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Test and fix degraded-read

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This commit is contained in:
Vitaliy Filippov
2020-02-09 19:17:35 +03:00
parent 97d3fc593c
commit 1513d0490a
3 changed files with 21 additions and 14 deletions
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test_osd.cpp
+7 -7
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@@ -22,7 +22,7 @@ uint64_t test_write(int connect_fd, uint64_t inode, uint64_t stripe, uint64_t ve
void* test_primary_read(int connect_fd, uint64_t inode, uint64_t offset, uint64_t len);
bool check_pattern(void *buf, uint64_t len, uint64_t pattern);
bool check_pattern(void *buf, uint64_t offset, uint64_t len, uint64_t pattern);
#define PATTERN0 0x8c4641acc762840e
#define PATTERN1 0x70a549add9a2280a
@@ -51,13 +51,13 @@ int main(int narg, char *args[])
// Cluster read
connect_fd = connect_osd("127.0.0.1", 11203);
data = test_primary_read(connect_fd, 2, 0, 128*1024);
if (data && check_pattern(data, 128*1024, PATTERN0))
if (data && check_pattern(data, 0, 128*1024, PATTERN0))
printf("inode=2 0-128K OK\n");
if (data)
free(data);
data = test_primary_read(connect_fd, 2, 0, 256*1024);
if (data && check_pattern(data, 128*1024, PATTERN0) &&
check_pattern(data+128*1024, 128*1024, PATTERN1))
if (data && check_pattern(data, 0, 128*1024, PATTERN0) &&
check_pattern(data, 128*1024, 128*1024, PATTERN1))
printf("inode=2 0-256K OK\n");
if (data)
free(data);
@@ -186,13 +186,13 @@ void* test_primary_read(int connect_fd, uint64_t inode, uint64_t offset, uint64_
return data;
}
bool check_pattern(void *buf, uint64_t len, uint64_t pattern)
bool check_pattern(void *buf, uint64_t offset, uint64_t len, uint64_t pattern)
{
for (int i = 0; i < len/sizeof(uint64_t); i++)
{
if (((uint64_t*)buf)[i] != pattern)
if (((uint64_t*)(buf+offset))[i] != pattern)
{
printf("(result[%d] = %lu) != %lu\n", i, ((uint64_t*)buf)[i], pattern);
printf("(result + %lu bytes = %lx) != %lx\n", i*sizeof(uint64_t)+offset, ((uint64_t*)buf+offset)[i], pattern);
return false;
}
}