out of memory

[elvin-du]

• Riot version (or commit ref): bdbc256
• Go version: 13.6

• Operating system and bit:

• Can you reproduce the bug at Examples:

  • Yes (provide example code)

• Provide example code:

• Log gist:

goroutine 133 [running]:
runtime.systemstack_switch()
/home/elvindu/go/src/runtime/asm_amd64.s:330 fp=0xc00cef1d50 sp=0xc00cef1d48 pc=0x45a720
runtime.mallocgc(0x1356c000, 0x0, 0xc09260a000, 0x1356b8f9)
/home/elvindu/go/src/runtime/malloc.go:1032 +0x895 fp=0xc00cef1df0 sp=0xc00cef1d50 pc=0x40de55
runtime.growslice(0xb3d9c0, 0xc0b2da8000, 0x0, 0x2000, 0x1356b8f9, 0x18, 0x20, 0x1)
/home/elvindu/go/src/runtime/slice.go:175 +0x14e fp=0xc00cef1e58 sp=0xc00cef1df0 pc=0x44548e
github.com/syndtr/goleveldb/leveldb.(*dbIter).next(0xc00ec32480, 0x1)
/home/elvindu/mygo/pkg/mod/github.com/syndtr/goleveldb@v1.0.0/leveldb/db_iter.go:213 +0x40f fp=0xc00cef1f08 sp=0xc00cef1e58 pc=0xa6ed4f
github.com/syndtr/goleveldb/leveldb.(*dbIter).Next(0xc00ec32480, 0x18)
/home/elvindu/mygo/pkg/mod/github.com/syndtr/goleveldb@v1.0.0/leveldb/db_iter.go:245 +0xd9 fp=0xc00cef1f28 sp=0xc00cef1f08 pc=0xa6ef09
github.com/go-ego/riot/store.(*Leveldb).ForEach(0xc000176070, 0xc00ec794a0, 0x421bd6c2, 0xc008501cf0)
/home/elvindu/mygo/pkg/mod/github.com/elvin-du/riot@v0.0.0-20200130090822-1a5b261ad5b5/store/ldb_store.go:90 +0x64 fp=0xc00cef1fa0 sp=0xc00cef1f28 pc=0xa8eb94
github.com/go-ego/riot.(*Engine).storeInit(0x13d0500, 0x1)
/home/elvindu/mygo/pkg/mod/github.com/elvin-du/riot@v0.0.0-20200130090822-1a5b261ad5b5/store_worker.go:74 +0x86 fp=0xc00cef1fd0 sp=0xc00cef1fa0 pc=0xabe6c6
runtime.goexit()
/home/elvindu/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc00cef1fd8 sp=0xc00cef1fd0 pc=0x45c7f1
created by github.com/go-ego/riot.(*Engine).Store
/home/elvindu/mygo/pkg/mod/github.com/elvin-du/riot@v0.0.0-20200130090822-1a5b261ad5b5/engine.go:208 +0x379

Description

Database is leveldB, data size is about 140m, out of memory error.
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