Re: How to diagnose volume rebalance failure?

[PuYun <cloudor@xxxxxxx>]

Here is the tail of the failed rebalance log, any clue?

[2015-12-13 21:30:31.527493] I [dht-rebalance.c:2340:gf_defrag_process_dir] 0-FastVol-dht: Migration operation on dir /for_ybest_fsdir/user/Weixin.oClDcjhe/Ny/5F/1MsH5--BcoGRAJPI took 20.95 secs
[2015-12-13 21:30:31.528704] I [dht-rebalance.c:1010:dht_migrate_file] 0-FastVol-dht: /for_ybest_fsdir/user/Weixin.oClDcjhe/Kn/hM/oHcPMp4hKq5Tq2ZQ/flag_finished: attempting to move from FastVol-client-0 to FastVol-client-1
[2015-12-13 21:30:31.543901] I [dht-rebalance.c:1010:dht_migrate_file] 0-FastVol-dht: /for_ybest_fsdir/user/Weixin.oClDcjhe/PU/ps/qUa-n38i8QBgeMdI/userPoint: attempting to move from FastVol-client-0 to FastVol-client-1
[2015-12-13 21:31:37.210496] I [MSGID: 109081] [dht-common.c:3780:dht_setxattr] 0-FastVol-dht: fixing the layout of /for_ybest_fsdir/user/Weixin.oClDcjhe/Ny/7Q
[2015-12-13 21:31:37.722825] I [MSGID: 109045] [dht-selfheal.c:1508:dht_fix_layout_of_directory] 0-FastVol-dht: subvolume 0 (FastVol-client-0): 1032124 chunks
[2015-12-13 21:31:37.722837] I [MSGID: 109045] [dht-selfheal.c:1508:dht_fix_layout_of_directory] 0-FastVol-dht: subvolume 1 (FastVol-client-1): 1032124 chunks
[2015-12-13 21:33:03.955539] I [MSGID: 109064] [dht-layout.c:808:dht_layout_dir_mismatch] 0-FastVol-dht: subvol: FastVol-client-0; inode layout - 0 - 2146817919 - 1; disk layout - 2146817920 - 4294967295 - 1
[2015-12-13 21:33:04.069859] I [MSGID: 109018] [dht-common.c:806:dht_revalidate_cbk] 0-FastVol-dht: Mismatching layouts for /for_ybest_fsdir/user/Weixin.oClDcjhe/Ny/7Q, gfid = f38c4ed2-a26a-4d83-adfd-6b0331831738
[2015-12-13 21:33:04.118800] I [MSGID: 109064] [dht-layout.c:808:dht_layout_dir_mismatch] 0-FastVol-dht: subvol: FastVol-client-1; inode layout - 2146817920 - 4294967295 - 1; disk layout - 0 - 2146817919 - 1
[2015-12-13 21:33:19.979507] I [MSGID: 109022] [dht-rebalance.c:1290:dht_migrate_file] 0-FastVol-dht: completed migration of /for_ybest_fsdir/user/Weixin.oClDcjhe/Kn/hM/oHcPMp4hKq5Tq2ZQ/flag_finished from subvolume FastVol-client-0 to FastVol-client-1
[2015-12-13 21:33:19.979459] I [MSGID: 109022] [dht-rebalance.c:1290:dht_migrate_file] 0-FastVol-dht: completed migration of /for_ybest_fsdir/user/Weixin.oClDcjhe/PU/ps/qUa-n38i8QBgeMdI/userPoint from subvolume FastVol-client-0 to FastVol-client-1
[2015-12-13 21:33:25.543941] I [dht-rebalance.c:1010:dht_migrate_file] 0-FastVol-dht: /for_ybest_fsdir/user/Weixin.oClDcjhe/PU/ps/qUa-n38i8QBgeMdI/portrait_origin.jpg: attempting to move from FastVol-client-0 to FastVol-client-1
[2015-12-13 21:33:25.962547] I [dht-rebalance.c:1010:dht_migrate_file] 0-FastVol-dht: /for_ybest_fsdir/user/Weixin.oClDcjhe/PU/ps/qUa-n38i8QBgeMdI/portrait_small.jpg: attempting to move from FastVol-client-0 to FastVol-client-1

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Cloudor

 

From: Sakshi Bansal

Date: 2015-12-12 13:02

To: 蒲云

CC: gluster-users

Subject: Re: How to diagnose volume rebalance failure?

In the rebalance log file you can check the file/directory for which the rebalance has failed. It can mention what was the fop for whihc the failure happened.

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