add metrics for storage pool run mode

[hehechen]

Signed-off-by: hehechen [email protected]

What problem does this PR solve?

Issue Number: close #4870

What is changed and how it works?

Add some metrics:

• The global PageStorageRunMode value
• The number of storage pool running in mix mode/v2_only/v3_only
• The number of storage pool instances (number of table inited)
• The KVStore region persister is running under mix mode/v2_only/v3_only

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• JaySon-Huang
• lidezhu

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[lidezhu]

LGTM

[JaySon-Huang]

/merge

[ti-chi-bot]

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 4d9b282

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              136                40    70.59%          27                 4    85.19%         387               124    67.96%          96                41    57.29%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         124                45    63.71%          13                 0   100.00%         241                74    69.29%          70                34    51.43%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            863               422    51.10%         223                94    57.85%        1821               917    49.64%         444               287    35.36%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18121      9784             46.01%    202201  97833        51.62%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              136                40    70.59%          27                 4    85.19%         387               124    67.96%          96                41    57.29%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         124                45    63.71%          13                 0   100.00%         241                74    69.29%          70                34    51.43%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            863               422    51.10%         223                94    57.85%        1821               917    49.64%         444               287    35.36%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18121      9784             46.01%    202201  97848        51.61%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              136                40    70.59%          27                 4    85.19%         387               124    67.96%          96                41    57.29%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         124                45    63.71%          13                 0   100.00%         241                74    69.29%          70                34    51.43%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            863               422    51.10%         223                94    57.85%        1821               917    49.64%         444               287    35.36%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18121      9784             46.01%    202201  97839        51.61%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              173                67    61.27%          29                 6    79.31%         437               169    61.33%         114                56    50.88%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         124                45    63.71%          13                 0   100.00%         241                74    69.29%          70                34    51.43%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            900               449    50.11%         225                96    57.33%        1871               962    48.58%         462               302    34.63%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18124      9787             46.00%    202275  97906        51.60%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              173                67    61.27%          29                 6    79.31%         437               169    61.33%         114                56    50.88%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         124                45    63.71%          13                 0   100.00%         241                74    69.29%          70                34    51.43%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            900               449    50.11%         225                96    57.33%        1871               962    48.58%         462               302    34.63%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18148      9789             46.06%    202731  98003        51.66%

full coverage report (for internal network access only)

[sre-bot]

Coverage for changed files

Filename                                     Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Common/CurrentMetrics.cpp                         70                 0   100.00%           2                 0   100.00%          11                 0   100.00%           0                 0         -
Interpreters/Context.cpp                         512               333    34.96%         166                89    46.39%        1126               701    37.74%         272               209    23.16%
Storages/DeltaMerge/StoragePool.cpp              173                67    61.27%          29                 6    79.31%         437               169    61.33%         114                56    50.88%
Storages/DeltaMerge/StoragePool.h                 21                 4    80.95%          15                 1    93.33%          56                18    67.86%           6                 3    50.00%
Storages/Transaction/RegionPersister.cpp         159                80    49.69%          15                 2    86.67%         297               130    56.23%          84                48    42.86%
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                                            935               484    48.24%         227                98    56.83%        1927              1018    47.17%         476               316    33.61%

Coverage summary

Functions  MissedFunctions  Executed  Lines   MissedLines  Cover
18150      9790             46.06%    202787  98047        51.65%

full coverage report (for internal network access only)