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-rw-r--r--cli/src/cli-rpc-ops.c86
-rw-r--r--xlators/cluster/dht/src/dht-rebalance.c28
2 files changed, 79 insertions, 35 deletions
diff --git a/cli/src/cli-rpc-ops.c b/cli/src/cli-rpc-ops.c
index d6abd8f253a..ff44a22be78 100644
--- a/cli/src/cli-rpc-ops.c
+++ b/cli/src/cli-rpc-ops.c
@@ -19,6 +19,10 @@
#define INDENT_MAIN_HEAD "%-25s %s "
+/* Do not show estimates if greater than this number */
+#define REBAL_ESTIMATE_SEC_UPPER_LIMIT (60*24*3600)
+#define REBAL_ESTIMATE_START_TIME 600
+
#include "cli.h"
#include "compat-errno.h"
#include "cli-cmd.h"
@@ -1589,27 +1593,28 @@ int
gf_cli_print_rebalance_status (dict_t *dict, enum gf_task_types task_type,
gf_boolean_t is_tier)
{
- int ret = -1;
- int count = 0;
- int i = 1;
- char key[256] = {0,};
- gf_defrag_status_t status_rcd = GF_DEFRAG_STATUS_NOT_STARTED;
- uint64_t files = 0;
- uint64_t size = 0;
- uint64_t lookup = 0;
- char *node_name = NULL;
- uint64_t failures = 0;
- uint64_t skipped = 0;
- double elapsed = 0;
- char *status_str = NULL;
- char *size_str = NULL;
- int hrs = 0;
- int min = 0;
- int sec = 0;
- gf_boolean_t down = _gf_false;
- gf_boolean_t fix_layout = _gf_false;
- uint64_t max_time = 0;
- uint64_t time_left = 0;
+ int ret = -1;
+ int count = 0;
+ int i = 1;
+ char key[256] = {0,};
+ gf_defrag_status_t status_rcd = GF_DEFRAG_STATUS_NOT_STARTED;
+ uint64_t files = 0;
+ uint64_t size = 0;
+ uint64_t lookup = 0;
+ char *node_name = NULL;
+ uint64_t failures = 0;
+ uint64_t skipped = 0;
+ double elapsed = 0;
+ char *status_str = NULL;
+ char *size_str = NULL;
+ int32_t hrs = 0;
+ uint32_t min = 0;
+ uint32_t sec = 0;
+ gf_boolean_t down = _gf_false;
+ gf_boolean_t fix_layout = _gf_false;
+ uint64_t max_time = 0;
+ uint64_t time_left = 0;
+ gf_boolean_t show_estimates = _gf_false;
ret = dict_get_int32 (dict, "count", &count);
@@ -1688,6 +1693,8 @@ gf_cli_print_rebalance_status (dict_t *dict, enum gf_task_types task_type,
if (GF_DEFRAG_STATUS_NOT_STARTED == status_rcd)
continue;
+ if (GF_DEFRAG_STATUS_STARTED == status_rcd)
+ show_estimates = _gf_true;
snprintf (key, 256, "node-name-%d", i);
ret = dict_get_str (dict, key, &node_name);
@@ -1747,6 +1754,7 @@ gf_cli_print_rebalance_status (dict_t *dict, enum gf_task_types task_type,
if (ret)
gf_log ("cli", GF_LOG_TRACE,
"failed to get time left");
+
if (time_left > max_time)
max_time = time_left;
@@ -1757,8 +1765,8 @@ gf_cli_print_rebalance_status (dict_t *dict, enum gf_task_types task_type,
status_str = cli_vol_task_status_str[status_rcd];
size_str = gf_uint64_2human_readable(size);
hrs = elapsed / 3600;
- min = ((int) elapsed % 3600) / 60;
- sec = ((int) elapsed % 3600) % 60;
+ min = ((uint64_t) elapsed % 3600) / 60;
+ sec = ((uint64_t) elapsed % 3600) % 60;
if (fix_layout) {
cli_out ("%35s %50s %8d:%d:%d", node_name, status_str,
@@ -1785,12 +1793,36 @@ gf_cli_print_rebalance_status (dict_t *dict, enum gf_task_types task_type,
" Please check the nodes that are down using \'gluster"
" peer status\' and start the glusterd on those nodes,"
" else tier detach commit might fail!");
+
+ /* Max time will be non-zero if rebalance is still running */
if (max_time) {
hrs = max_time / 3600;
- min = ((int) max_time % 3600) / 60;
- sec = ((int) max_time % 3600) % 60;
- cli_out ("Estimated time left for rebalance to complete :"
- " %8d:%02d:%02d", hrs, min, sec);
+ min = (max_time % 3600) / 60;
+ sec = (max_time % 3600) % 60;
+
+ if (hrs < REBAL_ESTIMATE_SEC_UPPER_LIMIT) {
+ cli_out ("Estimated time left for rebalance to "
+ "complete : %8d:%02d:%02d", hrs, min, sec);
+ } else {
+ cli_out ("Estimated time left for rebalance to "
+ "complete : > 2 months. Please try again "
+ "later.");
+ }
+ } else {
+ /* Rebalance will return 0 if it could not calculate the
+ * estimates or if it is complete.
+ */
+ if (!show_estimates) {
+ goto out;
+ }
+ if (elapsed <= REBAL_ESTIMATE_START_TIME) {
+ cli_out ("The estimated time for rebalance to complete "
+ "will be unavailable for the first 10 "
+ "minutes.");
+ } else {
+ cli_out ("Rebalance estimated time unavailable. Please "
+ "try again later.");
+ }
}
out:
return ret;
diff --git a/xlators/cluster/dht/src/dht-rebalance.c b/xlators/cluster/dht/src/dht-rebalance.c
index 266dc5a99a9..f1d32a9a00c 100644
--- a/xlators/cluster/dht/src/dht-rebalance.c
+++ b/xlators/cluster/dht/src/dht-rebalance.c
@@ -18,13 +18,14 @@
#include <signal.h>
#include "events.h"
-#define GF_DISK_SECTOR_SIZE 512
+#define GF_DISK_SECTOR_SIZE 512
#define DHT_REBALANCE_PID 4242 /* Change it if required */
#define DHT_REBALANCE_BLKSIZE (1024 * 1024) /* 1 MB */
-#define MAX_MIGRATE_QUEUE_COUNT 500
-#define MIN_MIGRATE_QUEUE_COUNT 200
-#define MAX_REBAL_TYPE_SIZE 16
-#define FILE_CNT_INTERVAL 600 /* 10 mins */
+#define MAX_MIGRATE_QUEUE_COUNT 500
+#define MIN_MIGRATE_QUEUE_COUNT 200
+#define MAX_REBAL_TYPE_SIZE 16
+#define FILE_CNT_INTERVAL 600 /* 10 mins */
+#define ESTIMATE_START_INTERVAL 600 /* 10 mins */
#ifndef MAX
#define MAX(a, b) (((a) > (b))?(a):(b))
@@ -2972,7 +2973,6 @@ gf_defrag_get_entry (xlator_t *this, int i, struct dht_container **container,
!strcmp (df_entry->d_name, ".."))
continue;
-
if (IA_ISDIR (df_entry->d_stat.ia_type)) {
defrag->size_processed += df_entry->d_stat.ia_size;
continue;
@@ -4723,6 +4723,19 @@ gf_defrag_get_estimates_based_on_size (dht_conf_t *conf)
gettimeofday (&now, NULL);
elapsed = now.tv_sec - defrag->start_time.tv_sec;
+ /* Don't calculate the estimates for the first 10 minutes.
+ * It is unlikely to be accurate and estimates are not required
+ * if the process finishes in less than 10 mins.
+ */
+
+ if (elapsed < ESTIMATE_START_INTERVAL) {
+ gf_msg (THIS->name, GF_LOG_INFO, 0, 0,
+ "Rebalance estimates will not be available for the "
+ "first %d seconds.", ESTIMATE_START_INTERVAL);
+
+ goto out;
+ }
+
total_processed = defrag->size_processed;
/* rate at which files processed */
@@ -4734,7 +4747,6 @@ gf_defrag_get_estimates_based_on_size (dht_conf_t *conf)
time_to_complete = (tmp_count)/rate_processed;
} else {
-
gf_msg (THIS->name, GF_LOG_ERROR, 0, 0,
"Unable to calculate estimated time for rebalance");
}
@@ -4880,8 +4892,8 @@ gf_defrag_status_get (dht_conf_t *conf, dict_t *dict)
"TIME: Estimated total time to complete based on"
" count = %"PRIu64 " seconds, seconds left = %"PRIu64"",
time_to_complete, time_left);
-
*/
+
time_to_complete = gf_defrag_get_estimates_based_on_size (conf);
if (time_to_complete && (time_to_complete > elapsed))
generated by cgit (git 2.34.1) at 2025-11-04 05:14:06 +0000