[Xen-users] XEN 4.6-Delay Loading Domains

[gopika bg <bggopika@xxxxxxxxx>]

Hi,

I'm using xen 4.6 version as PV hypervisor.

The boot log has an unexpected delay of 4 sec before loading Domains.

Logs are attached below.

Could you please provide some patches to reduce this delay?

*** LOADING DOMAIN 0 ***

[2020-03-13 09:53:18.797] (XEN) I/O virtualisation disabled
[2020-03-13 09:53:18.802] (XEN) *** LOADING DOMAIN 0 ***
[2020-03-13 09:53:18.802] (XEN) Loading kernel from boot module @ 0000000060000000
[2020-03-13 09:53:18.808] (XEN) Allocating 1:1 mappings totalling 1024MB for dom0:
[2020-03-13 09:53:19.578] (XEN) BANK[0] 0x00000070000000-0x000000b0000000 (1024MB)
[2020-03-13 09:53:19.578] (XEN) Grant table range: 0x000000be800000-0x000000be861000
[2020-03-13 09:53:19.624] (XEN) Loading zImage from 0000000060000000 to 0000000077c00000-0000000077f08f60
[2020-03-13 09:53:19.649] (XEN) Allocating PPI 16 for event channel interrupt
[2020-03-13 09:53:19.649] (XEN) Loading dom0 DTB to 0x0000000078000000-0x000000007800c2f0
[2020-03-13 09:53:19.654] (XEN) Scrubbing Free RAM on 1 nodes using 8 CPUs
[2020-03-13 09:53:19.915] (XEN) ..done.
[2020-03-13 09:53:20.168] (XEN) Initial low memory virq threshold set at 0x4000 pages.
[2020-03-13 09:53:20.174] (XEN) Std. Loglevel: All
[2020-03-13 09:53:20.174] (XEN) Guest Loglevel: All
[2020-03-13 09:53:20.174] (XEN) Freed 264kB init memory.
[2020-03-13 09:53:24.274] [    0.000000] [c0] Booting Linux on physical CPU 0x0

*** LOADING DOMAIN U ***

[2020-03-13 10:31:58.960] domainbuilder: detail: domain builder memory footprint
[2020-03-13 10:31:58.965] domainbuilder: detail:    allocated
[2020-03-13 10:31:58.971] domainbuilder: detail:       malloc             : 1626 kB
[2020-03-13 10:31:58.977] domainbuilder: detail:       anon mmap          : 0 bytes
[2020-03-13 10:31:58.982] domainbuilder: detail:    mapped
[2020-03-13 10:31:58.982] domainbuilder: detail:       file mmap          : 4136 kB
[2020-03-13 10:31:58.988] domainbuilder: detail:       domU mmap          : 4144 kB
[2020-03-13 10:31:58.993] domainbuilder: detail: vcpu_arm32: called
[2020-03-13 10:31:58.999] domainbuilder: detail: Initial state CPSR 0x1d3 PC 0x40008000
[2020-03-13 10:31:59.024] domainbuilder: detail: launch_vm: called, ctxt=0xb6f86004
[2020-03-13 10:31:59.024] domainbuilder: detail: xc_dom_gnttab_hvm_seed: called, pfn=0x38000
[2020-03-13 10:31:59.036] domainbuilder: detail: xc_dom_release: called
[2020-03-13 10:32:02.223] [    0.000000] Booting Linux on physical CPU 0x0

Thanks in advance,

Gopika BG

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