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Fix filer sync set offset (#5197)

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* fix: compose 2mount with sync

* fix: DATA RACE
https://github.com/seaweedfs/seaweedfs/issues/5194
https://github.com/seaweedfs/seaweedfs/issues/5195
This commit is contained in:
Konstantin Lebedev 2024-01-12 23:57:18 +05:00 committed by GitHub
parent 0e8a54f6f6
commit 1169f94310
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 64 additions and 25 deletions
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35
docker/compose/local-sync-mount-compose.yml
View file

@ -3,19 +3,54 @@ services:
node1:
image: chrislusf/seaweedfs:local
command: "server -master -volume -filer"
ports:
- 8888:8888
- 18888:18888
healthcheck:
test: [ "CMD", "curl", "--fail", "-I", "http://localhost:9333/cluster/healthz" ]
interval: 1s
start_period: 10s
timeout: 30s
mount1:
image: chrislusf/seaweedfs:local
privileged: true
command: "mount -filer=node1:8888 -dir=/mnt -dirAutoCreate"
healthcheck:
test: [ "CMD", "curl", "--fail", "-I", "http://node1:8888/" ]
interval: 1s
start_period: 10s
timeout: 30s
depends_on:
node1:
condition: service_healthy
node2:
image: chrislusf/seaweedfs:local
ports:
- 7888:8888
- 17888:18888
command: "server -master -volume -filer"
healthcheck:
test: [ "CMD", "curl", "--fail", "-I", "http://localhost:9333/cluster/healthz" ]
interval: 1s
start_period: 10s
timeout: 30s
mount2:
image: chrislusf/seaweedfs:local
privileged: true
command: "mount -filer=node2:8888 -dir=/mnt -dirAutoCreate"
healthcheck:
test: [ "CMD", "curl", "--fail", "-I", "http://node2:8888/" ]
interval: 1s
start_period: 10s
timeout: 30s
depends_on:
node2:
condition: service_healthy
sync:
image: chrislusf/seaweedfs:local
command: "-v=4 filer.sync -a=node1:8888 -b=node2:8888 -a.debug -b.debug"
depends_on:
mount1:
condition: service_healthy
mount2:
condition: service_healthy

12
weed/command/filer_remote_gateway_buckets.go
View file

@ -30,24 +30,24 @@ func (option *RemoteGatewayOptions) followBucketUpdatesAndUploadToRemote(filerSo
return err
}
processor := NewMetadataProcessor(eachEntryFunc, 128)
lastOffsetTs := collectLastSyncOffset(option, option.grpcDialOption, pb.ServerAddress(*option.filerAddress), option.bucketsDir, *option.timeAgo)
processor := NewMetadataProcessor(eachEntryFunc, 128, lastOffsetTs.UnixNano())
var lastLogTsNs = time.Now().UnixNano()
processEventFnWithOffset := pb.AddOffsetFunc(func(resp *filer_pb.SubscribeMetadataResponse) error {
processor.AddSyncJob(resp)
return nil
}, 3*time.Second, func(counter int64, lastTsNs int64) error {
if processor.processedTsWatermark == 0 {
offsetTsNs := processor.processedTsWatermark.Load()
if offsetTsNs == 0 {
return nil
}
now := time.Now().UnixNano()
glog.V(0).Infof("remote sync %s progressed to %v %0.2f/sec", *option.filerAddress, time.Unix(0, processor.processedTsWatermark), float64(counter)/(float64(now-lastLogTsNs)/1e9))
glog.V(0).Infof("remote sync %s progressed to %v %0.2f/sec", *option.filerAddress, time.Unix(0, offsetTsNs), float64(counter)/(float64(now-lastLogTsNs)/1e9))
lastLogTsNs = now
return remote_storage.SetSyncOffset(option.grpcDialOption, pb.ServerAddress(*option.filerAddress), option.bucketsDir, processor.processedTsWatermark)
return remote_storage.SetSyncOffset(option.grpcDialOption, pb.ServerAddress(*option.filerAddress), option.bucketsDir, offsetTsNs)
})
lastOffsetTs := collectLastSyncOffset(option, option.grpcDialOption, pb.ServerAddress(*option.filerAddress), option.bucketsDir, *option.timeAgo)
option.clientEpoch++
metadataFollowOption := &pb.MetadataFollowOption{

12
weed/command/filer_remote_sync_dir.go
View file

@ -33,7 +33,8 @@ func followUpdatesAndUploadToRemote(option *RemoteSyncOptions, filerSource *sour
return err
}
processor := NewMetadataProcessor(eachEntryFunc, 128)
lastOffsetTs := collectLastSyncOffset(option, option.grpcDialOption, pb.ServerAddress(*option.filerAddress), mountedDir, *option.timeAgo)
processor := NewMetadataProcessor(eachEntryFunc, 128, lastOffsetTs.UnixNano())
var lastLogTsNs = time.Now().UnixNano()
processEventFnWithOffset := pb.AddOffsetFunc(func(resp *filer_pb.SubscribeMetadataResponse) error {
@ -50,18 +51,17 @@ func followUpdatesAndUploadToRemote(option *RemoteSyncOptions, filerSource *sour
processor.AddSyncJob(resp)
return nil
}, 3*time.Second, func(counter int64, lastTsNs int64) error {
if processor.processedTsWatermark == 0 {
offsetTsNs := processor.processedTsWatermark.Load()
if offsetTsNs == 0 {
return nil
}
// use processor.processedTsWatermark instead of the lastTsNs from the most recent job
now := time.Now().UnixNano()
glog.V(0).Infof("remote sync %s progressed to %v %0.2f/sec", *option.filerAddress, time.Unix(0, processor.processedTsWatermark), float64(counter)/(float64(now-lastLogTsNs)/1e9))
glog.V(0).Infof("remote sync %s progressed to %v %0.2f/sec", *option.filerAddress, time.Unix(0, offsetTsNs), float64(counter)/(float64(now-lastLogTsNs)/1e9))
lastLogTsNs = now
return remote_storage.SetSyncOffset(option.grpcDialOption, pb.ServerAddress(*option.filerAddress), mountedDir, processor.processedTsWatermark)
return remote_storage.SetSyncOffset(option.grpcDialOption, pb.ServerAddress(*option.filerAddress), mountedDir, offsetTsNs)
})
lastOffsetTs := collectLastSyncOffset(option, option.grpcDialOption, pb.ServerAddress(*option.filerAddress), mountedDir, *option.timeAgo)
option.clientEpoch++
metadataFollowOption := &pb.MetadataFollowOption{

22
weed/command/filer_sync.go
View file

@ -19,6 +19,7 @@ import (
"os"
"regexp"
"strings"
"sync/atomic"
"time"
)
@ -50,7 +51,7 @@ type SyncOptions struct {
aDoDeleteFiles *bool
bDoDeleteFiles *bool
clientId int32
clientEpoch int32
clientEpoch atomic.Int32
}
const (
@ -150,10 +151,10 @@ func runFilerSynchronize(cmd *Command, args []string) bool {
os.Exit(2)
}
for {
syncOptions.clientEpoch++
syncOptions.clientEpoch.Add(1)
err := doSubscribeFilerMetaChanges(
syncOptions.clientId,
syncOptions.clientEpoch,
syncOptions.clientEpoch.Load(),
grpcDialOption,
filerA,
*syncOptions.aPath,
@ -188,10 +189,10 @@ func runFilerSynchronize(cmd *Command, args []string) bool {
}
go func() {
for {
syncOptions.clientEpoch++
syncOptions.clientEpoch.Add(1)
err := doSubscribeFilerMetaChanges(
syncOptions.clientId,
syncOptions.clientEpoch,
syncOptions.clientEpoch.Load(),
grpcDialOption,
filerB,
*syncOptions.bPath,
@ -274,7 +275,7 @@ func doSubscribeFilerMetaChanges(clientId int32, clientEpoch int32, grpcDialOpti
glog.Warningf("invalid concurrency value, using default: %d", DefaultConcurrencyLimit)
concurrency = DefaultConcurrencyLimit
}
processor := NewMetadataProcessor(processEventFn, concurrency)
processor := NewMetadataProcessor(processEventFn, concurrency, sourceFilerOffsetTsNs)
var lastLogTsNs = time.Now().UnixNano()
var clientName = fmt.Sprintf("syncFrom_%s_To_%s", string(sourceFiler), string(targetFiler))
@ -282,16 +283,17 @@ func doSubscribeFilerMetaChanges(clientId int32, clientEpoch int32, grpcDialOpti
processor.AddSyncJob(resp)
return nil
}, 3*time.Second, func(counter int64, lastTsNs int64) error {
if processor.processedTsWatermark == 0 {
offsetTsNs := processor.processedTsWatermark.Load()
if offsetTsNs == 0 {
return nil
}
// use processor.processedTsWatermark instead of the lastTsNs from the most recent job
now := time.Now().UnixNano()
glog.V(0).Infof("sync %s to %s progressed to %v %0.2f/sec", sourceFiler, targetFiler, time.Unix(0, processor.processedTsWatermark), float64(counter)/(float64(now-lastLogTsNs)/1e9))
glog.V(0).Infof("sync %s to %s progressed to %v %0.2f/sec", sourceFiler, targetFiler, time.Unix(0, offsetTsNs), float64(counter)/(float64(now-lastLogTsNs)/1e9))
lastLogTsNs = now
// collect synchronous offset
statsCollect.FilerSyncOffsetGauge.WithLabelValues(sourceFiler.String(), targetFiler.String(), clientName, sourcePath).Set(float64(processor.processedTsWatermark))
return setOffset(grpcDialOption, targetFiler, getSignaturePrefixByPath(sourcePath), sourceFilerSignature, processor.processedTsWatermark)
statsCollect.FilerSyncOffsetGauge.WithLabelValues(sourceFiler.String(), targetFiler.String(), clientName, sourcePath).Set(float64(offsetTsNs))
return setOffset(grpcDialOption, targetFiler, getSignaturePrefixByPath(sourcePath), sourceFilerSignature, offsetTsNs)
})
metadataFollowOption := &pb.MetadataFollowOption{

8
weed/command/filer_sync_jobs.go
View file

@ -6,6 +6,7 @@ import (
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
"github.com/seaweedfs/seaweedfs/weed/util"
"sync"
"sync/atomic"
)
type MetadataProcessor struct {
@ -14,15 +15,16 @@ type MetadataProcessor struct {
activeJobsCond *sync.Cond
concurrencyLimit int
fn pb.ProcessMetadataFunc
processedTsWatermark int64
processedTsWatermark atomic.Int64
}
func NewMetadataProcessor(fn pb.ProcessMetadataFunc, concurrency int) *MetadataProcessor {
func NewMetadataProcessor(fn pb.ProcessMetadataFunc, concurrency int, offsetTsNs int64) *MetadataProcessor {
t := &MetadataProcessor{
fn: fn,
activeJobs: make(map[int64]*filer_pb.SubscribeMetadataResponse),
concurrencyLimit: concurrency,
}
t.processedTsWatermark.Store(offsetTsNs)
t.activeJobsCond = sync.NewCond(&t.activeJobsLock)
return t
}
@ -61,7 +63,7 @@ func (t *MetadataProcessor) AddSyncJob(resp *filer_pb.SubscribeMetadataResponse)
}
}
if isOldest {
t.processedTsWatermark = resp.TsNs
t.processedTsWatermark.Store(resp.TsNs)
}
t.activeJobsCond.Signal()
}()