Re: [RFC] extents,mballoc,delalloc for 2.6.16.8
Alex Tomas <[email protected]>
| Newsgroups | gmane.comp.file-systems.ext2.devel |
|---|---|
| Organization | CFS |
| Message-ID | <[email protected]> |
yes, we have a fix already. thanks, Alex >>>>> Johann Lombardi (JL) writes: JL> As for mballoc, I noticed a limitation which you may already be aware of. sbi-> s_group_info is an array of pointers to structures containing per-group JL> information. IIRC, kmalloc is limited to 128kB which means that the allocation JL> of sbi->s_group_info will fail for filestems bigger than JL> (128kB / sizeof(void *)) * (blocksize * 8) * blocksize. JL> As a consequence, mballoc cannot currently be used beyond 2TB on 64-bit JL> architectures with a 4kB block size. ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642