Displaying 2 results from an estimated 2 matches for "lzjb_compress".
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lz4_compress
2013 Jul 19
2
9.2PRERELEASE ZFS panic in lzjb_compress
...) at trap_fatal+0x290/frame 0xffffffcf75bd5d50
trap_pfault() at trap_pfault+0x211/frame 0xffffffcf75bd5de0
trap() at trap+0x344/frame 0xffffffcf75bd5fe0
calltrap() at calltrap+0x8/frame 0xffffffcf75bd5fe0
--- trap 0xc, rip = 0xffffffff81983055, rsp = 0xffffffcf75bd60a0, rbp =
0xffffffcf75bd68f0 ---
lzjb_compress() at lzjb_compress+0x185/frame 0xffffffcf75bd68f0
zio_compress_data() at zio_compress_data+0x92/frame 0xffffffcf75bd6920
zio_write_bp_init() at zio_write_bp_init+0x24b/frame 0xffffffcf75bd6970
zio_execute() at zio_execute+0xc3/frame 0xffffffcf75bd69b0
taskqueue_run_locked() at taskqueue_run_locked+...
2007 Sep 14
5
ZFS Space Map optimalization
I have a huge problem with space maps on thumper. Space maps takes over 3GB
and write operations generates massive read operations.
Before every spa sync phase zfs reads space maps from disk.
I decided to turn on compression for pool ( only for pool, not filesystems ) and it helps.
Now space maps, intent log, spa history are compressed.
Not I''m thinking about disabling checksums. All