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Re: [Xen-devel] [PATCH] common/gnttab: Process softirqs while dumping grant tables
- To: Julien Grall <julien.grall@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Fri, 5 Apr 2019 17:38:40 +0100
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- Cc: Ian Jackson <Ian.Jackson@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Fri, 05 Apr 2019 16:38:49 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
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On 05/04/2019 17:35, Julien Grall
wrote:
Hi Andrew,
On 05/04/2019 17:33, Andrew Cooper wrote:
OSSTests upgrade to Jessie has identified
that with a sufficiently large grant
table, a watchdog timeout can occur.
http://logs.test-lab.xenproject.org/osstest/logs/134399/test-amd64-amd64-xl-qemuu-debianhvm-amd64-shadow/serial-chardonnay0.log
OSSTest log usually disappear after a few days. Who it be possible
to copy the relevant part of the log instead?
Can do. Something like:
(XEN) gnttab_usage_print_all [ key 'g' pressed
Apr 4 20:51:42.779992 (XEN) -------- active -------- -------- shared --------
Apr 4 20:51:42.780081 (XEN) [ref] localdom mfn pin localdom gmfn flags
Apr 4 20:51:42.791855 (XEN) grant-table for remote d0 (v1)
Apr 4 20:51:42.791915 (XEN) 1 frames (64 max), 11 maptrack frames (1024 max)
Apr 4 20:51:42.803911 (XEN) no active grant table entries
Apr 4 20:51:42.803975 (XEN) -------- active -------- -------- shared --------
Apr 4 20:51:42.804034 (XEN) [ref] localdom mfn pin localdom gmfn flags
Apr 4 20:51:42.815923 (XEN) grant-table for remote d1 (v1)
Apr 4 20:51:42.816040 (XEN) 7 frames (32 max), 0 maptrack frames (1024 max)
Apr 4 20:51:42.827834 (XEN) [0x000] 0 0x27e306 0x00000002 0 0x0fefff 0x19
Apr 4 20:51:42.827877 (XEN) [0x009] 0 0x22d9a1 0x00000001 0 0x02f3a1 0x19
Apr 4 20:51:42.827905 (XEN) [0x00a] 0 0x22d99f 0x00000001 0 0x02f39f 0x19
<snip masses of output>
Apr 4 20:51:49.814701 (XEN) [0x8af] 0 0x232f4f 0x00000001 0 0x029d4f 0x19
Apr 4 20:51:49.826827 (XEN) [0x8b0] 0 0x232f4e 0x00000001 0 0x029(XEN) Watchdog timer detects that CPU0 is stuck!
Apr 4 20:51:49.826903 (XEN) ----[ Xen-4.13-unstable x86_64 debug=y Not tainted ]----
~Andrew
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