From 24b93f3cb0f3843e0687ad656ad0b97ffb65ec5c Mon Sep 17 00:00:00 2001 From: mcsim Date: Wed, 23 Nov 2011 07:37:26 +0100 Subject: --- user/Maksym_Planeta.mdwn | 33 ++++++++++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) (limited to 'user') diff --git a/user/Maksym_Planeta.mdwn b/user/Maksym_Planeta.mdwn index 79e77ee1..5d6025f6 100644 --- a/user/Maksym_Planeta.mdwn +++ b/user/Maksym_Planeta.mdwn @@ -32,7 +32,7 @@ since this parameter is unused Probably pager_request shouldn't be stored because request may arrive from different kernels (or from kernel and translator), so this parameter doesn't have any sense. -In d_p_set_size memory_object_lock_request is used for manipulating of object size. There is a function memory_object_data_unavailable, which can increase space, provided for memory object. TODO: Consider using it. +22.11.11 Reading/writing for any size works, [[this|http://lists.gnu.org/archive/html/bug-hurd/2011-11/msg00127.html]] works, but fsx test fails ([[see|http://www.bddebian.com:8888/~hurd-web/user/Maksym_Planeta/#fsx_fail2211]]). ### Write own pager @@ -153,3 +153,34 @@ For debugging ext2fs: on system performance (15:56:54) antrik: both can be avoided by just passing a real anonymous memory object, i.e. one provided by the defpager (15:57:07) antrik: only problem is that the current defpager implementation can't really handle that... + +#Pastes + +## fsx test on 22.11.11 + $ ~/src/fsx/fsx -W -R -t 4096 -w 4096 -r 4096 bar + mapped writes DISABLED + truncating to largest ever: 0x32000 + truncating to largest ever: 0x39000 + READ BAD DATA: offset = 0x16000, size = 0xd9a0 + OFFSET GOOD BAD RANGE + 0x1f000 0x0000 0x01a0 0x 2d14 + operation# (mod 256) for the bad data may be 1 + LOG DUMP (16 total operations): + 1(1 mod 256): WRITE 0x1f000 thru 0x21d28 (0x2d29 bytes) HOLE ***WWWW + 2(2 mod 256): WRITE 0x10000 thru 0x15bfe (0x5bff bytes) + 3(3 mod 256): READ 0x1d000 thru 0x21668 (0x4669 bytes) + 4(4 mod 256): READ 0xa000 thru 0x16a59 (0xca5a bytes) + 5(5 mod 256): READ 0x8000 thru 0x8f2c (0xf2d bytes) + 6(6 mod 256): READ 0xa000 thru 0x17fe8 (0xdfe9 bytes) + 7(7 mod 256): READ 0x1b000 thru 0x20f33 (0x5f34 bytes) + 8(8 mod 256): READ 0x15000 thru 0x1c05b (0x705c bytes) + 9(9 mod 256): TRUNCATE UP from 0x21d29 to 0x32000 + 10(10 mod 256): READ 0x3000 thru 0x5431 (0x2432 bytes) + 11(11 mod 256): WRITE 0x29000 thru 0x34745 (0xb746 bytes) EXTEND + 12(12 mod 256): TRUNCATE DOWN from 0x34746 to 0x19000 ******WWWW + 13(13 mod 256): READ 0x14000 thru 0x186d8 (0x46d9 bytes) + 14(14 mod 256): TRUNCATE UP from 0x19000 to 0x39000 ******WWWW + 15(15 mod 256): WRITE 0x28000 thru 0x3548c (0xd48d bytes) + 16(16 mod 256): READ 0x16000 thru 0x2399f (0xd9a0 bytes) ***RRRR*** + Correct content saved for comparison + (maybe hexdump "bar" vs "bar.fsxgood") -- cgit v1.2.3