2.1.4 PingCAP Go runtime related problems in TiDB production environmentas 512x ● Some clues from the Go source code ○ https://github.com/golang/go/blob/release-branch.go1.11/src/runtime/mem_linux.go#L38 Analysis Follow up ● There are some more cases reported by the TiDB0 码力 | 56 页 | 50.15 MB | 6 月前3
TiDB v7.1 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 5716 页 | 104.74 MB | 1 年前3
TiDB v7.6 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6123 页 | 107.24 MB | 1 年前3
TiDB v7.5 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6020 页 | 106.82 MB | 1 年前3
TiDB v6.5 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 5282 页 | 99.69 MB | 1 年前3
TiDB v7.1 中文手册IndexLookUp_19 | 1.11 | root | | �→ | | ├─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) | range:[1,1], �→ keep order:false, stats:pseudo | | └─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type: �→ intersection | | ├─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) | range:[1,1], �→ keep order:false, stats:pseudo | | └─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | keep order: �→ false, stats:pseudo | +-- �→ --------------------------0 码力 | 4369 页 | 98.92 MB | 1 年前3
TiDB v8.1 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6321 页 | 107.46 MB | 1 年前3
TiDB v8.0 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6327 页 | 107.55 MB | 1 年前3
TiDB v8.5 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6730 页 | 111.36 MB | 10 月前3
TiDB v8.2 DocumentationIndexLookUp_19 | 1.11 | root | | �→ | | ─ IndexRangeScan_16(Build) | 10.00 | cop[tikv] | table:t, index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ Selection_18(Probe) | 1.11 | cop[tikv] +-------------------------+------------------------------------------------+ �→ | IndexMerge_9 | 1.11 | root | | type �→ : intersection | | ─ IndexRangeScan_5(Build) | 3333.33 | cop[tikv] | table:t index:idx_c(c) �→ | range:[1,1], keep order:false, stats:pseudo | | ─ TableRowIDScan_8(Probe) | 1.11 | cop[tikv] | table:t | �→ keep order:false, stats:pseudo | +-- �→ ---------------------------0 码力 | 6549 页 | 108.77 MB | 10 月前3
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