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Allocate the shards only once while reading WAL (#6093) 

Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in>
This commit is contained in:
Ganesh Vernekar 2019-10-03 15:21:39 +05:30 committed by GitHub
parent 493ef2f771
commit 53ea6d6390
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
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2
tsdb/head.go
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@ -368,6 +368,7 @@ func (h *Head) loadWAL(r *wal.Reader, multiRef map[uint64]uint64) (err error) {
samples []record.RefSample
tstones []tombstones.Stone
allStones = tombstones.NewMemTombstones()
shards = make([][]record.RefSample, n)
)
defer func() {
if err := allStones.Close(); err != nil {
@ -421,7 +422,6 @@ func (h *Head) loadWAL(r *wal.Reader, multiRef map[uint64]uint64) (err error) {
if len(samples) < m {
m = len(samples)
}
shards := make([][]record.RefSample, n)
for i := 0; i < n; i++ {
var buf []record.RefSample
select {