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2006 Oct 25
3
[REQEST] about xentop -b
xentop "-b" options are duplicateded(--batch and --vbds). from xen-unstable 10623 Please fix it. http://xenbits.xensource.com/xen-unstable.hg?cs=856caf975abd Thanks, Atsushi SAKAI _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2007 Feb 26
0
[PATCH] Fix for Solaris compile/output for VBDs in xentop
# HG changeset patch # User john.levon@sun.com # Date 1172534164 28800 # Node ID 37fce3c0c10baee370ecc39b6a50fed8b232bd69 # Parent 4998793aa87729fbe8a582faa3a22c9ecfefe13c Fix for Solaris compile/output for VBDs in xentop. Signed-off-by: John Levon <john.levon@sun.com> diff --git a/tools/xenstat/xentop/xentop.c b/tools/xenstat/xentop/xentop.c --- a/tools/xenstat/xentop/xentop.c +++ b/tools/xenstat/xentop/xentop.c @@ -918,11 +918,19 @@ void do_vbd(xenstat_domain *domain) num_vbds = xenstat_domain_...
2010 Sep 30
10
using DRBD VBDs with Xen
Hi, Not totally new to Xen but still very green and meeting some problems. Feel free to kick me to the DRBD people if this is not relevent here. I''ll be providing more info upon request but for now I''ll be brief. Debian/Squeeze running 2.6.32-5-xen-amd64 (2.6.32-21) Xen hypervisor 4.0.1~rc6-1 and drbd-8.3.8. One domU configured, with disk and swap image: root =
2008 Oct 28
0
[PATCH] Fix typo in waitForBackend() for phantom VBDs
Hi, I believe that a value of "result[''status'']" is an integer, isn''t a character string. diff -r 8d41996e6897 tools/python/xen/xend/server/DevController.py --- a/tools/python/xen/xend/server/DevController.py Mon Oct 27 18:51:52 2008 +0000 +++ b/tools/python/xen/xend/server/DevController.py Tue Oct 28 09:14:53 2008 +0900 @@ -542,7 +542,7 @@ class
2005 Jan 20
2
lomount: handy for file-backed VBDs
Hey all, This utility (from Qemu) might be useful to anyone who has multiple partitions on a file-backed VBD and wants occasionally to mount them in dom0. http://www.dad-answers.com/qemu/utilities/QEMU-HD-Mounter/lomount/ You can tell it what partition to mount out of the file and it sorts out the offsets, etc. by parsing the partition table. This allows you to get around the loop
2005 Jun 25
4
Crypted LVM LVs as VBD?
Hi *, can crypted logical volumes be used as vbds for Xen? by Töns -- There is no safe distance. _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users
2007 Jun 05
0
[PATCH][XENTOP][0/4] Display blktap statistics.
...ack statistics. Therefore, These patches make xentop output statistics of both blkback and blktap. These patches include two part as follows. 1. Unification of sysfs entries'' names 2. Output of statistics about blkback and blktap into xentop. 1. The name of sysfs entries are unified for VBDs. Currently, sysfs entries'' names of back-end drivers is specified "<I/O operation type>_<unit of statistics>". For example, in the case that a operation is "READ" and that units is the number of requests, sysfs entries'' name is "rd-req&...
2010 Mar 14
6
xm mem-set Domain-0 box went poof
...---------- xentop - 01:44:00 Xen 3.4.3-rc4-pre 1 domains: 1 running, 0 blocked, 0 paused, 0 crashed, 0 dying, 0 shutdown Mem: 4160828k total, 4022996k used, 137832k free CPUs: 4 @ 2308MHz NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR SSID Domain-0 -----r 109 2.2 3965032 95.3 no limit n/a 4 ---------- xm mem-set Domain-0 512 xentop showed ~1G memory (26% memory), then right after this i tried xm mem-set Domain-0 192 ... box died with caps and scroll lock flashing. I h...
2005 Nov 28
20
open/stat64 syscalls run faster on Xen VM than standard Linux
...n both systems. An open call runs averagely 109 usec on standard Linux but only 41 usecs on XenLinux. An stat64 call runs 75 usecs on standard Linux but only 19 usecs on XenLinux. The Xen VM runs on the same physical machine as the standard Linux. It uses loopback files in dom0 as the backends of VBDs. Any insight is highly appreciated. Thanks. Xuehai XenLinux: # strace -c /bin/sh -c /bin/echo foo % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 39.05 0.001972 1972 1 write 19.35 0.0...
2010 Oct 06
1
unknown bootloader
...39;' ''restart'') (''actions_after_crash'' ''restart'') (''consoles'' (''array'')) (''VIFs'' (''array'' ''OpaqueRef:ad3fb92b-4261-87c5-d94d-3c958b90dca6'')) (''VBDs'' (''array'')) (''crash_dumps'' (''array'')) (''VTPMs'' (''array'')) (''PV_bootloader'' ''/usr/bin/pygrub'') (''PV_kernel'' '''') (''PV_ram...
2010 Apr 28
4
XCP - VM creation from template and netinst
...39;' ''restart'') (''actions_after_crash'' ''restart'') (''consoles'' (''array'')) (''VIFs'' (''array'' ''OpaqueRef:428a44bb-4056-911a-f6ba-245a216fd37d'')) (''VBDs'' (''array'' ''OpaqueRef:bde0a76d-a0e4-f656-8adf-2bb1b1c17520'')) (''crash_dumps'' (''array'')) (''VTPMs'' (''array'')) (''PV_bootloader'' ''eliloader'') ('...
2013 Oct 15
2
xentop output
Hi all, On xen platform, the output of xentop tool is like this: NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k)VBDS VBD_OO VBD_RD VBD_WR VBD_RSECT VBD_WSECT SSID Domain-0 -----r 96025 0.0 3902464 23.3 no limit n/a 12 0 0 0 0 0 0 0 0 0 0 slave3 --b--- 85503 0.0 4194304 25.1 4194304 25.1 2...
2013 Oct 17
2
xentop vbd output
Hi all, Now I use xentop to get disk statistical information. NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR VBD_RSECT VBD_WSECT SSID Domain-0 -----r 96233 0.7 3902464 23.3 no limit n/a 12 0 0 0 0 0 0 0 0 0 0 slave3 --b--- 85587 0.0 4194304 25.1 4194304 25.1 2...
2010 Jan 06
12
Dom0 NETTX, NETRX alway are 0
...s well as Dom0''s high load during netperf running. It means DomU accturally received the packats from Host1''s Dom0. TTVM''s NETRX changed this way : 9699596->9709952->9845192 NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR SSID Domain-0 -----r 2145 0.7 523008 6.2 no limit n/a 1 0 0 0 0 0 0 0 0 TTVM --b--- 189 0.1 260864 3.1 262144 3.1 1 1 21583488 9699596 1 0 2270 1325 0 NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR SSID Domain...
2008 Sep 06
4
Xen domU xvd disk online resize support
Hello list! (resending, it seems the previous mail didn''t make it to the list) At some point Xen supported block-reconfigure to resize domU disks on the fly.. This is not working atm/anymore? Discussion about the subject.. (in the end of the thread): http://lists.xensource.com/archives/html/xen-users/2008-04/msg00246.html Support for online resizing Linux SCSI disks was accepted
2006 Aug 24
0
Software RAID in DomU - does it work?
...rt of that I''d like to implement software RAID on the disks. From an architectural point of view, I''d like to keep all the file system components within the DomU. I''m looking at taking the raw disks (/dev/hd?? & /dev/sd??) from Dom0 piping them through to DomU as vbds, and then implementing software RAID on top of these vbds within the DomU. This makes a lot of sense architecturally, but I''m concerned that there may be an additional layer of write buffering going on in Dom0 which will be invisible to the software RAID in DomU, but which may cause da...
2010 Sep 24
1
switching
...elow is what i have xentop - 11:46:22 Xen 3.4.2 2 domains: 1 running, 1 blocked, 0 paused, 0 crashed, 0 dying, 0 shutdown Mem: 4184164k total, 706684k used, 3477480k free CPUs: 16 @ 2394MHz NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) VCPUS NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR SSID Domain-0 -----r 46 0.9 316416 7.6 316416 7.6 16 0 0 0 0 0 0 0 0 PVG1 --b--- 0 0.0 262060 6.3 263168 6.3 1 1 0 0 0 0 0 0...
2011 Apr 15
1
Errors attaching VBDs to dom0 VM
Hi, I''ve been touring XCP and making my way around it for the last few days, and am having problems with some reasonably straightforward actions. I''ve poured a several hours into different ways of resolving the issue, but am coming up short. Here''s the main issue. The following command (plugging in a VBD to the dom0 VM), when, run, hangs for several minutes, and then
2006 Apr 25
14
Xen Partition Performance
Hello, I''m setting up a Xen system since I have diferent choices to create the domU''s partitions: raw partition, lvm, files. I''ve done some tests with hdparm and it all seems to be the same. Can anyone, please, share with me what if the best method. Best regards, Luis _______________________________________________ Xen-users mailing list
2009 Jul 24
1
Long delay between xen/HVM domU shutdown and releasing vbd (drbd)
...g my HVM-domU with success apparently: -------------- corresponding heartbeat log line ----------------- greatmama-n2 lrmd: [3382]: info: RA output: (xendom_infra_win:stop:stdout) Domain infra-win2003sbs terminated All domains terminated --------------------------------- But it seems regarding VBDs (drbd) are not released at this time. xend.log and investigation at manual domU shutdown shows a delay about (exactly?) 5 mins between success of xen RA in stopping the domU and finally releasing the vbd and performing poweroff :( How can I speed up this? Or better: Why returns ''xm shu...