From eebd96636e899114eadc5ab7ed7b0d13c98b26fc Mon Sep 17 00:00:00 2001 From: Steve Loughran Date: Thu, 14 May 2020 16:13:41 +0100 Subject: [PATCH] Revert "HADOOP-14557. Document HADOOP-8143 (Change distcp to have -pb on by default)." This reverts commit 44350fdf495f5cf1bb15b1fe6f6e9587d3de0a59. It is related to the rollback of HADOOP-8143. Change-Id: If48e3dd670c920ada702dc36461ff398fe9d35cc --- hadoop-tools/hadoop-distcp/src/site/markdown/DistCp.md.vm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hadoop-tools/hadoop-distcp/src/site/markdown/DistCp.md.vm b/hadoop-tools/hadoop-distcp/src/site/markdown/DistCp.md.vm index b9a870d8546..2b414ca091d 100644 --- a/hadoop-tools/hadoop-distcp/src/site/markdown/DistCp.md.vm +++ b/hadoop-tools/hadoop-distcp/src/site/markdown/DistCp.md.vm @@ -217,7 +217,7 @@ Command Line Options | Flag | Description | Notes | | ----------------- | ------------------------------------ | -------- | -| `-p[rbugpcaxt]` | Preserve r: replication number b: block size u: user g: group p: permission c: checksum-type a: ACL x: XAttr t: timestamp | When `-update` is specified, status updates will **not** be synchronized unless the file sizes also differ (i.e. unless the file is re-created). If -pa is specified, DistCp preserves the permissions also because ACLs are a super-set of permissions. The option -pr is only valid if both source and target directory are not erasure coded. **Note:** If -p option's are not specified, then by default block size is preserved. | +| `-p[rbugpcaxt]` | Preserve r: replication number b: block size u: user g: group p: permission c: checksum-type a: ACL x: XAttr t: timestamp | When `-update` is specified, status updates will **not** be synchronized unless the file sizes also differ (i.e. unless the file is re-created). If -pa is specified, DistCp preserves the permissions also because ACLs are a super-set of permissions. The option -pr is only valid if both source and target directory are not erasure coded. | | `-i` | Ignore failures | As explained in the Appendix, this option will keep more accurate statistics about the copy than the default case. It also preserves logs from failed copies, which can be valuable for debugging. Finally, a failing map will not cause the job to fail before all splits are attempted. | | `-log ` | Write logs to \ | DistCp keeps logs of each file it attempts to copy as map output. If a map fails, the log output will not be retained if it is re-executed. | | `-v` | Log additional info (path, size) in the SKIP/COPY log | This option can only be used with -log option. |