Method checkAllocLimit

core/src/main/java/io/questdb/std/Unsafe.java:458–476

(long size, int memoryTag)

    }

    private static void checkAllocLimit(long size, int memoryTag) {
        if (size <= 0) {
            return;
        }
        // Don't check limits for mmap'd memory
        final long rssMemLimit = getRssMemLimit();
        if (rssMemLimit > 0 && memoryTag >= NATIVE_DEFAULT) {
            long usage = getRssMemUsed();
            if (usage + size > rssMemLimit) {
                throw CairoException.nonCritical().setOutOfMemory(true)
                        .put("global RSS memory limit exceeded [usage=")
                        .put(usage)
                        .put(", RSS_MEM_LIMIT=").put(rssMemLimit)
                        .put(", size=").put(size)
                        .put(", memoryTag=").put(memoryTag)
                        .put(']');
            }
        }
    }

    /**
     * Allocate a new native allocator object and return its pointer