lvcreate -- ERROR "Cannot allocate memory" creating VGDA
Shesha Sreenivasamurthy writes: (Summary) Any help is highly appreciated. Thanks Shesha--------------- [root@mc26300a root]# lvcreate -s -l 4306 -n stest /dev/VG_H41/LV_H41 lvcreate -- WARNING: the...
View ArticleKernel Panic in reading raw devices
Shesha Sreenivasamurthy writes: (Summary) If a disk is missing, then after I get a read error I close that devices, remove that device from the proc file system and go on reading the next device. Can...
View ArticleO_DIRECT
Shesha Sreenivasamurthy writes: I am having trouble with O_DIRECT. Trying to read or write from a block device partition. 1. Can O_DIRECT be used on a plain block device partition say "/dev/sda11"...
View ArticleRe: O_DIRECT
Shesha Sreenivasamurthy writes: Thank you very much .... -Shesha Rob van Nieuwkerk wrote:[...]
View ArticleRe: O_DIRECT
Shesha Sreenivasamurthy writes: (Summary) I could never get it working with 4096 block size. I created an EXT3 with blockize=4096 (mkfs.ext3 -b 4096 /dev/sda11). SUCCESSFUL :) -Shesha Rob van Nieuwkerk...
View ArticleRe: O_DIRECT
Shesha Sreenivasamurthy writes: (Summary) (1) With staraight partition even if I explicitly set the block size to 4096 and adher to the rules of O_DIRECT i cannot read/write (2) With staraight...
View ArticleRe: O_DIRECT
Shesha Sreenivasamurthy writes: (Summary) Ok, I got to know what exactly is the problem ,, Basically on my partition total sectors is not a muliple of 8 (Each sector = 512, 4096/512=8). Now the start...
View Articlemd hangs while rebuilding
"Shesha B. " Sreenivasamurthy writes: (Summary) ----- md1 : active raid1 sdi2[12] sdh2[11] sdg2[10] sde2[4] sdd2[1] sdc2[0] sdb2[2] sda2[5] 405504 blocks [9/5] [UUU_UU___] [>....................]...
View ArticleRe: md hangs while rebuilding
"Shesha B. " Sreenivasamurthy writes: (Summary) :(Here are the configurations .... (1) The linux kernel version : 2.4.26 (2) md information--------------------- /dev/md0 on / type ext3...
View ArticleRe: set blksize of block device
"Shesha B. " Sreenivasamurthy writes: Firstly you cannot set the block size to lesser than 512. When there is a request for the IO, you populate "struct req" data structure which you will pass it to...
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