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8140556: Add force rotation option to VM.log jcmd

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Rotate JVM log files via jcmd

Reviewed-by: sla, mlarsson
This commit is contained in:
Yasumasa Suenaga 2015-12-03 22:42:28 +09:00
parent 6e0ea9d21c
commit b8fd323a28
7 changed files with 56 additions and 12 deletions
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12
hotspot/src/share/vm/logging/logConfiguration.cpp
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@ -39,6 +39,7 @@
LogOutput** LogConfiguration::_outputs = NULL;
size_t LogConfiguration::_n_outputs = 0;
bool LogConfiguration::_post_initialized = false;
void LogConfiguration::post_initialize() {
assert(LogConfiguration_lock != NULL, "Lock must be initialized before post-initialization");
@ -51,6 +52,8 @@ void LogConfiguration::post_initialize() {
MutexLocker ml(LogConfiguration_lock);
describe(log.trace_stream());
}
_post_initialized = true;
}
void LogConfiguration::initialize(jlong vm_start_time) {
@ -422,3 +425,12 @@ void LogConfiguration::print_command_line_help(FILE* out) {
"\t Turn off all logging, including warnings and errors,\n"
"\t and then enable messages tagged with 'rt' using 'trace' level to file 'rttrace.txt'.\n");
}
void LogConfiguration::rotate_all_outputs() {
for (size_t idx = 0; idx < _n_outputs; idx++) {
if (_outputs[idx]->is_rotatable()) {
_outputs[idx]->rotate(true);
}
}
}