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mount: optional limit for the number of concurrent writers

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This commit is contained in:
Chris Lu
2020-10-30 21:22:20 -07:00
parent be95f68ca7
commit 8826601be1
4 changed files with 25 additions and 10 deletions
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2
weed/command/mount.go
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@@ -14,6 +14,7 @@ type MountOptions struct {
replication *string
ttlSec *int
chunkSizeLimitMB *int
concurrentWriters *int
cacheDir *string
cacheSizeMB *int64
dataCenter *string
@@ -42,6 +43,7 @@ func init() {
mountOptions.replication = cmdMount.Flag.String("replication", "", "replication(e.g. 000, 001) to create to files. If empty, let filer decide.")
mountOptions.ttlSec = cmdMount.Flag.Int("ttl", 0, "file ttl in seconds")
mountOptions.chunkSizeLimitMB = cmdMount.Flag.Int("chunkSizeLimitMB", 2, "local write buffer size, also chunk large files")
mountOptions.concurrentWriters = cmdMount.Flag.Int("concurrentWriters", 0, "limit concurrent goroutine writers if not 0")
mountOptions.cacheDir = cmdMount.Flag.String("cacheDir", os.TempDir(), "local cache directory for file chunks and meta data")
mountOptions.cacheSizeMB = cmdMount.Flag.Int64("cacheCapacityMB", 1000, "local file chunk cache capacity in MB (0 will disable cache)")
mountOptions.dataCenter = cmdMount.Flag.String("dataCenter", "", "prefer to write to the data center")