On Fri, 15 Jan 1999, Wolfgang Weisselberg wrote:
> > I have installed and configured ftape. The newest version. Ftape-tools
> > work fine as well. Ftmt erases, rewinds, winds and so on. The problem is I
> > can't do an errorless backup. I use tar, afio or dd and everytime I get a
> > write error at random block. Looks like media failure. I have changed a
> > tape but the errors still occurs. The worst is... it works ok under Win95
> > :(
>
> I assume you cleaned the head (as per the instructions of the
> hardware) and retensioned the tape often. Hmm. What sort of
> errors did the logfile show?
I didn't clean the head because it's a new hardware and as I have written
it works under Win95. I retensioned both tapes several times.
Logfile shows:
Jan 14 19:29:39 TeRrOrItE kernel: [218] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (5459).
Jan 14 19:29:55 TeRrOrItE kernel: [219] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (5538).
Jan 14 19:29:59 TeRrOrItE kernel: [220] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (5543).
Jan 14 19:40:04 TeRrOrItE kernel: [221] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (8883).
Jan 14 19:45:10 TeRrOrItE kernel: [222] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (10595).
Jan 14 19:45:33 TeRrOrItE kernel: [223] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (10713).
Jan 14 19:55:43 TeRrOrItE kernel: [224] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (14103).
[cut more errors]
Jan 14 21:41:38 TeRrOrItE kernel: [252] 0 ftape-write.c
(write_segment) - warning: 1 hard error(s) in written segment.
Jan 14 21:41:38 TeRrOrItE kernel: [253] 0 ftape-write.c
(write_segment) - hard error in segment 47464.
Jan 14 21:41:40 TeRrOrItE kernel: [254] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write_segment failed, error: -5.
Jan 14 21:41:40 TeRrOrItE kernel: [255] 0 zftape-write.c
(zftape_write_segment) - Hard error writing segment, trying to recover.
Jan 14 21:41:40 TeRrOrItE kernel: [000] 0 ftape-bsm.c
(ftape_put_bad_sector_entry) - putting map 0x00100000 at 02866352, segment
47464.
Jan 14 21:41:40 TeRrOrItE kernel: [001] 0 ftape-write.c
(write_segment) - TAIL->status == waiting.
Jan 14 21:41:40 TeRrOrItE kernel: [002] 0 ftape-write.c
(write_segment) - HEAD: 01d48698, TAIL: 01d48698.
Jan 14 21:41:40 TeRrOrItE kernel: [003] 0 ftape-write.c
(write_segment) - runner_status: 0.
Jan 14 21:41:41 TeRrOrItE kernel: [004] 0 ftape-write.c
(ftape_write_segment_R6ec54595) - write error, retry 1 (47464).
Jan 14 21:41:41 TeRrOrItE kernel: [005] 0 zftape-write.c
(empty_hard_error_list) - Trying to handle hard error.
Jan 14 21:43:45 TeRrOrItE kernel: [006] 0 ftape-ctl.c
(ftape_print_history) - == Non-fatal errors this run: ==.
Jan 14 21:43:45 TeRrOrItE kernel: [007] 0 ftape-ctl.c
(ftape_print_history) - fdc isr statistics:
Jan 14 21:43:45 TeRrOrItE kernel: id_am_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: id_crc_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: data_am_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: data_crc_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: overrun_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: no_data_errors : 35
Jan 14 21:43:45 TeRrOrItE kernel: retries : 34.
Jan 14 21:43:45 TeRrOrItE kernel: [008] 0 ftape-ctl.c
(ftape_print_history) - ecc statistics:
Jan 14 21:43:45 TeRrOrItE kernel: crc_errors : 0
Jan 14 21:43:45 TeRrOrItE kernel: crc_failures : 0
Jan 14 21:43:45 TeRrOrItE kernel: ecc_failures : 0
Jan 14 21:43:45 TeRrOrItE kernel: sectors corrected: 0.
Jan 14 21:43:45 TeRrOrItE kernel: [009] 0 ftape-ctl.c
(ftape_print_history) - Warning: 1 media defects!.
Jan 14 21:43:45 TeRrOrItE kernel: [010] 0 ftape-ctl.c
(ftape_print_history) - tape motion statistics:
Jan 14 21:43:45 TeRrOrItE kernel: repositions : 163.
__________________________________________________________________________
Piotr Szeptynski | GCM/O d- s++: a-- C BSL++++$ P+>++ L++>++++ E--- W+ N++
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