br: log restore slow with tiny log files
- Dominant language
- Go
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Description
## Bug Report
Please answer these questions before submitting your issue. Thanks!
### 1. Minimal reproduce step (Required)
log restore slow with tiny log files
### 2. What did you expect to see? (Required)
### 3. What did you see instead (Required)
[2023/06/06 18:30:21.960 +00:00] [INFO] [collector.go:77] ["restore log success summary"] [total-take=16h50m44.526988596s] [restore-from=441828487138902047] [restore-to=441849642749526058] [restore-from="2023-05-30 10:18:41.764 +0000"] [restore-to="2023-05-31 08:43:44.014 +0000"] [total-kv-count=2590751654] [skipped-kv-count-by-checkpoint=0] [total-size=586.3GB] [skipped-size-by-checkpoint=0B] [average-speed=9.667MB/s]
### 4. What is your TiDB version? (Required)
sh-5.1# /br --version
Release Version: v7.1.0
Git Commit Hash: fd2314159d1a81c8b13e5d61e53dcd527cb35494
Git Branch: heads/refs/tags/v7.1.0
Go Version: go1.20.3
UTC Build Time: 2023-05-24 02:08:51
Race Enabled: false
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