- ±âº»ÀûÀ¸·Î iSCSI ¸¦ ÀÌ¿ëÇÏ¿© º¼·ýÀ» ¸ÖƼÆнº·Î ±¸¼ºÇÏ´Â °æ¿ì, iSCSI ÀÇ ³×Æ®¿öÅ©°¡ ²÷¾îÁö°Ô µÇ¾úÀ» °æ¿ì iSCSI ¿¡¼´Â ÁöÁ¤µÈ ½Ã°£¸¸Å ÇØ´ç Æнº¿¡ ÀÀ´äÀ» ±â´Ù¸®°Ô µÊ
±×·¸±â ¶§¹®¿¡ iSCSI ¸¦ ÀÌ¿ëÇÑ ¸ÖƼÆнº ±¸¼º½Ã ½ºÆ¿¾ÆÀÌ °°Àº HA ÀÇ °æ¿ì ÇØ´ç º¼·ýÀÇ Æнº ³×Æ®¿öÅ©°¡ ´ÜÀýµÈ °æ¿ì ½ºÆ¿¾ÆÀÌ¿¡¼ º¼·ý ¸®¼Ò½º¸¦ üũ ÇÏ´Â ½Ã°£ (±âº»°ª 120ÃÊ) À» ª°Ô º¯°æÇÑ °æ¿ì ¹®Á¦°¡ µÉ ¼ö Àִµ¥ À̶§ iSCSI ÀÇ ¼³Á¤ÆÄÀÏ¿¡¼ ¾Æ·¡ ÆĶó¹ÌÅÍ °ªÀ» º¯°æÇÏ¿© ÇØ´ç ¹®Á¦¿¡ ´ëÇؼ ¾î´ÀÁ¤µµ ÇØ°áÀÌ °¡´É ÇÔ
- ÆÄÀÏ À§Ä¡ /etc/iscsi/iscsid.conf node.session.timeo.replacement_timeout = 120
- ÇöÀç ¼³Á¤µÈ Time Out °ª È®ÀÎ ¹æ¹ý #service iscsi status
[root@20-SE01 ~]# service iscsi status iSCSI Transport Class version 2.0-870 version 6.2.0-873.13.el6 Target: iqn.STORAGE.20-SE01 (non-flash) Current Portal: 40.40.40.240:3260,1 Persistent Portal: 40.40.40.240:3260,1 ********** Interface: ********** Iface Name: default Iface Transport: tcp Iface Initiatorname: iqn.1994-05.com.redhat:4ce92c8a166 Iface IPaddress: 40.40.40.20 Iface HWaddress: <empty> Iface Netdev: <empty> SID: 1 iSCSI Connection State: LOGGED IN iSCSI Session State: LOGGED_IN Internal iscsid Session State: NO CHANGE ********* Timeouts: ********* Recovery Timeout: 120 Target Reset Timeout: 30 LUN Reset Timeout: 30 Abort Timeout: 15 ***** CHAP: ***** username: <empty> password: ******** username_in: <empty> password_in: ******** ************************ Negotiated iSCSI params: ************************ HeaderDigest: None DataDigest: None MaxRecvDataSegmentLength: 262144 MaxXmitDataSegmentLength: 8192 FirstBurstLength: 65536 MaxBurstLength: 262144 ImmediateData: Yes InitialR2T: Yes MaxOutstandingR2T: 1 ************************ Attached SCSI devices: ************************ Host Number: 8 State: running scsi8 Channel 00 Id 0 Lun: 0 scsi8 Channel 00 Id 0 Lun: 1 Attached scsi disk sdb State: running Current Portal: 50.50.50.240:3260,1 Persistent Portal: 50.50.50.240:3260,1 ********** Interface: ********** Iface Name: default Iface Transport: tcp Iface Initiatorname: iqn.1994-05.com.redhat:4ce92c8a166 Iface IPaddress: 50.50.50.20 Iface HWaddress: <empty> Iface Netdev: <empty> SID: 2 iSCSI Connection State: LOGGED IN iSCSI Session State: LOGGED_IN Internal iscsid Session State: NO CHANGE ********* Timeouts: ********* Recovery Timeout: 120 Target Reset Timeout: 30 LUN Reset Timeout: 30 Abort Timeout: 15 ***** CHAP: ***** username: <empty> password: ******** username_in: <empty> password_in: ******** ************************ Negotiated iSCSI params: ************************ HeaderDigest: None DataDigest: None MaxRecvDataSegmentLength: 262144 MaxXmitDataSegmentLength: 8192 FirstBurstLength: 65536 MaxBurstLength: 262144 ImmediateData: Yes InitialR2T: Yes MaxOutstandingR2T: 1 ************************ Attached SCSI devices: ************************ Host Number: 9 State: running scsi9 Channel 00 Id 0 Lun: 0 scsi9 Channel 00 Id 0 Lun: 1 Attached scsi disk sdc State: running
|