[LU-4239] lfs fid2path ioctl err -75: Value too large for defined data type (75)

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.8.0
• Affects Version/s: Lustre 2.6.0
• Labels: cdwgbl patch
• Environment: lustre-client-2.4.0-2.6.32_358.11.1.el6.x86_64_ga049816.x86_64
• Severity: 3
• Assignee: Alex Zhuravlev
• Reporter: Gabriele Paciucci (Inactive)

Description

I have created 100 nested directories. No problem until 99.

[root@st01-cli2 ~]# lfs fid2path /mnt/pippo [0x200000400:0xcc:0x0]
/mnt/pippo/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40/41/42/43/44/45/46/47/48/49/50/51/52/53/54/55/56/57/58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/73/74/75/76/77/78/79/80/81/82/83/84/85/86/87/88/89/90/91/92/93/94/95/96/97/98/99

[root@st01-cli2 ~]# lfs fid2path /mnt/pippo [0x200000400:0xcd:0x0]
ioctl err -75: Value too large for defined data type (75)
fid2path error: Value too large for defined data type

Issue Links

• is related to: LU-6384 sanity test_154g: llapi_fid2path failed for fid 0x2000013a1:0x3b:0x0: Invalid argument
• is related to: LU-6194 Interop 2.5.3<->2.7 sanity test_162c: Value too large for defined data type