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Added 'last_sync_time' field to STORAGE_INFO schema in STATE_DB (#1784)
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* Added 'last_sync_time' field to STORAGE_INFO schema in STATE_DB

* Modified format of last_sync_time to user friendly format

* Refined time format, added format info to all sync times

* Clarified the timezone as UTC for both sync times
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@assrinivasan
assrinivasan authored Oct 30, 2024
1 parent 1a5399b commit 6edaef0
Showing 1 changed file with 19 additions and 16 deletions.
35 changes: 19 additions & 16 deletions doc/storagemond/storagemond-hld.md
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,8 @@

| Rev | Date | Author | Change Description |
|:---:|:-----------:|:------------------:|-----------------------------------|
| 0.1 | | Ashwin Srinivasan | Initial version |
| 0.1 | | Ashwin Srinivasan | Initial version |
| 0.2 | 2024-23-08 | Ashwin Srinivasan | STORAGE_INFO schema change |

## 1. Overview

Expand Down Expand Up @@ -370,18 +371,19 @@ key = STORAGE_INFO|<disk_name> ; This key is for informatio
; field = value
device_model = STRING ; Describes the Vendor information of the disk (Static)
serial = STRING ; Describes the Serial number of the disk (Static)
temperature_celsius = STRING ; Describes the operating temperature of the disk in Celsius (Dynamic)
total_fsio_reads = STRING ; Describes the total number of filesystem reads completed successfully (Dynamic)
total_fsio_writes = STRING ; Describes the total number of filesystem writes completed successfully (Dynamic)
latest_fsio_reads = STRING ; Describes the latest number of filesystem reads completed successfully (Dynamic)
latest_fsio_writes = STRING ; Describes the latest number of filesystem writes completed successfully (Dynamic)
disk_io_reads = STRING ; Describes the total number of reads completed successfully from the SSD (Bytes) (Dynamic)
disk_io_writes = STRING ; Describes the total number of writes completed on the SSD (Bytes) (Dynamic)
reserved_blocks = STRING ; Describes the reserved blocks count of the SSD (Dynamic)
firmware = STRING ; Describes the Firmware version of the SSD (Dynamic)
health = STRING ; Describes the overall health of the SSD as a % value based on several SMART attrs (Dynamic)
device_model = STRING ; Describes the Vendor information of the disk (Static)
serial = STRING ; Describes the Serial number of the disk (Static)
temperature_celsius = STRING ; Describes the operating temperature of the disk in Celsius (Dynamic)
total_fsio_reads = STRING ; Describes the total number of filesystem reads completed successfully (Dynamic)
total_fsio_writes = STRING ; Describes the total number of filesystem writes completed successfully (Dynamic)
latest_fsio_reads = STRING ; Describes the latest number of filesystem reads completed successfully (Dynamic)
latest_fsio_writes = STRING ; Describes the latest number of filesystem writes completed successfully (Dynamic)
disk_io_reads = STRING ; Describes the total number of reads completed successfully from the SSD (Bytes) (Dynamic)
disk_io_writes = STRING ; Describes the total number of writes completed on the SSD (Bytes) (Dynamic)
reserved_blocks = STRING ; Describes the reserved blocks count of the SSD (Dynamic)
firmware = STRING ; Describes the Firmware version of the SSD (Dynamic)
health = STRING ; Describes the overall health of the SSD as a % value based on several SMART attrs (Dynamic)
last_sync_time = STRING ; The latest successful sync time (in UTC) of disk attribtes to STATE_DB (YYYY:MM:DD HH:MM:SS) (Dynamic)
```

NOTE: disk_io_reads and disk_io_writes return total LBAs read/written. 'LBA' stands for Logical Block Address.
Expand Down Expand Up @@ -420,7 +422,8 @@ admin@str2-dx010-acs-7:~$ redis-cli -n 6
22) "863702"
23) "reserved_blocks"
24) "135"
25) "last_sync_time"
26) "2024-10-02 23:49:41"
```
Expand All @@ -429,11 +432,11 @@ admin@str2-dx010-acs-7:~$ redis-cli -n 6
```
; Defines information for FS Stats synchronization
key = STORAGE_INFO|FSSTATS_SYNC ; This key is for information pertaining to synchronization of FSIO Reads/Writes
key = STORAGE_INFO|FSSTATS_SYNC ; This key is for information pertaining to synchronization of FSIO Reads/Writes
; field = value
successful_sync_time = STRING ; The latest successful sync time of FSIO reads and writes to file in UNIX timestamp format
successful_sync_time = STRING ; The latest successful sync time (in UTC) of FSIO reads and writes to file ("YYYY:MM:DD HH:MM:SS" format)
```

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