From: Sage Weil <sage@newdream.net>
Date: Tue, 19 Oct 2021 22:04:34 +0000 (-0500)
Subject: os/bluestore: debug ExtentMap::update()
X-Git-Tag: v17.1.0~535^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=3ddb07088e46646dedccbfa2cbe1dcc87fc6db3e;p=ceph.git

os/bluestore: debug ExtentMap::update()

I hit a case where the shard key size didn't match, and it looked as though
this code somehow didn't get executed.

Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/src/os/bluestore/BlueStore.cc b/src/os/bluestore/BlueStore.cc
index 02e51ed1f6f8..d87764c00b73 100644
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -2641,6 +2641,8 @@ void BlueStore::ExtentMap::update(KeyValueDB::Transaction t,
     // schedule DB update for dirty shards
     string key;
     for (auto& it : encoded_shards) {
+      dout(20) << __func__ << "  encoding key for shard 0x" << std::hex
+	       << it.shard->shard_info->offset << std::dec << dendl;
       it.shard->dirty = false;
       it.shard->shard_info->bytes = it.bl.length();
       generate_extent_shard_key_and_apply(