<div><br><div class="gmail_quote"><div>On Wed, 19 Apr 2017 at 4:58 PM, Amudhan P <<a href="mailto:amudhan83@gmail.com">amudhan83@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="gmail_extra">Hi,</div><div class="gmail_extra"><br></div><div class="gmail_extra">Does rebalance fix-layout triggers automatically by any chance? </div><div class="gmail_extra"><br></div><div class="gmail_extra">because my cluster currently showing rebalance in progress and running command "rebalance status" shows " fix-layout in progress " in nodes added recently to cluster and "fix-layout completed" in old nodes.</div><div class="gmail_extra"><br></div><div class="gmail_extra">checking rebalance log in new nodes states it was started on 12th April.</div><div class="gmail_extra"><br></div><div class="gmail_extra">strange what would have triggered rebalance process?</div></div></blockquote><div><br></div><div>Have you done remove-brick?</div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="gmail_extra"></div><div class="gmail_extra"><br></div><div class="gmail_extra">regards</div><div class="gmail_extra">Amudhan</div></div><div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Apr 13, 2017 at 12:51 PM, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>I have another issue now after expanding cluster folder listing time is increased to 400%. <div><br></div><div>I have also tried to enable readdir-ahead & parallel-readdir but was not showing any improvement in folder listing but started with an issue in listing folders like random folders disappeared from listing and data read shows IO error. </div><div><br></div><div>Tried disabling Cluster.readdir-optimze and remount fuse client but issue continued. so, disabled readdir-ahead & parallel-readdir and enabled Cluster.readdir-optimze everything works fine.</div><div><br></div><div>How do I bring down folder listing time?</div><div><br></div><div><div><br></div><div><div>Below is my config in Volume :</div><div><table border="0" cellpadding="0" cellspacing="0" width="279" style="border-collapse:collapse;width:209pt">
<colgroup><col width="279" style="width:209pt"> </colgroup><tbody><tr height="20" style="height:15pt">
<td height="20" width="279" style="height:15pt;width:209pt">Options Reconfigured:</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">nfs.disable: yes</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.disperse-self-heal-daemon: enable</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.weighted-rebalance: off</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.rebal-throttle: aggressive</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">performance.readdir-ahead: off</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.min-free-disk: 10%</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">features.default-soft-limit: 80%</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">performance.force-readdirp: no</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">dht.force-readdirp: off</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.readdir-optimize: on</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.heal-timeout: 43200</td>
</tr>
<tr height="20" style="height:15pt">
<td height="20" style="height:15pt">cluster.data-self-heal: on</td>
</tr></tbody></table></div></div></div></div><div class="m_-7715070812954672596HOEnZb"><div class="m_-7715070812954672596h5"><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Apr 7, 2017 at 7:35 PM, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div>Volume type:</div>Disperse Volume 8+2 = 1080 bricks <div><br></div><div>First time added 8+2 * 3 sets and it started giving issue in listing folder. so, remounted mount point and it was working fine.</div><div><br></div><div>Second added 8+2 *13 sets and it also had the same issue.</div><div><br></div><div>when listing folder it was returning an empty folder or not showing all the folders.</div><div><br></div><div>when ongoing write was interrupted it throws an error destination not folder not available.</div><div><br></div><div>adding few more lines from log.. let me know if you need full log file.</div><div><br></div><div><div>[2017-04-05 13:40:03.702624] I [glusterfsd-mgmt.c:52:mgmt_cbk_spec] 0-mgmt: Volume file changed</div><div>[2017-04-05 13:40:04.970055] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-123: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.971194] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-122: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.972144] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-121: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.973131] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-120: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.974072] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-119: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.975005] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-118: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.975936] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-117: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.976905] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-116: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.977825] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-115: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.978755] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-114: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.979689] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-113: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:04.980626] I [MSGID: 122067] [ec-code.c:1046:ec_code_detect] 2-gfs-vol-disperse-112: Using 'sse' CPU extensions</div><div>[2017-04-05 13:40:07.270412] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-736: changing port to 49153 (from 0)</div><div>[2017-04-05 13:40:07.271902] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-746: changing port to 49154 (from 0)</div><div>[2017-04-05 13:40:07.272076] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-756: changing port to 49155 (from 0)</div><div>[2017-04-05 13:40:07.273154] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-766: changing port to 49156 (from 0)</div><div>[2017-04-05 13:40:07.273193] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-776: changing port to 49157 (from 0)</div><div>[2017-04-05 13:40:07.273371] I [MSGID: 114046] [client-handshake.c:1216:client_setvolume_cbk] 2-gfs-vol-client-579: Connected to gfs-vol-client-579, attached to remote volume '/media/disk22/brick22'.</div><div>[2017-04-05 13:40:07.273388] I [MSGID: 114047] [client-handshake.c:1227:client_setvolume_cbk] 2-gfs-vol-client-579: Server and Client lk-version numbers are not same, reopening the fds</div><div>[2017-04-05 13:40:07.273435] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-433: Server lk version = 1</div><div>[2017-04-05 13:40:07.275632] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-786: changing port to 49158 (from 0)</div><div>[2017-04-05 13:40:07.275685] I [MSGID: 114046] [client-handshake.c:1216:client_setvolume_cbk] 2-gfs-vol-client-589: Connected to gfs-vol-client-589, attached to remote volume '/media/disk23/brick23'.</div><div>[2017-04-05 13:40:07.275707] I [MSGID: 114047] [client-handshake.c:1227:client_setvolume_cbk] 2-gfs-vol-client-589: Server and Client lk-version numbers are not same, reopening the fds</div><div>[2017-04-05 13:40:07.087011] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-811: changing port to 49161 (from 0)</div><div>[2017-04-05 13:40:07.087031] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-420: changing port to 49158 (from 0)</div><div>[2017-04-05 13:40:07.087045] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-521: changing port to 49168 (from 0)</div><div>[2017-04-05 13:40:07.087060] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-430: changing port to 49159 (from 0)</div><div>[2017-04-05 13:40:07.087074] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-531: changing port to 49169 (from 0)</div><div>[2017-04-05 13:40:07.087098] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-440: changing port to 49160 (from 0)</div><div>[2017-04-05 13:40:07.087105] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-821: changing port to 49162 (from 0)</div><div>[2017-04-05 13:40:07.087117] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-450: changing port to 49161 (from 0)</div><div>[2017-04-05 13:40:07.087131] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-831: changing port to 49163 (from 0)</div><div>[2017-04-05 13:40:07.087134] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-460: changing port to 49162 (from 0)</div><div>[2017-04-05 13:40:07.087157] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-841: changing port to 49164 (from 0)</div><div>[2017-04-05 13:40:07.087181] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-541: changing port to 49170 (from 0)</div><div>[2017-04-05 13:40:07.087185] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-470: changing port to 49163 (from 0)</div><div>[2017-04-05 13:40:07.087202] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-851: changing port to 49165 (from 0)</div><div>[2017-04-05 13:40:07.087241] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-480: changing port to 49164 (from 0)</div><div>[2017-04-05 13:40:07.087240] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-551: changing port to 49171 (from 0)</div><div>[2017-04-05 13:40:07.087263] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-861: changing port to 49166 (from 0)</div><div>[2017-04-05 13:40:07.087281] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-571: changing port to 49173 (from 0)</div><div>[2017-04-05 13:40:07.087284] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-561: changing port to 49172 (from 0)</div><div>[2017-04-05 13:40:07.087318] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-581: changing port to 49174 (from 0)</div><div>[2017-04-05 13:40:07.087318] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-490: changing port to 49165 (from 0)</div><div>[2017-04-05 13:40:07.087344] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-500: changing port to 49166 (from 0)</div><div>[2017-04-05 13:40:07.087352] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-871: changing port to 49167 (from 0)</div><div>[2017-04-05 13:40:07.087372] I [rpc-clnt.c:2000:rpc_clnt_reconfig] 2-gfs-vol-client-591: changing port to 49175 (from 0)</div><div><br></div><div>[2017-04-05 13:40:07.681293] I [MSGID: 114046] [client-handshake.c:1216:client_setvolume_cbk] 2-gfs-vol-client-755: Connected to gfs-vol-client-755, attached to remote volume '/media/disk4/brick4'.</div><div>[2017-04-05 13:40:07.681312] I [MSGID: 114047] [client-handshake.c:1227:client_setvolume_cbk] 2-gfs-vol-client-755: Server and Client lk-version numbers are not same, reopening the fds</div><div>[2017-04-05 13:40:07.681317] I [MSGID: 122061] [ec.c:340:ec_up] 2-gfs-vol-disperse-74: Going UP</div><div>[2017-04-05 13:40:07.681428] I [MSGID: 122061] [ec.c:340:ec_up] 2-gfs-vol-disperse-75: Going UP</div><div>[2017-04-05 13:40:07.681454] I [MSGID: 114046] [client-handshake.c:1216:client_setvolume_cbk] 2-gfs-vol-client-1049: Connected to gfs-vol-client-1049, attached to remote volume '/media/disk33/brick33'.</div><div>[2017-04-05 13:45:10.689344] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-71: disconnected from gfs-vol-client-71. Client process will keep trying to connect to glusterd until brick's port is available</div><div>[2017-04-05 13:45:10.689376] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-73: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:45:10.689380] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-72: disconnected from gfs-vol-client-72. Client process will keep trying to connect to glusterd until brick's port is available</div><div>[2017-04-05 13:45:10.689389] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-74: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:45:10.689394] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-73: disconnected from gfs-vol-client-73. Client process will keep trying to connect to glusterd until brick's port is available</div><div>[2017-04-05 13:45:10.689390] I [MSGID: 122062] [ec.c:354:ec_down] 0-gfs-vol-disperse-7: Going DOWN</div><div>[2017-04-05 13:45:10.689428] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-75: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:45:10.689443] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-74: disconnected from gfs-vol-client-74. Client process will keep trying to connect to glusterd until brick's port is available</div></div></div><div class="m_-7715070812954672596m_1917551043566083052HOEnZb"><div class="m_-7715070812954672596m_1917551043566083052h5"><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Apr 7, 2017 at 11:05 AM, Nithya Balachandran <span><<a href="mailto:nbalacha@redhat.com" target="_blank">nbalacha@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><br><div class="gmail_extra"><br><div class="gmail_quote"><span>On 6 April 2017 at 14:56, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div>Hi,</div><div><br></div><span><div>I was able to add bricks to the volume successfully. </div><div>Client was reading, writing and listing data from mount point. </div><div>But after adding bricks I had issues in folder listing (not listing all folders or returning empty folder list) and write was interrupted.</div></span></div></div></blockquote><div><br></div><div>This is strange.The issue with listing folders you referred to earlier was because of the rebalance but this seems new.</div><div><br></div><div>How many bricks did you add and what is your volume config? What errors did you see while writing or listing folders?</div><div><div class="m_-7715070812954672596m_1917551043566083052m_-4990384194876426871h5"><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div>remounting volume has solved the issue and now working fine.</div><div><br></div><div>I was under the impression that running rebalance would cause folder listing issue but now adding brick itself created a problem.</div><div>It's irrelevant whether client busy or idle need to remount to solve the issue.</div><div><br></div><div>Also, i would like to know using brick in a volume without fix-layout cause folder listing slowness.</div><div><br></div><div><br></div><div>Below a snippet of log from client when this happened. let me know if you any more additional info.</div><div><br></div><div>Client and Servers are 3.10.1, volume mounted thru fuse.</div><div><br></div><div>Machine busy downloading & uploading</div><div><br></div><div>[2017-04-05 13:39:33.487176] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-1107: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:39:33.487196] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-1108: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:39:33.487201] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-1107: disconnected from gfs-vol-client-1107. Client process will keep trying to connect to glusterd until brick's port is available</div><div>[2017-04-05 13:39:33.487212] I [MSGID: 114021] [client.c:2361:notify] 0-gfs-vol-client-1109: current graph is no longer active, destroying rpc_client</div><div>[2017-04-05 13:39:33.487217] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-1108: disconnected from gfs-vol-client-1108. Client process will keep trying to connect to glusterd until brick's port is available</div><div>[2017-04-05 13:39:33.487232] I [MSGID: 114018] [client.c:2276:client_rpc_notify] 0-gfs-vol-client-1109: disconnected from gfs-vol-client-1109. Client process will keep trying to connect to glusterd until brick's port is available</div><div><br></div><div><br></div><div>Idle system</div><div><br></div><div>2017-04-05 13:40:07.692336] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1065: Server lk version = 1</div><div>[2017-04-05 13:40:07.692383] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-995: Server lk version = 1</div><div>[2017-04-05 13:40:07.692430] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-965: Server lk version = 1</div><div>[2017-04-05 13:40:07.692485] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1075: Server lk version = 1</div><div>[2017-04-05 13:40:07.692532] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1025: Server lk version = 1</div><div>[2017-04-05 13:40:07.692569] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1055: Server lk version = 1</div><div>[2017-04-05 13:40:07.692620] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-955: Server lk version = 1</div><div>[2017-04-05 13:40:07.692681] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1035: Server lk version = 1</div><div>[2017-04-05 13:40:07.692870] I [MSGID: 114035] [client-handshake.c:202:client_set_lk_version_cbk] 2-gfs-vol-client-1045: Server lk version = 1</div></div><div><br></div><div><br></div><div>Regards,<br></div><div>Amudhan <br></div><div><div class="m_-7715070812954672596m_1917551043566083052m_-4990384194876426871m_-5092254939673879294h5"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 4, 2017 at 4:31 PM, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div>I mean time takes for listing folders and files? because of "rebalance fix layout" was not done.<div><div class="m_-7715070812954672596m_1917551043566083052m_-4990384194876426871m_-5092254939673879294m_7821074096630542371gmail-h5"><br><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 4, 2017 at 1:51 PM, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div>Ok, good to hear. </div><div><br></div><div>will there be any impact in listing folder and files?.</div><div><div class="m_-7715070812954672596m_1917551043566083052m_-4990384194876426871m_-5092254939673879294m_7821074096630542371gmail-m_5796374471993511236h5"><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 4, 2017 at 1:43 PM, Nithya Balachandran <span><<a href="mailto:nbalacha@redhat.com" target="_blank">nbalacha@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><br><div class="gmail_extra"><br><div class="gmail_quote"><span>On 4 April 2017 at 12:33, Amudhan P <span><<a href="mailto:amudhan83@gmail.com" target="_blank">amudhan83@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div>Hi,<div><br></div><div>I have a query on rebalancing.</div><div><br></div><div>let's consider following is my folder hierarchy.</div><div><br></div><div>parent1-fol (parent folder)<br></div><div> |_ </div><div> class-fol-1 ( 1 st level subfolder)</div><div> |_ </div><div> A ( 2 nd level subfolder)</div><div> |_</div> childfol-1 (child folder created every time before writing files)<div><br></div><div><br></div><div>Now, I have a running cluster with 3.10.1 with disperse volume and I am planning to expand cluster by adding bricks.</div><div><br></div><div>will there be a problem using newly added bricks without doing a "rebalance fix layout" other than existing files cannot be rebalanced to new brick and files created under existing folder will not go to new brick?.</div><div><br></div><div>I tested above case in my test setup and observed files created under new folder goes to new brick. and I don't see any issue on listing files and folder.</div><div><br></div><div>so, My case is we create child folder every time before creating files.<br></div><div><br></div><div>The reason to avoid rebalance is I have more than 10000 folders across 1080 bricks. so triggering rebalance will take a long time and in my previous expansion in 3.7 was not able to access some folders randomly until fix layout completes.</div><div><br></div></div></blockquote><div><br></div></span><div>It sounds like you will not need to run a rebalance or fix-layout for this. It should work fine.</div><div><br></div><div>Regards,</div><div>Nithya</div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div></div><div><br></div><div>regards</div><span class="m_-7715070812954672596m_1917551043566083052m_-4990384194876426871m_-5092254939673879294m_7821074096630542371gmail-m_5796374471993511236m_-7525834471062794986m_1920657366986560561HOEnZb"><font color="#888888"><div>Amudhan</div><div><br></div><div><br></div></font></span></div>
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