Re: [RFC] migration: Remove old compression code

2020-01-27 Thread Juan Quintela
Markus Armbruster wrote: > Cc'ing like David did, plus Eric and Mike for additional QAPI expertise. Thanks. >> diff --git a/qapi/migration.json b/qapi/migration.json >> index 65db85970e..5477d4d20b 100644 >> --- a/qapi/migration.json >> +++ b/qapi/migration.json >> @@ -79,27 +79,6 @@ >>

Re: [RFC] migration: Remove old compression code

2020-01-25 Thread Markus Armbruster
Cc'ing like David did, plus Eric and Mike for additional QAPI expertise. Juan Quintela writes: > Hi > > There are several problems with the old compression code: > * it compress one page at a time (i.e. 4KB) > > * it has to copy all the page to the compression thread, the > compression thread

Re: [RFC] migration: Remove old compression code

2020-01-23 Thread Dr. David Alan Gilbert
* Juan Quintela (quint...@redhat.com) wrote: > Hi Lets cc in some people who have previously contributed to the existing compression code. > There are several problems with the old compression code: > * it compress one page at a time (i.e. 4KB) > > * it has to copy all the page to the compressio

[RFC] migration: Remove old compression code

2020-01-23 Thread Juan Quintela
Hi There are several problems with the old compression code: * it compress one page at a time (i.e. 4KB) * it has to copy all the page to the compression thread, the compression thread compress it, it copies back the compressed data to the main thread and it sends it there (equivalent for dec