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Addresses #1792 refs[t:1792] Added more content to show engine status

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git-svn-id: file:///svn/mysql/tokudb-engine/src@14730 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Barry Perlman 2013-04-17 00:01:54 -04:00 • committed by Yoni Fogel
parent 36ec86c9b6
commit fcea8785ec
1 changed files with 39 additions and 37 deletions
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76
storage/tokudb/hatoku_hton.cc
View file

@ -1,3 +1,4 @@
/* -*- mode: C; c-basic-offset: 4 -*- */
#define MYSQL_SERVER 1
#include "mysql_priv.h"
@ -725,50 +726,51 @@ static bool tokudb_show_logs(THD * thd, stat_print_fn * stat_print) {
static bool tokudb_show_engine_status(THD * thd, stat_print_fn * stat_print) {
TOKUDB_DBUG_ENTER("tokudb_show_engine_status");
int error;
char * legend_ydb_lock = "ydb lock held";
char * legend_cp_period = "Checkpoint period";
char * legend_cp_status = "Checkpoint status code (0 = idle)";
char buf[4096] = {0};
char buf[4096] = {'\0'};
ENGINE_STATUS engstat;
#define STATPRINT(legend, val) stat_print(thd, \
tokudb_hton_name, \
tokudb_hton_name_length, \
legend, \
strlen(legend), \
val, \
strlen(val))
error = db_env->get_engine_status(db_env, &engstat);
if (error == 0) {
const char * lockstat = engstat.ydb_lock_held ? "Locked" : "Unlocked";
stat_print(
thd,
tokudb_hton_name,
tokudb_hton_name_length,
legend_ydb_lock,
strlen(legend_ydb_lock),
lockstat,
strlen(lockstat)
);
const char * lockstat = (engstat.ydb_lock_ctr & 0x01) ? "Locked" : "Unlocked";
u_int32_t lockctr = engstat.ydb_lock_ctr >> 1; // lsb indicates if locked
sprintf(buf, "%" PRIu32, lockctr);
STATPRINT("ydb lock held", lockstat);
STATPRINT("ydb lock counter", buf);
lockstat = (engstat.cachetable_lock_ctr & 0x01) ? "Locked" : "Unlocked";
lockctr = engstat.cachetable_lock_ctr >> 1; // lsb indicates if locked
sprintf(buf, "%" PRIu32, lockctr);
STATPRINT("cachetable lock held", lockstat);
STATPRINT("cachetable lock counter", buf);
sprintf(buf, "%" PRIu32, (unsigned int) engstat.checkpoint_period);
stat_print(
thd,
tokudb_hton_name,
tokudb_hton_name_length,
legend_cp_period,
strlen(legend_cp_period),
buf,
strlen(buf)
);
sprintf(buf, "%" PRIu64, (long unsigned int) engstat.checkpoint_footprint);
stat_print(
thd,
tokudb_hton_name,
tokudb_hton_name_length,
legend_cp_status,
strlen(legend_cp_status),
buf,
strlen(buf)
);
sprintf(buf, "%" PRIu64, engstat.cachetable_hit);
STATPRINT("cachetable hit", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_miss);
STATPRINT("cachetable miss", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_wait_reading);
STATPRINT("cachetable wait reading", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_wait_writing);
STATPRINT("cachetable wait writing", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_size_current);
STATPRINT("cachetable size_current", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_size_limit);
STATPRINT("cachetable size_limit", buf);
sprintf(buf, "%" PRIu64, engstat.cachetable_size_writing);
STATPRINT("cachetable size_writing", buf);
sprintf(buf, "%" PRIu32, engstat.checkpoint_period);
STATPRINT("Checkpoint period", buf);
sprintf(buf, "%" PRIu32, engstat.checkpoint_footprint);
STATPRINT("Checkpoint status code (0 = idle)", buf);
}
TOKUDB_DBUG_RETURN(error);
}