[Lustre-discuss] [wc-discuss] Re: Remove a inactive OST

Wojciech Turek wjt27 at cam.ac.uk
Tue Oct 30 04:37:54 PDT 2012


Hi Alfonso,

Did you try to deactivate it on the clients as well?

lctl set_param osc.<fsname>-<OST name>-*.active=0

Best regards,

Wojciech


On 30 October 2012 08:49, Alfonso Pardo <alfonso.pardo at ciemat.es> wrote:
>
> More about my problem:
>
> If I run in the client the command lfs df -i. I can see the
inactive/removed OST:
>
> UUID                      Inodes       IUsed       IFree IUse% Mounted on
> cetafs-MDT0000_UUID    975470592    23375132   952095460   2%
/mnt/data[MDT:0]
> cetafs-OST0000_UUID     19073280    18889414      183866  99%
/mnt/data[OST:0]
> cetafs-OST0001_UUID     19073280    18889304      183976  99%
/mnt/data[OST:1]
> cetafs-OST0002_UUID     19073280    18889353      183927  99%
/mnt/data[OST:2]
> cetafs-OST0003_UUID     19073280    18889397      183883  99%
/mnt/data[OST:3]
> cetafs-OST0004_UUID     19073280    18889372      183908  99%
/mnt/data[OST:4]
> cetafs-OST0005_UUID     19073280    18889440      183840  99%
/mnt/data[OST:5]
> cetafs-OST0006_UUID     19073280    18889184      184096  99%
/mnt/data[OST:6]
> cetafs-OST0007_UUID     19073280    18889292      183988  99%
/mnt/data[OST:7]
> cetafs-OST0008_UUID     19073280    18889134      184146  99%
/mnt/data[OST:8]
> cetafs-OST0009_UUID     19073280    18889413      183867  99%
/mnt/data[OST:9]
> cetafs-OST000a_UUID     19073280    18888999      184281  99%
/mnt/data[OST:10]
> cetafs-OST000b_UUID     19073280    18889393      183887  99%
/mnt/data[OST:11]
> cetafs-OST000c_UUID     19073280    18889290      183990  99%
/mnt/data[OST:12]
> cetafs-OST000d_UUID     19073280    18889353      183927  99%
/mnt/data[OST:13]
> cetafs-OST000e_UUID     19073280    18889349      183931  99%
/mnt/data[OST:14]
> cetafs-OST000f_UUID     19073280    18889357      183923  99%
/mnt/data[OST:15]
> cetafs-OST0010_UUID     19073280    18889378      183902  99%
/mnt/data[OST:16]
> cetafs-OST0011_UUID     19073280    18889385      183895  99%
/mnt/data[OST:17]
> cetafs-OST0012_UUID     19073280     2629014    16444266  13%
/mnt/data[OST:18]
> cetafs-OST0013_UUID     19073280     2629045    16444235  13%
/mnt/data[OST:19]
> OST0014             : Resource temporarily unavailable
> cetafs-OST0015_UUID      7621120     1494736     6126384  19%
/mnt/data[OST:21]
> cetafs-OST0016_UUID      7621120     1495107     6126013  19%
/mnt/data[OST:22]
> cetafs-OST0017_UUID      7621120     1494952     6126168  19%
/mnt/data[OST:23]
> cetafs-OST0018_UUID      7621120     1494865     6126255  19%
/mnt/data[OST:24]
>
> filesystem summary:    975470592    23375132   952095460   2% /mnt/data
>
> But, if I list the lustre devices in the client with lctl dl, the
inactive/removed OST don't exist:
>
>   0 UP mgc MGC192.168.11.9 at tcp 7ac5cb56-40f1-7183-672b-8d77a7f42d5d 5
>   1 UP lov cetafs-clilov-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 4
>   2 UP mdc cetafs-MDT0000-mdc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   3 UP osc cetafs-OST0000-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   4 UP osc cetafs-OST0001-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   5 UP osc cetafs-OST0002-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   6 UP osc cetafs-OST0003-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   7 UP osc cetafs-OST0004-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   8 UP osc cetafs-OST0005-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>   9 UP osc cetafs-OST0006-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  10 UP osc cetafs-OST0007-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  11 UP osc cetafs-OST0012-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  12 UP osc cetafs-OST0013-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  13 UP osc cetafs-OST0008-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  14 UP osc cetafs-OST000a-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  15 UP osc cetafs-OST0009-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  16 UP osc cetafs-OST000b-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  17 UP osc cetafs-OST000c-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  18 UP osc cetafs-OST000d-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  19 UP osc cetafs-OST000e-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  20 UP osc cetafs-OST000f-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  21 UP osc cetafs-OST0010-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  22 UP osc cetafs-OST0011-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  23 UP osc cetafs-OST0018-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  24 UP osc cetafs-OST0015-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  25 UP osc cetafs-OST0016-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>  26 UP osc cetafs-OST0017-osc-ffff81012394e400
132759a4-add7-eaed-3b81-d27b42f97aef 5
>
>
> It is a problem, becouse If I want to run a lfs quotachek, I got a error
becouse It want to access to the inactive/removed OST
>
>
> Any suggest?
>
>
>
>
> On 29/10/12 09:40, Alfonso Pardo wrote:
>
> Hi, I have removed the inactive OST by: "tunefs.lustre --writeconf" in
all OST and MDT.
>
> Buy my clients can see the removed OST
>
> OST0014             : Resource temporarily unavailable
>
> But in the MDS the inactive OST is erased:
>
> 0 UP mgc MGC192.168.11.9 at tcp 705b5ce9-4857-4c87-6663-6a2824537f83 5
>   1 UP lov cetafs-MDT0000-mdtlov cetafs-MDT0000-mdtlov_UUID 4
>   2 UP mdt cetafs-MDT0000 cetafs-MDT0000_UUID 123
>   3 UP mds mdd_obd-cetafs-MDT0000 mdd_obd_uuid-cetafs-MDT0000 3
>   4 UP osc cetafs-OST0000-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.11 at tcp
>   5 UP osc cetafs-OST0001-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.11 at tcp
>   6 UP osc cetafs-OST0002-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.13 at tcp
>   7 UP osc cetafs-OST0003-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.13 at tcp
>   8 UP osc cetafs-OST0004-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.14 at tcp
>   9 UP osc cetafs-OST0005-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.14 at tcp
>  10 UP osc cetafs-OST0006-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.15 at tcp
>  11 UP osc cetafs-OST0007-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.15 at tcp
>  12 UP osc cetafs-OST0008-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.17 at tcp
>  13 UP osc cetafs-OST0009-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.18 at tcp
>  14 UP osc cetafs-OST000a-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.17 at tcp
>  15 UP osc cetafs-OST000b-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.18 at tcp
>  16 UP osc cetafs-OST000c-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.19 at tcp
>  17 UP osc cetafs-OST000d-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.19 at tcp
>  18 UP osc cetafs-OST000e-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.20 at tcp
>  19 UP osc cetafs-OST000f-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.20 at tcp
>  20 UP osc cetafs-OST0010-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.21 at tcp
>  21 UP osc cetafs-OST0011-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.21 at tcp
>  22 UP osc cetafs-OST0012-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.16 at tcp
>  23 UP osc cetafs-OST0013-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.16 at tcp
>  24 UP osc cetafs-OST0015-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  25 UP osc cetafs-OST0016-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  26 UP osc cetafs-OST0017-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  27 UP osc cetafs-OST0018-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>
> What can I do to the client don't see the erased OST?
>
>
> On 23/10/12 08:54, Alfonso Pardo wrote:
>
> Hello,
>
> I have a inactive OST that, I wish to remove from my Lustre system. I
have deactivate the OST with:
>
> lctl conf_param cetafs-OST0014.osc.active=0
>
>
> How do I to remove the inactive OST from my device list?
>
>
> Thanks!!!!
>
> lctl dl -t
>   0 UP mgc MGC192.168.11.9 at tcp 705b5ce9-4857-4c87-6663-6a2824537f83 5
>   1 UP lov cetafs-MDT0000-mdtlov cetafs-MDT0000-mdtlov_UUID 4
>   2 UP mdt cetafs-MDT0000 cetafs-MDT0000_UUID 123
>   3 UP mds mdd_obd-cetafs-MDT0000 mdd_obd_uuid-cetafs-MDT0000 3
>   4 UP osc cetafs-OST0000-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.11 at tcp
>   5 UP osc cetafs-OST0001-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.11 at tcp
>   6 UP osc cetafs-OST0002-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.13 at tcp
>   7 UP osc cetafs-OST0003-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.13 at tcp
>   8 UP osc cetafs-OST0004-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.14 at tcp
>   9 UP osc cetafs-OST0005-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.14 at tcp
>  10 UP osc cetafs-OST0006-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.15 at tcp
>  11 UP osc cetafs-OST0007-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.15 at tcp
>  12 UP osc cetafs-OST0008-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.17 at tcp
>  13 UP osc cetafs-OST0009-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.18 at tcp
>  14 UP osc cetafs-OST000a-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.17 at tcp
>  15 UP osc cetafs-OST000b-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.18 at tcp
>  16 UP osc cetafs-OST000c-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.19 at tcp
>  17 UP osc cetafs-OST000d-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.19 at tcp
>  18 UP osc cetafs-OST000e-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.20 at tcp
>  19 UP osc cetafs-OST000f-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.20 at tcp
>  20 UP osc cetafs-OST0010-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.21 at tcp
>  21 UP osc cetafs-OST0011-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.21 at tcp
>  22 UP osc cetafs-OST0012-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.16 at tcp
>  23 UP osc cetafs-OST0013-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.16 at tcp
>  24 IN osc cetafs-OST0014-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  25 UP osc cetafs-OST0015-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  26 UP osc cetafs-OST0016-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  27 UP osc cetafs-OST0017-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
>  28 UP osc cetafs-OST0018-osc-MDT0000 cetafs-MDT0000-mdtlov_UUID 5
192.168.11.4 at tcp
> --
>
> Alfonso Pardo Díaz
> Researcher / System Administrator at CETA-Ciemat
> c/ Sola nº 1; 10200 Trujillo, ESPAÑA
> Tel: +34 927 65 93 17 Fax: +34 927 32 32 37
>
> ---------------------------- Confidencialidad: Este mensaje y sus
ficheros adjuntos se dirige exclusivamente a su destinatario y puede
contener información privilegiada o confidencial. Si no es vd. el
destinatario indicado, queda notificado de que la utilización, divulgación
y/o copia sin autorización está prohibida en virtud de la legislación
vigente. Si ha recibido este mensaje por error, le rogamos que nos lo
comunique inmediatamente respondiendo al mensaje y proceda a su
destrucción. Disclaimer: This message and its attached files is intended
exclusively for its recipients and may contain confidential information. If
you received this e-mail in error you are hereby notified that any
dissemination, copy or disclosure of this communication is strictly
prohibited and may be unlawful. In this case, please notify us by a reply
and delete this email and its contents immediately.
----------------------------
>
> _______________________________________________
> Lustre-discuss mailing list
> Lustre-discuss at lists.lustre.org
> http://lists.lustre.org/mailman/listinfo/lustre-discuss
>
>
>
> --
>
> Alfonso Pardo Díaz
> Researcher / System Administrator at CETA-Ciemat
> c/ Sola nº 1; 10200 Trujillo, ESPAÑA
> Tel: +34 927 65 93 17 Fax: +34 927 32 32 37
>
>
>
> _______________________________________________
> Lustre-discuss mailing list
> Lustre-discuss at lists.lustre.org
> http://lists.lustre.org/mailman/listinfo/lustre-discuss
>
>
>
> --
>
> Alfonso Pardo Díaz
> Researcher / System Administrator at CETA-Ciemat
> c/ Sola nº 1; 10200 Trujillo, ESPAÑA
> Tel: +34 927 65 93 17 Fax: +34 927 32 32 37
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.lustre.org/pipermail/lustre-discuss-lustre.org/attachments/20121030/6c7c3451/attachment.htm>


More information about the lustre-discuss mailing list