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Update size_enforcer.go

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This commit is contained in:
RamiBerm 2021-07-15 09:54:27 +03:00
parent 21b91ea6e4
commit 1619df2d5e
1 changed files with 4 additions and 3 deletions
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7
api/pkg/database/size_enforcer.go
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@ -81,9 +81,6 @@ func checkFileSize(maxSizeBytes int64) {
} }
func pruneOldEntries(currentFileSize int64) { func pruneOldEntries(currentFileSize int64) {
IsDBLocked = true
defer func() {IsDBLocked = false}()
amountOfBytesToTrim := currentFileSize / (100 / percentageOfMaxSizeBytesToPrune) amountOfBytesToTrim := currentFileSize / (100 / percentageOfMaxSizeBytesToPrune)
rows, err := GetEntriesTable().Limit(10000).Order("id").Rows() rows, err := GetEntriesTable().Limit(10000).Order("id").Rows()
@ -110,6 +107,10 @@ func pruneOldEntries(currentFileSize int64) {
} }
if len(entryIdsToRemove) > 0 { if len(entryIdsToRemove) > 0 {
// sqlite locks the database while delete or VACUUM are running and sqlite is terrible at handling its own db lock while a lot of inserts are attempted, we prevent a significant bottleneck by handling the db lock ourselves here
IsDBLocked = true
defer func() {IsDBLocked = false}()
GetEntriesTable().Where(entryIdsToRemove).Delete(models.MizuEntry{}) GetEntriesTable().Where(entryIdsToRemove).Delete(models.MizuEntry{})
// VACUUM causes sqlite to shrink the db file after rows have been deleted, the db file will not shrink without this // VACUUM causes sqlite to shrink the db file after rows have been deleted, the db file will not shrink without this
DB.Exec("VACUUM") DB.Exec("VACUUM")