Xavier Hernandez
2017-Jan-10 14:09 UTC
[Gluster-users] [Gluster-devel] Lot of EIO errors in disperse volume
Hi Ram, On 10/01/17 14:42, Ankireddypalle Reddy wrote:> Attachments (2): > > 1 > > > > ec.txt > <https://imap.commvault.com/webconsole/embedded.do?url=https://imap.commvault.com/webconsole/api/drive/publicshare/346714/file/ee2d1536c2dc4dff94afb12132b4f8f6/action/preview&downloadUrl=https://imap.commvault.com/webconsole/api/contentstore/publicshare/346714/file/ee2d1536c2dc4dff94afb12132b4f8f6/action/download> > [Download] > <https://imap.commvault.com/webconsole/api/contentstore/publicshare/346714/file/ee2d1536c2dc4dff94afb12132b4f8f6/action/download>(11.50 > KB) > > 2 > > > > ws-glus.log > <https://imap.commvault.com/webconsole/embedded.do?url=https://imap.commvault.com/webconsole/api/drive/publicshare/346714/file/cff3e0506e754b9a939db02da1cbbd58/action/preview&downloadUrl=https://imap.commvault.com/webconsole/api/contentstore/publicshare/346714/file/cff3e0506e754b9a939db02da1cbbd58/action/download> > [Download] > <https://imap.commvault.com/webconsole/api/contentstore/publicshare/346714/file/cff3e0506e754b9a939db02da1cbbd58/action/download>(3.48 > MB) > > Xavi, > We are encountering errors for different kinds of FOPS. > The open failed for the following file: > > cvd_2017_01_10_02_28_26.log:98182 1f9fe 01/10 00:57:10 8414465 > [MEDIAFS ] 20117519-52075477 SingleInstancer_FS::StartDataFile2: > Failed to create the data file > [/ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_51342720/SFILE_CONTAINER_062], > error=0xECCC0005:{CQiFile::Open(92)} + > {CQiUTFOSAPI::open(96)/ErrNo.5.(Input/output error)-Open failed, > File=/ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_51342720/SFILE_CONTAINER_062, > OperationFlag=0xC1, PermissionMode=0x1FF} > > I've attached the extended attributes for the directories > /ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/ and > > /ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_51342720 > from all the bricks. > > The attributes look fine to me. I've also attached some log > cuts to illustrate the problem.I need the extended attributes of the file itself, not the parent directories. Xavi> > Thanks and Regards, > Ram > > -----Original Message----- > From: Xavier Hernandez [mailto:xhernandez at datalab.es] > Sent: Tuesday, January 10, 2017 7:53 AM > To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); > gluster-users at gluster.org > Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume > > Hi Ram, > > the error is caused by an extended attribute that does not match on all > 3 bricks of the disperse set. Most probable value is trusted.ec.version, > but could be others. > > At first sight, I don't see any change from 3.7.8 that could have caused > this. I'll check again. > > What kind of operations are you doing ? this can help me narrow the search. > > Xavi > > On 10/01/17 13:43, Ankireddypalle Reddy wrote: >> Xavi, >> Thanks. If you could please explain what to look for in the > extended attributes then I will check and let you know if I find > anything suspicious. Also we noticed that some of these operations > would succeed if retried. Do you know of any communicated related errors > that are being reported/triaged. >> >> Thanks and Regards, >> Ram >> >> -----Original Message----- >> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >> Sent: Tuesday, January 10, 2017 7:23 AM >> To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); >> gluster-users at gluster.org >> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >> >> Hi Ram, >> >> On 10/01/17 13:14, Ankireddypalle Reddy wrote: >>> Attachment (1): >>> >>> 1 >>> >>> >>> >>> ecxattrs.txt >>> <https://imap.commvault.com/webconsole/embedded.do?url=https://imap.c >>> o >>> mmvault.com/webconsole/api/drive/publicshare/346714/file/1272e6827874 >>> 4 >>> f15bf1a54f2b31b559d/action/preview&downloadUrl=https://imap.commvault. >>> com/webconsole/api/contentstore/publicshare/346714/file/1272e68278744 >>> f >>> 15bf1a54f2b31b559d/action/download> >>> [Download] >>> <https://imap.commvault.com/webconsole/api/contentstore/publicshare/3 >>> 4 >>> 6714/file/1272e68278744f15bf1a54f2b31b559d/action/download>(5.92 >>> KB) >>> >>> Xavi, >>> Please find attached the extended attributes for a >>> directory from all the bricks. Free space check failed for this with >>> error number EIO. >> >> What do you mean ? what operation have you made to check the free > space on that directory ? >> >> If it's a recursive check, I need the extended attributes from the > exact file that triggers the EIO. The attached attributes seem > consistent and that directory shouldn't cause any problem. Does an 'ls' > on that directory fail or does it show the contents ? >> >> Xavi >> >>> >>> Thanks and Regards, >>> Ram >>> >>> -----Original Message----- >>> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >>> Sent: Tuesday, January 10, 2017 6:45 AM >>> To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); >>> gluster-users at gluster.org >>> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >>> >>> Hi Ram, >>> >>> can you execute the following command on all bricks on a file that is >>> giving EIO ? >>> >>> getfattr -m. -e hex -d <path to file in brick> >>> >>> Xavi >>> >>> On 10/01/17 12:41, Ankireddypalle Reddy wrote: >>>> Xavi, >>>> We have been running 3.7.8 on these servers. We upgraded >>> to 3.7.18 yesterday. We upgraded all the servers at a time. The >>> volume was brought down during upgrade. >>>> >>>> Thanks and Regards, >>>> Ram >>>> >>>> -----Original Message----- >>>> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >>>> Sent: Tuesday, January 10, 2017 6:35 AM >>>> To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); >>>> gluster-users at gluster.org >>>> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >>>> >>>> Hi Ram, >>>> >>>> how did you upgrade gluster ? from which version ? >>>> >>>> Did you upgrade one server at a time and waited until self-heal >>> finished before upgrading the next server ? >>>> >>>> Xavi >>>> >>>> On 10/01/17 11:39, Ankireddypalle Reddy wrote: >>>>> Hi, >>>>> >>>>> We upgraded to GlusterFS 3.7.18 yesterday. We see lot of >>>>> failures in our applications. Most of the errors are EIO. The >>>>> following log lines are commonly seen in the logs: >>>>> >>>>> >>>>> >>>>> The message "W [MSGID: 122056] [ec-combine.c:873:ec_combine_check] >>>>> 0-StoragePool-disperse-4: Mismatching xdata in answers of 'LOOKUP'" >>>>> repeated 2 times between [2017-01-10 02:46:25.069809] and >>>>> [2017-01-10 02:46:25.069835] >>>>> >>>>> [2017-01-10 02:46:25.069852] W [MSGID: 122056] >>>>> [ec-combine.c:873:ec_combine_check] 0-StoragePool-disperse-5: >>>>> Mismatching xdata in answers of 'LOOKUP' >>>>> >>>>> The message "W [MSGID: 122056] [ec-combine.c:873:ec_combine_check] >>>>> 0-StoragePool-disperse-5: Mismatching xdata in answers of 'LOOKUP'" >>>>> repeated 2 times between [2017-01-10 02:46:25.069852] and >>>>> [2017-01-10 02:46:25.069873] >>>>> >>>>> [2017-01-10 02:46:25.069910] W [MSGID: 122056] >>>>> [ec-combine.c:873:ec_combine_check] 0-StoragePool-disperse-6: >>>>> Mismatching xdata in answers of 'LOOKUP' >>>>> >>>>> ... >>>>> >>>>> [2017-01-10 02:46:26.520774] I [MSGID: 109036] >>>>> [dht-common.c:9076:dht_log_new_layout_for_dir_selfheal] >>>>> 0-StoragePool-dht: Setting layout of >>>>> /Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854213/CHUNK_51334585 with >>>>> [Subvol_name: StoragePool-disperse-0, Err: -1 , Start: 3221225466 , >>>>> Stop: 3758096376 , Hash: 1 ], [Subvol_name: StoragePool-disperse-1, > Err: >>>>> -1 , Start: 3758096377 , Stop: 4294967295 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-2, Err: -1 , Start: 0 , Stop: 536870910 , Hash: >>>>> 1 ], [Subvol_name: StoragePool-disperse-3, Err: -1 , Start: >>>>> 536870911 , >>>>> Stop: 1073741821 , Hash: 1 ], [Subvol_name: StoragePool-disperse-4, > Err: >>>>> -1 , Start: 1073741822 , Stop: 1610612732 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-5, Err: -1 , Start: 1610612733 , Stop: >>>>> 2147483643 , >>>>> Hash: 1 ], [Subvol_name: StoragePool-disperse-6, Err: -1 , Start: >>>>> 2147483644 , Stop: 2684354554 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-7, Err: -1 , Start: 2684354555 , Stop: >>>>> 3221225465 , >>>>> Hash: 1 ], >>>>> >>>>> [2017-01-10 02:46:26.522841] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-3: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-3: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.522841] and [2017-01-10 02:46:26.522894] >>>>> >>>>> [2017-01-10 02:46:26.522898] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-3: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> [2017-01-10 02:46:26.523115] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-6: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-6: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.523115] and [2017-01-10 02:46:26.523143] >>>>> >>>>> [2017-01-10 02:46:26.523147] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-6: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> [2017-01-10 02:46:26.523302] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-2: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-2: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.523302] and [2017-01-10 02:46:26.523324] >>>>> >>>>> [2017-01-10 02:46:26.523328] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-2: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> >>>>> >>>>> [root at glusterfs3 Log_Files]# gluster --version >>>>> >>>>> glusterfs 3.7.18 built on Dec 8 2016 06:34:26 >>>>> >>>>> >>>>> >>>>> [root at glusterfs3 Log_Files]# gluster volume info >>>>> >>>>> >>>>> >>>>> Volume Name: StoragePool >>>>> >>>>> Type: Distributed-Disperse >>>>> >>>>> Volume ID: 149e976f-4e21-451c-bf0f-f5691208531f >>>>> >>>>> Status: Started >>>>> >>>>> Number of Bricks: 8 x (2 + 1) = 24 >>>>> >>>>> Transport-type: tcp >>>>> >>>>> Bricks: >>>>> >>>>> Brick1: glusterfs1sds:/ws/disk1/ws_brick >>>>> >>>>> Brick2: glusterfs2sds:/ws/disk1/ws_brick >>>>> >>>>> Brick3: glusterfs3sds:/ws/disk1/ws_brick >>>>> >>>>> Brick4: glusterfs1sds:/ws/disk2/ws_brick >>>>> >>>>> Brick5: glusterfs2sds:/ws/disk2/ws_brick >>>>> >>>>> Brick6: glusterfs3sds:/ws/disk2/ws_brick >>>>> >>>>> Brick7: glusterfs1sds:/ws/disk3/ws_brick >>>>> >>>>> Brick8: glusterfs2sds:/ws/disk3/ws_brick >>>>> >>>>> Brick9: glusterfs3sds:/ws/disk3/ws_brick >>>>> >>>>> Brick10: glusterfs1sds:/ws/disk4/ws_brick >>>>> >>>>> Brick11: glusterfs2sds:/ws/disk4/ws_brick >>>>> >>>>> Brick12: glusterfs3sds:/ws/disk4/ws_brick >>>>> >>>>> Brick13: glusterfs1sds:/ws/disk5/ws_brick >>>>> >>>>> Brick14: glusterfs2sds:/ws/disk5/ws_brick >>>>> >>>>> Brick15: glusterfs3sds:/ws/disk5/ws_brick >>>>> >>>>> Brick16: glusterfs1sds:/ws/disk6/ws_brick >>>>> >>>>> Brick17: glusterfs2sds:/ws/disk6/ws_brick >>>>> >>>>> Brick18: glusterfs3sds:/ws/disk6/ws_brick >>>>> >>>>> Brick19: glusterfs1sds:/ws/disk7/ws_brick >>>>> >>>>> Brick20: glusterfs2sds:/ws/disk7/ws_brick >>>>> >>>>> Brick21: glusterfs3sds:/ws/disk7/ws_brick >>>>> >>>>> Brick22: glusterfs1sds:/ws/disk8/ws_brick >>>>> >>>>> Brick23: glusterfs2sds:/ws/disk8/ws_brick >>>>> >>>>> Brick24: glusterfs3sds:/ws/disk8/ws_brick >>>>> >>>>> Options Reconfigured: >>>>> >>>>> performance.readdir-ahead: on >>>>> >>>>> diagnostics.client-log-level: INFO >>>>> >>>>> >>>>> >>>>> Thanks and Regards, >>>>> >>>>> Ram >>>>> >>>>> ***************************Legal >>>>> Disclaimer*************************** >>>>> "This communication may contain confidential and privileged >>>>> material for the sole use of the intended recipient. Any >>>>> unauthorized review, use or distribution by others is strictly >>>>> prohibited. If you have received the message by mistake, please >>>>> advise the sender by reply email and delete the message. Thank you." >>>>> ******************************************************************* >>>>> * >>>>> * >>>>> * >>>>> >>>>> >>>>> _______________________________________________ >>>>> Gluster-devel mailing list >>>>> Gluster-devel at gluster.org >>>>> http://www.gluster.org/mailman/listinfo/gluster-devel >>>>> >>>> >>>> ***************************Legal >>>> Disclaimer*************************** >>>> "This communication may contain confidential and privileged material >>>> for the sole use of the intended recipient. Any unauthorized review, >>>> use or distribution by others is strictly prohibited. If you have >>>> received the message by mistake, please advise the sender by reply >>> email and delete the message. Thank you." >>>> ******************************************************************** >>>> * >>>> * >>>> >>> >>> ***************************Legal >>> Disclaimer*************************** >>> "This communication may contain confidential and privileged material >>> for the sole use of the intended recipient. Any unauthorized review, >>> use or distribution by others is strictly prohibited. If you have >>> received the message by mistake, please advise the sender by reply >>> email and delete the message. Thank you." >>> ********************************************************************* >>> * >> >> ***************************Legal Disclaimer*************************** >> "This communication may contain confidential and privileged material >> for the sole use of the intended recipient. Any unauthorized review, >> use or distribution by others is strictly prohibited. If you have >> received the message by mistake, please advise the sender by reply > email and delete the message. Thank you." >> ********************************************************************** >> > > ***************************Legal Disclaimer*************************** > "This communication may contain confidential and privileged material for the > sole use of the intended recipient. Any unauthorized review, use or > distribution > by others is strictly prohibited. If you have received the message by > mistake, > please advise the sender by reply email and delete the message. Thank you." > **********************************************************************
Ankireddypalle Reddy
2017-Jan-10 15:09 UTC
[Gluster-users] [Gluster-devel] Lot of EIO errors in disperse volume
Xavi, In this case it's the file creation which failed. So I provided the xattrs of the parent. Thanks and Regards, Ram -----Original Message----- From: Xavier Hernandez [mailto:xhernandez at datalab.es] Sent: Tuesday, January 10, 2017 9:10 AM To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); gluster-users at gluster.org Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume Hi Ram, On 10/01/17 14:42, Ankireddypalle Reddy wrote:> Attachments (2): > > 1 > > > > ec.txt > <https://imap.commvault.com/webconsole/embedded.do?url=https://imap.co > mmvault.com/webconsole/api/drive/publicshare/346714/file/ee2d1536c2dc4 > dff94afb12132b4f8f6/action/preview&downloadUrl=https://imap.commvault. > com/webconsole/api/contentstore/publicshare/346714/file/ee2d1536c2dc4d > ff94afb12132b4f8f6/action/download> > [Download] > <https://imap.commvault.com/webconsole/api/contentstore/publicshare/34 > 6714/file/ee2d1536c2dc4dff94afb12132b4f8f6/action/download>(11.50 > KB) > > 2 > > > > ws-glus.log > <https://imap.commvault.com/webconsole/embedded.do?url=https://imap.co > mmvault.com/webconsole/api/drive/publicshare/346714/file/cff3e0506e754 > b9a939db02da1cbbd58/action/preview&downloadUrl=https://imap.commvault. > com/webconsole/api/contentstore/publicshare/346714/file/cff3e0506e754b > 9a939db02da1cbbd58/action/download> > [Download] > <https://imap.commvault.com/webconsole/api/contentstore/publicshare/34 > 6714/file/cff3e0506e754b9a939db02da1cbbd58/action/download>(3.48 > MB) > > Xavi, > We are encountering errors for different kinds of FOPS. > The open failed for the following file: > > cvd_2017_01_10_02_28_26.log:98182 1f9fe 01/10 00:57:10 8414465 > [MEDIAFS ] 20117519-52075477 SingleInstancer_FS::StartDataFile2: > Failed to create the data file > [/ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_51342720 > /SFILE_CONTAINER_062], error=0xECCC0005:{CQiFile::Open(92)} + > {CQiUTFOSAPI::open(96)/ErrNo.5.(Input/output error)-Open failed, > File=/ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_5134 > 2720/SFILE_CONTAINER_062, OperationFlag=0xC1, PermissionMode=0x1FF} > > I've attached the extended attributes for the directories > /ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/ and > > /ws/glus/Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854974/CHUNK_51342720 > from all the bricks. > > The attributes look fine to me. I've also attached some log > cuts to illustrate the problem.I need the extended attributes of the file itself, not the parent directories. Xavi> > Thanks and Regards, > Ram > > -----Original Message----- > From: Xavier Hernandez [mailto:xhernandez at datalab.es] > Sent: Tuesday, January 10, 2017 7:53 AM > To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); > gluster-users at gluster.org > Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume > > Hi Ram, > > the error is caused by an extended attribute that does not match on > all > 3 bricks of the disperse set. Most probable value is > trusted.ec.version, but could be others. > > At first sight, I don't see any change from 3.7.8 that could have > caused this. I'll check again. > > What kind of operations are you doing ? this can help me narrow the search. > > Xavi > > On 10/01/17 13:43, Ankireddypalle Reddy wrote: >> Xavi, >> Thanks. If you could please explain what to look for in the > extended attributes then I will check and let you know if I find > anything suspicious. Also we noticed that some of these operations > would succeed if retried. Do you know of any communicated related > errors that are being reported/triaged. >> >> Thanks and Regards, >> Ram >> >> -----Original Message----- >> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >> Sent: Tuesday, January 10, 2017 7:23 AM >> To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); >> gluster-users at gluster.org >> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >> >> Hi Ram, >> >> On 10/01/17 13:14, Ankireddypalle Reddy wrote: >>> Attachment (1): >>> >>> 1 >>> >>> >>> >>> ecxattrs.txt >>> <https://imap.commvault.com/webconsole/embedded.do?url=https://imap. >>> c >>> o >>> mmvault.com/webconsole/api/drive/publicshare/346714/file/1272e682787 >>> 4 >>> 4 >>> f15bf1a54f2b31b559d/action/preview&downloadUrl=https://imap.commvault. >>> com/webconsole/api/contentstore/publicshare/346714/file/1272e6827874 >>> 4 >>> f >>> 15bf1a54f2b31b559d/action/download> >>> [Download] >>> <https://imap.commvault.com/webconsole/api/contentstore/publicshare/ >>> 3 >>> 4 >>> 6714/file/1272e68278744f15bf1a54f2b31b559d/action/download>(5.92 >>> KB) >>> >>> Xavi, >>> Please find attached the extended attributes for a >>> directory from all the bricks. Free space check failed for this with >>> error number EIO. >> >> What do you mean ? what operation have you made to check the free > space on that directory ? >> >> If it's a recursive check, I need the extended attributes from the > exact file that triggers the EIO. The attached attributes seem > consistent and that directory shouldn't cause any problem. Does an 'ls' > on that directory fail or does it show the contents ? >> >> Xavi >> >>> >>> Thanks and Regards, >>> Ram >>> >>> -----Original Message----- >>> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >>> Sent: Tuesday, January 10, 2017 6:45 AM >>> To: Ankireddypalle Reddy; Gluster Devel (gluster-devel at gluster.org); >>> gluster-users at gluster.org >>> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >>> >>> Hi Ram, >>> >>> can you execute the following command on all bricks on a file that >>> is giving EIO ? >>> >>> getfattr -m. -e hex -d <path to file in brick> >>> >>> Xavi >>> >>> On 10/01/17 12:41, Ankireddypalle Reddy wrote: >>>> Xavi, >>>> We have been running 3.7.8 on these servers. We >>>> upgraded >>> to 3.7.18 yesterday. We upgraded all the servers at a time. The >>> volume was brought down during upgrade. >>>> >>>> Thanks and Regards, >>>> Ram >>>> >>>> -----Original Message----- >>>> From: Xavier Hernandez [mailto:xhernandez at datalab.es] >>>> Sent: Tuesday, January 10, 2017 6:35 AM >>>> To: Ankireddypalle Reddy; Gluster Devel >>>> (gluster-devel at gluster.org); gluster-users at gluster.org >>>> Subject: Re: [Gluster-devel] Lot of EIO errors in disperse volume >>>> >>>> Hi Ram, >>>> >>>> how did you upgrade gluster ? from which version ? >>>> >>>> Did you upgrade one server at a time and waited until self-heal >>> finished before upgrading the next server ? >>>> >>>> Xavi >>>> >>>> On 10/01/17 11:39, Ankireddypalle Reddy wrote: >>>>> Hi, >>>>> >>>>> We upgraded to GlusterFS 3.7.18 yesterday. We see lot of >>>>> failures in our applications. Most of the errors are EIO. The >>>>> following log lines are commonly seen in the logs: >>>>> >>>>> >>>>> >>>>> The message "W [MSGID: 122056] [ec-combine.c:873:ec_combine_check] >>>>> 0-StoragePool-disperse-4: Mismatching xdata in answers of 'LOOKUP'" >>>>> repeated 2 times between [2017-01-10 02:46:25.069809] and >>>>> [2017-01-10 02:46:25.069835] >>>>> >>>>> [2017-01-10 02:46:25.069852] W [MSGID: 122056] >>>>> [ec-combine.c:873:ec_combine_check] 0-StoragePool-disperse-5: >>>>> Mismatching xdata in answers of 'LOOKUP' >>>>> >>>>> The message "W [MSGID: 122056] [ec-combine.c:873:ec_combine_check] >>>>> 0-StoragePool-disperse-5: Mismatching xdata in answers of 'LOOKUP'" >>>>> repeated 2 times between [2017-01-10 02:46:25.069852] and >>>>> [2017-01-10 02:46:25.069873] >>>>> >>>>> [2017-01-10 02:46:25.069910] W [MSGID: 122056] >>>>> [ec-combine.c:873:ec_combine_check] 0-StoragePool-disperse-6: >>>>> Mismatching xdata in answers of 'LOOKUP' >>>>> >>>>> ... >>>>> >>>>> [2017-01-10 02:46:26.520774] I [MSGID: 109036] >>>>> [dht-common.c:9076:dht_log_new_layout_for_dir_selfheal] >>>>> 0-StoragePool-dht: Setting layout of >>>>> /Folder_07.11.2016_23.02/CV_MAGNETIC/V_8854213/CHUNK_51334585 with >>>>> [Subvol_name: StoragePool-disperse-0, Err: -1 , Start: 3221225466 >>>>> , >>>>> Stop: 3758096376 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-1, > Err: >>>>> -1 , Start: 3758096377 , Stop: 4294967295 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-2, Err: -1 , Start: 0 , Stop: 536870910 , Hash: >>>>> 1 ], [Subvol_name: StoragePool-disperse-3, Err: -1 , Start: >>>>> 536870911 , >>>>> Stop: 1073741821 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-4, > Err: >>>>> -1 , Start: 1073741822 , Stop: 1610612732 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-5, Err: -1 , Start: 1610612733 , Stop: >>>>> 2147483643 , >>>>> Hash: 1 ], [Subvol_name: StoragePool-disperse-6, Err: -1 , Start: >>>>> 2147483644 , Stop: 2684354554 , Hash: 1 ], [Subvol_name: >>>>> StoragePool-disperse-7, Err: -1 , Start: 2684354555 , Stop: >>>>> 3221225465 , >>>>> Hash: 1 ], >>>>> >>>>> [2017-01-10 02:46:26.522841] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-3: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-3: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.522841] and [2017-01-10 02:46:26.522894] >>>>> >>>>> [2017-01-10 02:46:26.522898] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-3: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> [2017-01-10 02:46:26.523115] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-6: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-6: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.523115] and [2017-01-10 02:46:26.523143] >>>>> >>>>> [2017-01-10 02:46:26.523147] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-6: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> [2017-01-10 02:46:26.523302] N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] 0-StoragePool-disperse-2: >>>>> Mismatching dictionary in answers of 'GF_FOP_XATTROP' >>>>> >>>>> The message "N [MSGID: 122031] >>>>> [ec-generic.c:1130:ec_combine_xattrop] >>>>> 0-StoragePool-disperse-2: Mismatching dictionary in answers of >>>>> 'GF_FOP_XATTROP'" repeated 2 times between [2017-01-10 >>>>> 02:46:26.523302] and [2017-01-10 02:46:26.523324] >>>>> >>>>> [2017-01-10 02:46:26.523328] W [MSGID: 122040] >>>>> [ec-common.c:919:ec_prepare_update_cbk] 0-StoragePool-disperse-2: >>>>> Failed to get size and version [Input/output error] >>>>> >>>>> >>>>> >>>>> [root at glusterfs3 Log_Files]# gluster --version >>>>> >>>>> glusterfs 3.7.18 built on Dec 8 2016 06:34:26 >>>>> >>>>> >>>>> >>>>> [root at glusterfs3 Log_Files]# gluster volume info >>>>> >>>>> >>>>> >>>>> Volume Name: StoragePool >>>>> >>>>> Type: Distributed-Disperse >>>>> >>>>> Volume ID: 149e976f-4e21-451c-bf0f-f5691208531f >>>>> >>>>> Status: Started >>>>> >>>>> Number of Bricks: 8 x (2 + 1) = 24 >>>>> >>>>> Transport-type: tcp >>>>> >>>>> Bricks: >>>>> >>>>> Brick1: glusterfs1sds:/ws/disk1/ws_brick >>>>> >>>>> Brick2: glusterfs2sds:/ws/disk1/ws_brick >>>>> >>>>> Brick3: glusterfs3sds:/ws/disk1/ws_brick >>>>> >>>>> Brick4: glusterfs1sds:/ws/disk2/ws_brick >>>>> >>>>> Brick5: glusterfs2sds:/ws/disk2/ws_brick >>>>> >>>>> Brick6: glusterfs3sds:/ws/disk2/ws_brick >>>>> >>>>> Brick7: glusterfs1sds:/ws/disk3/ws_brick >>>>> >>>>> Brick8: glusterfs2sds:/ws/disk3/ws_brick >>>>> >>>>> Brick9: glusterfs3sds:/ws/disk3/ws_brick >>>>> >>>>> Brick10: glusterfs1sds:/ws/disk4/ws_brick >>>>> >>>>> Brick11: glusterfs2sds:/ws/disk4/ws_brick >>>>> >>>>> Brick12: glusterfs3sds:/ws/disk4/ws_brick >>>>> >>>>> Brick13: glusterfs1sds:/ws/disk5/ws_brick >>>>> >>>>> Brick14: glusterfs2sds:/ws/disk5/ws_brick >>>>> >>>>> Brick15: glusterfs3sds:/ws/disk5/ws_brick >>>>> >>>>> Brick16: glusterfs1sds:/ws/disk6/ws_brick >>>>> >>>>> Brick17: glusterfs2sds:/ws/disk6/ws_brick >>>>> >>>>> Brick18: glusterfs3sds:/ws/disk6/ws_brick >>>>> >>>>> Brick19: glusterfs1sds:/ws/disk7/ws_brick >>>>> >>>>> Brick20: glusterfs2sds:/ws/disk7/ws_brick >>>>> >>>>> Brick21: glusterfs3sds:/ws/disk7/ws_brick >>>>> >>>>> Brick22: glusterfs1sds:/ws/disk8/ws_brick >>>>> >>>>> Brick23: glusterfs2sds:/ws/disk8/ws_brick >>>>> >>>>> Brick24: glusterfs3sds:/ws/disk8/ws_brick >>>>> >>>>> Options Reconfigured: >>>>> >>>>> performance.readdir-ahead: on >>>>> >>>>> diagnostics.client-log-level: INFO >>>>> >>>>> >>>>> >>>>> Thanks and Regards, >>>>> >>>>> Ram >>>>> >>>>> ***************************Legal >>>>> Disclaimer*************************** >>>>> "This communication may contain confidential and privileged >>>>> material for the sole use of the intended recipient. 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