rpc.mountd memory leak problem
Issue
- Customer's system shows memory usage increase in rpc.mountd.
- Customer's system does not use NFS much, but it shows increament in memory usage 0.3MB per 2 days in general.
- Customer suspect memory leak in rpc.mountd
-
Following is the simple applcation that check memory increase in rpc.mountd and it shows increasing in every day.
20110604/Status20110604.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110604/Status20110604.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110604/Status20110604.log- SM2 rpc.mountd 11573 24.3M 58.8M 34.5M -- 20110604/Status20110604.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110604/Status20110604.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110604/Status20110604.log- SM2 rpc.mountd 11573 24.3M 58.9M 34.6M -- 20110604/Status20110604.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110604/Status20110604.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110604/Status20110604.log- SM2 rpc.mountd 11573 24.3M 59.0M 34.7M -- 20110605/Status20110605.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110605/Status20110605.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110605/Status20110605.log- SM2 rpc.mountd 11573 24.3M 59.1M 34.8M -- 20110606/Status20110606.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110606/Status20110606.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110606/Status20110606.log- SM2 rpc.mountd 11573 24.3M 59.2M 34.9M -- 20110606/Status20110606.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110606/Status20110606.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110606/Status20110606.log- SM2 rpc.mountd 11573 24.3M 59.3M 35.0M -- 20110607/Status20110607.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110607/Status20110607.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110607/Status20110607.log- SM2 rpc.mountd 11573 24.3M 59.4M 35.1M -- 20110607/Status20110607.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110607/Status20110607.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110607/Status20110607.log- SM2 rpc.mountd 11573 24.3M 59.5M 35.2M -- 20110608/Status20110608.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110608/Status20110608.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110608/Status20110608.log- SM2 rpc.mountd 11573 24.3M 59.6M 35.3M -- 20110609/Status20110609.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110609/Status20110609.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110609/Status20110609.log- SM2 rpc.mountd 11573 24.3M 59.7M 35.4M -- 20110609/Status20110609.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110609/Status20110609.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110609/Status20110609.log- SM2 rpc.mountd 11573 24.3M 59.8M 35.5M -- 20110610/Status20110610.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110610/Status20110610.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110610/Status20110610.log- SM2 rpc.mountd 11573 24.3M 59.9M 35.6M -- 20110610/Status20110610.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110610/Status20110610.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110610/Status20110610.log- SM2 rpc.mountd 11573 24.3M 60.0M 35.7M -- 20110611/Status20110611.log: S8406 REPORT - MEMORY LEAKAGE SUSPECT PROCESS 20110611/Status20110611.log- NODE PROCESS PID MEM_PRE MEM_NOW MEM_DIFF 20110611/Status20110611.log- SM2 rpc.mountd 11573 24.3M 60.1M 35.8M ....
Environment
- OS: Red Hat Enterprise Linux 4 Update 5
- nfs-utils: prior 1.0.6-87
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