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mmerli pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-pulsar.git
The following commit(s) were added to refs/heads/master by this push:
new b2b97f2 Move UUID in S3 object name to start (#1888)
b2b97f2 is described below
commit b2b97f2a680a760fe54b8a5b66fc6018c68b01a1
Author: Ivan Kelly <[email protected]>
AuthorDate: Mon Jun 4 19:07:22 2018 +0200
Move UUID in S3 object name to start (#1888)
This acheives better load balancing on S3, as I guess internally
objects in buckets are distributed over machines based on their
names. Randomizing the names is the Amazon recommended way to acheive
high request rates.
https://docs.aws.amazon.com/AmazonS3/latest/dev/request-rate-perf-considerations.html
Master Issue: #1511
---
.../org/apache/pulsar/broker/s3offload/S3ManagedLedgerOffloader.java | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/s3offload/S3ManagedLedgerOffloader.java
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/s3offload/S3ManagedLedgerOffloader.java
index 73bb78a..f65eda9 100644
---
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/s3offload/S3ManagedLedgerOffloader.java
+++
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/s3offload/S3ManagedLedgerOffloader.java
@@ -116,11 +116,11 @@ public class S3ManagedLedgerOffloader implements
LedgerOffloader {
}
static String dataBlockOffloadKey(long ledgerId, UUID uuid) {
- return String.format("ledger-%d-%s", ledgerId, uuid.toString());
+ return String.format("%s-ledger-%d", uuid.toString(), ledgerId);
}
static String indexBlockOffloadKey(long ledgerId, UUID uuid) {
- return String.format("ledger-%d-%s-index", ledgerId, uuid.toString());
+ return String.format("%s-ledger-%d-index", uuid.toString(), ledgerId);
}
// upload DataBlock to s3 using MultiPartUpload, and indexBlock in a new
Block,
--
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