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cmd/geth: wrong memory size sanitizing on OpenBSD (#19793)

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This commit is contained in:
Guillaume Ballet
2019-07-05 12:13:21 +02:00
committed by Péter Szilágyi
parent d9c75cd10e
commit dcc4adfcd7
2 changed files with 11 additions and 6 deletions
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15
cmd/geth/main.go
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@ -21,6 +21,7 @@ import (
"fmt"
"math"
"os"
"runtime"
godebug "runtime/debug"
"sort"
"strconv"
@ -256,11 +257,15 @@ func init() {
}
// Cap the cache allowance and tune the garbage collector
var mem gosigar.Mem
if err := mem.Get(); err == nil {
allowance := int(mem.Total / 1024 / 1024 / 3)
if cache := ctx.GlobalInt(utils.CacheFlag.Name); cache > allowance {
log.Warn("Sanitizing cache to Go's GC limits", "provided", cache, "updated", allowance)
ctx.GlobalSet(utils.CacheFlag.Name, strconv.Itoa(allowance))
// Workaround until OpenBSD support lands into gosigar
// Check https://github.com/elastic/gosigar#supported-platforms
if runtime.GOOS != "openbsd" {
if err := mem.Get(); err == nil {
allowance := int(mem.Total / 1024 / 1024 / 3)
if cache := ctx.GlobalInt(utils.CacheFlag.Name); cache > allowance {
log.Warn("Sanitizing cache to Go's GC limits", "provided", cache, "updated", allowance)
ctx.GlobalSet(utils.CacheFlag.Name, strconv.Itoa(allowance))
}
}
}
// Ensure Go's GC ignores the database cache for trigger percentage