avoid database-wide restart on write error

Hiroshi Inoue · Hiroshi Inoue · commit 77df055c54f1 · 2000-09-29T01:23:47.000Z
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.83 2000/09/25 04:11:09 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.84 2000/09/29 01:23:47 inoue Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2529,11 +2529,10 @@ AbortBufferIO(void)
 		else
 		{
 			Assert((buf->flags & BM_DIRTY) != 0);
-			if (buf->flags & BM_IO_ERROR)
+			if (buf->flags & BM_IO_ERROR != 0)
 			{
-				elog(NOTICE, "!!! write error seems permanent !!!");
-				elog(NOTICE, "!!! now kill all backends and reset postmaster !!!");
-				proc_exit(255);
+				elog(NOTICE, "write error may be permanent: cannot write block %u for %s/%s",
+				buf->tag.blockNum, buf->blind.dbname, buf->blind.relname);
 			}
 			buf->flags |= BM_DIRTY;
 		}

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`*`
`9`	`9`	`*`
`10`	`10`	`* IDENTIFICATION`
`11`		`- * $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.83 2000/09/25 04:11:09 tgl Exp $`
	`11`	`+ * $Header: /cvsroot/pgsql/src/backend/storage/buffer/bufmgr.c,v 1.84 2000/09/29 01:23:47 inoue Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -2529,11 +2529,10 @@ AbortBufferIO(void)`
`2529`	`2529`	`else`
`2530`	`2530`	`{`
`2531`	`2531`	`Assert((buf->flags & BM_DIRTY) != 0);`
`2532`		`- if (buf->flags & BM_IO_ERROR)`
	`2532`	`+ if (buf->flags & BM_IO_ERROR != 0)`
`2533`	`2533`	`{`
`2534`		`- elog(NOTICE, "!!! write error seems permanent !!!");`
`2535`		`- elog(NOTICE, "!!! now kill all backends and reset postmaster !!!");`
`2536`		`- proc_exit(255);`
	`2534`	`+ elog(NOTICE, "write error may be permanent: cannot write block %u for %s/%s",`
	`2535`	`+ buf->tag.blockNum, buf->blind.dbname, buf->blind.relname);`
`2537`	`2536`	`}`
`2538`	`2537`	`buf->flags \|= BM_DIRTY;`
`2539`	`2538`	`}`