[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Component/s: Local Write-Read Paths > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement > Components: Local Write-Read Paths >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Labels: Windows > Fix For: 2.1.3, 2.2.0 beta 1 > > Attachments: 6993_2.1_v1.txt, 6993_v1.txt, 6993_v2.txt, 6993_v3.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Attachment: 6993_v3.txt v3 attached now that the windows/proc checks are sorted out. > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Labels: Windows > Fix For: 3.0, 2.1.3 > > Attachments: 6993_2.1_v1.txt, 6993_v1.txt, 6993_v2.txt, 6993_v3.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Attachment: 6993_2.1_v1.txt rebased patch attached > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Labels: Windows > Fix For: 3.0, 2.1.3 > > Attachments: 6993_2.1_v1.txt, 6993_v1.txt, 6993_v2.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Fix Version/s: 2.1.3 > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Labels: Windows > Fix For: 3.0, 2.1.3 > > Attachments: 6993_2.1_v1.txt, 6993_v1.txt, 6993_v2.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Labels: Windows (was: ) > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Labels: Windows > Fix For: 3.0 > > Attachments: 6993_v1.txt, 6993_v2.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.2#6252)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Attachment: 6993_v2.txt > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Fix For: 3.0 > > Attachments: 6993_v1.txt, 6993_v2.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.2#6252)
[jira] [Updated] (CASSANDRA-6993) Windows: remove mmap'ed I/O for index files and force standard file access
[ https://issues.apache.org/jira/browse/CASSANDRA-6993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Joshua McKenzie updated CASSANDRA-6993: --- Attachment: 6993_v1.txt > Windows: remove mmap'ed I/O for index files and force standard file access > -- > > Key: CASSANDRA-6993 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6993 > Project: Cassandra > Issue Type: Improvement >Reporter: Joshua McKenzie >Assignee: Joshua McKenzie >Priority: Minor > Fix For: 3.0 > > Attachments: 6993_v1.txt > > > Memory-mapped I/O on Windows causes issues with hard-links; we're unable to > delete hard-links to open files with memory-mapped segments even using nio. > We'll need to push for close to performance parity between mmap'ed I/O and > buffered going forward as the buffered / compressed path offers other > benefits. -- This message was sent by Atlassian JIRA (v6.2#6252)
