diff for duplicates of <1237223167.8276.16.camel@mingming-laptop> diff --git a/a/1.txt b/N1/1.txt index 7f13f8e..62161ea 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -1,37 +1,29 @@ -=E5=9C=A8 2009-02-02=E4=B8=80=E7=9A=84 09:58 -0600=EF=BC=8CSteven Pratt= -=E5=86=99=E9=81=93=EF=BC=9A -> Finally cleared out a backlog of results to upload. Main performance= -=20 -> page is updated with all the links. (http://btrfs.boxacle.net/) Mos= -t=20 -> recent results are on 2.6.29-rc2. As usual see analysis directory of=20 +在 2009-02-02一的 09:58 -0600，Steven Pratt写道： +> Finally cleared out a backlog of results to upload. Main performance +> page is updated with all the links. (http://btrfs.boxacle.net/) Most +> recent results are on 2.6.29-rc2. As usual see analysis directory of > results for oprofile, including call graphs. ->=20 -> Single disk results are not too bad. Raid still falls apart on any=20 +> +> Single disk results are not too bad. Raid still falls apart on any > write heavy workload. ->=20 +> > Steve ->=20 +> Quick link to the latest single disk IO results: -http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2= -=2E6.29-rc2.html +http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2.6.29-rc2.html -Steve's fs performance tests shows performance regression on ext4 compa= -ring with ext3 with O_DIRECT random writes, about 10% on single disk. = -=20 +Steve's fs performance tests shows performance regression on ext4 comparing with ext3 with O_DIRECT random writes, about 10% on single disk. -http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2= -=2E6.29-rc2_Large_file_random_writes_odirect._num_threads=3D32.html +http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2.6.29-rc2_Large_file_random_writes_odirect._num_threads=32.html And looked at the oprofile, comparing with ext3, ext4 seems mark the -inode diry quit often than ext3 does.=20 +inode diry quit often than ext3 does. 62 0.0063 ext3.ko ext3_mark_iloc_dirty 367 0.0371 ext4.ko ext4_mark_iloc_dirty -This also seen in random read test (with no O_DIRECT) oprfofile data, s= -o +This also seen in random read test (with no O_DIRECT) oprfofile data, so it doesn't seem not a O_DIRECT issue. Any thoughts? @@ -42,7 +34,7 @@ More detail about the ext3/4 random odirect writes oprofile... ext3: -:~/ext4$ grep ext3 oprofile-ext3-random-write-odirect.001=20 +:~/ext4$ grep ext3 oprofile-ext3-random-write-odirect.001 554 0.0567 ext3.ko ext3_get_branch 346 0.0354 ext3.ko ext3_file_write 336 0.0344 ext3.ko ext3_direct_IO @@ -59,9 +51,9 @@ __ext3_journal_get_write_access 13 0.0013 ext3.ko ext3_find_entry 13 0.0013 ext3.ko ext3_new_blocks 13 0.0013 ext3.ko ext3_reserve_inode_write -=2E... +.... -$ grep ext4 oprofile-ext4-random-write-odirect.001=20 +$ grep ext4 oprofile-ext4-random-write-odirect.001 warning: could not check that the binary file /lib/modules/2.6.29-rc2/kernel/fs/ext4/ext4.ko has not been modified since the profile was taken. Results may be inaccurate. @@ -79,19 +71,18 @@ modified since the profile was taken. Results may be inaccurate. 89 0.0090 ext4.ko ext4_mark_inode_dirty 84 0.0085 ext4.ko ext4_dirty_inode 74 0.0075 ext4.ko __ext4_journal_stop -=2E.... +..... -:~/ext4$ grep jbd2 oprofile-ext4-random-write-odirect.001=20 +:~/ext4$ grep jbd2 oprofile-ext4-random-write-odirect.001 450 0.0455 jbd2.ko start_this_handle 288 0.0291 jbd2.ko do_get_write_access 287 0.0290 jbd2.ko jbd2_journal_stop 244 0.0247 jbd2.ko jbd2_journal_start 235 0.0238 jbd2.ko jbd2_journal_dirty_metadata -214 0.0216 jbd2.ko jbd2_journal_add_journal_hea= -d +214 0.0216 jbd2.ko jbd2_journal_add_journal_head -~/ext4$ grep jbd oprofile-ext3-random-write-odirect.001=20 +~/ext4$ grep jbd oprofile-ext3-random-write-odirect.001 116 0.0119 jbd.ko journal_add_journal_head 94 0.0096 jbd.ko do_get_write_access 73 0.0075 jbd.ko start_this_handle @@ -107,13 +98,11 @@ d > -- -> To unsubscribe from this list: send the line "unsubscribe linux-btrfs= -" in +> To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- -To unsubscribe from this list: send the line "unsubscribe linux-ext4" i= -n +To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/a/content_digest b/N1/content_digest index 8f3677c..75c47ed 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -8,40 +8,32 @@ " Steven Pratt <slpratt@austin.ibm.com>\0" "\00:1\0" "b\0" - "=E5=9C=A8 2009-02-02=E4=B8=80=E7=9A=84 09:58 -0600=EF=BC=8CSteven Pratt=\n" - "=E5=86=99=E9=81=93=EF=BC=9A\n" - "> Finally cleared out a backlog of results to upload. Main performance=\n" - "=20\n" - "> page is updated with all the links. (http://btrfs.boxacle.net/) Mos=\n" - "t=20\n" - "> recent results are on 2.6.29-rc2. As usual see analysis directory of=20\n" + "\345\234\250 2009-02-02\344\270\200\347\232\204 09:58 -0600\357\274\214Steven Pratt\345\206\231\351\201\223\357\274\232\n" + "> Finally cleared out a backlog of results to upload. Main performance \n" + "> page is updated with all the links. (http://btrfs.boxacle.net/) Most \n" + "> recent results are on 2.6.29-rc2. As usual see analysis directory of \n" "> results for oprofile, including call graphs.\n" - ">=20\n" - "> Single disk results are not too bad. Raid still falls apart on any=20\n" + "> \n" + "> Single disk results are not too bad. Raid still falls apart on any \n" "> write heavy workload.\n" - ">=20\n" + "> \n" "> Steve\n" - ">=20\n" + "> \n" "Quick link to the latest single disk IO results:\n" "\n" - "http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2=\n" - "=2E6.29-rc2.html\n" + "http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2.6.29-rc2.html\n" "\n" - "Steve's fs performance tests shows performance regression on ext4 compa=\n" - "ring with ext3 with O_DIRECT random writes, about 10% on single disk. =\n" - "=20\n" + "Steve's fs performance tests shows performance regression on ext4 comparing with ext3 with O_DIRECT random writes, about 10% on single disk. \n" "\n" - "http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2=\n" - "=2E6.29-rc2_Large_file_random_writes_odirect._num_threads=3D32.html\n" + "http://btrfs.boxacle.net/repository/single-disk/2.6.29-rc2/2.6.29-rc2/2.6.29-rc2_Large_file_random_writes_odirect._num_threads=32.html\n" "\n" "And looked at the oprofile, comparing with ext3, ext4 seems mark the\n" - "inode diry quit often than ext3 does.=20\n" + "inode diry quit often than ext3 does. \n" "\n" "62 0.0063 ext3.ko ext3_mark_iloc_dirty\n" "367 0.0371 ext4.ko ext4_mark_iloc_dirty\n" "\n" - "This also seen in random read test (with no O_DIRECT) oprfofile data, s=\n" - "o\n" + "This also seen in random read test (with no O_DIRECT) oprfofile data, so\n" "it doesn't seem not a O_DIRECT issue.\n" "\n" "Any thoughts?\n" @@ -52,7 +44,7 @@ "\n" "ext3:\n" "\n" - ":~/ext4$ grep ext3 oprofile-ext3-random-write-odirect.001=20\n" + ":~/ext4$ grep ext3 oprofile-ext3-random-write-odirect.001 \n" "554 0.0567 ext3.ko ext3_get_branch\n" "346 0.0354 ext3.ko ext3_file_write\n" "336 0.0344 ext3.ko ext3_direct_IO\n" @@ -69,9 +61,9 @@ "13 0.0013 ext3.ko ext3_find_entry\n" "13 0.0013 ext3.ko ext3_new_blocks\n" "13 0.0013 ext3.ko ext3_reserve_inode_write\n" - "=2E...\n" + "....\n" "\n" - "$ grep ext4 oprofile-ext4-random-write-odirect.001=20\n" + "$ grep ext4 oprofile-ext4-random-write-odirect.001 \n" "warning: could not check that the binary\n" "file /lib/modules/2.6.29-rc2/kernel/fs/ext4/ext4.ko has not been\n" "modified since the profile was taken. Results may be inaccurate.\n" @@ -89,19 +81,18 @@ "89 0.0090 ext4.ko ext4_mark_inode_dirty\n" "84 0.0085 ext4.ko ext4_dirty_inode\n" "74 0.0075 ext4.ko __ext4_journal_stop\n" - "=2E....\n" + ".....\n" "\n" - ":~/ext4$ grep jbd2 oprofile-ext4-random-write-odirect.001=20\n" + ":~/ext4$ grep jbd2 oprofile-ext4-random-write-odirect.001 \n" "450 0.0455 jbd2.ko start_this_handle\n" "288 0.0291 jbd2.ko do_get_write_access\n" "287 0.0290 jbd2.ko jbd2_journal_stop\n" "244 0.0247 jbd2.ko jbd2_journal_start\n" "235 0.0238 jbd2.ko jbd2_journal_dirty_metadata\n" - "214 0.0216 jbd2.ko jbd2_journal_add_journal_hea=\n" - "d\n" + "214 0.0216 jbd2.ko jbd2_journal_add_journal_head\n" "\n" "\n" - "~/ext4$ grep jbd oprofile-ext3-random-write-odirect.001=20\n" + "~/ext4$ grep jbd oprofile-ext3-random-write-odirect.001 \n" "116 0.0119 jbd.ko journal_add_journal_head\n" "94 0.0096 jbd.ko do_get_write_access\n" "73 0.0075 jbd.ko start_this_handle\n" @@ -117,15 +108,13 @@ "\n" "\n" "> --\n" - "> To unsubscribe from this list: send the line \"unsubscribe linux-btrfs=\n" - "\" in\n" + "> To unsubscribe from this list: send the line \"unsubscribe linux-btrfs\" in\n" "> the body of a message to majordomo@vger.kernel.org\n" "> More majordomo info at http://vger.kernel.org/majordomo-info.html\n" "\n" "--\n" - "To unsubscribe from this list: send the line \"unsubscribe linux-ext4\" i=\n" - "n\n" + "To unsubscribe from this list: send the line \"unsubscribe linux-ext4\" in\n" "the body of a message to majordomo@vger.kernel.org\n" More majordomo info at http://vger.kernel.org/majordomo-info.html -1c9fcabd1dc7e68f7ddc7cc564139d42793a9b20be9604b93cde3b83192a8703 +d511f665164a0d89fb1a0e3452f1ee07d53efdf43dc8b88214d77a49c026704a
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