sdap_nested_group_process_recv
{
    nested_gr_process_req_end_time = gettimeofday_ms()
    time_in_nested_gr_process_req += (nested_gr_process_req_end_time - nested_gr_process_req_start_time)
}

probe sdap_nested_group_process_split_pre
{
    split_members_start = gettimeofday_ms()
}

probe sdap_nested_group_process_split_post
{
    split_members_end = gettimeofday_ms()
    time_in_split_members += (split_members_end - split_members_start)
}

probe sdap_nested_group_check_cache_pre
{
    check_cache_start = gettimeofday_ms()
}

probe sdap_nested_group_check_cache_post
{
    check_cache_end = gettimeofday_ms()
    time_in_check_cache += (check_cache_end - check_cache_start)
}

probe sdap_nested_group_sysdb_search_users_pre
{
    search_users_start = gettimeofday_ms()
}

probe sdap_nested_group_sysdb_search_users_post
{
    search_users_end = gettimeofday_ms()
    time_in_search_users += (search_users_end - search_users_start)
}

probe sdap_nested_group_sysdb_search_groups_pre
{
    search_groups_start = gettimeofday_ms()
}

probe sdap_nested_group_sysdb_search_groups_post
{
    search_groups_end = gettimeofday_ms()
    time_in_search_groups += (search_groups_end - search_groups_start)
}

probe sdap_nested_group_populate_search_users_pre
{
    populate_search_users_start = gettimeofday_ms()
}

probe sdap_nested_group_populate_search_users_post
{
    populate_search_users_end = gettimeofday_ms()
    time_in_populate_search_users += (populate_search_users_end - populate_search_users_start)
}

probe sdap_acct_req_send
{
    if (entry_type == 0x0002) {
        groupreq_start = gettimeofday_ms()
    }
}

probe sdap_acct_req_recv
{
    if (entry_type == 0x0002) {
        groupreq_end = gettimeofday_ms()
        time_in_groupreq += (groupreq_end - groupreq_start)
    }
}

probe begin
{
    time_in_populate = 0
    time_in_save = 0
    time_in_transactions = 0
}

probe end
{
    print_report()
}

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Editing: nested_group_perf.stp

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