Re: raid parity and mmx processor

2000-03-19 Thread m.allan noah
> > > As I understand it, the kernel tests parity calc speed and decides to > > > use/not use mmx based on which is faster. > > > > > > Assuming an otherwise heavily loaded cpu, would it not be better to use > > > mmx even though slightly slower just to free up cpu cycles for other > > tasks. > >

Re: mkraid secret flag

2000-03-19 Thread m.allan noah
WARNING: i am going to type the secret command in the following mail. if you cannot handle it, delete it now. if you want a rational explanation for why i would do that, read on. i am not trying to be inflammatory, just make a point. i have been using software raid under linux for quite a while n

Re: Unofficial patch for kernel-2.2.10

1999-07-13 Thread m.allan noah
do not use this patch. it does not seem to contain the priority fixes which are needed to use raid1-5 under a kernel higher than 2.2.7. this patch will likely _NOT_SYNC_ your raid arrays. you have been warned :) allan "Theron J.Lewis" <[EMAIL PROTECTED]> said: > You can find my hacked patch

Re: backup/redundancy solutions

1999-07-08 Thread m.allan noah
bad call. i NEVER backup unix via smb. go and restore from that backup and look at your unix permissions. unless you tar first, perms are destroyed by smb. i use a backup server running linux. the nt boxes can dump to it using smb, the unix boxes use nfs v3, and the backup server takes care of t

Re: Newbie: What to do when a disk fails?

1999-07-07 Thread m.allan noah
> I suspect thst I could have done something like this: > > 1. Remove the failed disk. > 2. Insert a new one > 3. Boot with only one disk set up for raid usage. > 4. Use fdisk to get the partition table right. > 5. Reboot to get linux to recognize the new partition > 6. Use raidhotadd toadd the

Re: aic7890 or 53c875?

1999-07-07 Thread m.allan noah
i have 875's 825's, 810's, and 896's and several aic788x boards. the adaptecs are onboard and true adaptec brand cards. the NCR's are Symbios, Compaq, ASUS, and Tekram boards. i will replace those adaptecs with NRC's every time i get a chance. the cable problems with AIC's are so bad, esp. with e