[IGNITE-6131] In visorcmd "cache on nodes" statistics doubles off-heap entries

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1
• Fix Version/s: 2.3
• Component/s: visor
• Assignee: Ilya Kasnacheev
• Reporter: Ilya Kasnacheev
• Created: 21/Aug/17 14:33
• Updated: 18/Sep/17 14:03
• Resolved: 22/Aug/17 04:11

Description

Cache contains 300024 entries actually, but "Nodes for:" shows double that number under Total field and repeats it in Heap and Off-Heap fields.

visor> cache -a -c=EmployeesCache
Time of the snapshot: 08/21/17, 17:20:45
+===============================================================================================================================+
|       Name(@)       |    Mode     | Nodes |     Entries (Heap / Off-heap)     |   Hits    |  Misses   |   Reads   |  Writes   |
+===============================================================================================================================+
| EmployeesCache(@c0) | PARTITIONED | 1     | min: 300024 (0 / 300024)          | min: 0    | min: 0    | min: 0    | min: 0    |
|                     |             |       | avg: 300024.00 (0.00 / 300024.00) | avg: 0.00 | avg: 0.00 | avg: 0.00 | avg: 0.00 |
|                     |             |       | max: 300024 (0 / 300024)          | max: 0    | max: 0    | max: 0    | max: 0    |
+-------------------------------------------------------------------------------------------------------------------------------+

Cache 'EmployeesCache(@c0)':
+-----------------------------------------------------------+
| Name(@)                     | EmployeesCache(@c0)         |
| Nodes                       | 1                           |
| Total size Min/Avg/Max      | 300024 / 300024.00 / 300024 |
|   Heap size Min/Avg/Max     | 0 / 0.00 / 0                |
|   Off-heap size Min/Avg/Max | 300024 / 300024.00 / 300024 |
+-----------------------------------------------------------+

Nodes for: EmployeesCache(@c0)
+=============================================================================================================+
|      Node ID8(@), IP      | CPUs | Heap Used | CPU Load |   Up Time    |         Size         | Hi/Mi/Rd/Wr |
+=============================================================================================================+
| C1AB91DD(@n0), 172.16.9.1 | 8    | 25.84 %   | 0.17 %   | 00:01:09:138 | Total: 600048        | Hi: 0       |
|                           |      |           |          |              |   Heap: 300024       | Mi: 0       |
|                           |      |           |          |              |   Off-Heap: 300024   | Rd: 0       |
|                           |      |           |          |              |   Off-Heap Memory: 0 | Wr: 0       |
+-------------------------------------------------------------------------------------------------------------+

I'm attaching a simple project (by Ignite console) where this reproduces with data from https://github.com/datacharmer/test_db

Issue Links

• relates to: IGNITE-6422 In visorcmd "cache on nodes" statistics mixes together primary and backup entries