src/main/kotlin/top/fatweb/oxygen/api/service/system/impl/StatisticsServiceImpl.kt

@@ -66,15 +66,17 @@ class StatisticsServiceImpl(
         cpuLogicalProcessorCount = systemInfo.hardware.processor.logicalProcessorCount,
         microarchitecture = systemInfo.hardware.processor.processorIdentifier.microarchitecture,
         memories = "${ByteUtil.formatByteSize(systemInfo.hardware.memory.total)} (${
-            systemInfo.hardware.memory.physicalMemory.joinToString(
+            if (systemInfo.hardware.memory.physicalMemory.size > 0) systemInfo.hardware.memory.physicalMemory.joinToString(
                 " + "
             ) { ByteUtil.formatByteSize(it.capacity) }
+            else "Unknown"
         })",
-        disks = "${ByteUtil.formatByteSize(systemInfo.hardware.diskStores.sumOf { it.size })} (${
+        disks = if (systemInfo.hardware.diskStores.size > 0) "${ByteUtil.formatByteSize(systemInfo.hardware.diskStores.sumOf { it.size })} (${
             systemInfo.hardware.diskStores.joinToString(
                 " + "
             ) { ByteUtil.formatByteSize(it.size) }
         })"
+        else "Unknown"
     )
 
     override fun cpu(): CpuInfoVo {
@@ -190,7 +192,11 @@ class StatisticsServiceImpl(
 
         return OnlineInfoVo(
             current = redisUtil.keys("${SecurityProperties.jwtIssuer}_login_*")
-                .distinctBy { Regex("${SecurityProperties.jwtIssuer}_login_(.*):.*").matchEntire(it)?.groupValues?.getOrNull(1) }.size.toLong(),
+                .distinctBy {
+                    Regex("${SecurityProperties.jwtIssuer}_login_(.*):.*").matchEntire(it)?.groupValues?.getOrNull(
+                        1
+                    )
+                }.size.toLong(),
             history = history
         )
     }