diff options
| -rw-r--r-- | migration/ram.c | 22 | ||||
| -rw-r--r-- | migration/trace-events | 4 |
2 files changed, 26 insertions, 0 deletions
diff --git a/migration/ram.c b/migration/ram.c index fd144fd..5c040e3 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -570,6 +570,11 @@ typedef struct { uint32_t flags; /* global number of generated multifd packets */ uint64_t packet_num; + /* thread local variables */ + /* packets sent through this channel */ + uint64_t num_packets; + /* pages sent through this channel */ + uint64_t num_pages; } MultiFDSendParams; typedef struct { @@ -600,6 +605,11 @@ typedef struct { uint32_t flags; /* global number of generated multifd packets */ uint64_t packet_num; + /* thread local variables */ + /* packets sent through this channel */ + uint64_t num_packets; + /* pages sent through this channel */ + uint64_t num_pages; } MultiFDRecvParams; static int multifd_send_initial_packet(MultiFDSendParams *p, Error **errp) @@ -856,9 +866,13 @@ static void *multifd_send_thread(void *opaque) MultiFDSendParams *p = opaque; Error *local_err = NULL; + trace_multifd_send_thread_start(p->id); + if (multifd_send_initial_packet(p, &local_err) < 0) { goto out; } + /* initial packet */ + p->num_packets = 1; while (true) { qemu_mutex_lock(&p->mutex); @@ -880,6 +894,8 @@ out: p->running = false; qemu_mutex_unlock(&p->mutex); + trace_multifd_send_thread_end(p->id, p->num_packets, p->num_pages); + return NULL; } @@ -1007,6 +1023,8 @@ static void *multifd_recv_thread(void *opaque) Error *local_err = NULL; int ret; + trace_multifd_recv_thread_start(p->id); + while (true) { qemu_mutex_lock(&p->mutex); if (false) { @@ -1029,6 +1047,8 @@ static void *multifd_recv_thread(void *opaque) p->running = false; qemu_mutex_unlock(&p->mutex); + trace_multifd_recv_thread_end(p->id, p->num_packets, p->num_pages); + return NULL; } @@ -1094,6 +1114,8 @@ void multifd_recv_new_channel(QIOChannel *ioc) } p->c = ioc; object_ref(OBJECT(ioc)); + /* initial packet */ + p->num_packets = 1; p->running = true; qemu_thread_create(&p->thread, p->name, multifd_recv_thread, p, diff --git a/migration/trace-events b/migration/trace-events index 3f67758..a80aaa8 100644 --- a/migration/trace-events +++ b/migration/trace-events @@ -76,6 +76,10 @@ get_queued_page_not_dirty(const char *block_name, uint64_t tmp_offset, unsigned migration_bitmap_sync_start(void) "" migration_bitmap_sync_end(uint64_t dirty_pages) "dirty_pages %" PRIu64 migration_throttle(void) "" +multifd_recv_thread_end(uint8_t id, uint64_t packets, uint64_t pages) "channel %d packets %" PRIu64 " pages %" PRIu64 +multifd_recv_thread_start(uint8_t id) "%d" +multifd_send_thread_end(uint8_t id, uint64_t packets, uint64_t pages) "channel %d packets %" PRIu64 " pages %" PRIu64 +multifd_send_thread_start(uint8_t id) "%d" ram_discard_range(const char *rbname, uint64_t start, size_t len) "%s: start: %" PRIx64 " %zx" ram_load_loop(const char *rbname, uint64_t addr, int flags, void *host) "%s: addr: 0x%" PRIx64 " flags: 0x%x host: %p" ram_load_postcopy_loop(uint64_t addr, int flags) "@%" PRIx64 " %x" |