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tool: show LSM viewer URL in db lsm command #3609

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merged 1 commit into from
May 14, 2024
Merged

tool: show LSM viewer URL in db lsm command #3609

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7 changes: 7 additions & 0 deletions tool/db.go
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,7 @@ type dbT struct {
ioSizes string
verbose bool
bypassPrompt bool
lsmURL bool
}

func newDB(
Expand Down Expand Up @@ -210,6 +211,9 @@ specified database.
&d.fmtValue, "value", "value formatter")
}

d.LSM.Flags().BoolVar(
&d.lsmURL, "url", false, "generate LSM viewer URL")

d.Space.Flags().Var(
&d.start, "start", "start key for the range")
d.Space.Flags().Var(
Expand Down Expand Up @@ -445,6 +449,9 @@ func (d *dbT) runLSM(cmd *cobra.Command, args []string) {
defer d.closeDB(stderr, db)

fmt.Fprintf(stdout, "%s", db.Metrics())
if d.lsmURL {
fmt.Fprintf(stdout, "\nLSM viewer: %s\n", db.LSMViewURL())
}
}

func (d *dbT) runScan(cmd *cobra.Command, args []string) {
Expand Down
37 changes: 37 additions & 0 deletions tool/testdata/db_lsm
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Original file line number Diff line number Diff line change
Expand Up @@ -38,3 +38,40 @@ Snapshots: 0 earliest seq num: 0
Table iters: 0
Filter utility: 0.0%
Ingestions: 0 as flushable: 0 (0B in 0 tables)

db lsm --url
../testdata/db-stage-4
----
----
| | | | ingested | moved | written | | amp
level | tables size val-bl vtables | score | in | tables size | tables size | tables size | read | r w
------+-----------------------------+-------+-------+--------------+--------------+--------------+-------+---------
0 | 1 709B 0B 0 | 0.50 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
1 | 0 0B 0B 0 | 0.00 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
2 | 0 0B 0B 0 | 0.00 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
3 | 0 0B 0B 0 | 0.00 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
4 | 0 0B 0B 0 | 0.00 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
5 | 0 0B 0B 0 | 0.00 | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
6 | 0 0B 0B 0 | - | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
total | 1 709B 0B 0 | - | 0B | 0 0B | 0 0B | 0 0B | 0B | 0 0.0
-------------------------------------------------------------------------------------------------------------------
WAL: 0 files (0B) in: 0B written: 0B (0% overhead)
Flushes: 0
Compactions: 0 estimated debt: 0B in progress: 0 (0B)
default: 0 delete: 0 elision: 0 move: 0 read: 0 rewrite: 0 copy: 0 multi-level: 0
MemTables: 1 (256KB) zombie: 0 (0B)
Zombie tables: 0 (0B, local: 0B)
Backing tables: 0 (0B)
Virtual tables: 0 (0B)
Local tables size: 709B
Block cache: 0 entries (0B) hit rate: 0.0%
Table cache: 0 entries (0B) hit rate: 0.0%
Secondary cache: 0 entries (0B) hit rate: 0.0%
Snapshots: 0 earliest seq num: 0
Table iters: 0
Filter utility: 0.0%
Ingestions: 0 as flushable: 0 (0B in 0 tables)

LSM viewer: https://raduberinde.github.io/lsmview/decode.html#eJyE0EFLw0AQBeC7v2J4uU5lN42W7lHsrTe9SSgTOi2hm13NRqGV_HdJCaUWMXvaxzfMwPuG1y_1Ce5t_G6CNAqHtbk3YHRSeR1ZKvVwKMBI9UnhFmbJSI14r6nbHPQIZxhe2v0lW8ZWO6nPJ2CGVziqpM1swc-rNc1oF2Nm5_yyeh0XO1qY5dMQ9CN8NsmRzWlGdjj8HuvQpf820JWN8ZTZ_KI3wyFSK2GvtB1qKPuy59sm7HUPf3g-4fMJLyb8YcIff3vJOOjx3HclLRi7GFH2dz8BAAD__2dulBM=
----
----