122 _capacity(0),
123 _used(0),
124 _used_high(0),
125 _used_low(0),
126 _allocated(0),
127 _reclaimed(0),
128 _stalled(),
129 _satisfied(),
130 _safe_delete(),
131 _uncommit(false),
132 _initialized(false) {
133
134 if (!_virtual.is_initialized() || !_physical.is_initialized()) {
135 return;
136 }
137
138 log_info(gc, init)("Min Capacity: " SIZE_FORMAT "M", min_capacity / M);
139 log_info(gc, init)("Initial Capacity: " SIZE_FORMAT "M", initial_capacity / M);
140 log_info(gc, init)("Max Capacity: " SIZE_FORMAT "M", max_capacity / M);
141 log_info(gc, init)("Max Reserve: " SIZE_FORMAT "M", max_reserve / M);
142 log_info(gc, init)("Pre-touch: %s", AlwaysPreTouch ? "Enabled" : "Disabled");
143
144 // Warn if system limits could stop us from reaching max capacity
145 _physical.warn_commit_limits(max_capacity);
146
147 // Check if uncommit should be enabled
148 _uncommit = _physical.should_enable_uncommit(min_capacity, max_capacity);
149
150 // Pre-map initial capacity
151 if (!prime_cache(workers, initial_capacity)) {
152 log_error(gc)("Failed to allocate initial Java heap (" SIZE_FORMAT "M)", initial_capacity / M);
153 return;
154 }
155
156 // Successfully initialized
157 _initialized = true;
158 }
159
160 class ZPreTouchTask : public ZTask {
161 private:
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122 _capacity(0),
123 _used(0),
124 _used_high(0),
125 _used_low(0),
126 _allocated(0),
127 _reclaimed(0),
128 _stalled(),
129 _satisfied(),
130 _safe_delete(),
131 _uncommit(false),
132 _initialized(false) {
133
134 if (!_virtual.is_initialized() || !_physical.is_initialized()) {
135 return;
136 }
137
138 log_info(gc, init)("Min Capacity: " SIZE_FORMAT "M", min_capacity / M);
139 log_info(gc, init)("Initial Capacity: " SIZE_FORMAT "M", initial_capacity / M);
140 log_info(gc, init)("Max Capacity: " SIZE_FORMAT "M", max_capacity / M);
141 log_info(gc, init)("Max Reserve: " SIZE_FORMAT "M", max_reserve / M);
142 if (ZPageSizeMedium > 0) {
143 log_info(gc, init)("Medium Page Size: " SIZE_FORMAT "M", ZPageSizeMedium / M);
144 } else {
145 log_info(gc, init)("Medium Page Size: N/A");
146 }
147 log_info(gc, init)("Pre-touch: %s", AlwaysPreTouch ? "Enabled" : "Disabled");
148
149 // Warn if system limits could stop us from reaching max capacity
150 _physical.warn_commit_limits(max_capacity);
151
152 // Check if uncommit should be enabled
153 _uncommit = _physical.should_enable_uncommit(min_capacity, max_capacity);
154
155 // Pre-map initial capacity
156 if (!prime_cache(workers, initial_capacity)) {
157 log_error(gc)("Failed to allocate initial Java heap (" SIZE_FORMAT "M)", initial_capacity / M);
158 return;
159 }
160
161 // Successfully initialized
162 _initialized = true;
163 }
164
165 class ZPreTouchTask : public ZTask {
166 private:
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