[#SOLR-667] Alternate LRUCache implementation

Solr

Alternate LRUCache implementation

Created: 30/Jul/08 06:11 AM Updated: 13/Aug/09 02:10 PM

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Component/s:

Affects Version/s:

1.3

Fix Version/s:

1.4

Time Tracking:

Not Specified

File Attachments:

File Name	Date Attached	Attached By	Size
ConcurrentLRUCache.java	2008-09-26 09:28 PM	Yonik Seeley	9 kB
ConcurrentLRUCache.java	2008-08-01 05:21 AM	Noble Paul	4 kB
ConcurrentLRUCache.java	2008-07-30 06:15 AM	Noble Paul	4 kB
SOLR-667-alternate.patch	2008-11-01 07:20 PM	Yonik Seeley	21 kB
SOLR-667-alternate.patch	2008-10-31 06:04 PM	Yonik Seeley	16 kB
SOLR-667-updates.patch	2008-10-30 02:27 PM	Yonik Seeley	3 kB
SOLR-667.patch	2008-11-23 04:22 PM	Noble Paul	9 kB
SOLR-667.patch	2008-11-19 06:26 AM	Noble Paul	7 kB
SOLR-667.patch	2008-11-17 04:17 AM	Noble Paul	10 kB
SOLR-667.patch	2008-11-09 04:23 PM	Noble Paul	1 kB
SOLR-667.patch	2008-10-31 08:15 AM	Noble Paul	6 kB
SOLR-667.patch	2008-10-31 06:13 AM	Noble Paul	6 kB
SOLR-667.patch	2008-10-29 05:54 PM	Noble Paul	1 kB
SOLR-667.patch	2008-10-28 12:11 PM	Shalin Shekhar Mangar	19 kB
SOLR-667.patch	2008-10-06 07:29 AM	Noble Paul	17 kB
SOLR-667.patch	2008-09-25 04:39 AM	Noble Paul	17 kB
SOLR-667.patch	2008-08-19 12:42 PM	Noble Paul	16 kB
SOLR-667.patch	2008-08-12 02:15 PM	Noble Paul	13 kB
SOLR-667.patch	2008-08-12 02:13 PM	Noble Paul	13 kB

Resolution Date:

28/Oct/08 08:14 PM

Description

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The only available SolrCache i.e LRUCache is based on LinkedHashMap which has get() also synchronized. This can cause severe bottlenecks for faceted search. Any alternate implementation which can be faster/better must be considered.

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