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https://issues.apache.org/jira/browse/OAK-10511?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17781047#comment-17781047
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Axel Hanikel commented on OAK-10511:
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Here are the numbers for importing replication packages on my test environment
*without the improvement*:
{noformat}
Imported 8 items in 2.689354065 seconds.
Imported 362 items in 126.434390509 seconds.
Imported 500 items in 162.388030113 seconds.
Imported 500 items in 171.972125179 seconds.
Imported 500 items in 147.724703405 seconds.
Imported 500 items in 185.282611537 seconds.
Imported 500 items in 191.230882393 seconds.
Imported 500 items in 154.013032414 seconds.
Imported 500 items in 175.278139947 seconds.
Imported 500 items in 163.083704919 seconds.
Imported 500 items in 218.790697031 seconds.
Imported 500 items in 191.419393131 seconds.
Imported 500 items in 171.245269147 seconds.
Imported 500 items in 186.521936934 seconds.
Imported 500 items in 171.314902497 seconds.
Imported 500 items in 171.286761286 seconds.
Imported 500 items in 183.214408321 seconds.
Imported 500 items in 168.150800912 seconds.
Imported 500 items in 208.644648633 seconds.
Imported 500 items in 143.299461505 seconds.
Imported 310 items in 110.502035138 seconds.
Imported 15 items in 5.409807246 seconds.
Imported 500 items in 199.843748389 seconds.
Imported 500 items in 202.875469024 seconds.
Imported 379 items in 109.665630085 seconds.
Imported 500 items in 138.86516638 seconds.
Imported 500 items in 193.344911073 seconds.
Imported 15 items in 2.86283995 seconds.
Imported 500 items in 178.022908122 seconds.
Imported 500 items in 136.00731131 seconds.
Imported 500 items in 180.168462573 seconds.
Imported 500 items in 190.672982867 seconds.
{noformat}
That's an average of 176.333 secs over 26 packages when considering only the
500-path packages.
> Examine if we can get blobId without additional network roundtrip
> -----------------------------------------------------------------
>
> Key: OAK-10511
> URL: https://issues.apache.org/jira/browse/OAK-10511
> Project: Jackrabbit Oak
> Issue Type: Improvement
> Components: segment-tar
> Reporter: Axel Hanikel
> Priority: Major
>
> There might be another opportunity to save a network roundtrip to the
> blobstore, please see: https://github.com/apache/jackrabbit-oak/pull/1171
> I haven't done any measurements yet, however.
> /cc: [~miroslav] [~adulceanu] [~jelmini]
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