> On Apr 2, 2021, at 7:30 PM, Dai Ngo <dai.ngo@xxxxxxxxxx> wrote: > > Hi, > > Currently the source's export is mounted and unmounted on every > inter-server copy operation. This causes unnecessary overhead > for each copy. > > This patch series is an enhancement to allow the export to remain > mounted for a configurable period (default to 15 minutes). If the > export is not being used for the configured time it will be unmounted > by a delayed task. If it's used again then its expiration time is > extended for another period. > > Since mount and unmount are no longer done on each copy request, > this overhead is no longer used to decide whether the copy should > be done with inter-server copy or generic copy. The threshold used > to determine sync or async copy is now used for this decision. > > -Dai > > v2: fix compiler warning of missing prototype. Hi Olga- I'm getting ready to shrink-wrap the initial NFSD v5.13 pull request. Have you had a chance to review Dai's patches? -- Chuck Lever
