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楼主 |
发表于 2020-9-19 21:36
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root@PVE-JW01:~# zpool status –v rpool
cannot open '–v': invalid character '' in pool name
pool: rpool
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
rpool ONLINE 0 0 0
scsi-35000cca0283e7844-part3 ONLINE 0 0 0
scsi-35000cca0283e7804 ONLINE 0 0 0
scsi-35000cca02840d138 ONLINE 0 0 0
scsi-35000cca02842654c ONLINE 0 0 0
cache
sda ONLINE 0 0 0
errors: No known data errors
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root@PVE-JW01:~# time dd if=./Debian9_1.6.img of=/dev/null bs=4K
2097152+0 records in
2097152+0 records out
8589934592 bytes (8.6 GB, 8.0 GiB) copied, 52.3789 s, 164 MB/s
real 0m52.380s
user 0m1.048s
sys 0m51.329s
root@PVE-JW01:~# time dd if=./Debian9_1.6.img of=/dev/null bs=4K
2097152+0 records in
2097152+0 records out
8589934592 bytes (8.6 GB, 8.0 GiB) copied, 52.2096 s, 165 MB/s
real 0m52.211s
user 0m1.048s
sys 0m51.160s
root@PVE-JW01:~# time dd if=./Debian9_1.6.img of=/dev/null bs=4M
2048+0 records in
2048+0 records out
8589934592 bytes (8.6 GB, 8.0 GiB) copied, 4.64742 s, 1.8 GB/s
real 0m4.649s
user 0m0.008s
sys 0m4.640s
root@PVE-JW01:~# time dd if=/dev/zero of=./test.4m.dbf bs=4M count=25600
25600+0 records in
25600+0 records out
107374182400 bytes (107 GB, 100 GiB) copied, 96.6899 s, 1.1 GB/s
real 1m36.692s
user 0m0.166s
sys 1m14.293s
root@PVE-JW01:~# time dd if=/dev/zero of=./test.4k.dbf bs=4K count=3000000
3000000+0 records in
3000000+0 records out
12288000000 bytes (12 GB, 11 GiB) copied, 40.8686 s, 301 MB/s
real 0m40.870s
user 0m1.821s
sys 0m35.431s
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