...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

...先看一个MongoDB服务器的top命令结果： shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used, 2097044k free, 26482048k cached VIRT RES SHR %MEM 1892g 21g 21g 69.6 这台MongoDB服务器...

I'm new to regular expressions and would appreciate your help. I'm trying to put together an expression that will split the example string using all spaces that are not surrounded by single or double quotes. My last attempt looks like this: (?!") and isn't quite working. It's splitting on the spa...

... Regardless of the version, for your example, the <update> is: { $set: { lastLookedAt: Date.now() / 1000 } } However, depending on your version of MongoDB, the query will look different. Regardless of version, the key is that the empty condition {} will match any document. In the Mongo s...