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CONTAP-345057:MGWD jemalloc 保留释放的内存导致 VMEM 耗尽

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ontap-9
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问题描述

由于 VMEM 耗尽,客户不断遇到 MGWD 恐慌。
错误字符串:
spm.mgwd.process.exit:紧急情况
mgwd:kern.vm.mmap.return:notice]:mgwd(pid 47814)对大小 67108864 执行的 mmap(2) 失败:超出 VMEM 限制,限制 4294967296,错误 12。
mgwd:ucore.panicString:error]:'mgwd:因未捕获的 std::bad_alloc 类型异常而终止:std::bad_alloc,在 RIP 0x81e94c58a(pid 47814、uid 0、时间戳 1724667424)处引发 SIGABRT(6)'

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