Last active
March 28, 2016 19:47
-
-
Save hyc/33f3eec6bae83246209d to your computer and use it in GitHub Desktop.
Monero LMDB blockchain evolution
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Input file | |
| violino:/home/software/bitmonero/build/release/bin.perf> ls -l ~/Public/blockchain.raw | |
| -rw-r--r-- 1 hyc hyc 2463754366 Dec 19 07:04 /home/hyc/Public/blockchain.raw | |
| Monero v0.9.0.0 | |
| 2016-Mar-28 19:33:28.437077 End of file reached | |
| 2016-Mar-28 19:33:31.897485 Number of blocks imported: 874829 | |
| 2016-Mar-28 19:33:31.897709 Finished at block: 874829 total blocks: 874830 | |
| 2016-Mar-28 19:33:32.181177 Closing IO Service. | |
| Command being timed: "./blockchain_import --database lmdb#nosync --verify 0" | |
| User time (seconds): 344.22 | |
| System time (seconds): 96.56 | |
| Percent of CPU this job got: 38% | |
| Elapsed (wall clock) time (h:mm:ss or m:ss): 18:57.16 | |
| Average shared text size (kbytes): 0 | |
| Average unshared data size (kbytes): 0 | |
| Average stack size (kbytes): 0 | |
| Average total size (kbytes): 0 | |
| Maximum resident set size (kbytes): 6293840 | |
| Average resident set size (kbytes): 0 | |
| Major (requiring I/O) page faults: 334271 | |
| Minor (reclaiming a frame) page faults: 1387355 | |
| Voluntary context switches: 352920 | |
| Involuntary context switches: 233521 | |
| Swaps: 0 | |
| File system inputs: 42696800 | |
| File system outputs: 82961928 | |
| Socket messages sent: 0 | |
| Socket messages received: 0 | |
| Signals delivered: 0 | |
| Page size (bytes): 4096 | |
| Exit status: 0 | |
| violino:/home/software/bitmonero/build/release/bin0900> ls -l ~/.bitmonero/lmdb | |
| total 9387595 | |
| -rw-r--r-- 1 hyc hyc 9603514368 Mar 28 19:33 data.mdb | |
| -rw-r--r-- 1 hyc hyc 8192 Mar 28 19:33 lock.mdb | |
| Space amplification: 9603514368/2463754366 = 3.897 | |
| violino:/home/software/bitmonero/build/release/bin0900> mdb_stat -ef ~/.bitmonero/lmdb | |
| Environment Info | |
| Map address: (nil) | |
| Map size: 10712146944 | |
| Page size: 4096 | |
| Max pages: 2615270 | |
| Number of pages used: 2344608 | |
| Last transaction ID: 49 | |
| Max readers: 126 | |
| Number of readers used: 0 | |
| Freelist Status | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 739 | |
| Entries: 10 | |
| Free pages: 377926 | |
| Status of Main DB | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 0 | |
| Entries: 19 | |
| Data overhead (2344608 - 377926) * 4096 / 2463754366 = 3.269 | |
| Monero v0.9.3.0 | |
| 2016-Mar-28 18:56:44.953413 End of file reached | |
| 2016-Mar-28 18:56:48.324588 Number of blocks imported: 874829 | |
| 2016-Mar-28 18:56:48.324698 Finished at block: 874829 total blocks: 874830 | |
| 2016-Mar-28 18:56:48.331163 Closing IO Service. | |
| Command being timed: "./blockchain_import --database lmdb#nosync --verify 0" | |
| User time (seconds): 265.21 | |
| System time (seconds): 106.28 | |
| Percent of CPU this job got: 36% | |
| Elapsed (wall clock) time (h:mm:ss or m:ss): 16:50.76 | |
| Average shared text size (kbytes): 0 | |
| Average unshared data size (kbytes): 0 | |
| Average stack size (kbytes): 0 | |
| Average total size (kbytes): 0 | |
| Maximum resident set size (kbytes): 6307712 | |
| Average resident set size (kbytes): 0 | |
| Major (requiring I/O) page faults: 392979 | |
| Minor (reclaiming a frame) page faults: 1425684 | |
| Voluntary context switches: 432789 | |
| Involuntary context switches: 226622 | |
| Swaps: 0 | |
| File system inputs: 51517232 | |
| File system outputs: 82499360 | |
| Socket messages sent: 0 | |
| Socket messages received: 0 | |
| Signals delivered: 0 | |
| Page size (bytes): 4096 | |
| Exit status: 0 | |
| violino:/home/software/bitmonero/build/release/bin0.9.3.0> ls -l ~/.bitmonero/lmdb | |
| total 9349045 | |
| -rw-r--r-- 1 hyc hyc 9564078080 Mar 28 18:56 data.mdb | |
| -rw-r--r-- 1 hyc hyc 8192 Mar 28 18:56 lock.mdb | |
| Space amplification: 9564078080/2463754366 = 3.881 | |
| violino:/home/software/bitmonero/build/release/bin0.9.3.0> mdb_stat -ef ~/.bitmonero/lmdb | |
| Environment Info | |
| Map address: (nil) | |
| Map size: 10550272000 | |
| Page size: 4096 | |
| Max pages: 2575750 | |
| Number of pages used: 2334980 | |
| Last transaction ID: 48 | |
| Max readers: 126 | |
| Number of readers used: 0 | |
| Freelist Status | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 739 | |
| Entries: 10 | |
| Free pages: 378055 | |
| Status of Main DB | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 0 | |
| Entries: 19 | |
| Data overhead = (2334980 - 378055) * 4096 / 2463754366 = 3.253 | |
| Perf branch bc69d842cc4982ea48eaa4338247a179b5f8a082 | |
| 2016-Mar-28 18:18:54.366697 End of file reached | |
| 2016-Mar-28 18:18:58.609677 Number of blocks imported: 874829 | |
| 2016-Mar-28 18:18:58.609758 Finished at block: 874829 total blocks: 874830 | |
| 2016-Mar-28 18:18:59.210768 Closing IO Service. | |
| Command being timed: "./blockchain_import --database lmdb#nosync --verify 0" | |
| User time (seconds): 219.72 | |
| System time (seconds): 40.84 | |
| Percent of CPU this job got: 54% | |
| Elapsed (wall clock) time (h:mm:ss or m:ss): 7:54.48 | |
| Average shared text size (kbytes): 0 | |
| Average unshared data size (kbytes): 0 | |
| Average stack size (kbytes): 0 | |
| Average total size (kbytes): 0 | |
| Maximum resident set size (kbytes): 6299812 | |
| Average resident set size (kbytes): 0 | |
| Major (requiring I/O) page faults: 3428 | |
| Minor (reclaiming a frame) page faults: 699244 | |
| Voluntary context switches: 13727 | |
| Involuntary context switches: 203434 | |
| Swaps: 0 | |
| File system inputs: 2658144 | |
| File system outputs: 49555208 | |
| Socket messages sent: 0 | |
| Socket messages received: 0 | |
| Signals delivered: 0 | |
| Page size (bytes): 4096 | |
| Exit status: 0 | |
| violino:/home/software/bitmonero/build/release/bin> ls -l ~/.bitmonero/lmdb | |
| total 7073517 | |
| -rw-r--r-- 1 hyc hyc 7236210688 Mar 28 18:18 data.mdb | |
| -rw-r--r-- 1 hyc hyc 8192 Mar 28 18:18 lock.mdb | |
| Space amplification: 7236210688/2463754366 = 2.937 | |
| violino:/home/software/bitmonero/build/release/bin.perf> mdb_stat -ef ~/.bitmonero/lmdb | |
| Environment Info | |
| Map address: (nil) | |
| Map size: 8280969216 | |
| Page size: 4096 | |
| Max pages: 2021721 | |
| Number of pages used: 1766653 | |
| Last transaction ID: 48 | |
| Max readers: 126 | |
| Number of readers used: 0 | |
| Freelist Status | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 474 | |
| Entries: 2 | |
| Free pages: 242422 | |
| Status of Main DB | |
| Tree depth: 1 | |
| Branch pages: 0 | |
| Leaf pages: 1 | |
| Overflow pages: 0 | |
| Entries: 12 | |
| Data overhead (1766653 - 242422) * 4096 / 2463754366 = 2.534 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment