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release/models/platform/openconfig-platform-storage.yang
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| module openconfig-platform-storage { | ||
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| yang-version "1"; | ||
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| // namespace | ||
| namespace "http://openconfig.net/yang/platform/storage"; | ||
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| prefix "oc-storage"; | ||
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| import openconfig-platform { | ||
| prefix oc-platform; | ||
| } | ||
| import openconfig-extensions { | ||
| prefix oc-ext; | ||
| } | ||
| import openconfig-yang-types { | ||
| prefix oc-yang; | ||
| } | ||
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| // meta | ||
| organization | ||
| "OpenConfig working group"; | ||
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| contact | ||
| "OpenConfig working group | ||
| www.openconfig.net"; | ||
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| description | ||
| "This module defines data related to STORAGE components in the | ||
| OpenConfig platform model. | ||
| Portions of this code were derived from the following copyright holders. | ||
| References to each copyright holder are mentioned where related content | ||
| is used. | ||
| NVM Express Base Specification Revision 2.0a | ||
| https://nvmexpress.org/wp-content/uploads/NVMe-NVM-Express-2.0a-2021.07.26-Ratified.pdf | ||
| (c) Copyright 2007 to 2021 NVM Express, Inc. ALL RIGHTS RESERVED. | ||
| This NVM Express Base Specification, revision 2.0a is proprietary to the | ||
| NVM Express, Inc. (also referred to as “Company”) and/or its successors | ||
| and assigns. | ||
| S.M.A.R.T. Attribute: Reallocated Sectors Count | Knowledge Base | ||
| http://kb.acronis.com."; | ||
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| oc-ext:openconfig-version "0.1.0"; | ||
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| revision "2024-08-26" { | ||
| description | ||
| "Initial revision."; | ||
| reference | ||
| "0.1.0"; | ||
| } | ||
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| // OpenConfig specific extensions for module metadata. | ||
| oc-ext:regexp-posix; | ||
| oc-ext:catalog-organization "openconfig"; | ||
| oc-ext:origin "openconfig"; | ||
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| // identity statements | ||
| // typedef statements | ||
| // grouping statements | ||
| grouping storage-counters-state { | ||
| description | ||
| "Operational state for storage component statistics. These leaves | ||
| are derived from a list of commonly supported S.M.A.R.T. counters. | ||
| Note that while common, these attributes may not be supported by | ||
| all storage device vendors and media types."; | ||
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| leaf soft-read-error-rate { | ||
| type oc-yang:counter64; | ||
| description | ||
| "Uncorrected read errors reported to the operating system. SMART ID | ||
| 201."; | ||
| reference | ||
| "S.M.A.R.T. Attribute: Soft Read Error Rate / Off Track Errors (Maxtor) | ||
| | Knowledge Base. kb.acronis.com."; | ||
| } | ||
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| leaf reallocated-sectors { | ||
| type oc-yang:counter64; | ||
| description | ||
| "Count of reallocated sectors. The raw value represents a count of | ||
| the bad sectors that have been found and remapped. SMART ID 5."; | ||
| reference | ||
| "S.M.A.R.T. Attribute: Reallocated Sectors Count | Knowledge Base - | ||
| kb.acronis.com"; | ||
| } | ||
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| leaf end-to-end-error { | ||
| type oc-yang:counter64; | ||
| description | ||
| "Count of parity errors which occur in the data path to the media. | ||
| SMART ID 184."; | ||
| reference | ||
| "Acronis Drive Monitor: Disk Health Calculation Knowledge Base - | ||
| kb.acronis.com"; | ||
| } | ||
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| leaf offline-uncorrectable-sectors-count { | ||
| type oc-yang:counter64; | ||
| description | ||
| "The total count of uncorrectable errors when reading/writing a | ||
| sector. SMART ID 198."; | ||
| reference | ||
| "Acronis Drive Monitor: Disk Health Calculation Knowledge Base - | ||
| kb.acronis.com"; | ||
| } | ||
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| leaf life-left { | ||
| type uint8; | ||
| description | ||
| "Indicates the approximate SSD life left, in terms of program/erase | ||
| cycles or available reserved blocks. A normalized value of 100 | ||
| represents a new drive, with a threshold value at 10 indicating a need | ||
| for replacement. A value of 0 may mean that the drive is operating in | ||
| read-only mode to allow data recovery. SMART ID 231."; | ||
| reference | ||
| "SMART attribute details, | ||
| https://media.kingston.com/support/downloads/MKP_306_SMART_attribute.pdf"; | ||
| } | ||
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| leaf percentage-used { | ||
| type uint8; | ||
| description | ||
| "Contains a vendor specific estimate of the percentage of NVM | ||
| subsystem life used based on the actual usage and the manufacturer’s | ||
| prediction of NVM life. A value of 100 indicates that the estimated | ||
| endurance of the NVM in the NVM subsystem has been consumed, but may | ||
| not indicate an NVM subsystem failure. The value is allowed to exceed | ||
| 100. Percentages greater than 254 shall be represented as 255."; | ||
| reference | ||
| "NVM Express Base Specification Revision 2.0a | ||
| https://nvmexpress.org/wp-content/uploads/NVMe-NVM-Express-2.0a-2021.07.26-Ratified.pdf"; | ||
| } | ||
| } | ||
| grouping storage-state { | ||
| description | ||
| "Storage component state. These counters are derived from the | ||
| linux kernel block layer statistics in /sys/block/<dev>/stat. | ||
| Implementations which do not use the linux kernel to access | ||
| storage should provide equivalent counters."; | ||
| reference | ||
| "https://www.kernel.org/doc/Documentation/block/stat.txt"; | ||
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| container counters { | ||
| description | ||
| "A collection of storage specific statistics entitites."; | ||
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| uses storage-counters-state; | ||
| } | ||
| } | ||
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| // data definition statements | ||
| // augment statements | ||
| augment "/oc-platform:components/oc-platform:component/" + | ||
| "oc-platform:storage/oc-platform:state" { | ||
| description | ||
| "Adding storage data to component model"; | ||
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| uses storage-state; | ||
| } | ||
| } | ||
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