6ee9df2871
- kvm-migration-Attempt-disk-reactivation-in-more-failure-.patch [bz#2058982] - kvm-util-mmap-alloc-qemu_fd_getfs.patch [bz#2057267] - kvm-vl.c-Create-late-backends-before-migration-object.patch [bz#2057267] - kvm-migration-postcopy-Detect-file-system-on-dest-host.patch [bz#2057267] - kvm-migration-mark-mixed-functions-that-can-suspend.patch [bz#2057267] - kvm-postcopy-ram-do-not-use-qatomic_mb_read.patch [bz#2057267] - kvm-migration-remove-extra-whitespace-character-for-code.patch [bz#2057267] - kvm-migration-Merge-ram_counters-and-ram_atomic_counters.patch [bz#2057267] - kvm-migration-Update-atomic-stats-out-of-the-mutex.patch [bz#2057267] - kvm-migration-Make-multifd_bytes-atomic.patch [bz#2057267] - kvm-migration-Make-dirty_sync_missed_zero_copy-atomic.patch [bz#2057267] - kvm-migration-Make-precopy_bytes-atomic.patch [bz#2057267] - kvm-migration-Make-downtime_bytes-atomic.patch [bz#2057267] - kvm-migration-Make-dirty_sync_count-atomic.patch [bz#2057267] - kvm-migration-Make-postcopy_requests-atomic.patch [bz#2057267] - kvm-migration-Rename-duplicate-to-zero_pages.patch [bz#2057267] - kvm-migration-Rename-normal-to-normal_pages.patch [bz#2057267] - kvm-migration-rename-enabled_capabilities-to-capabilitie.patch [bz#2057267] - kvm-migration-Pass-migrate_caps_check-the-old-and-new-ca.patch [bz#2057267] - kvm-migration-move-migration_global_dump-to-migration-hm.patch [bz#2057267] - kvm-spice-move-client_migrate_info-command-to-ui.patch [bz#2057267] - kvm-migration-Create-migrate_cap_set.patch [bz#2057267] - kvm-migration-Create-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_colo_enabled-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_compression-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_events-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_multifd-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_zero_copy_send-to-options.patch [bz#2057267] - kvm-migration-Move-migrate_use_xbzrle-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_block-to-options.c.patch [bz#2057267] - kvm-migration-Move-migrate_use_return-to-options.c.patch [bz#2057267] - kvm-migration-Create-migrate_rdma_pin_all-function.patch [bz#2057267] - kvm-migration-Move-migrate_caps_check-to-options.c.patch [bz#2057267] - kvm-migration-Move-qmp_query_migrate_capabilities-to-opt.patch [bz#2057267] - kvm-migration-Move-qmp_migrate_set_capabilities-to-optio.patch [bz#2057267] - kvm-migration-Move-migrate_cap_set-to-options.c.patch [bz#2057267] - kvm-migration-Move-parameters-functions-to-option.c.patch [bz#2057267] - kvm-migration-Use-migrate_max_postcopy_bandwidth.patch [bz#2057267] - kvm-migration-Move-migrate_use_block_incremental-to-opti.patch [bz#2057267] - kvm-migration-Create-migrate_throttle_trigger_threshold.patch [bz#2057267] - kvm-migration-Create-migrate_checkpoint_delay.patch [bz#2057267] - kvm-migration-Create-migrate_max_cpu_throttle.patch [bz#2057267] - kvm-migration-Move-migrate_announce_params-to-option.c.patch [bz#2057267] - kvm-migration-Create-migrate_cpu_throttle_initial-to-opt.patch [bz#2057267] - kvm-migration-Create-migrate_cpu_throttle_increment-func.patch [bz#2057267] - kvm-migration-Create-migrate_cpu_throttle_tailslow-funct.patch [bz#2057267] - kvm-migration-Move-migrate_postcopy-to-options.c.patch [bz#2057267] - kvm-migration-Create-migrate_max_bandwidth-function.patch [bz#2057267] - kvm-migration-Move-migrate_use_tls-to-options.c.patch [bz#2057267] - kvm-migration-Move-qmp_migrate_set_parameters-to-options.patch [bz#2057267] - kvm-migration-Allow-postcopy_ram_supported_by_host-to-re.patch [bz#2057267] - kvm-block-bdrv-blk_co_unref-for-calls-in-coroutine-conte.patch [bz#2185688] - kvm-block-Don-t-call-no_coroutine_fns-in-qmp_block_resiz.patch [bz#2185688] - kvm-iotests-Use-alternative-CPU-type-that-is-not-depreca.patch [bz#2185688] - kvm-iotests-Test-resizing-image-attached-to-an-iothread.patch [bz#2185688] - kvm-Enable-Linux-io_uring.patch [bz#1947230] - Resolves: bz#2058982 (Qemu core dump if cut off nfs storage during migration) - Resolves: bz#2057267 (Migration with postcopy fail when vm set with shared memory) - Resolves: bz#2185688 ([qemu-kvm] no response with QMP command block_resize) - Resolves: bz#1947230 (Enable QEMU support for io_uring in RHEL9)
79 lines
2.7 KiB
Diff
79 lines
2.7 KiB
Diff
From b88c51c4b02639e28da73143b1da7bd3d6706ce5 Mon Sep 17 00:00:00 2001
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From: Juan Quintela <quintela@redhat.com>
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Date: Thu, 2 Mar 2023 10:29:51 +0100
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Subject: [PATCH 46/56] migration: Create migrate_cpu_throttle_tailslow()
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function
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Peter Xu <peterx@redhat.com>
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RH-MergeRequest: 162: migration: Pretty failures for postcopy on unsupported memory types
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RH-Bugzilla: 2057267
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RH-Acked-by: Leonardo Brás <leobras@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: quintela1 <quintela@redhat.com>
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RH-Commit: [45/50] e93e96392405c60f75abbf288e4fddb191bbc996 (peterx/qemu-kvm)
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Signed-off-by: Juan Quintela <quintela@redhat.com>
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Reviewed-by: Fabiano Rosas <farosas@suse.de>
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(cherry picked from commit 873f674c559e3162a6e6e92994301d400c5cc873)
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Signed-off-by: Peter Xu <peterx@redhat.com>
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---
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migration/options.c | 9 +++++++++
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migration/options.h | 1 +
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migration/ram.c | 3 +--
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3 files changed, 11 insertions(+), 2 deletions(-)
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diff --git a/migration/options.c b/migration/options.c
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index 31435d2b45..615534c151 100644
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--- a/migration/options.c
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+++ b/migration/options.c
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@@ -527,6 +527,15 @@ uint8_t migrate_cpu_throttle_initial(void)
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return s->parameters.cpu_throttle_initial;
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}
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+bool migrate_cpu_throttle_tailslow(void)
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+{
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+ MigrationState *s;
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+
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+ s = migrate_get_current();
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+
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+ return s->parameters.cpu_throttle_tailslow;
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+}
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+
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int migrate_decompress_threads(void)
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{
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MigrationState *s;
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diff --git a/migration/options.h b/migration/options.h
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index 49b29bdafd..99f6bbd7a1 100644
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--- a/migration/options.h
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+++ b/migration/options.h
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@@ -52,6 +52,7 @@ int migrate_compress_threads(void);
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int migrate_compress_wait_thread(void);
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uint8_t migrate_cpu_throttle_increment(void);
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uint8_t migrate_cpu_throttle_initial(void);
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+bool migrate_cpu_throttle_tailslow(void);
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int migrate_decompress_threads(void);
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uint8_t migrate_max_cpu_throttle(void);
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int64_t migrate_max_postcopy_bandwidth(void);
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diff --git a/migration/ram.c b/migration/ram.c
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index 5645745a42..01356f60a4 100644
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--- a/migration/ram.c
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+++ b/migration/ram.c
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@@ -711,10 +711,9 @@ static size_t save_page_header(PageSearchStatus *pss, QEMUFile *f,
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static void mig_throttle_guest_down(uint64_t bytes_dirty_period,
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uint64_t bytes_dirty_threshold)
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{
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- MigrationState *s = migrate_get_current();
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uint64_t pct_initial = migrate_cpu_throttle_initial();
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uint64_t pct_increment = migrate_cpu_throttle_increment();
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- bool pct_tailslow = s->parameters.cpu_throttle_tailslow;
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+ bool pct_tailslow = migrate_cpu_throttle_tailslow();
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int pct_max = migrate_max_cpu_throttle();
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uint64_t throttle_now = cpu_throttle_get_percentage();
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--
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2.39.1
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