sorry, my question is : Does anyone use sreadahead successfully under unionfs/aufs(which union squashfs and ext3) ?
Sam Zhang, Austin 提到: > 1 what's your platform? > 2 how do you compile your sreadahead pkg, try to compile with -Wall > -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector > 3 > >Wrote 3 out of 9148 lines > >RAccount is 3 > > > >The number of records is incredible small. > It depends on when you do it. > As your questoin on : any one is using in successully under ext3, > Yes, we alwasys use it under ext3successfully. > > ------------------------------------------------------------------------ > *From:* Sam Lin [mailto:[EMAIL PROTECTED] > *Sent:* 2008年11月11日 17:22 > *To:* Zhang, Austin > *Cc:* [EMAIL PROTECTED] > *Subject:* Re: [Moblin Dev] Does/Will sreadahead support squashfs + > unionfs (ext3 under) ? > > That will abort generate_filelist with: > > ~$ /sbin/generate_filelist root.list > log > *** buffer overflow detected ***: /sbin/generate_filelist terminated > ======= Backtrace: ========= > /lib/libc.so.6(__fortify_fail+0x3a)[0xb7ed80ea] > /lib/libc.so.6[0xb7ed699c] > /lib/libc.so.6(__strcpy_chk+0x3c)[0xb7ed5f3c] > /sbin/generate_filelist[0x8048bd2] > /sbin/generate_filelist[0x8048ce6] > /sbin/generate_filelist[0x8048d68] > /lib/libc.so.6(__libc_start_main+0xd0)[0xb7e07440] > /sbin/generate_filelist[0x8048761] > ======= Memory map: ======== > 08048000-08049000 r-xp 00000000 08:02 721 > /persistmnt/sbin/generate_filelist > 08049000-0804a000 r--p 00001000 08:02 721 > /persistmnt/sbin/generate_filelist > 0804a000-0804b000 rw-p 00002000 08:02 721 > /persistmnt/sbin/generate_filelist > 0804b000-08104000 rw-p 0804b000 00:00 0 [heap] > b7ddb000-b7de5000 r-xp 00000000 08:02 17018 /persistmnt/lib/libgcc_s.so.1 > b7de5000-b7de6000 rw-p 0000a000 08:02 17018 /persistmnt/lib/libgcc_s.so.1 > b7df0000-b7df1000 rw-p b7df0000 00:00 0 > b7df1000-b7f34000 r-xp 00000000 07:00 55666 /squashmnt/lib/libc-2.7.so > b7f34000-b7f35000 r--p 00143000 07:00 55666 /squashmnt/lib/libc-2.7.so > b7f35000-b7f37000 rw-p 00144000 07:00 55666 /squashmnt/lib/libc-2.7.so > b7f37000-b7f3a000 rw-p b7f37000 00:00 0 > b7f42000-b7f46000 rw-p b7f42000 00:00 0 > b7f46000-b7f47000 r-xp b7f46000 00:00 0 [vdso] > b7f47000-b7f63000 r-xp 00000000 07:00 55634 /squashmnt/lib/ld-2.7.so > b7f63000-b7f65000 rw-p 0001b000 07:00 55634 /squashmnt/lib/ld-2.7.so > bfcec000-bfd01000 rw-p bffeb000 00:00 0 [stack] > Aborted > > I did use a smaller file set "find /usr/lib -type f > usr.lib.txt" for > test > output of "/sbin/generate_filelist usr.lib.txt" as: > ... > Wrote 3 out of 9148 lines > RAccount is 3 > > The number of records is incredible small. > > Sam > > > > Zhang, Austin 提到: >>> I applied ext3 fs patch >>> >> good >> >> >>> I used generate_filelist with a parameter /etc/readahead/boot collected >>> by readahead-list. >>> >> not sure the content you mentioned, but in fact sreadahead was not fully >> similar with original readahead. >> So please have a try as: >> 1 after booting, run: find / -type f > temp.file >> 2 generate_filelist temp.file >> 3 check if you get the readahea.packed under /etc >> >> >> >> -----Original Message----- >> From: Sam Lin [mailto:[EMAIL PROTECTED] >> Sent: 2008年11月11日 16:39 >> To: Zhang, Austin >> Cc: [EMAIL PROTECTED] >> Subject: Re: [Moblin Dev] Does/Will sreadahead support squashfs + unionfs >> (ext3 under) ? >> >> I applied ext3 fs patch >> I used generate_filelist with a parameter /etc/readahead/boot collected >> by readahead-list. >> >> # /sbin/generate_filelist /etc/readahead/boot >> the output is: >> >> Wrote 1 out of 1442 lines >> RAcount is 1 >> >> This is strange. >> I used aufs to union squashfs and ext3 and I don't know if >> generate_filelist works on such configuration. >> >> Sam >> >> >> >> Zhang, Austin 提到: >> >>> How do you use it? >>> >>> It should support ext3 already. But if you got it from moblin.org, you need >>> to patch that ext3 FS patch to your kernel. >>> Generate_filelist needs a parameter as input to generate the output file >>> (readahead.packed). >>> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Sam Lin >>> Sent: 2008年11月11日 14:14 >>> To: [EMAIL PROTECTED] >>> Subject: [Moblin Dev] Does/Will sreadahead support squashfs + unionfs (ext3 >>> under) ? >>> >>> Hi All, >>> >>> I tried sreadahead on squashfs/unionfs/ext3 configuration but not working. >>> >>> generate_filelist output nearly zero record readahead.packed. >>> I copied another readahead generated from NB but sreadahead seems do >>> nothing about the file. >>> (the readahead.packed is located correctly as coded /etc/readahead.packed) >>> >>> Is there some efforts to do with sreadahead/generate_filelist to support >>> squashfs/union/ext3 configuration ? >>> >>> Sam >>> >>> _______________________________________________ >>> Moblin dev Mailing List >>> [email protected] >>> >>> To manage or unsubscribe from this mailing list visit: >>> https://lists.moblin.org/mailman/listinfo/dev or your user account on >>> http://moblin.org once logged in. >>> >>> For more information on the Moblin Developer Mailing lists visit: >>> http://moblin.org/community/mailing-lists >>> >>> >> >> > _______________________________________________ Moblin dev Mailing List [email protected] To manage or unsubscribe from this mailing list visit: https://lists.moblin.org/mailman/listinfo/dev or your user account on http://moblin.org once logged in. 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