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Give specific instructions on Linux

This commit is contained in:
Robert Muir 2015-05-30 12:23:14 -04:00
parent a95528e247
commit 56d269e075
1 changed files with 11 additions and 2 deletions
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13
src/main/java/org/elasticsearch/bootstrap/JNANatives.java
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@ -72,10 +72,19 @@ class JNANatives {
} }
// mlockall failed for some reason // mlockall failed for some reason
logger.warn("Unable to lock JVM Memory: error=" + errno + ",reason=" + errMsg + ". This can result in part of the JVM being swapped out"); logger.warn("Unable to lock JVM Memory: error=" + errno + ",reason=" + errMsg + ". This can result in part of the JVM being swapped out.");
if (errno == JNACLibrary.ENOMEM) { if (errno == JNACLibrary.ENOMEM) {
if (rlimitSuccess) { if (rlimitSuccess) {
logger.warn("Increase RLIMIT_MEMLOCK (ulimit). soft limit: " + rlimitToString(softLimit) + ", hard limit: " + rlimitToString(hardLimit)); logger.warn("Increase RLIMIT_MEMLOCK, soft limit: " + rlimitToString(softLimit) + ", hard limit: " + rlimitToString(hardLimit));
if (Constants.LINUX) {
// give specific instructions for the linux case to make it easy
logger.warn("These can be adjusted by modifying /etc/security/limits.conf, for example: \n" +
"\t# allow user 'esuser' mlockall\n" +
"\tesuser soft memlock unlimited\n" +
"\tesuser hard memlock unlimited"
);
logger.warn("If you are logged in interactively, you will have to re-login for the new limits to take effect.");
}
} else { } else {
logger.warn("Increase RLIMIT_MEMLOCK (ulimit)."); logger.warn("Increase RLIMIT_MEMLOCK (ulimit).");
} }